Patents
Patents for G01L 3 - Measuring torque, work, mechanical power, or mechanical efficiency, in general (8,585)
11/1983
11/30/1983EP0095378A1 Gas turbine engine power availability measurement
11/22/1983US4416161 Method and apparatus for measuring torque
11/22/1983US4416160 Apparatus for detecting torque in electric dynamometer
11/15/1983US4414856 Method and apparatus for measuring static and dynamic torques in a contact free manner
11/15/1983US4414855 Torque sensor
11/02/1983EP0092736A1 Transmitter for torque and/or angle measurement, particularly on power driven screwing tools
11/01/1983US4412455 Method and apparatus for measuring the torque or power of a boat motor in place
10/1983
10/25/1983US4412198 Rotary transformer
10/05/1983EP0090501A2 System for measuring torque and/or speed of rotating shaft
09/1983
09/27/1983US4406168 System for measuring torque and/or speed of rotating shaft
08/1983
08/31/1983EP0087002A2 Contactless static and dynamic torque-measuring arrangement
05/1983
05/24/1983US4384493 Torque measuring device
03/1983
03/01/1983US4375123 Method and apparatus for tightening threaded fastener assemblies
02/1983
02/01/1983US4370883 Method of measuring the power output of an automative vehicle engine on a roller testing bench
01/1983
01/20/1983WO1983000224A1 Electric dynamometer
12/1982
12/29/1982EP0067974A2 Torque sensor
12/21/1982US4364278 Assembly for monitoring torsional loading of a drive shaft
12/21/1982US4364277 Sensitive heavy duty dynamic torque measurement coupling unit and meter
11/1982
11/02/1982US4356732 Torque and torsion angle measuring apparatus
10/1982
10/06/1982EP0061821A1 Apparatus for remote sensing of torque
10/05/1982US4352295 Instantaneous torque determining apparatus
09/1982
09/28/1982CA1132362A2 Tightening apparatus
09/21/1982CA1132224A1 Method and apparatus for counting turns when making threaded joints
09/14/1982US4348908 Power measuring arrangement for vibratory welder
09/07/1982US4347748 Torque transducer
08/1982
08/24/1982US4345481 Digital torque meter system
07/1982
07/06/1982CA1127128A1 Dynamometer for monitoring sucker rod strings
06/1982
06/22/1982US4335619 Motor load test apparatus
06/15/1982US4334425 Ship efficiency analyzer
06/09/1982EP0053357A1 Device for measuring torque
04/1982
04/13/1982US4325128 Circuit for measuring the horsepower per cylinder for an engine
04/13/1982US4324134 Motor test stand
04/13/1982US4324133 Torque measuring device
04/06/1982CA1121174A1 Torque transducer
03/1982
03/30/1982US4321836 Ton-mile recorder
03/03/1982EP0046517A1 Method for the contactless measurement of static and dynamic torques
02/1982
02/09/1982US4315329 Load measuring device for the gear train of a timepiece
02/02/1982US4313341 Torque detecting system for internal combustion engine
02/02/1982CA1117596A1 Stress measuring apparatus
01/1982
01/26/1982US4312241 Load cell
12/1981
12/22/1981US4306462 System for measuring torque and speed of rotating shaft
11/1981
11/26/1981WO1981003380A1 Improved torque measuring device
11/10/1981CA1112074A1 Thrust-torque transducer
10/1981
10/13/1981US4294110 Torque measuring system for an air tool
09/1981
09/08/1981CA1108434A1 Brake testing apparatus
09/01/1981CA1107986A1 Sucker rod pump dynamometer
08/1981
08/25/1981US4286324 Prime mover fuel efficiency control system
08/25/1981US4285213 Coupling for a test stand
08/11/1981US4282756 Apparatus for estimating the strain on an inaccessible portion of a rotating shaft
08/04/1981US4281537 Strain meter
07/1981
07/28/1981US4281288 Apparatus for the measurement of the mechanical output of induction motors
07/21/1981US4279163 Stress measuring apparatus
07/14/1981US4277972 Engine dynamometer
06/1981
06/30/1981US4275588 Heavy duty dynamic high-torque-measurement coupling unit
04/1981
04/22/1981EP0027411A1 Process for measuring the power of a motor vehicle engine on a roller-type stand, and measuring stand for carrying out this process
03/1981
03/24/1981US4257261 Method and apparatus for controlling load of dynamometer
02/1981
02/10/1981US4249416 Apparatus for measuring engine torque
01/1981
01/27/1981US4246779 Method of determining motorcycle power output
01/27/1981CA1094346A1 Torque meter means
12/1980
12/09/1980CA1091060A1 Dynamometer employing multiple disc brake assemblies
11/1980
11/26/1980EP0019137A1 Method for determining the driving losses in a couple-calculator and couple-calculator for test banks
10/1980
10/28/1980CA1088345A1 Load measurement device
10/28/1980CA1088344A1 Digital torque meter
10/21/1980US4228679 Apparatus for measuring parameters of work diagram of piston machines
10/21/1980CA1087873A1 Motor vehicle performance test system
08/1980
08/19/1980US4217775 Load testing apparatus
08/05/1980US4215569 Unitary valve for water brake dynamometer
08/05/1980CA1083274A1 Device for controlling the load of a lifting machine
07/1980
07/22/1980US4213333 High torque multiplier and readout apparatus
07/22/1980US4213332 Rotor-stator configuration for water brake dynamometer
07/01/1980US4210017 Method and apparatus for generating an actual torque signal during the make-up of threaded joints
06/1980
06/24/1980US4208904 Method of measuring long shaft torque
06/24/1980US4208775 Method and apparatus for making threaded joints
06/24/1980CA1080001A2 Engine monitoring apparatus
06/17/1980US4208665 Dynamometer for monitoring sucker rod strings
05/1980
05/27/1980CA1078213A1 System for measurement torque and speed of rotating shaft
05/13/1980US4202206 Device for measuring power output of an internal-combustion engine
04/1980
04/29/1980US4199979 Test stand
04/22/1980US4198863 Electromagnetic torsional stiffness element
04/15/1980CA1075490A1 Fuel injected engine monitoring apparatus
04/08/1980US4196617 Method and apparatus for transmitting power from a motorcycle
04/08/1980CA1075032A1 Method for the calibration or checking of dynamometers and apparatus embodying same
04/01/1980US4196337 Method of fabricating a torque sensor
04/01/1980US4195494 Dynamometer and coupling for a test stand
03/1980
03/25/1980US4194574 Draft power sensor and method for improving performance in earthmoving equipment
03/25/1980US4194393 Well driving and monitoring system
03/11/1980US4192178 Apparatus for determining stagnation pressure, static pressure, pitch angle, and yaw angle of elastic fluid
02/1980
02/19/1980US4188821 Load measurement device
02/05/1980US4186597 Torque meter means with reverse rotation detection
02/05/1980US4186596 Torque measuring arrangement
01/1980
01/29/1980US4185495 Brake testing apparatus
01/15/1980US4183242 Digital torque meter with reverse rotation and vibration data correction
01/09/1980EP0006280A1 Dynamometer test rig
01/08/1980US4182168 Thrust-torque transducer
01/08/1980US4182166 Dynamometer test stand
12/1979
12/25/1979US4179923 Cradle mounted dynamometer
12/25/1979US4179921 Combustion process efficiency indicator
12/04/1979US4176548 Hydrostatic torque measuring device for rotating shafts
12/04/1979US4176547 Torque correlation ring
11/1979
11/06/1979US4173265 Device for measuring the torque in a shaft
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