A riding mowing device includes a seat used for a user to sit on and including a seat cushion and a backrest; a frame for supporting the seat; a cutting assembly including a cutting deck and a mowing element for mowing grass, where the mowing element is at least partially accommodated in the cutting deck, and the cutting assembly is mounted to the frame; a traveling assembly for driving the riding mowing device to travel; a control circuit board for controlling at least the cutting assembly and the traveling assembly; and a power supply assembly for supplying power to at least the cutting assembly and the traveling assembly. At least part of the control circuit board is disposed between the seat and the power supply assembly.
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/249 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux aéronefs ou aux véhicules, p.ex. aux automobiles ou aux trains
H01M 50/258 - Batteries modulaires; Boîtiers pourvus de moyens d’assemblage
A power tool includes a first illumination mechanism illuminating a region in front of an output shaft. The first illumination mechanism includes an illumination element generating light for illumination, where the illumination element is mounted in a mounting groove formed by the front end of the first housing; and a lampshade covering at least the front of the illumination element, where part of the lampshade located in front of the illumination element is light-transmissive material, and the lampshade is detachably mounted on the first housing. The illumination mechanism is convenient for replacement.
B25B 23/18 - Dispositifs pour illuminer la tête d'une vis ou d'un écrou
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
An electric tool, a charging device, a battery pack, and a heat dissipation structure. The electric tool (10) comprises a housing (110), a printed circuit board assembly, and a heat absorbing body (130); the printed circuit board assembly is provided in the housing (110); the heat absorbing body (130) is in thermal contact with at least part of the printed circuit board assembly and is configured to absorb heat generated by the printed circuit board assembly; and the heat absorbing body (130) comprises a hydrogel (133).
An impact tool, comprising: a motor shaft (121); an output shaft (131) used for outputting power, the output shaft using an output axis as a rotating axis; an impact mechanism (15) used for providing an impact force; and a transmission mechanism (14) used for performing power transmission between the motor shaft and the impact mechanism, the transmission mechanism comprising multiple stages of transmission assemblies, among the multiple stages of transmission assemblies, the transmission ratio of at least one stage of transmission assembly being configured to be adjustable, and the output transmission ratio of the multiple stages of transmission assemblies being greater than 1. The rotation speed and torque of the tool are mechanically adjusted, so that the output power of the motor is not changed, thereby improving the motor efficiency to a certain extent.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25D 11/06 - Moyens d'entraînement de la pièce en mouvement
A power tool includes: a motor including a rotor and multiple phases of stator windings; and a control circuit configured to control the working state of the motor. The control circuit includes: a driver circuit including multiple switching elements; a controller electrically connected to at least the driver circuit and capable of outputting a control signal to change the conducting states of the multiple switching elements in the driver circuit; and a parameter detection module configured to detect a working parameter of the motor. In response to a braking signal, the controller sets an input parameter of the control circuit according to a preset parameter and the working parameter to control output power of the motor and/or output torque of the motor, thereby controlling the motor to brake.
H02P 3/18 - Dispositions pour l'arrêt ou le ralentissement de moteurs, génératrices électriques ou de convertisseurs dynamo-électriques pour arrêter ou ralentir individuellement un moteur dynamo-électrique ou un convertisseur dynamo-électrique pour arrêter ou ralentir un moteur à courant alternatif
H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
A support table suitable for a storage box. The support table comprises: at least one supporting member (41), which is configured to be interlocked to the storage box (10); and a mounting assembly (43), which is connected to the supporting member (41). The mounting assembly (43) comprises a first connecting member (435), which is connected to the supporting member (41). The supporting member (41) has at least a first state and a second state relative to the first connecting member (435); when the supporting member (41) is in the first state, the supporting member (41) is at a first position; and when the supporting member (41) is in the second state, the supporting member (41) is at a second position.
B65D 25/24 - Accessoires externes pour espacer l'assise du réceptacle de la surface portante, p.ex. pieds
B65D 6/08 - Réceptacles dont le corps est formé par jonction ou liaison de plusieurs composants rigides ou sensiblement rigides, constitués en totalité ou principalement en métal, en matière plastique, en bois ou en un matériau de remplacement de structure à claire voie ou analogue, p.ex. réalisés en matériau flexible entrelacé ou tressé
B65D 21/028 - Réceptacles de forme spéciale ou pourvus de garnitures ou de pièces de fixation, pour faciliter l'emboîtement, le gerbage ou l'assemblage pour empiler des réceptacles placés sur le côté, ou pour réunir des réceptacles côte à côte, par des moyens situés latéralement quand les réceptacles sont orientés normalement avec des moyens de liaison faisant partie intégrante des réceptacles, p.ex. queues-d'aronde, encliquetages ou crochets
B65D 21/024 - Réceptacles de forme spéciale ou pourvus de garnitures ou de pièces de fixation, pour faciliter l'emboîtement, le gerbage ou l'assemblage pour empiler des réceptacles placés sur le côté, ou pour réunir des réceptacles côte à côte, par des moyens situés latéralement quand les réceptacles sont orientés normalement
B65D 21/032 - Réceptacles de forme spéciale ou pourvus de garnitures ou de pièces de fixation, pour faciliter l'emboîtement, le gerbage ou l'assemblage pour empiler des réceptacles les uns au-dessus des autres en position normale ou renversée, p.ex. présentant des éléments verticaux en saillie ou des parties en creux
A ride-on mowing device, comprising: a frame (91); a cutting assembly (10); a traveling assembly (93); a main control circuit (952), which is electrically connected to the cutting assembly and the traveling assembly; and an operation member, which is electrically connected to the main control circuit and is configured to control the forward or backward state of the ride-on mowing device, wherein the operation member has a forward gear, a neutral gear and a backward gear, and when the operation member is operated to experience at least two gears, the operation member is configured to control the ride-on mowing device to switch between the forward state and the backward state; and the main control circuit is configured to acquire a device parameter of the ride-on mowing device during a traveling process, and when the operation member is operated to execute the switching between the forward state and the backward state, control, on the basis of the acquired device parameter, the ride-on mowing device to stop traveling.
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
An impact tool includes a housing; an electric motor including a motor shaft rotating about a first axis; an output shaft used for outputting power and rotating about an output axis; and an impact assembly used for providing an impact force for the output shaft and including a main shaft, where the main shaft is driven by the motor shaft to rotate about an axis of the main shaft. The housing includes a first housing for accommodating at least part of the main shaft, and a support portion that forms sliding friction with the main shaft in the direction of rotation of the main shaft is formed on or connected to an inner wall of the first housing.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
9.
CHAINSAW AND METHODS FOR DETERMINING AND RELEASING A JAMMED STATE OF THE CHAINSAW
A chainsaw includes a chain, a liquid pump assembly, a motor, and a controller. The chain is used for implementing a cutting operation. The liquid pump assembly includes a liquid pump and a motor. The liquid pump is used for releasing a liquid for lubricating or cooling the chain. The motor is used for at least driving the liquid pump to operate. The controller is electrically connected to at least the motor. The controller is configured to, when the liquid pump is in the jammed state, control the liquid pump assembly to enter a throttling mode in which a supplied amount of the liquid is reduced, and when the liquid pump exits the jammed state, control the liquid pump assembly to exit the throttling mode. Technical solutions provided by the present application can determine and release the jammed state of the chainsaw.
B27G 19/00 - Protecteurs ou dispositifs de sécurité adaptés aux scies à bois; Dispositifs auxiliaires facilitant une bonne utilisation des scies à bois
B27B 17/08 - Entraînements ou commandes; Dispositifs pour faire pivoter ou incliner la chaîne
A power tool includes an operating switch; a motor that is connected to the operating switch and capable of starting in response to the conduction of the operating switch and braking in response to the disconnection of the operating switch; and a control circuit configured to control a working state of the motor. The control circuit includes a driver circuit including multiple switching elements; a controller that is coupled to the motor and capable of outputting a first control signal to control the motor to start; and a parameter detection unit for detecting a working parameter of the motor. The controller is configured to, in response to the operating switch being turned on again within a preset time after being turned off, acquire the working parameter and set a duty cycle of a second control signal according to the working parameter to control the motor to restart.
A battery pack includes: a housing formed with multiple accommodating cavities; and multiple cells, where a cell has an outer peripheral surface, and the distance between at least part of the outer peripheral surface and the intra-cavity wall surface of a respective accommodating cavity is greater than or equal to 0 mm and less than or equal to 1 mm. The outer wall surface of the housing is a heat dissipation surface, and the heat dissipation area of the heat dissipation surface is larger than or equal to 4.5 dm2 and smaller than or equal to 7 dm2.
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p.ex. ronde ou elliptique
H01M 10/6551 - Surfaces spécialement adaptées à la dissipation de la chaleur ou à la radiation, p.ex. nervures ou revêtements
H01M 50/291 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports caractérisés par des éléments d’espacement ou des moyens de positionnement dans les racks, les cadres ou les blocs caractérisés par leur forme
H01M 50/528 - Connexions électriques fixes, c. à d. non prévues pour être déconnectées
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p.ex. ronde ou elliptique
A power-assisted working machine and mower. The mower includes a body including a traveling assembly and a drive motor for driving the traveling assembly; a handle device connected to the body and including an operating member, where the operating member includes a grip for a user to hold; and a connecting rod connected to the body. The mower further includes a motor parameter detection device configured to detect at least one of the rotor position and the working current of the drive motor; an angle detection device configured to detect an angle of inclination of a workplane of the mower relative to a horizontal plane; and a controller configured to estimate thrust applied to the handle device according to the rotor position and/or the working current and the angle of inclination.
A01D 75/28 - Mécanismes de commande des moissonneuses ou des faucheuses se déplaçant sur des déclivités; Dispositifs pour éviter les poussées latérales
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
A01D 34/69 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à roues entraînées par un moteur
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
Disclosed is a snowthrower. The snowthrower includes: a shaft configured to rotate around a first axis, a first auger connected to the shaft, an intake housing configured to receive at least a portion of the shaft, and a scraping assembly mounted to the intake housing. The scraping assembly includes a bottom edge configured to contact a ground, and the bottom edge is disposed frontward of the first axis.
E01H 5/09 - Enlèvement de la neige ou de la glace des routes ou surfaces analogues; Aménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p.ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments entraînés les éléments étant rotatifs ou se déplaçant sur une trajectoire circulaire fermée, p.ex. fraises rotatives, roues excavatrices
E01H 5/07 - Enlèvement de la neige ou de la glace des routes ou surfaces analogues; Aménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p.ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments non entraînés, p.ex. lames racleuses et le transport des matières détachées effectué par entraînement ou moyens pneumatiques
An angle drill (100), comprising: a housing (11); an electric motor (12), at least partially arranged in the housing (11), the electric motor (12) comprising a motor shaft (121) rotating around a motor axis (102); an energy source (19), supplying power to the electric motor (12), the energy source (19) being detachably connected to the housing (11); and an output mechanism (15), comprising an output shaft (151) rotating with a first axis (101) as an axis, the output shaft (151) being driven by the electric motor (12), and the first axis (101) intersecting the motor axis (102). When a torque of the output shaft (151) is greater than or equal to 10 N•m, the ratio of the output power of the angle drill (100) to the weight of the angle drill (100) is greater than or equal to 220 W/kg.
B23B 45/02 - Perceuses tenues à la main ou perceuses analogues portatives, p.ex. en forme de pistolet; Equipement à cet effet entraînées électriquement
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25D 16/00 - Machines portatives à percussion avec rotation superposée
B25D 17/00 - OUTILS À PERCUSSION - Parties constitutives ou accessoires d'outils portatifs à percussion actionnés mécaniquement
B25F 1/00 - Outils à main combinés ou à usage multiple
An electric tool, comprising: an electric motor assembly (20), which is at least partially arranged in a housing (11). The electric motor assembly (20) comprises a first electric motor (21), a second electric motor (22) and a connector (23), wherein limit values of efficiencies of the electric motor assembly (20) constitute a total efficiency interval, and the portions, which have an efficiency value greater than or equal to 70%, of the electric motor assembly constitute a first efficiency interval, the ratio of the first efficiency interval to the total efficiency interval being greater than or equal to 0.5.
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02K 7/00 - Dispositions pour la mise en œuvre d'énergie mécanique associées structurellement aux machines dynamo-électriques, p.ex. association structurelle avec des moteurs mécaniques d'entraînement ou des machines dynamo-électriques auxiliaires
H02P 5/00 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques
A walk-behind electric device includes a device body, a moving wheel, a moving motor, a power interface, and a control unit. The moving wheel is connected to the device body. The moving motor is configured to drive the moving wheel. The power interface is connected to a power supply so as to supply power to the moving motor. The control unit is configured to identify, according to device parameters of the walk-behind electric device, an auxiliary operation that a user wants to perform on the walk-behind electric device, where the auxiliary operation is at least partially positively correlated to at least one output parameter of the moving motor.
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
A01D 34/68 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A01D 34/69 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à roues entraînées par un moteur
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A nail gun includes: a housing; an accessory box for accommodating a fastener and at least partially connected to the housing; and a power output portion for outputting a striking force to the fastener; and an operating member triggered to have at least a first position and a second position, where the nail gun has a maximum desired penetration depth when the operating member is operated to the first position, and the nail gun has a minimum desired penetration depth when the operating member is operated to the second position; and when the operating member switches from the first position to the second position, an angle by which the operating member rotates about a first straight line is less than or equal to 360°.
A nail gun includes: a housing; an accessory box for accommodating a fastener and at least partially connected to the housing; and a power output portion for outputting a striking force to the fastener; and an operating member triggered to have at least a first position and a second position, where the nail gun has a maximum desired penetration depth when the operating member is operated to the first position, and the nail gun has a minimum desired penetration depth when the operating member is operated to the second position; and when the operating member switches from the first position to the second position, an angle by which the operating member rotates about a first straight line is less than or equal to 3600 .
A charging system includes at least one first charging device and at least one second charging device that are cascaded. The first charging device includes at least one first accommodation portion for mounting a first energy storage device and a connecting port for connecting the second charging device or the first charging device. The second charging device includes at least one second accommodation portion for mounting a second energy storage device and a connecting port for connecting the first charging device or the second charging device. The first accommodation portion and the second accommodation portion have different shapes or dimensions.
A charging system includes at least one first charging device and at least one second charging device that are cascaded. The first charging device includes at least one first accommodation portion for mounting a first energy storage device and a connecting port for connecting the second charging device or the first charging device. The second charging device includes at least one second accommodation portion for mounting a second energy storage device and a connecting port for connecting the first charging device or the second charging device. The first accommodation portion and the second accommodation portion have different shapes or dimensions.
A riding mowing device includes a frame; a cutting assembly; a traveling assembly configured to drive the riding mowing device to travel and including a first traveling assembly located on the front part of the riding mowing device and a second traveling assembly located on the rear part of the riding mowing device, where the first traveling assembly and the second traveling assembly are separately mounted on the frame; and a power supply assembly configured to supply power to at least the cutting assembly and the traveling assembly and mounted to the frame. The riding mowing device further includes one of a steering wheel assembly and an operating lever assembly, and one of the steering wheel assembly and the operating lever assembly is selectively mounted on the frame.
A01D 34/66 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule à plusieurs couteaux
A power tool includes a housing including a support portion, a cutting unit, and a driving device configured to drive the cutting unit, where the cutting unit moves between a first position and a second position relative to the support portion under the action of the driving device. The cutting unit implements a blade lifting motion under the action of the driving device: the cutting unit moves from the first position to the second position. The blade lifting motion includes a first mode and a second mode; in the first mode, a time for the cutting unit to implement the blade lifting motion is a first blade lifting time; and in the second mode, a time for the cutting unit to implement the blade lifting motion is a second blade lifting time; where the first blade lifting time is less than the second blade lifting time.
A power tool includes an output assembly, a first motor, a housing, and a liquid pump assembly, where the output assembly implements an operation, the first motor is used for driving the output assembly to operate, the housing is formed with a grip for a user to hold, the liquid pump assembly includes a liquid pump and a second motor for driving the liquid pump to operate, the liquid pump assembly is at least partially disposed within the grip, and a total length of the power tool is greater than or equal to 20 cm and less than or equal to 150 cm.
A power tool includes: an electric motor including a rotor and multi-phase stator windings; multiple power switches arranged between a power supply and the electric motor and including multiple high-side switches and multiple low-side switches; a parameter detection device configured to detect an electrical parameter of the electric motor; and a controller configured to output a control signal to control the multiple power switches and at least configured to control the electric motor to brake. The controller is further configured to: determine, according to the electrical parameter, a brake timing for braking the electric motor and start controlling the electric motor to brake when the brake timing arrives.
H02P 3/22 - Dispositions pour l'arrêt ou le ralentissement de moteurs, génératrices électriques ou de convertisseurs dynamo-électriques pour arrêter ou ralentir individuellement un moteur dynamo-électrique ou un convertisseur dynamo-électrique pour arrêter ou ralentir un moteur à courant alternatif par freinage sur court-circuit ou sur résistance
A power tool includes an output assembly, a first motor, a housing, and a liquid pump assembly, where the output assembly implements an operation, the first motor is used for driving the output assembly to operate, the housing is formed with a grip for a user to hold, the liquid pump assembly includes a liquid pump and a second motor for driving the liquid pump to operate, the liquid pump assembly is at least partially disposed within the grip, and a total length of the power tool is greater than or equal to 20 cm and less than or equal to 150 cm.
A power tool includes a housing, a motor, a ball sleeve, an oscillating member with a mounting portion, and an output shaft rotating around an output shaft axis. The oscillating member and the ball sleeve are engaged in an engagement region on the oscillating member, and the geometric center of the engagement region is an engagement center. A first plane bisects the first bearing assembly along a direction of the output shaft axis, and a second plane bisects the second bearing assembly along the direction of the output shaft axis. The height from the engagement center to the first plane is a first height H1, the height from the engagement center to the second plane is a second height H2, and the ratio H1/H2 of the first height H1 to the second height H2 is greater than or equal to 0.5 and less than or equal to 1.4.
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
A power tool includes a housing, an electric motor, a driver circuit, a control module, and a current detection module. The control module is configured to: acquire a phase current value of the electric motor in real time within periodic time intervals; and turn off an on-state electronic switch within remaining time of a present time interval when the acquired phase current value exceeds a preset current threshold, and turn on an electronic switch which is controlled by the control module at present to be on when a present period of the drive signal ends, where the duration of each time interval among the periodic time intervals is the same as a period corresponding to the drive signal at present, and a period of the drive signal varies randomly within a second preset period range.
A power tool includes an electric motor including multi-phase windings; and a control circuit for controlling the electric motor to rotate. The control circuit includes a driver circuit including multiple switching elements having multiple driving states to drive the electric motor to rotate; a parameter detection module for detecting an electrical parameter of the control circuit; and a controller for outputting a pulse-width modulation (PWM) control signal to control the driver circuit to change the multiple driving states. The controller is configured to change the absolute value of the variation of a duty cycle of the PWM control signal according to the electrical parameter to control a steady-state error of the electric motor running in a constant speed to be within a preset range.
B24B 49/10 - Appareillage de mesure ou de calibrage pour la commande du mouvement d'avance de l'outil de meulage ou de la pièce à meuler; Agencements de l'appareillage d'indication ou de mesure, p.ex. pour indiquer le début de l'opération de meulage impliquant des dispositifs électriques
B24B 7/18 - Machines ou dispositifs conçus pour une seule opération particulière pour meuler des revêtements de sol, des murs, des plafonds ou similaires
B24B 47/12 - MACHINES, DISPOSITIFS OU PROCÉDÉS POUR MEULER OU POUR POLIR; DRESSAGE OU REMISE EN ÉTAT DES SURFACES ABRASIVES; ALIMENTATION DES MACHINES EN MATÉRIAUX DE MEULAGE, DE POLISSAGE OU DE RODAGE Équipement à cet effet pour entraîner dans leur mouvement de rotation ou de va-et-vient les arbres porte-meules ou les arbres porte-pièces par une transmission mécanique ou par l'énergie électrique
H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
A charging apparatus includes: a housing formed with an accommodating space; and a circuit board assembly disposed in the accommodating space and including at least a printed circuit board provided with multiple electronic elements. The output power of the charging apparatus is greater than or equal to 500 W and less than or equal to 2000 W, and the ratio of the output power of the charging apparatus to the volume of the charging apparatus is higher than or equal to 20 W/in3 and lower than or equal to 30 W/in3. With the preceding solution, the charging apparatus with a small overall volume and high output power can be provided.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H05K 5/00 - Enveloppes, coffrets ou tiroirs pour appareils électriques
H02J 7/02 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge des batteries par réseaux à courant alternatif au moyen de convertisseurs
B60L 53/31 - Colonnes de charge spécialement adaptées aux véhicules électriques
A self-propelled device includes a cutting assembly for cutting vegetation; a body for supporting the cutting assembly; and a traveling system for driving the body to move. The traveling system includes at least a traveling wheel; and a wheel hub motor integrally disposed in the traveling wheel. Along an axial direction of the traveling wheel, the first external dimension of the self-propelled device is greater than or equal to 0.2 m and less than or equal to 1.5 m. Along a direction perpendicular to the axial direction of the traveling wheel, the second external dimension of the self-propelled device is greater than or equal to 0.5 m and less than or equal to 1.5 m.
B60K 7/00 - Disposition du moteur dans ou jouxtant une roue motrice
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
The present application discloses a battery pack for providing power to a power tool, comprising: a housing; at least one first battery cell arranged in the housing and supported by the housing, the first battery cell having a first capacity and a first cycle life; at least one second battery cell arranged in the housing and supported by the housing, the second battery cell having a second capacity and a second cycle life, the first cycle life being greater than the second cycle life and the first capacity being less than the second capacity; and a terminal assembly electrically connected to the first battery cell and the second battery cell so as to transmit power from the first battery cell and the second battery cell to a power tool.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p.ex. le niveau ou la densité de l'électrolyte
Disclosed in the present application are a tool head, and a power tool and a use method therefor. The tool head comprises: a protective cover, wherein at least part of a cutting member is rotatably arranged inside the protective cover; an adjustment plate, which is rotatably arranged around a first axis, wherein the adjustment plate is configured to abut against an upper surface of a curb, and the adjustment plate has an initial state and an adjustment state, an angle between the adjustment plate and the protective cover in the initial state is greater than an angle between the adjustment plate and the protective cover in the adjustment state; an elastic device, which is configured to drive the adjustment plate to be switched from the adjustment state to the initial state; and a tool setting assembly, which is arranged on the adjustment plate. The present application can prevent an electric motor from stalling while effectively cutting weeds, thereby ensuring the service life of a blade and improving the operation experience.
A01D 34/47 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe horizontal, p.ex. des cylindres de coupe dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A handheld cutting tool includes a housing, a motor, a saw chain, a guide plate, and a blade sheath, where the motor is supported by the housing, the saw chain is driven by the motor to perform a cutting function, an end of the guide plate is supported by the housing and the guide plate is used for supporting and guiding the saw chain, and the blade sheath is formed with or connected to the first limiting portion, the housing or the guide plate is formed with a second limiting portion, and the first limiting portion and the second limiting portion are adaptable to each other so that the blade sheath is not separated from the handheld cutting tool at least under the action of gravity.
B27G 19/00 - Protecteurs ou dispositifs de sécurité adaptés aux scies à bois; Dispositifs auxiliaires facilitant une bonne utilisation des scies à bois
B27B 17/02 - Scies à chaîne pourvues de guide-chaîne
A handheld band saw includes a housing assembly including a battery pack mounting portion for mounting a battery pack, a rotating wheel assembly at least partially disposed in the housing assembly and including a first rotating wheel and a second rotating wheel, where the first rotating wheel and the second rotating wheel are configured to be substantially symmetrical about a midplane, an electric motor disposed in the housing assembly and capable of driving one of the first rotating wheel and the second rotating wheel to rotate, a fan which is capable of generating at least one airflow in the housing assembly, and a control circuit board disposed in the housing assembly.
B23D 53/12 - Dispositifs de sciage à lames de scie à ruban, tenus à la main ou manœuvrés manuellement
B23D 55/06 - Machines à scier ou dispositifs de sciage à lames de scie à ruban, caractérisés uniquement par la structure d'organes particuliers des montures de roues
B23D 55/08 - Machines à scier ou dispositifs de sciage à lames de scie à ruban, caractérisés uniquement par la structure d'organes particuliers des dispositifs de guidage ou d'avance des lames de scie à ruban
B23D 55/02 - Machines à scier ou dispositifs de sciage à lames de scie à ruban, caractérisés uniquement par la structure d'organes particuliers des tables
An impact tool includes: an impact mechanism for applying an impact force to an output shaft; and a controller configured to control a motor. The controller is configured to: after the impact mechanism applies the impact force to the output shaft, determine, according to a load parameter of the output shaft in one or more impact cycles, that a fastener is in a fastening state and control the motor to enter a shutdown state. The load parameter of the output shaft includes the number of commutation cycles of the motor and/or a change in the number of commutation cycles of the motor.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25B 23/147 - Agencement pour limiter le couple de blocage ou pour indiquer le couple des clés ou des tournevis spécialement adapté aux clés ou tournevis électriques
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25F 5/02 - Structure des boîtiers, corps ou poignées
36.
ELECTRONIC COMBINATION, BATTERY PACK, AND ELECTRIC TOOL AND CHARGING CONTROL METHOD THEREFOR
An electronic combination, a battery pack, and an electric tool (100) and a charging control method therefor. The electric tool (100) comprises: a motor (101); a housing (102) configured to at least partially surround the motor (101); a first energy storage device (103) used for driving the motor (101) to rotate, the first energy storage device (103) comprising at least one first energy storage unit (1031), the first energy storage device (103) being detachably mounted to the housing (102), and the first energy storage device (103) being also configured to be detachable from the housing (102) to supply power to another electric tool; a second energy storage device (104) comprising at least one second energy storage unit (1041); a charging circuit (105) electrically connected to the second energy storage device (104) and the first energy storage device (103); and a controller (106) configured to control the charging circuit (105) such that the first energy storage device (103) charges the second energy storage device (104). Therefore, by providing energy storage devices on the electric tool (100), power can be directly supplied to the electric tool (100), and the first energy storage device (103) can also be detached to supply power to another electric tool.
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02J 7/36 - Dispositions utilisant la commutation d'éléments d'extrémité
H02J 7/04 - Régulation du courant ou de la tension de charge
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
An air flow device and a handheld hair dryer. The air flow device comprises: a holding portion (150) for a user to hold; a pipe assembly (260) capable of allowing air to pass through; fan blades (252) capable of rotating about the axis of a fan; a motor (230) used for driving a fan assembly to rotate; and a guide vane (282) used for guiding the flow direction of air. The inner diameter of the pipe assembly (260) is greater than or equal to 90 mm; the flow rate of the air flow device is greater than or equal to 1000 CFM; and the maximum rotational speed of the motor (230) is less than 35,000 rpm. The air flow device reduces the vibration and noise, and improves the use experience of users.
E01H 1/08 - Emploi de l'air comprimé pour détacher ou enlever les matières indésirables; Séchage par la chaleur uniquement, ou par des courants de gaz; Nettoyage par projection de particules abrasives
F04D 29/66 - Lutte contre la cavitation, les tourbillons, le bruit, les vibrations ou phénomènes analogues; Equilibrage
F04D 29/54 - Moyens de guidage du fluide, p.ex. diffuseurs
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p.ex. pour la ventilation
38.
BATTERY PACK FOR SUPPLYING POWER TO ELECTRONIC DEVICE, BATTERY COMPARTMENT, AND TOOL SYSTEM
The present application discloses a battery pack for supplying power to an electronic device, a battery compartment and a tool system. The battery pack comprises: a shell, configured to be mounted on an electronic device and supported by the electronic device; a plurality of battery cells, arranged in the shell, wherein the plurality of battery cells can provide a voltage greater than or equal to 36 V; and a terminal assembly, connected to the plurality of battery cells and configured to electrically connect the battery pack to the electronic device. The capacity of the battery pack is greater than or equal to 20 Ah, and the ratio of the capacity to the weight of the battery pack is greater than or equal to 2 Ah/kg.
H01M 50/20 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports
A charging system includes at least one first charging device and at least one second charging device that are cascaded. The first charging device includes at least one first accommodation portion for mounting a first energy storage device and a connecting port for connecting the second charging device or the first charging device. The second charging device includes at least one second accommodation portion for mounting a second energy storage device and a connecting port for connecting the first charging device or the second charging device. The first accommodation portion and the second accommodation portion have different shapes or dimensions.
A battery pack for powering an outdoor moving includes: a housing mounted to the outdoor moving device and supported by the outdoor moving device; and a cell module mounted to the housing and including multiple cells. A cell is cylindrical and the diameter of the cell is greater than or equal to 3 cm.
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p.ex. ronde ou elliptique
H01M 50/296 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports caractérisés par les bornes des blocs de batterie
H01M 50/256 - Dispositifs de transport, p.ex. courroies
41.
SELF-PROPELLED APPARATUS AND COLLISION DETECTION METHOD THEREOF
A self-propelled apparatus includes a self-propelled electric motor for driving wheels to rotate. A collision detection method includes: detecting a current of the self-propelled electric motor in real time and calculating a change rate of the current of the self-propelled electric motor; detecting a rotational speed of the self-propelled electric motor in real time and calculating a change rate of the rotational speed of the self-propelled electric motor; and determining, according to at least the change rate of the current and the change rate of the rotational speed, whether the self-propelled apparatus collides.
G01P 15/18 - Mesure de l'accélération; Mesure de la décélération; Mesure des chocs, c. à d. d'une variation brusque de l'accélération dans plusieurs dimensions
A power tool includes a housing, an electric motor, a switch, an operating element, a contact rod, a pressing block, and a reset element. The electric motor is disposed in the housing. The switch includes a trigger point for controlling the electric motor to be turned on. The operating element is operated so that the switch is triggered. The contact rod is supported by the housing, where the operating element is capable of pushing the contact rod to move. The pressing block is elastically connected to the contact rod and capable of being driven by the contact rod to push the trigger point. The reset element is connected to the contact rod.
H01H 3/46 - Mécanismes-moteurs, c. à d. pour transmettre la force motrice aux contacts utilisant une liaison par tige ou levier, p.ex. une genouillère
B24B 23/02 - Machines de meulage portatives, p.ex. à guidage manuel; Accessoires à cet effet comportant des outils de meulage rotatifs; Accessoires à cet effet
B24B 49/10 - Appareillage de mesure ou de calibrage pour la commande du mouvement d'avance de l'outil de meulage ou de la pièce à meuler; Agencements de l'appareillage d'indication ou de mesure, p.ex. pour indiquer le début de l'opération de meulage impliquant des dispositifs électriques
H01H 1/58 - Connexions électriques avec ou entre contacts; Bornes
H01H 1/36 - Contacts caractérisés par la manière dont les contacts coopérants s'engagent par glissement
H01H 13/06 - Enveloppes étanches à la poussière, aux projections, aux éclaboussures, à l'eau ou aux flammes
H01H 13/58 - Interrupteurs ayant un organe moteur à mouvement rectiligne ou des organes adaptés pour pousser ou tirer dans une seule direction, p.ex. interrupteur à bouton-poussoir ayant un seul élément d'actionnement le contact retournant à son état initial lors de l'application suivante de la force motrice avec élément d'entraînement du contact tourné pas à pas dans un sens
The present application discloses a charging system, which comprises at least one first charging device and at least one second charging device which are cascaded. The first charging device comprises: at least one first accommodating part for mounting a first energy storage device, the first charging device capable of charging a first energy storage device mounted to the first accommodating part; and a connection port for connecting the second charging device or the first charging device. The second charging device comprises: at least one second accommodating part for mounting a second energy storage device, the second charging device being capable of charging the second energy storage device mounted to the second accommodating part; and a connection port for connecting the first charging device or the second charging device. The first accommodating part and the second accommodating part have different shapes or sizes. The scheme can be adopted to provide an electrical energy reception device for quickly charging various types of energy storage devices. The electrical energy reception device has high current output capacity, and can increase the charging speed of a battery pack in a charging system.
The present application provides a battery pack, comprising: a housing; and a battery cell assembly disposed in the housing. The battery cell assembly comprises a plurality of battery cell units. A heat absorber is in thermal contact with at least one battery cell unit to absorb heat generated by the battery cell assembly during charging and discharging of the battery pack. The heat absorber contains at least paraffin, and the mass of the paraffin is 70% to 90% of the mass of the heat absorber. The purpose of the present application is to provide a battery pack with long service life, strong capability to suppress temperature rise, and stable output performance.
A cutting tool includes: an electric motor with a stator having multiple windings and a rotor; a driver circuit electrically connected to the electric motor to drive the electric motor to run; and a controller configured to estimate the angular position of the rotor based on a working parameter of the electric motor and output a drive signal to the driver circuit based on the angular position of the rotor to control the rotation of the electric motor. At a start stage, the controller is configured to: when an abnormal start of the electric motor is detected, output a first control instruction to control the electric motor to restart, where the first control instruction includes at least the instruction to input a high-frequency signal into the driver circuit so as to acquire the angular position of the rotor.
A01D 34/68 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur
A01G 23/095 - Transplantation, déracinage, abattage ou ébranchage des arbres Ébrancheuses
A01G 3/08 - Autres outils à élaguer, émonder ou ébrancher des arbres sur pied
A01G 3/047 - Appareils à tailler les haies, p.ex. cisailles à haies portables
H02K 7/14 - Association structurelle à des charges mécaniques, p.ex. à des machines-outils portatives ou des ventilateurs
An adapter includes: a housing; a battery pack port for accessing a battery pack; a device port including multiple USB-type ports capable of accessing an electric device or a charging apparatus; a protocol matching module configured to perform a protocol handshake with the electric device or the charging apparatus; and a bidirectional DC-DC conversion module capable of converting electrical energy outputted by the battery pack into direct current power supply electrical energy or converting electrical energy from the charging apparatus into direct current charging electrical energy. The bidirectional DC-DC conversion module includes: a power switching element disposed on the power transmission loop between the battery pack port and the device port and capable of adjusting electrical energy in the power transmission loop; and a power control unit electrically connected to the power switching element and capable of controlling the conducting state of the power switching element.
A chainsaw (100), comprising: a housing (10); a first motor (41) supported by the housing (10); a saw chain (21) driven by the first motor (41) to execute a cutting function; a guide bar (23), one end of the guide bar being supported by the housing (10), and the guide bar being used for supporting and guiding the saw chain (21); an oil pumping assembly (50) comprising an oil pump (51) for pumping a lubricant to lubricate the saw chain (21) or the guide bar (23) and an oil can (52) for storing the lubricant; and a second motor (53) for driving the oil pump (51). The distance between the center of gravity of the first motor (41) and the center of gravity of the second motor (53) is less than or equal to 1 m.
A walk-behind working machine. The walk-behind working machine includes a body including a walking assembly and a drive assembly for driving the walking assembly; a handle device including a grip for a user to hold; and a connecting rod assembly for connecting the body to the handle device. The walk-behind working machine further includes a display capable of displaying information related to the walk-behind working machine. In this manner, it is convenient for the user to acquire the work information of a working machine, thereby improving the convenience of use of the user.
A mower includes a cutter, a deck, a power unit, and a rotary unit. The deck includes a housing formed with a cutting cavity that connects with a grass discharge passage through a first outlet. The rotary unit includes a rotary body that includes a blocking portion and a connecting portion connected to each other. The rotary unit is capable of rotating to a first position or a second position. When the rotary unit is at the first position, the blocking portion blocks the first outlet. When the rotary unit is at the second position, the first outlet is opened. The deck further includes a first base plate. The first base plate is at least partially located below the rotary unit. The blocking portion mates with the first base plate, and the first base plate limits the downward movement of the blocking portion.
A01D 34/71 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical avec des moyens pour décharger les produits fauchés
A torque output tool includes a housing; an electric motor disposed in the housing; an output shaft capable of being connected to a working accessory and driving the working accessory to rotate; and a transmission assembly. The transmission assembly includes a drive wheel drivable by the electric motor to drive the output shaft to rotate about a first axis; a shaft lock ring disposed around the output shaft; and multiple locking posts disposed in the shaft lock ring and around the output shaft. The torque output tool further includes a spacer disposed between the drive wheel and the shaft lock ring and used for separating the locking posts from at least part of the drive wheel.
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25B 21/00 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts
B25F 5/02 - Structure des boîtiers, corps ou poignées
52.
INTELLIGENT MOWING SYSTEM AND INTELLIGENT MOWING DEVICE
An intelligent mowing system includes a working region defined by a first boundary line, a non-working region defined by a second boundary line, and an intelligent mowing device. The system further includes: a control module configured to control the intelligent mowing device; a positioning module configured to position position information of the intelligent mowing device; and a data acquisition module configured to acquire regional data about a preset range from a current position of the intelligent mowing device. The control module is configured to: acquire the regional data of the intelligent mowing device when the intelligent mowing device works in a boundary walk mode in which a walk along the first boundary line or the second boundary line is performed; and control, according to the relationship between the regional data and a data threshold, the intelligent mowing device to walk along the first boundary line.
Disclosed in the present application is a pruner, comprising a front-end apparatus comprising at least a cutting assembly extending along the longitudinal axis and a front housing for supporting the cutting assembly; a rear-end apparatus comprising at least a motor for driving the cutting assembly and a rear housing for supporting the motor; a connecting rod configured to connect the front-end apparatus and the rear-end apparatus; a power supply apparatus supported by the rear housing and configured to provide electric energy for the motor; a main handle on which a first switch is connected; and a second switch provided on the front side of the first switch, wherein in the longitudinal axis direction, a distance between the first switch and first cutting teeth of the cutting assembly is greater than or equal to 120 mm and less than or equal to 1000 mm.
A power tool, comprising a locking mechanism. The locking mechanism is used for locking an output shaft when the output shaft transmits torque to an electric motor shaft. The locking mechanism comprises: a shaft lock frame, which is connected to the output shaft to drive the output shaft, wherein the shaft lock frame comprises a first inner surface surrounding a first outer peripheral surface in a circumferential direction, a first gap being provided between the first inner surface and the first outer peripheral surface; and a damping assembly, which comprises a first mounting portion connected to the output shaft, a second mounting portion connected to the shaft lock frame, and a buffer portion, wherein the damping assembly is arranged outside the first gap, at least part of the buffer portion extends in a second axis direction, the first mounting portion and the second mounting portion are connected by means of the buffer portion, and when the output shaft and the shaft lock frame move relative to each other, the buffer portion is torsionally deformed so as to provide a buffer force, by means of which the movement of the output shaft relative to the shaft lock frame is delayed.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B23B 45/02 - Perceuses tenues à la main ou perceuses analogues portatives, p.ex. en forme de pistolet; Equipement à cet effet entraînées électriquement
A push power tool includes a chassis. The chassis accommodates at least part of a mowing element. An adjustment mechanism is used for adjusting the mowing height. The chassis includes a first mounting portion for mounting a first gear plate, a second mounting portion for selectively mounting a second gear plate, and a third mounting portion for selectively mounting a connection mechanism for connecting a front wheel set to a rear wheel set. The chassis of the mower and the push power tool adopting the preceding solutions have good versatility.
A01D 34/69 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied à couteaux ou à roues entraînés par un moteur à roues entraînées par un moteur
A01D 34/71 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical avec des moyens pour décharger les produits fauchés
A pipe cutting machine, comprising: a housing (110), a motor (111), a rotating assembly (130), and a first driving assembly (120). The rotating assembly (130) comprises a first bracket assembly (140), a second bracket assembly (150), and a locking assembly (160); the locking assembly (160) is used for locking or unlocking a pipe to or from a pipe cutting machine; the first driving assembly (120) is driven by the motor (111) to drive the rotating assembly (130) to rotate; the locking assembly (160) comprises a rocker arm (161); and when the rocker arm (161) is located at a first position, the locking assembly (160) is in an unlocking state, and when the rocker arm (161) is located at a second position, the locking assembly (160) is in a locking state. The pipe cutting machine further comprises a second driving assembly (400); the second driving assembly (400) comprises a first pushing member (431); and the first pushing member (431) can push the rocker arm (161) to move from the first position to the second position. The pipe cutting machine has a stable and reliable locking and unlocking structure, and is convenient to operate. Further provided are two other pipe cutting machines.
B23D 21/08 - Coupe-tubes actionnés à la main avec disques de coupe
B23D 19/00 - Machines à cisailler ou dispositifs de cisaillage taillant au moyen de disques rotatifs
B26D 1/14 - Coupe d'une pièce caractérisée par la nature ou par le mouvement de l'élément coupant; Appareils ou machines à cet effet; Eléments coupants à cet effet comportant un élément qui ne suit pas le mouvement de la pièce ayant un élément coupant se déplaçant autour d'un axe avec un élément circulaire, p.ex. un disque
A push power tool includes a chassis. The chassis accommodates at least part of a mowing element. An adjustment mechanism is used for adjusting the mowing height. The chassis includes a first mounting portion for mounting a first gear plate, a second mounting portion for selectively mounting a second gear plate, and a third mounting portion for selectively mounting a connection mechanism for connecting a front wheel set to a rear wheel set. The chassis of the mower and the push power tool adopting the preceding solutions have good versatility.
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
A01D 34/67 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical dirigés à la main par un opérateur à pied
A fan includes a battery pack coupling portion and an air output assembly including fan blades, a front housing, and a rear housing, where the fan blades are driven by a motor to rotate about a first axis. The fan further includes a pivot assembly connected to the air output assembly, where the air output assembly is rotatable about a second axis of the pivot assembly. The fan further includes a support assembly connected to the pivot assembly for supporting the air output assembly. The maximum distance of the front housing available for air output in an up and down direction is defined as the air output diameter of the fan, and the distance between the first axis and the second axis is defined as a first distance, where the ratio of the first distance to the air output diameter is greater than or equal to 25%.
A battery pack includes a housing; a cell assembly including multiple stacked cell units; elastic pads separately disposed between adjacent ones of the multiple cell units, where air cavities are formed between the elastic pads and the adjacent ones of the multiple cell units; a sealing member disposed at least on the surface of the cell assembly, where the sealing member and the housing form a sealed chamber; and an air-permeable element partially disposed on the side surface of the cell assembly and extending into multiple air cavities along the first direction, where the air-permeable element connects with the air outside the sealed chamber.
H01M 50/291 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports caractérisés par des éléments d’espacement ou des moyens de positionnement dans les racks, les cadres ou les blocs caractérisés par leur forme
H01M 50/293 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports caractérisés par des éléments d’espacement ou des moyens de positionnement dans les racks, les cadres ou les blocs caractérisés par le matériau
H01M 50/247 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux dispositifs portatifs, p.ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 10/653 - Moyens de commande de la température associés de façon structurelle avec les éléments caractérisés par des matériaux électriquement isolants ou thermiquement conducteurs
H01M 50/211 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules en forme de poche
The present application discloses an electric tool and a control method. The electric tool comprises: a mounting portion, configured to optionally mount one of a plurality of working accessories; a motor, configured to drive the working accessory mounted on the mounting portion; and a control device, configured to control the motor to rotate according to a target control program matching the working accessory. The control device is configured to estimate rotational inertia of the motor when the motor is in a pre-start phase, and identify, on the basis of the rotational inertia, the working accessory currently mounted on the mounting portion.
The present application discloses an impact tool, comprising: an impact mechanism, used for applying an impact force to an output shaft; a controller, used for controlling a motor; and an operation member, used for receiving an operation instruction of a user. The motor is started or stopped according to the operation instruction. The controller is configured to: obtain state information of the operation member when the impact tool is stopped; send a starting signal to the motor when it is determined that the operation member is in an activated state and the motor is not in a started state; and after sending the starting signal to the motor, stop sending the starting signal to the motor after it is determined, according to an operation state of the motor, that the motor is started.
B25D 11/00 - Outils portatifs à percussion entraînés par moteur électrique
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
Disclosed in the present application is a battery pack. The battery pack comprises: a battery cell group used to store electrical energy; electrical power terminals used to transmit electrical power; and a communication terminal used to transmit first communication data, wherein the electrical power terminals include a first electrical power terminal which forms a first electrical connection with the battery cell group and is used to transmit electrical power, and a second electrical power terminal which forms a second electrical connection with the battery cell group and is used to transmit electrical power and second communication data. The battery pack further comprises a control unit, which is at least electrically connected to the second electrical power terminal and the communication terminal, and can control the connection state of the second electrical connection.
A handheld power tool including a housing including a barrel and a head housing; a drive mechanism including an electric motor and a drive shaft, where the electric motor outputs power through the drive shaft; a transmission mechanism including a gear assembly; and an output mechanism including an output shaft for outputting power to the outside and at least partially disposed in the head housing; where the transmission mechanism drivingly connects the drive mechanism to the output mechanism. The barrel is formed with a first accommodation cavity and a second accommodation cavity, the electric motor is at least partially mounted in the first accommodation cavity, and the gear assembly is at least partially mounted in the second accommodation cavity.
B25B 21/02 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts avec des moyens pour communiquer un choc à la tige du tournevis ou à la douille de la clé à écrou
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25F 5/02 - Structure des boîtiers, corps ou poignées
A cutting tool includes: a drive device for driving a saw blade to rotate; a base plate having an upper surface and a lower surface, wherein the lower surface is configured to abut against a cut material; a body accommodating at least part of the drive device and connected to the upper surface; a handle at least partially configured behind the body; and a junction portion for detachably mounting a battery set. When a cutting depth of the cutting tool is changed and a cutting angle of the cutting tool remains unchanged, a position of the handle relative to the base plate remains unchanged. The cutting tool is comfortable and convenient to use.
A string trimmer head includes a spool, a head housing, an automatic line release device, and an operating member. The automatic line release device is configured to enable the spool and the head housing to generate a first relative rotation so that the string trimmer head releases a string trimmer line, where the string trimmer line has an effective length extending out of the accommodation space; and the automatic line release device is further configured to make the string trimmer head release the string trimmer line when the effective length of the string trimmer line is less than a preset value. The operating member is configured to be operable by a user to drive the spool and the head housing to generate a second relative rotation so that the string trimmer line is wound around the spool.
A01D 34/416 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs sous forme de fils flexibles
A blower includes: a motor; a fan driven by the motor to rotate about a central axis; a battery pack for supplying power to the motor; and a blower tube assembly forming an air inlet for the entry of air and an air outlet for the exit of the air. The blower further includes: a first handle forming a first grip for a hold and a second handle forming a second grip for a hold, where at least part of a projection of the battery pack along a radial direction of the central axis on a plane passing through the central axis is located between the first handle and the second handle.
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
H01M 50/247 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux dispositifs portatifs, p.ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
A power tool, comprising: a transmission assembly, used for transmitting power between a motor and an output assembly to drive an output shaft to swing back and forth; and an adjustment assembly, used for adjusting the transmission assembly, the adjustment assembly being configured such that when the load of the output shaft satisfies a preset value of the adjustment assembly, the adjustment assembly controls the transmission assembly according to the load of the output shaft, thus the transmission assembly adjusts the swing angle of a work accessory.
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
A riding lawn mower, including: a frame; a seat; a walking assembly and a walking motor; a cutting assembly and a driving motor configured to drive the cutting assembly; a first energy storage device and a second energy storage device configured to supply power to at least one of the walking motor or the driving motor; a driving circuit to transfer power from at least one of the energy storage devices to at least one of the motors; and a charging circuit to charge at least one of the energy storage devices. The riding lawn mower further includes a first identification terminal engageable with the second energy storage device and a second identification terminal engageable with the first energy storage device; the riding lawn mower identifies a type of the energy storage devices through the identification terminals and selectively connects them to the driving circuit and the charging circuit.
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
B60L 53/60 - Surveillance et commande des stations de charge
B60L 58/18 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries de plusieurs modules de batterie
B60L 50/64 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries - Détails de construction des batteries spécialement adaptées aux véhicules électriques
H01M 50/249 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux aéronefs ou aux véhicules, p.ex. aux automobiles ou aux trains
H01M 50/247 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux dispositifs portatifs, p.ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/209 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules prismatiques ou rectangulaires
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p.ex. ronde ou elliptique
H01M 50/562 - Bornes caractérisées par le matériau
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
H01G 11/34 - Condensateurs hybrides, c. à d. ayant des électrodes positive et négative différentes; Condensateurs électriques à double couche [EDL]; Procédés de fabrication desdits condensateurs ou de leurs composants Électrodes caractérisées par leur matériau à base de carbone caractérisées par la carbonisation ou l’activation de carbone
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/46 - Accumulateurs combinés par structure avec un appareil de charge
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
A string trimmer includes: a string trimmer head; a drive device including a motor for driving the string trimmer head to rotate about a first axis; an operating device including a first housing for connecting a power supply device to supply power to the motor; and a connecting device for connecting the drive device to the operating device. The first housing is formed with an arm rest portion to be rested on, a coupling portion for coupling the power supply device, and a connecting portion connected to the connecting device; where the arm rest portion is disposed behind the connecting portion and configured to be squeezable by an arm when the string trimmer is operated; and an air inlet is disposed between the coupling portion and the connecting portion, where the air inlet communicates with the inside of the first housing.
A01D 34/90 - Faucheuses; Appareils de fauchage des moissonneuses spécialement adaptés à des usages particuliers destinés à être portés par l'opérateur
A01D 34/416 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs sous forme de fils flexibles
A snow sweeper, comprising: a main body (100); and an operation assembly (200) connected to the main body (100) and used for allowing an operator to guide and control the snow sweeper. The main body (100) comprises a snow throwing system (50). The snow throwing system (50) comprises: a snow throwing member (52); a deflector (51) connected to the snow throwing member (52) and located above the snow throwing member (52); a first motor (54) used for driving the snow throwing member (52) to rotate around a first axis (104) relative to the main body (100); and a second motor (55) used for driving the deflector (51) to rotate around a second axis (105) relative to the snow throwing member (52). When the snow throwing member (52) is located at a middle position, both the first motor (54) and the second motor (55) are located in a first circular region centered on a point on the second axis (105), wherein the radius of the first circular region is less than or equal to 800 mm. Also provided is a hand-push type working machine.
E01H 5/09 - Enlèvement de la neige ou de la glace des routes ou surfaces analogues; Aménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p.ex. de transport au moyen d'air comprimé le détachage étant essentiellement effectué par éléments entraînés les éléments étant rotatifs ou se déplaçant sur une trajectoire circulaire fermée, p.ex. fraises rotatives, roues excavatrices
E01H 5/04 - Enlèvement de la neige ou de la glace des routes ou surfaces analogues; Aménagement de la pente ou de la rugosité de la neige ou de la glace par traction à bras et entraînement des éléments de détachage ou de transport, p.ex. de transport au moyen d'air comprimé
(1) Hand-held electric drills; hand-held electric hammers; hand-held power driven grinders; metal cutting machines; power hammers; power tools; power-operated drill hammers; sanding machines; sanding machines for woodworking; stone cutting machines; wood cutting machines
An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.
A01D 69/02 - Mécanismes d'entraînement ou éléments de ceux-ci pour moissonneuses ou faucheuses électriques
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A power tool includes a motor, a power supply device, a driver circuit, a parameter acquisition module, and a controller. The motor includes a stator and a rotor. The motor is configured to generate a reluctance torque. The driver circuit is electrically connected to the motor to drive the motor. The parameter acquisition module is configured to acquire a current of the motor, a rotational speed of the motor, and a position of the rotor. The controller is configured to: according to at least one of the current of the motor, the rotational speed of the motor, or the position of the rotor, dynamically adjust a current applied to the stator so that an included angle between a stator flux linkage of the motor and a rotor flux linkage of the motor ranges from 90° to 135°.
H02P 21/22 - Commande du courant, p.ex. en utilisant une boucle de commande
B23B 45/02 - Perceuses tenues à la main ou perceuses analogues portatives, p.ex. en forme de pistolet; Equipement à cet effet entraînées électriquement
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
H02P 27/12 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions appliquant des impulsions en guidant le vecteur-flux, le vecteur-courant, ou le vecteur-tension sur un cercle ou une courbe fermée, p.ex. pour commande directe du couple
(1) Abrasive discs for power operated grinders; abrasive wheels for power-operated grinders; blades for power saws; manufactured mesh diamonds adapted for circular saw blades; power operated grinding wheels; sharpening wheels being parts of machines
(1) Abrasive discs for power operated grinders; abrasive wheels for power-operated grinders; blades for power saws; manufactured mesh diamonds adapted for circular saw blades; power operated grinding wheels; sharpening wheels being parts of machines
A riding lawn mower, including: a frame; a seat; a walking assembly and a walking motor; a cutting assembly and a driving motor configured to drive the cutting assembly; a first energy storage device and a second energy storage device configured to supply power to at least one of the walking motor or the driving motor; a driving circuit to transfer power from at least one of the energy storage devices to at least one of the motors; and a charging circuit to charge at least one of the energy storage devices. The riding lawn mower further includes a first identification terminal engageable with the second energy storage device and a second identification terminal engageable with the first energy storage device; the riding lawn mower identifies a type of the energy storage devices through the identification terminals and selectively connects them to the driving circuit and the charging circuit.
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
B60L 50/60 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant de la puissance de propulsion fournie par des batteries ou des piles à combustible utilisant de l'énergie fournie par des batteries
B60L 1/00 - Fourniture de l'énergie électrique à l'équipement auxiliaire des véhicules à traction électrique
B60L 53/16 - Connecteurs, p.ex. fiches ou prises, spécialement adaptés pour recharger des véhicules électriques
A backpack blower includes a blower device, a power supply, and a backpack device. The backpack device includes a device body and a strap assembly. The strap assembly is worn by a user. The strap assembly has a first center plane, and the center of gravity of the power supply and the blower device are separately located on two sides of the first center plane.
H01M 50/247 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux dispositifs portatifs, p.ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/256 - Dispositifs de transport, p.ex. courroies
F16M 13/04 - Autres supports ou appuis pour positionner les appareils ou les objets; Moyens pour maintenir en position les appareils ou objets tenus à la main pour être portés par une personne ou pour maintenir fixe par rapport à une personne, p.ex. par des chaînes
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
A handheld electric tool (10), comprising: a motor (14); a handle (12), the handle being provided with a first switch (121) capable of controlling the start and stop of the motor; an output assembly (13); and an adjusting device (15), comprising a stretchable telescopic rod assembly (150). The adjusting device enables the handheld electric tool to have at least two working states, that is, a first working state and a second working state by changing the length; The distance between the foremost side of the handheld electric tool and the rearmost side of the first switch is defined as an effective length of the handheld electric tool, and when the handheld electric tool is in the first working state, the handheld electric tool has a first effective length (T1); when the handheld electric tool is in the second working state, the handheld electric tool has a second effective length (T2); the first effective length is less than or equal to 1 meter, and the second effective length is greater than the first effective length. Also disclosed is a single-handed saw. The handheld electric tool and the single-handed saw achieve the effects of convenience, lightness and flexibility, and can also meet user requirements for different pruning heights.
A01G 3/025 - Sécateurs; Cisailles pour fleurs ou fruits avec des poignées allongées ou prolongées
A01G 3/08 - Autres outils à élaguer, émonder ou ébrancher des arbres sur pied
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
A bidirectional power supply apparatus and system. The bidirectional power supply apparatus comprises: an alternating current input end configured to input an alternating current to the bidirectional power supply apparatus; an alternating current output end configured to output an alternating current to an alternating current device; a direct current input or output end configured to at least bidirectionally transmit a direct current between the bidirectional power supply apparatus and the direct current device; a bidirectional energy conversion module configured to at least perform multiple energy conversions on electric energy inputted into the bidirectional power supply apparatus; and a power management module at least electrically connected to the alternating current input end, the alternating current output end and the direct current input or output end. The power management module is configured to control an energy conversion mode of the bidirectional energy conversion module according to a port connection condition of the alternating current input end or the alternating current output end or the direct current input or output end.
H02M 5/458 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p.ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases avec transformation intermédiaire en courant continu par convertisseurs statiques utilisant des tubes à décharge ou des dispositifs à semi-conducteurs pour transformer le courant continu intermédiaire en courant alternatif utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02M 7/797 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif avec possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p.ex. batterie tampon
A hedge trimmer includes: a housing formed with an accommodation space; a blade assembly including a first blade and a second blade, where the first blade and the second blade reciprocate along a direction of a first straight line, and the blade assembly further includes a blade support for supporting the first blade and the second blade and extending along the direction of the first straight line; a transmission mechanism for driving the blade assembly to move; and a motor coupled to the housing and used for driving the transmission mechanism. The blade support has a density of greater than or equal to 1 g/cm3 and less than or equal to 2.2 g/cm3.
A table cutting device includes: a workbench on which a workpiece is capable of being placed; a cutting assembly capable of performing a cutting operation on the workpiece; a drive assembly including a motor and driving the cutting assembly to move; and a power supply connection assembly for connecting a battery pack. The battery pack supplies an energy source to the table cutting device. The table cutting device further includes a display assembly capable of displaying an electric quantity of the battery pack. When the battery pack is mounted to the table cutting device, the distance between the display assembly and the battery pack is greater than or equal to 5 mm. The table cutting device has the additional display assembly so that an operator can observe electric quantity information of the battery pack when operating the table cutting device, thereby greatly improving operation convenience.
B23D 59/00 - Dispositifs annexes spécialement conçus pour les machines à scier ou les dispositifs de sciage
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
B23D 45/06 - Machines à scier ou dispositifs de sciage à lames circulaires ou à disques à friction la lame circulaire étant fixée sous une table de travail fixe
A table cutting device includes a workbench assembly for holding a workpiece, a cutting assembly for performing a cutting operation on the workpiece movable relative to the workbench assembly and including a cutting member rotatable about a first axis, a motor disposed on a side of the workbench assembly for driving the cutting assembly to move and rotatable about a second axis, and a circuit board. The table cutting device further includes a mounting housing in which the circuit board and the motor are disposed. The table cutting device has high heat dissipation efficiency, a reasonable layout, and a stable structure.
B23D 59/02 - Dispositifs pour la lubrification ou le refroidissement des lames de scies circulaires
B23D 47/02 - Machines à scier ou dispositifs de sciage travaillant au moyen de lames circulaires, caractérisés uniquement par la structure d'organes particuliers d'agencements de guidage de la table de travail ou du chariot porte-scie
A riding lawn mower includes: a seat; a chassis; a wheel; a motor configured to drive the wheel to rotate; a walking control module configured to drive the motor; a power supply assembly configured to at least supply electric power to the motor and the walking control module; and a cutting assembly mounted to the chassis, the cutting assembly including a cutting member for cutting grass; wherein the riding lawn mower further includes: a pedal assembly including a pedal lever rotatable about a first shaft axis to control a walking speed of the riding lawn mower when operated by the user; wherein the pedal lever has an initial position; when the pedal lever is in the initial position and power supply assembly is supplying electric power to the motor and the walking control module, the walking control module controls the riding lawn mower to park.
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
A01D 34/78 - Mécanismes d'entraînement des couteaux électriques
A power tool includes a power tool body. The power tool body is configured to be adapted to at least a first battery pack having a first nominal voltage and a first output terminal set and a second battery pack having a second nominal voltage and a second output terminal set, where the first nominal voltage is different from the second nominal voltage. The power tool body includes a first input terminal set configured to be selectively electrically connected to one of the first output terminal set and the second output terminal set to supply power to the power tool body.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
F21L 4/04 - Dispositifs d'éclairage électriques avec des accumulateurs ou des piles électriques incorporés caractérisés en ce qu'une partie du boîtier de la source lumineuse est fixée de façon réglable sur le reste du dispositif
H02P 4/00 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple de moteurs électriques qui peuvent être connectés à au moins deux alimentations électriques différentes
A misting fan includes a fan assembly, having a fan blade and a motor configured to drive the fan blade to rotate. A nozzle is provided on the fan assembly and configured to spray water mist. A rack is configured to support the fan assembly, the rack includes an extending portion configured to be placed and extending in a plane. The misting fan is provided with a moving wheel configured to walk, and the moving wheel is provided in the extending portion.
A smart mowing system includes a working area defined by a boundary and a smart mowing apparatus. The system further includes: a positioning module for acquiring positioning coordinates of the smart mowing apparatus; a mapping module for making an area map including the working area; a marking device; a coordinate estimation module configured to estimate approximately real coordinates of the smart mowing apparatus on the area map when the distance between the smart mowing apparatus and the marking device is less than or equal to a set value to obtain a coordinate pair set including the positioning coordinates and the approximately real coordinates; and a positioning correction module configured to determine a coordinate correction amount according to the coordinate pair set and correct the positioning coordinates of the smart mowing apparatus in operation by using the coordinate correction amount to obtain real coordinates.
A standing light includes a light assembly, a support rod assembly, and a housing assembly. The support rod assembly is configured to support the light assembly. The housing assembly or the support rod assembly is formed with a power access interface for being connected to a power supply. The standing light further includes a mounting assembly configured to detachably install the light assembly to the support rod assembly. When the light assembly is installed to the support rod assembly, the light assembly is capable of being powered by the power supply connected to the power access interface. The light assembly is further formed with a power supply access interface for accessing power, and when the light assembly is detached from the support rod assembly, the light assembly is capable of being detachably connected to a battery pack through the power supply access interface.
F21V 23/00 - Agencement des éléments du circuit électrique dans ou sur les dispositifs d’éclairage
F21S 9/02 - Dispositifs d'éclairage avec une source d'énergie incorporée; Systèmes utilisant des dispositifs d'éclairage avec une source d'énergie incorporée la source de courant étant une pile ou un accumulateur
F21V 23/06 - Agencement des éléments du circuit électrique dans ou sur les dispositifs d’éclairage les éléments étant des dispositifs de couplage
F21V 21/06 - Socles pour lampadaires mobiles; Fixation des corps de lampadaires aux socles
F21V 23/04 - Agencement des éléments du circuit électrique dans ou sur les dispositifs d’éclairage les éléments étant des interrupteurs
A power tool includes a main housing, a drive mechanism, a working head, and a connection assembly. The connection assembly includes an input portion connected to the drive mechanism and an output portion connected to an output shaft. The connection assembly rotates the working head about a first axis relative to the main housing. The power tool includes a first transmission path. When the working head rotates about the first axis relative to the main housing, components in the first transmission path are allowed to deform or to be displaced along a direction of the first transmission path.
B25B 21/00 - Outils portatifs à moteur pour serrer ou desserrer les vis ou les écrous; Accessoires pour appareils à percer ayant les mêmes buts
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25B 23/00 - OUTILS OU OUTILLAGE D'ÉTABLI NON PRÉVUS AILLEURS, POUR FIXER, JOINDRE, DÉSENGAGER OU TENIR - Parties constitutives ou accessoires des clés à écrous, clés anglaises, tournevis
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) DC input power supplies; lithium batteries; lithium-ion battery chargers; power inverters
(2) Downloadable mobile application for operating and controlling outdoor power equipment; application software for connecting and controlling outdoor power equipment, showing the status of the equipment in real-time, providing tips and advice on using outdoor power equipment, updating the firmware of the outdoor power equipment, and providing after-sales information; battery packs for outdoor power equipment, namely battery packs for lawn mowers, lawn trimmers, hedge trimmers, string trimmers, leaf blowers, snow blowers, lawn edgers, chain saws, hedge shears, pruners, brush cutters and chaff cutters; battery chargers for outdoor power equipment, namely battery chargers for lawn mowers, lawn trimmers, hedge trimmers, string trimmers, leaf blowers, snow blowers, lawn edgers, chain saws, hedge shears, pruners, brush cutters and chaff cutters.
A pipe cleaning machine includes: a handle for holding; a drum connected to the handle and rotatable with respect to the handle; a cable disposed in the drum; an electric motor driving the cable to rotate and including an electric motor shaft extending along a first axis; and a cable feeding assembly for feeding the cable. The drum includes an exposed portion, where the ratio of the surface area of the exposed portion to the total surface area of the drum is greater than or equal to 40% and less than or equal to 100%.
E03C 1/302 - Dispositifs pour faciliter l'enlèvement des déchets obstruant les tuyaux de vidange ou les bondes d'évier par déplacement dans les canalisations
B08B 9/047 - Nettoyage de conduites ou de tubes ou des systèmes de conduites ou de tubes Élimination des bouchons utilisant des dispositifs de nettoyage introduits dans et déplacés le long des tubes déplacés par liaison mécanique actionnée de l'extérieur, p.ex. poussés ou tirés dans les tubes les dispositifs de nettoyage comportant des moteurs pour actionner les outils de nettoyage
A power device (10), comprising: an output assembly (100), a housing (200), and a power supply apparatus (300). The output assembly (100) comprises an output shaft (110) used for outputting power and capable of rotating around a first axis (111), the housing (200) is used for supporting the output assembly (100), the power supply apparatus (300) supplies power to the output assembly (100), and the power supply apparatus (300) at least comprises a first battery pack (310, 310a, 310b, 310c, 310d).
B25F 5/00 - OUTILS COMBINÉS OU À USAGES MULTIPLES NON PRÉVUS AILLEURS; DÉTAILS OU PARTIES CONSTITUTIVES D'OUTILS PORTATIFS À MOTEUR SANS RELATION SPÉCIFIQUE AVEC LES OPÉRATIONS EXÉCUTÉES ET NON PRÉVUS AILLEURS - Détails ou parties constitutives d'outils portatifs à moteur sans relation spécifique avec les opérations exécutées et non prévus ailleurs
B25F 5/02 - Structure des boîtiers, corps ou poignées
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02K 7/10 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H01M 50/244 - Boîtiers secondaires; Bâtis; Dispositifs de suspension; Dispositifs de manutention; Supports caractérisés par leur procédé de montage
H01M 50/247 - Montures; Boîtiers secondaires ou cadres; Bâtis, modules ou blocs; Dispositifs de suspension; Amortisseurs; Dispositifs de transport ou de manutention; Supports spécialement adaptés aux dispositifs portatifs, p.ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
09 - Appareils et instruments scientifiques et électriques
Produits et services
Downloadable mobile application for operating and controlling outdoor power equipment; Downloadable application software for connecting and controlling outdoor power equipment, showing the status of the equipment in real-time, providing tips and advice on using outdoor power equipment, updating the firmware of the outdoor power equipment, and providing after-sales information
09 - Appareils et instruments scientifiques et électriques
Produits et services
Batteries; Battery chargers; Battery packs; Portable power supplies [rechargeable batteries]; Assistive software; Industrial automation software for machines; Downloadable mobile application for operating and controlling outdoor power equipment; Application software for connecting and controlling outdoor power equipment, showing the status of the equipment in real-time, providing tips and advice on using outdoor power equipment, updating the firmware of the outdoor power equipment, and providing after-sales information.
A riding lawn mower includes: a seat; a chassis; a walking assembly including a left second walking wheel, a right second walking wheel, a left walking motor and a right walking motor; and a walking control system for controlling the left walking motor and the right walking motor. The walking control system includes two current detection modules respectively configured to obtain sampled currents of the left walking motor and the right walking motor; the walking control system is configured to obtain a first feedback current of the left walking motor and a first feedback current of the right walking motor, and when a difference of the first feedback current of the left walking motor and the first feedback current of the right walking motor is greater than or equal to a predefined current threshold, reduce a first target voltage of the walking motor with a higher first feedback current.
A01D 34/00 - Faucheuses; Appareils de fauchage des moissonneuses
A01D 34/64 - Faucheuses; Appareils de fauchage des moissonneuses caractérisés par des particularités relatives au type d'appareil de coupe comportant des couteaux rotatifs comportant des couteaux tournant autour d'un axe vertical montés sur un véhicule, p.ex. un tracteur, ou tirés par un animal ou un véhicule
