Patents
Patents for G01G 7 - Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in groups (996)
09/1994
09/20/1994US5349138 Food weight sensing device for microwave oven
09/13/1994US5347092 Compensation scale for measuring the weight or mass of an object
09/07/1994CN1025888C Apparatus measuring weight automatically during advance
08/1994
08/23/1994US5340951 Device for reducing the force in a force-measuring apparatus, in particular in a scale
08/18/1994WO1994018529A1 Weigh scale
08/16/1994US5338902 Electronic balance
05/1994
05/25/1994EP0598658A1 Method and device for determining the weight of food contained in a microwave oven
05/24/1994US5315073 Load measuring apparatus, in particular weighing scale
05/04/1994CN2164029Y New-type electronic weighing apparatus
04/1994
04/13/1994EP0511217B1 Compensation balance
02/1994
02/24/1994DE4227922A1 Capacitive mass flow measurement system esp. for harvester - forms measurement capacitor by electrodes located on conveyor chute walls downstream of corn-elevator, with protection electrode adjacent one electrode
12/1993
12/16/1993DE4239517C1 Electronic weighing device with precision adjustment - has narrow neck section for separating angularly adjustable region on which transfer lever is fastened from rest of system carrier.
12/14/1993US5270497 Electronic balance with PID circuit
11/1993
11/24/1993CN2147516Y High prcision electronic balance
11/23/1993CA1324497C Compact force transducer with mechanical motion amplification
10/1993
10/22/1993CA2094477A1 Food weight sensing device for microwave oven
10/06/1993EP0564158A2 Corrected electronic balances and thermal analyzers
10/06/1993CN1077021A Portable hanging scale
09/1993
09/29/1993EP0397854B1 Shielding means for use with electromagnetic balance
09/23/1993DE4208988A1 Method for determining the quality of solder pastes - measures the force exerted on a probe dipped into a paste sample subjected to heating
09/07/1993US5243146 Electromagnetic-type load weighing apparatus
08/1993
08/18/1993EP0555876A1 Force measuring device, in particular a scale, with electromagnetic pointer
08/11/1993EP0554952A1 Extensometer
04/1993
04/07/1993CN2129409Y Magnetic elastic sensor
03/1993
03/18/1993WO1993005370A1 Weighing cell for an electronic balance
03/16/1993US5194819 Linearized capacitance sensor system
03/09/1993US5191949 Weighing apparatus with an adjustable ratio of stresses in the load bearing members
03/09/1993US5191948 Weighing apparatus with resiliently suspended pan support arm
03/04/1993DE4128557A1 Waegezelle fuer eine elektronische waage Load cell for an electronic scale
03/03/1993EP0438413B1 Humidity control system for a scale
02/1993
02/09/1993US5184690 Electronic balance
02/04/1993DE4125210A1 Flat weighing scale for kitchen and laboratory - has sensors uniformly peripherally mounted between weighing plate and base, and connected to processor with display
02/03/1993EP0399013B1 Shielding method for use with electromagnetic balance
02/02/1993US5183124 Compact self-adjusting weighing system having stable measurement resolution
01/1993
01/27/1993CN1068424A Weighing apparatus and method
01/07/1993EP0521366A2 Weighing apparatus and method
01/03/1993CA2062351A1 Weighing apparatus and method
12/1992
12/29/1992US5174401 Weighting scale having improved yoke mounting means
12/16/1992EP0518202A1 Device for reducing the force in a force measuring device, particularly in a weighing apparatus
12/01/1992US5167290 Springs for use in a compact self-adjusting weighing system
10/1992
10/14/1992CN2118978U Electronic control automatic record scale
10/14/1992CN1065332A 电子天平 Electronic balance
09/1992
09/30/1992EP0506444A2 Electronic balance
09/29/1992US5150759 Capacitor-sensor
09/29/1992CA1307940C Transmitter with an improved span adjustment
09/09/1992CN2115527U Row radiation detector
09/02/1992EP0501099A1 Mass flow measuring device with a measuring capacitor
07/1992
07/07/1992CA1304760C Digital load shift compensation
07/02/1992DE4042254A1 Electromechanical compensation balance with mass-spring-damper system - derives compensation signal from weighing pan deflection with and without article to be weighed
06/1992
06/17/1992EP0490314A2 Adjustable load arrestor for weighing apparatus
06/10/1992CN2107012U Electronic balance sensor
06/09/1992CA1303072C Automatic weight detecting device
06/03/1992CN2106360U Variable electrode spacing type capacitance weighing transducer for electronic scales
05/1992
05/26/1992US5115877 Electronic balance
05/20/1992CN1061282A Load cell
05/14/1992WO1992008110A1 Improved capacitor-sensor
04/1992
04/28/1992CA1299591C Humidity control system for a scale
04/15/1992EP0436670B1 Capacitative weighing apparatus
04/14/1992US5103682 Ultra-sensitive force detector employing servo-stabilized tunneling junction
04/08/1992CN1016213B Transmitter with improved span adjustment
03/1992
03/03/1992US5092416 Weighing apparatus with adjustable crossbar support
02/1992
02/20/1992WO1992002790A1 Multiple sensor capacitive measurement system
02/12/1992CN2096050U Pocket electronic scale
01/1992
01/07/1992US5078220 Multiple sensor capacitive measurement system
12/1991
12/04/1991CN1015022B Temp.-compensating arrangement of electron balance
11/1991
11/21/1991EP0456989A2 Process for recognition of functional error of an electromagnetic force-compensating balance
11/21/1991EP0259494B1 Weight-detecting device
11/20/1991CN2089165U Electronic balance
11/20/1991CN1014826B Digital load shift compensation and method thereof
11/06/1991CN1055993A Anti-deformation electromagnetic force electronic balance and method for making same
10/1991
10/30/1991CN2087779U Pocket electronic steelyard
09/1991
09/25/1991CN1054829A Electronic balance
09/24/1991CA1289576C Weight detecting apparatus with electrodes detecting changes in electrostatic capacity
09/18/1991EP0446474A2 Electronic balance
09/17/1991US5048624 Adjustable load arrestor for weighing apparatus
09/11/1991CN2084611U Full automatic digital electromagnetic scale
09/04/1991EP0444928A2 Electronic balance with PID control
08/1991
08/28/1991CN1013709B Electronic balances
07/1991
07/25/1991WO1991010884A1 Compensation balance
07/25/1991DE4001614A1 Kompensationswaage Compensation balance
07/17/1991EP0436670A1 Capacitative weighing apparatus.
05/1991
05/22/1991CN2077541U Infrared remote-measured electronic hook scales
04/1991
04/24/1991CN2075778U Pedal music score turn over device
04/18/1991DE3933785A1 Load indicator, esp. for domestic washing machines
04/10/1991CN1050609A Electronic balance
03/1991
03/13/1991CN1012011B Electron balance
03/05/1991US4997051 Compact balance
02/1991
02/12/1991US4991973 Electronic balance with scale on top
02/06/1991EP0411920A2 Electronic balance
01/1991
01/08/1991US4984128 Capacitative weight sensor
01/02/1991CN1011069B Electron balance
01/02/1991CN1011068B Electric balance
12/1990
12/18/1990US4977969 Weighing apparatus with calibration weight means
10/1990
10/31/1990CN2064884U Ergometric/poidometric sensor for micro-loading
10/31/1990CN1046599A Automatic verification of variable capacitance weighing apparatus
10/24/1990EP0393323A1 Mass transducer with electromagnetic compensation
10/17/1990EP0392118A2 Capacitance weighing apparatus with function failure recognition
10/10/1990EP0390963A2 Load sensor for a motor vehicle
10/10/1990CA2001804A1 Automatic verification of variable capacitance weighing apparatus
10/02/1990US4960177 Silicon membrane micro-scale
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