A transport box may be utilized to set down a watercraft into water with a traction mechanism, with a support for securing the traction mechanism for lowering the transport box, and with a frame that is designed to receive the watercraft in the transport box. The transport box is configured to receive an upper side of the watercraft and to set the watercraft down on a lower side into the water.
A watercraft may have a shaped charge and a gas chamber. The gas chamber may be adjacent to the shaped charge in a direction of action of the shaped charge. The gas chamber can be varied in length in the direction of action of the shaped charge. Further, the shaped charge may be movable parallel to the direction of action of the shaped charge. A threaded rod can be used to move the shaped charge. In some cases a length of the gas chamber is variable between 0.1-times and 10.0 times a diameter of the shaped charge. The watercraft may be configured in some instances as an unmanned underwater vehicle.
A watercraft may include a first shaped charge as well as a second shaped charge. The second shaped charge may be positioned behind the first shaped charge in an effective direction of the first shaped charge. The effective direction of the first shaped charge and an effective direction of the second shaped charge may run to a common target point. At least one of the first shaped charge or the second shaped charge is movable. Further, a distance sensor may be configured to detect a distance between the watercraft and an object positioned in front of the watercraft. An electronic evaluation and control system can process the distance that is detected by the distance sensor and move at least one of the first shaped charge or the second shaped charge based on the distance that is detected.
A weapon may comprise an explosive charge, an activatable detonation ignition means, an activatable deflagration ignition means, and an ignition device. The ignition device can activate, selectively, the detonation ignition means or the deflagration ignition means. The activated detonation ignition means can cause the explosive charge to detonate. The activated deflagration ignition means can cause the explosive charge to deflagrate. According to one method, the ignition device activates the detonation ignition means, which causes the explosive charge to detonate. If a predetermined event takes place without the explosive charge detonating, the ignition device activates the deflagration ignition means, which causes the explosive charge to deflagrate.
A launching device and associated methods can be utilized to launch an underwater running body from a platform such as a watercraft. The launching device may include a ramp, which extends along a longitudinal ramp axis, and a propellant deflection unit. The ramp may enclose an underwater running body with a propulsion unit underwater. The launching device may activate the propulsion unit, which then emits a propellant. The propellant deflection unit deflects the emitted propellant into an outlet direction. This outlet direction of the propellant may be directed perpendicularly or obliquely away from the platform.
An underwater vehicle may include a first propulsion element disposed on a first swivel holder, a first drive motor that is able to drive the first propulsion element, and a swivel mechanism that is able to move the first swivel holder relative to an outer hull of the underwater vehicle from a swiveled-in position into a swiveled-out position. The underwater vehicle can detect a given event automatically under water. In response to the detection of the event, the underwater vehicle may activate the swivel mechanism. The activated swivel mechanism may then move the first swivel holder into the swiveled-out position.
An underwater body having a movable component which can be moved into a retracted position and, as a result, increases the volume of the underwater body. In addition, a method is disclosed for operating such an underwater body. An expansion means conducts a fluid into a hollow space. The hollow space is operatively connected to the movable component. When the fluid is conducted into the hollow space, the movable component is moved into the extended position relative to the shell of the underwater body. The fluid in the hollow space hardens. The hardened fluid in the hollow space holds the movable component in the extended position.
The invention relates to a method for determining the direction of a source of waterborne sound that emits a waterborne acoustic signal, by means of a hydrophone arrangement which forms a linear antenna or a virtual linear antenna, as well as to a computer program product, a computer, a sonar, and a watercraft.
G01S 3/805 - Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal
9.
Monitoring system for monitoring a watercraft or several watercrafts as well as a process for verifying a watercraft or several watercrafts
The invention relates to a monitoring system for monitoring a watercraft or several watercrafts, having an identification device and a first hydrophone, which is configured such that acoustic signals that are emitted by watercrafts are determined as underwater sound information therein, whereby the identification device has a first memory for storing the underwater sound information and a second memory for storing watercraft information, whereby the first and second memories are interconnected, characterized in that the first hydrophone is arranged in a stationary and fixed manner.
G08G 3/00 - Traffic control systems for marine craft
H04B 11/00 - Transmission systems employing ultrasonic, sonic or infrasonic waves
G01S 3/808 - Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
10.
Weapon clearance appliance for clearing weapons, such as underwater mines, under water, unmanned underwater vehicle having a weapon clearance appliance of this kind, and method for this purpose
The present disclosure provides a method for clearing weapons that have been sunk in waterways using a weapon clearance appliance. The weapon clearance appliance comprises means for detachable connection to an unmanned underwater vehicle, so that the underwater vehicle is a safe distance away when the weapon is detonated. The volume of the weapon clearance appliance is chosen such that the buoyancy force which acts on the weapon clearance appliance under water compensates for the force of gravity acting on the weapon clearance appliance. Therefore, the weapon clearance appliance has neutral buoyancy, as a result of which, after the weapon clearance appliance has been released from the underwater vehicle, there is no need to retrim the underwater vehicle. Therefore, there is no need for trimming devices on the underwater vehicle.
The invention relates to a method of classifying one or several watercraft using the sound waves emitted or transmitted by these vehicles. The sound waves are thereby received using an array of underwater sound sensors of a sonar receiving system and processed into received signals. At least one amplitude spectrum is generated from these received signals consisting of one or more sets of frequency lines and any individual lines, from which the characteristic vehicle parameters are automatically determined in a frequency line pattern detection module or determined manually. Subsequently, the vehicle characteristic parameters are compared with the database parameters, where this comparison is evaluated with a matching factor. Considering the matching factor, one or several watercraft are determined as the result of the classification. In addition, the invention relates to a corresponding device for carrying out the process.
G01S 15/74 - Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
G01S 3/80 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic, or infrasonic waves
12.
Weapon clearance appliance for clearing weapons, such as underwater mines, under water, unmanned underwater vehicle having a weapon clearance appliance of this kind, and method for this purpose
The present disclosure provides a method for clearing weapons that have been sunk in waterways using a weapon clearance appliance. The weapon clearance appliance comprises means for detachable connection to an unmanned underwater vehicle, so that the underwater vehicle is a safe distance away when the weapon is detonated. The volume of the weapon clearance appliance is chosen such that the buoyancy force which acts on the weapon clearance appliance under water compensates for the force of gravity acting on the weapon clearance appliance. Therefore, the weapon clearance appliance has neutral buoyancy, as a result of which, after the weapon clearance appliance has been released from the underwater vehicle, there is no need to retrim the underwater vehicle. Therefore, there is no need for trimming devices on the underwater vehicle.
The invention relates to an activation device for an electric battery unit, in particular, for a battery part of a torpedo. The invention also relates to a battery unit with activation devices of this type.
An activation device incorporates an operating supply connection, to which an operating supply reservoir can be connected. A movably arranged cutting element can be pneumatically actuated via a pneumatic connection of the activation device by means of an actuation element, wherein a sealing element arranged in the path of travel of the cutting element controls the operating supply connection.
In order to guarantee a safe storage, ready for operation, and a safe activation of a battery unit, it is provided in accordance with the invention that the activation device incorporates a pneumatic outlet, which can be fluidically connected to the pneumatic connection, depending on the position of the actuation element.
The invention relates to an underwater antenna device with a nonstationary antenna, an extension mechanism and a repositioning mechanism, wherein an extending force can be applied in a direction of the extending force by the extension mechanism of the antenna and an opposing force can be applied in a direction of the opposing force, in the opposite direction to the extending force by the repositioning mechanism of the antenna, characterized in that the repositioning mechanism or a part of the repositioning mechanism is designed as selectively nonstationary, so that, by selected changes to the position, the antenna can be positioned in a retracted position, an extended position or an intermediate position.
B65H 75/42 - Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable attached to, or forming part of, mobile tools or machines
B63G 8/38 - Arrangement of visual or electronic watch equipment, e.g. of periscopes, of radar
15.
Method for detecting naval mines and naval mine detection system
a), wherein the underwater vessel comprises a location device, in particular a sonar device, for sensing location data (12) in the underwater area and one evaluation unit or more evaluation units, and the evaluation unit or the evaluation units are arranged in such a manner that these comprise detection means (20) for detecting (14) a contact (MILEC) with the aid of the sensed location data (12) and with classification means (21) for classifying (15) the detected contact (MILEC) as a mine-like contact (MILCO) or non mine-like contact (NONMILCO), whereby classification is accomplished by comparing the contact (MILEC) with known mine information so that a mine-like contact (MILCO) can be identified as a mine contact (MINE) or as another object (NOMBO).
The invention relates to an underwater work system 1 with at least one autonomous unmanned underwater vehicle 2 and one unmanned relay vehicle 4 floating at the surface of the water 3, which comprises a radio antenna 5 for external communication 26 and a drive 16. The underwater vehicle 2 is connected to the relay vehicle 4 via an internal communication device.
The invention furthermore relates to a method for operating an underwater work system. In order to create an underwater work system with an autonomous underwater vehicle and an unmanned relay vehicle floating at the surface of the water as well as a method for operating such an underwater work system, which provides an increased efficiency of the autonomous underwater vehicle 2 with short mission times, it is provided according to the invention that the relay vehicle 4 is controllable by means of a control unit 16 via the at least one autonomous underwater vehicle 2 in due consideration of navigation information 17.
G01C 22/00 - Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers or using pedometers
The invention relates to a device and a method for recovering an unmanned underwater vehicle. In order to ensure a safe recovery of an unmanned seconder underwater vehicle 2 by the primary underwater vehicle 1, the invention provides a recovery into a tender garage 4 for receiving the underwater vehicle 2 wherein the underwater vehicle 2 is centered in an entrance area 7 in front of a gate 5 of the tender garage 4 by means of at least one positioning current 8, which is generated outside of the peripheral area of the gate 5 and is oriented toward the entrance area 8. The underwater vehicle 2 is subsequently introduced into the tender garage 4.
An impact initiated attachment device for attachment to a target, comprises a housing having a front face which abuts against the target in use, one or more fasteners, a drive mechanism for driving the fasteners(s) from a first position within the housing to a second position protruding from the front face of the housing, and a trigger mechanism for triggering activation of the drive mechanism comprising a trigger extending from the front face of the housing. The device is particularly useful in Explosive Ordnance Disposal (EOD) and demolition for attaching one or more disrupters to a target for disposal.
The invention relates to a sea container that can be closed on all sides, comprising a base frame, which has four corner posts, a top-side frame, and a bottom-side frame construction, wherein the corner posts are rigidly connected to the top-side frame and to the bottom-side frame construction. The bottom-side frame construction has a bearing frame, wherein installations in the container are fastened to the bearing frame and the bearing frame has tie-down means for tying down and for absorbing forces acting horizontally. Thus the invention makes it possible to accommodate installations such as a deploying device for a trailling antenna in a sea container even though traditional sea containers are unsuitable therefor.
B65D 88/12 - Large containers rigid specially adapted for transport
B65D 90/00 - Component parts, details or accessories for large containers
E04H 1/12 - Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
20.
Weapon clearance device for clearing weapons under water, such as underwater mines, combined weapon clearance device comprising unmanned underwater vehicle and such a weapon clearance device as well as a method therefor
The disclosure provides a weapon clearance device for clearing weapons by detonating the weapon, a combined weapon clearance device comprising the weapon clearance device and an unmanned underwater vehicle, and a method associated therewith for clearing weapons. The weapon clearance device comprises a retaining device for fixing the weapon clearance device to the weapon or in the surrounding area of the weapon. The weapon clearance device is a driveless attachment for the unmanned underwater vehicle comprising a means for the releasable connection to the unmanned underwater vehicle. The mass of the weapon clearance device under water is invariably less or greater than the mass of the water displaced by the weapon clearance device under water. The weapon clearance device is thus not neutral in terms of buoyancy, which provides advantages when clearing sunk ground mines as well as floating mines by approaching the mine from above and/or from below.
A method for determining the proximity to an electrically conductive body comprises transmitting an alternating magnetic field at a selected frequency and registering an alternating magnetic field. Frequencies of the registered alternating magnetic field comprising the selected frequency and have an amplitude value above a predefined threshold value and are detected by a detection means. Utilizing a blocking circuit, frequencies of a predefined frequency band comprising the detected frequency or a plurality of predefined frequency bands comprising in each case one of the detected frequencies, are defined as blocked frequencies. A following frequency following the respective selected frequency and different from the selected frequency and the blocked frequencies is defined in a selection controller. The following frequency of a selected frequency is continuously selected as a newly selected frequency for a new time window following immediately after or chronologically spaced apart from a selected time window.
G01B 7/02 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width, or thickness
H03K 17/95 - Proximity switches using a magnetic detector
F41G 9/00 - Systems for controlling missiles or projectiles, not provided for elsewhere
G01V 3/10 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
22.
Weapon clearance appliance for clearing weapons, such as underwater mines, under water, unmanned underwater vehicle having a weapon clearance appliance of this kind, and method for this purpose
The invention relates to a weapon clearance appliance for clearing weapons, such as underwater mines or munitions which have been sunk in waterways, under water by detonation of the weapon. In this case, the weapon clearance appliance is provided with means for detachable connection to an unmanned underwater vehicle, so that the underwater vehicle is a safe distance away when the weapon is detonated. In order to allow the use of conventional small underwater vehicles, the volume of the weapon clearance appliance is chosen such that the buoyancy force which acts on the weapon clearance appliance under water compensates for the force of gravity acting on the weapon clearance appliance. Therefore, the weapon clearance appliance has neutral buoyancy, as a result of which, after the weapon clearance appliance has been released from the underwater vehicle, there is no need to retrim the underwater vehicle. There is therefore no need for trimming devices on the underwater vehicle. The invention also relates to an underwater vehicle having a weapon clearance appliance of this kind, and to a method for clearing weapons using a weapon clearance appliance of this kind.
A method and a device for launching an underwater moving body. In order to reduce the expenses arising from furnishing watercraft, a land supported deployment of underwater moving bodies in coastal waters using a launching device is provided with a land-based carrier system for transporting the underwater moving body and a corresponding land-based deploying system.
A method for manufacturing an optical fiber spool includes winding a coil of an optical fibers up in the form of a cross-winding such that several layers of the optical fiber are formed that lie on top of one another. The optical fiber has a surface that respectively features contact areas between adjacent layers. Elevations are produced on the surface to create intermediate spaces between the elevations. The elevations are distributed so that in the region of one of the respective contact areas, at least one of the elevations of one of the adjacent layers of the respective contact area engages into at least one of the intermediate spaces of the other adjacent layer to of the same contact area. An optical fiber spool with a self-supporting coil of an optical fiber can be produced.
A towed array sonar system 10 with a towed array 14, a deployment device 32 for respectively deploying and retrieving the towed array 14 into and from a body of water, a signal processing device 28 for processing the signals of the towed array 14 and at least one control console 30 for controlling the towed array sonar system 10. In order to create a mobile sonar system that can be deployed independently of a ship, the towed array 14, the deployment device 32, the signal processing device 28 and the control console 30 are installed in a container 12 that can be transported independently of a ship. The invention furthermore pertains to a method for carrying out a sonar mission using such a towed array sonar system 10.
An apparatus and a method for the binaural reproduction of audio sonar signals, which can be direction-selectively received by a sonar system having a receiving antenna provided with a plurality of transducers, and at least one direction generator, and which can be modified by binaural audio signal processing. The apparatus comprises a portable sound reproduction device, particularly a headphone, and a head tracking sensor connected to the sound reproduction device for registering position changes of the sound reproduction device. Signals, associated with the position changes, are generated, which are transferred to the direction generator, in order to select a direction of the sound waves to be received.
G01S 15/00 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
G01S 3/808 - Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
27.
Unmanned underwater vehicle and method for operating an unmanned underwater vehicle
The invention relates to an unmanned underwater vehicle having at least one sensor unit (7) which can be used to acquire sensor information (8) relating to objects in the area surrounding the underwater vehicle (1). The invention also relates to a method for operating the unmanned underwater vehicle (1). In order to sense structures and contours of objects under water as quickly and accurately as possible, the invention provides for the at least one sensor unit (7) to be arranged such that it can be moved in a tangential direction (12) of the underwater vehicle, that is to say tangentially with respect to the longitudinal axis (14) of the underwater vehicle (1) or an axis running parallel to the longitudinal axis, and can be positioned in the circumferential direction (12) by a positioning device (13) to which the sensor information (8) can be specified.
The invention relates to a submarine antenna to be attached to the hull of a submarine, said antenna comprising a planar converter arrangement (15) which extends along the hull (11) when attached and which has a reflector (21) and a plurality of electroacoustic converter elements (20). Said converter elements are arranged next to and interspaced from each other and are arranged in front of the reflector (21) in the sound incidence direction. The aim of the invention is to optimize said lateral antenna for attachment to the submarine in terms of its weight and volume and signal-to-disturbance ratio. According to the invention, the reflector (21) is subdivided across the entire length of the converter arrangement (15) into reflector zones (212, 211) that lie one beneath the other and that have a reflection behavior tuned to receive frequency bands of different frequency ranges, the receive frequency band from the highest frequency range being associated with the top reflector zone (212) when attached and the receive frequency band from the lowest frequency range being associated with the bottom reflector zone (211).
The invention relates to a fiberglass spool comprising a self-supporting roll (12) having layers of windings (20) located one above the other of an optical fiber (13) for transmitting data that may be unwound from the interior of the roll outwards, wherein the windings (20) are fixed to one another by means of an adhesive bonding agent. In order to realize a sufficiently stable, self-supporting roll (12) that may be reliably unwound from the inside outwards without loops being pulled out of the roll (12), the roll (12) is structured as a cross-winding and a hydrocarbon-based, salt water-resistant, chemically inert impregnating material that may be liquefied by heating is used as the bonding agent.
In the case of an electroacoustic underwater antenna, which has a reflector (11) and spring elements which fix the reflector (11) on an antenna mount (10), in particular on the hull of a submarine, in order to produce an underwater antenna which can be produced at low cost from only a small number of components, and in which the reflector (11) to which electroacoustic transducers are fitted is at an adequate distance from the antenna mount (10), is acoustically well decoupled from the antenna mount (10) and is largely resistant to shock loading, the spring elements have an upper and a lower resilient rocker (19, 20), wherein each rocker (19, 20) extends over the horizontal extent of the reflector (11) in the fitted position. Each rocker (19, 20) has a rear contact limb (192, 202), for making contact with and fixing on the antenna mount (10), and a front contact limb (191, 201), for making contact with and fixing on the reflector (11).
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
In a method for navigating an undersea vehicle (12), navigation data about position, orientation, and absolute vehicle speed of the undersea vehicle (12) are determined from measurement data delivered by navigation sensors (17) via a navigation filter (18) which incorporates the measurement values of a Doppler log (14). To achieve a highly accurate tracking of the course taken by the undersea vehicle (12), particularly during submerging and surfacing phases, the stretch of water (10) traversed by the undersea vehicle (12) is divided into regions (13) which at least in the vertically oriented z-axis have a finite dimension within a Cartesian coordinate system (11). During the voyage of the undersea vehicle (12), the flow rates in the stretch of water (10) in relation to the individual spatial layers (13) are determined and stored from the relative vehicle speeds measured by the Doppler log (14) in successive measurement processes, and from the absolute vehicle speeds issued continuously by the navigation filter (18). The stored flow rates are input into the navigation filter (18) (FIG. 1) in accordance with the respective spatial layer (13) reached by the undersea vehicle (12).
A method for the time-serial transmission of received signals of electroacoustic transducers (11), which are placed at different transducer locations (13) of a spatially spread receive arrangement (10), to a signal processing unit (12), in which at each transducer location (13) the received signals are digitized by an electronic module (20), and the digitized received signals are switched onto a data line (14, 15, 16) leading to the signal processing unit (12) in the timing pattern of a synchronization clock. To obtain a high data rate with undisturbed data transmission, the intrinsic switching-time errors of the electronic modules (20) are measured with respect to the switching times defined by the timing pattern, and compensated for at the transducer locations (13) by individual time delay of the signals to be switched.
With an unmanned underwater vessel having a pressure hull, drive assembly and at least one ancillary device arranged on the pressure hull, for example a propeller protection apparatus (15), the at least one ancillary device (15) is fixedly connected to a lifting body (16), which has a lower density than the density of the water, in order to make it possible to replace the ancillary devices or to arrange additional ancillary devices on the pressure hull without changing the trim of the underwater vessel as a result. The density and volume of the lifting body (16) are selected such that the lifting force acting in the water on the ancillary device (15) and the lifting body (16) compensates for the force of gravity acting on the ancillary device (15) and the lifting body (16).