IPC Classification

Class code (prefix) Descriptions Number of results
G01G 1/00 Weighing apparatus involving the use of a counterweight or other counterbalancing mass
G01G 1/02 Pendulum-weight apparatus
G01G 1/04 Pendulum-weight apparatus the pendulum having a fixed pivot axis
G01G 1/06 Pendulum-weight apparatus the pendulum having a fixed pivot axis with a plurality of pendulums
G01G 1/08 Pendulum-weight apparatus the pendulum having a moving pivot axis, e.g. a floating pendulum
G01G 1/10 Pendulum-weight apparatus the pendulum having a moving pivot axis, e.g. a floating pendulum with a plurality of pendulums
G01G 1/12 Constructional arrangements for obtaining equal indicative divisions
G01G 1/14 Temperature-compensating arrangements
G01G 1/16 Means for correcting for obliquity of mounting
G01G 1/18 Balances involving the use of a pivoted beam, i.e. beam balances
G01G 1/20 Beam balances having the pans carried below the beam, and for use with separate counterweights
G01G 1/22 Beam balances having the pans carried below the beam, and for use with separate counterweights for precision weighing
G01G 1/24 Platform-type scales, i.e. having the pans carried above the beam
G01G 1/26 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights
G01G 1/28 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights involving means for automatically lifting counterweights corresponding to the load
G01G 1/29 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights involving means for automatically lifting counterweights corresponding to the load with electrical or electromechanical control means
G01G 1/30 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights wherein the counterweight is in the form of a chain
G01G 1/32 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights wherein the counterweights are in the form of rider-weights
G01G 1/34 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights involving a fixed counterweight, with poise-weights selectively added to the load side
G01G 1/36 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights wherein the counterweights are slidable along the beam, e.g. steelyards
G01G 1/38 Balances involving the use of a pivoted beam, i.e. beam balances with associated counterweight or set of counterweights wherein the counterweights are slidable along the beam, e.g. steelyards with automatically-driven counterweight
G01G 1/40 Balances involving the use of a pivoted beam, i.e. beam balances specially adapted for weighing by substitution
G01G 1/42 Temperature-compensating arrangements
G01G 3/00 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
G01G 3/02 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a helical spring
G01G 3/04 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a helical spring using a plurality of springs
G01G 3/06 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a spiral spring
G01G 3/08 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a leaf spring
G01G 3/10 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the torsional deformation of a weighing element is measured
G01G 3/12 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
G01G 3/13 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing having piezoelectric or piezo-resistive properties
G01G 3/14 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
G01G 3/15 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of magnetic properties
G01G 3/16 Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of frequency of oscillations of the body
G01G 3/18 Temperature-compensating arrangements
G01G 3/142 Circuits specially adapted therefor
G01G 3/145 Circuits specially adapted therefor involving comparison with a reference value
G01G 3/147 Circuits specially adapted therefor involving digital counting
G01G 5/00 Weighing apparatus wherein the balancing is effected by fluid action
G01G 5/02 Weighing apparatus wherein the balancing is effected by fluid action with a float or other member variably immersed in liquid
G01G 5/04 Weighing apparatus wherein the balancing is effected by fluid action with means for measuring the pressure imposed by the load on a liquid
G01G 5/06 Weighing apparatus wherein the balancing is effected by fluid action with means for measuring the pressure imposed by the load on a liquid using electrical indicating means
G01G 7/00 Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in groups
G01G 7/02 Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in groups by electromagnetic action
G01G 7/04 Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in groups by electromagnetic action with means for regulating the current to solenoids
G01G 7/06 Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in groups by electrostatic action
G01G 9/00 Methods of, or apparatus for, the determination of weight, not provided for in groups
G01G 11/00 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers
G01G 11/02 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having mechanical weight-sensitive devices
G01G 11/04 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having electrical weight-sensitive devices
G01G 11/06 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having fluid weight-sensitive devices
G01G 11/08 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having means for controlling the rate of feed or discharge
G01G 11/10 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having means for controlling the rate of feed or discharge by controlling the height of the material on the belt
G01G 11/12 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers having means for controlling the rate of feed or discharge by controlling the speed of the belt
G01G 11/14 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers using totalising or integrating devices
G01G 11/16 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers using totalising or integrating devices being electric or electronic devices
G01G 11/18 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers using totalising or integrating devices being electric or electronic devices using digital counting
G01G 11/20 Apparatus for weighing a continuous stream of material during flow; Conveyor-belt weighers using totalising or integrating devices being mechanical devices
G01G 13/00 Weighing apparatus with automatic feed or discharge for weighing-out batches of material
G01G 13/02 Means for automatically loading weigh-pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism
G01G 13/04 Means for automatically loading weigh-pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight
G01G 13/06 Means for automatically loading weigh-pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight wherein the main feed is effected by gravity from a hopper or chute
G01G 13/08 Means for automatically loading weigh-pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight wherein the main feed is effected by mechanical conveying means, e.g. by belt conveyors or by vibratory conveyors
G01G 13/10 Means for automatically loading weigh-pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight wherein the main feed is effected by pneumatic conveying means, e.g. by fluidised feed of granular material
G01G 13/12 Arrangements for compensating for material suspended at cut-off, i.e. for material which is still falling from the feeder when the weigher stops the feeder
G01G 13/14 Arrangements for determination of, or compensation for, the tare weight of an unloaded container, e.g. of a disposable container
G01G 13/16 Means for automatically discharging weigh receptacles under control of the weighing mechanism
G01G 13/18 Means for automatically discharging weigh receptacles under control of the weighing mechanism by valves or flaps in the container bottom
G01G 13/20 Means for automatically discharging weigh receptacles under control of the weighing mechanism by screw conveyors in the weigh receptacle
G01G 13/22 Means for automatically discharging weigh receptacles under control of the weighing mechanism by tilting or rotating the receptacle
G01G 13/24 Weighing mechanism control arrangements for automatic feed or discharge
G01G 13/26 Weighing mechanism control arrangements for automatic feed or discharge involving fluid-pressure systems
G01G 13/28 Weighing mechanism control arrangements for automatic feed or discharge involving variation of an electrical variable which is used to control loading or discharge of the receptacle
G01G 13/29 Weighing mechanism control arrangements for automatic feed or discharge involving variation of an electrical variable which is used to control loading or discharge of the receptacle involving digital counting
G01G 13/30 Weighing mechanism control arrangements for automatic feed or discharge involving limit switches or position-sensing switches
G01G 13/32 Weighing mechanism control arrangements for automatic feed or discharge involving limit switches or position-sensing switches involving photoelectric devices
G01G 13/34 Weighing mechanism control arrangements for automatic feed or discharge involving mechanical linkage motivated by the weighing mechanism
G01G 13/285 Weighing mechanism control arrangements for automatic feed or discharge involving variation of an electrical variable which is used to control loading or discharge of the receptacle involving comparison with a reference value
G01G 13/295 Weighing mechanism control arrangements for automatic feed or discharge involving variation of an electrical variable which is used to control loading or discharge of the receptacle for controlling automatic loading of the receptacle
G01G 15/00 Arrangements for check-weighing of materials dispensed into removable containers
G01G 15/02 Arrangements for check-weighing of materials dispensed into removable containers with provision for adding or removing a make-up quantity of material to obtain the desired net weight
G01G 15/04 Arrangements for check-weighing of materials dispensed into removable containers with provision for adding or removing a make-up quantity of material to obtain the desired gross weight
G01G 17/00 Apparatus for, or methods of, weighing material of special form or property
G01G 17/02 Apparatus for, or methods of, weighing material of special form or property for weighing material of filamentary or sheet form
G01G 17/04 Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes
G01G 17/06 Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge
G01G 17/08 Apparatus for, or methods of, weighing material of special form or property for weighing livestock
G01G 19/00 Weighing apparatus or methods adapted for special purposes not provided for in groups
G01G 19/02 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing wheeled or rolling bodies, e.g. vehicles
G01G 19/03 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing during motion
G01G 19/04 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles
G01G 19/06 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles on overhead rails
G01G 19/07 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing aircraft
G01G 19/08 Weighing apparatus or methods adapted for special purposes not provided for in groups for incorporation in vehicles
G01G 19/10 Weighing apparatus or methods adapted for special purposes not provided for in groups for incorporation in vehicles having fluid weight-sensitive devices
G01G 19/12 Weighing apparatus or methods adapted for special purposes not provided for in groups for incorporation in vehicles having electrical weight-sensitive devices
G01G 19/14 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing suspended loads
G01G 19/16 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing suspended loads having fluid weight-sensitive devices
G01G 19/18 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing suspended loads having electrical weight-sensitive devices
G01G 19/20 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing suspended loads for weighing unbalanced loads
G01G 19/22 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them
G01G 19/24 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them using a single weighing apparatus
G01G 19/26 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them using a single weighing apparatus associated with two or more counterweighted beams
G01G 19/28 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them using a single weighing apparatus having fluid weight-sensitive devices
G01G 19/30 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them using a single weighing apparatus having electrical weight-sensitive devices
G01G 19/32 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them using two or more weighing apparatus
G01G 19/34 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them with electrical control means
G01G 19/36 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them with mechanical control means
G01G 19/38 Weighing apparatus or methods adapted for special purposes not provided for in groups for apportioning materials by weighing prior to mixing them programme controlled, e.g. by perforated tape
G01G 19/40 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight
G01G 19/41 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using mechanical computing means
G01G 19/42 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight for counting by weighing
G01G 19/44 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing persons
G01G 19/46 Spring balances specially adapted for this purpose
G01G 19/48 Pendulum balances specially adapted for this purpose
G01G 19/50 Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing persons having additional measuring devices, e.g. for height
G01G 19/52 Weighing apparatus combined with other objects, e.g. with furniture
G01G 19/54 Weighing apparatus combined with other objects, e.g. with furniture combined with writing implements or paper-knives
G01G 19/56 Weighing apparatus combined with other objects, e.g. with furniture combined with handles of tools or of household implements
G01G 19/58 Weighing apparatus combined with other objects, e.g. with furniture combined with handles of suit-cases or trunks
G01G 19/60 Weighing apparatus combined with other objects, e.g. with furniture combined with fishing equipment, e.g. with fishing rods
G01G 19/62 Over or under weighing apparatus
G01G 19/64 Percentage-indicating weighing apparatus, i.e. for expressing the weight as a percentage of a predetermined or initial weight
G01G 19/387 Weighing apparatus or methods adapted for special purposes not provided for in groups for combinatorial weighing, i.e. selecting a combination of articles whose total weight or number is closest to a desired value
G01G 19/393 Weighing apparatus or methods adapted for special purposes not provided for in groups for combinatorial weighing, i.e. selecting a combination of articles whose total weight or number is closest to a desired value using two or more weighing units
G01G 19/413 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means
G01G 19/414 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means using electronic computing means only
G01G 19/415 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight using electromechanical or electronic computing means using electronic computing means only combined with recording means
G01G 19/417 Weighing apparatus or methods adapted for special purposes not provided for in groups with provisions for indicating, recording, or computing price or other quantities dependent on the weight with provision for checking computing part of balance
G01G 21/00 WEIGHING - Details of weighing apparatus
G01G 21/02 Arrangements of bearings
G01G 21/04 Arrangements of bearings of knife-edge bearings
G01G 21/06 Arrangements of bearings of ball or roller bearings
G01G 21/07 Arrangements of bearings of flexure-plate bearings
G01G 21/08 Bearing mountings or adjusting means therefor
G01G 21/10 Floating suspensions; Arrangements of shock-absorbers
G01G 21/12 Devices for preventing derangement
G01G 21/14 Beams
G01G 21/16 Beams of composite construction; Connections between different beams
G01G 21/18 Link connections between the beam and the weigh pan
G01G 21/20 Link connections between the beam and the weigh pan for precision weighing apparatus
G01G 21/22 Weigh-pans or other weighing receptacles; Weighing platforms
G01G 21/23 Support or suspension of weighing platforms
G01G 21/24 Guides or linkages for ensuring parallel motion of the weigh-pans
G01G 21/26 Counterweights; Poise-weights; Sets of weights; Holders for the reception of weights
G01G 21/28 Frames; Housings
G01G 21/30 Means for preventing contamination by dust
G01G 23/00 Auxiliary devices for weighing apparatus
G01G 23/01 Testing or calibrating of weighing apparatus
G01G 23/02 Relieving mechanisms; Arrestment mechanisms
G01G 23/04 Relieving mechanisms; Arrestment mechanisms for precision weighing apparatus
G01G 23/06 Means for damping oscillations, e.g. of weigh-beams
G01G 23/08 Means for damping oscillations, e.g. of weigh-beams by fluid means
G01G 23/10 Means for damping oscillations, e.g. of weigh-beams by electric or magnetic means
G01G 23/12 Means for damping oscillations, e.g. of weigh-beams specially adapted for preventing oscillations due to movement of the load
G01G 23/14 Devices for determining tare weight or for cancelling out the tare by zeroising, e.g. mechanically operated
G01G 23/16 Devices for determining tare weight or for cancelling out the tare by zeroising, e.g. mechanically operated electrically or magnetically operated
G01G 23/18 Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
G01G 23/20 Indicating the weight by mechanical means
G01G 23/22 Indicating the weight by mechanical means combined with price indicators
G01G 23/24 Indicating the weight by mechanical means involving logarithmic scales
G01G 23/26 Drive for the indicating member, e.g. mechanical amplifiers
G01G 23/28 Indicating the weight by mechanical means involving auxiliary or memory marks
G01G 23/30 Indicating the weight by mechanical means with means for illuminating the scale
G01G 23/32 Indicating the weight by optical projection means
G01G 23/34 Indicating the weight by optical projection means combined with price indicators
G01G 23/35 Indicating the weight by photographic recording
G01G 23/36 Indicating the weight by electrical means, e.g. using photoelectric cells
G01G 23/37 Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
G01G 23/38 Recording or coding devices specially adapted for weighing apparatus
G01G 23/40 Recording or coding devices specially adapted for weighing apparatus mechanically operated
G01G 23/42 Recording or coding devices specially adapted for weighing apparatus electrically operated
G01G 23/44 Coding devices therefor
G01G 23/46 Devices preventing recording until the weighing mechanism has come to rest
G01G 23/48 Temperature-compensating arrangements
G01G 23/365 Indicating the weight by electrical means, e.g. using photoelectric cells involving comparison with a reference value
G01G 23/375 Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting during the movement of a coded element