Patents for G05D 17 - Control of torque; Control of mechanical power (1,130) |
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01/22/1991 | US4987358 Electronic torque switch |
12/18/1990 | US4977782 Device for measuring the torque of a valve moved by an actuator |
10/31/1990 | CN1046472A Chlorine-resistant semipermeable membranes |
10/04/1990 | WO1990008994A3 System to control a motor for the assembly or dis-assembly of two members |
10/02/1990 | US4961035 Rotational angle control of screw tightening |
09/25/1990 | US4959598 Method and apparatus for controlling torque of a door opening and closing motor for an automatic door |
09/20/1990 | WO1990010494A1 Chlorine-resistant semipermeable membranes |
08/21/1990 | CA1273056A1 Turbine helper drive apparatus |
08/16/1990 | EP0382275A1 Method and apparatus for making frozen confection material |
08/09/1990 | WO1990008994A2 System to control a motor for the assembly or dis-assembly of two members |
08/07/1990 | US4946001 Apparatus and method of controlling electric power steering apparatus |
07/31/1990 | US4945481 System for integrally controlling automatic transmission and engine |
07/17/1990 | US4941554 Hydraulic torque resistance device |
06/27/1990 | EP0230470B1 System for switching and controlling unit amount of torque limit value of servo motor for injection molding machine |
06/14/1990 | WO1990006441A1 Method and apparatus for controlling the torque of an engine |
05/22/1990 | US4928227 Method for controlling a motor vehicle powertrain |
05/08/1990 | US4922869 Torque controlling apparatus for internal combustion engine |
05/01/1990 | US4921009 Torque control system |
04/17/1990 | US4918361 Torque transmitting apparatus |
04/10/1990 | US4916375 Servomotor control apparatus |
03/20/1990 | US4908926 Method of and apparatus for controlling nut runner |
03/14/1990 | EP0358167A2 Torque control system for engine performance test machine for internal combustion engines |
01/16/1990 | US4894767 Method for yield tightening of screws |
12/27/1989 | EP0347764A2 Device for measuring the torque of an armature movable by an actuator |
12/26/1989 | US4890046 Numerical control apparatus |
10/25/1989 | EP0338485A2 Torque controlling apparatus for internal combustion engine |
09/27/1989 | EP0334153A1 Electric actuator |
09/12/1989 | US4864903 Apparatus and method of determining torque, presenting digital torque readout and automatic cycling and termination of wrench operation |
08/23/1989 | CN2043385U Intelligence executing device |
07/27/1989 | WO1989006610A1 Drive slippage control system |
07/27/1989 | DE3801323A1 Antriebsschlupfregelsystem Traction control system |
07/06/1989 | DE3743152A1 Method for controlling the torque of an internal combustion engine |
06/14/1989 | EP0319925A2 System for controlling automotive automatic transmission |
05/16/1989 | US4830885 Chlorine-resistant semipermeable membranes |
04/25/1989 | US4825372 System for integrally controlling automatic transmission and engine |
03/30/1989 | DE3738679A1 Einrichtung und verfahren zur bestimmung und anzeige des drehmomentes an druckmittelbetriebenen schraubwinden sowie zur automatischen betaetigung und beendigung der betaetigung solcher schraubwinden Appliances and Method for the determination and display of torque at fluid-operated screw jacks as well as for automatic actuation and termination of the operation of these screw jacks |
03/08/1989 | CN1031593A Electric actuator for control valve |
03/07/1989 | US4811224 Blocking circuit for transmission shifting responsive engine torque reducer |
03/01/1989 | EP0304526A2 Electric actuator for a control valve |
02/14/1989 | US4804505 Method of operating a screw extruder and screw extruders for carrying out said methods |
02/08/1989 | EP0302493A2 Torque control apparatus for rotating motor machine |
01/05/1989 | DE3721065A1 Equipment for operating a positioning drive |
12/27/1988 | US4794309 Electric actuator for a control valve |
12/20/1988 | US4791838 Apparatus and method for determining torque, presenting digital torque readout and automatic cycling and termination of wrench operation in a torque wrench system |
12/08/1988 | DE3718312A1 Device equipped with multiple pistons and with flywheels and intended for the maintenance of a constant torque |
11/30/1988 | EP0292575A1 Servo motor controller |
11/30/1988 | EP0292574A1 Numerical controller |
11/29/1988 | US4787136 Control and monitoring arrangement for tools |
07/26/1988 | US4759705 Switching control system for unit torque limit value of servo motor for injection molding machine |
07/19/1988 | US4758967 Computer simulated inertia for motor vehicle powertrain testing |
07/05/1988 | US4754612 Method for optimizing the mechanical output of a fluid pressure free piston engine |
06/16/1988 | WO1988004446A1 Servo motor controller |
06/16/1988 | WO1988004445A1 Numerical controller |
05/11/1988 | EP0266478A2 Command and control device for a tool |
05/10/1988 | US4744032 Transmission ratio control apparatus of toroidal type infinitely variable transmission |
04/05/1988 | US4736143 Torque control apparatus for rotary machine |
02/10/1988 | CN86206665U 转矩传感节能装置 Torque sensing energy-saving devices |
01/26/1988 | US4721861 Turbine helper drive apparatus |
01/05/1988 | CA1230988A1 Electric actuators |
10/20/1987 | US4701853 Control device in continuously variable transmission system for vehicle |
10/15/1987 | DE3712085A1 Electronically open-loop and/or closed-loop controlled massaging device |
09/02/1987 | EP0235009A1 Method and machine for controlling the blocked or screwed state of a rotative coiled member |
08/05/1987 | EP0230470A1 System for switching and controlling unit amount of torque limit value of servo motor for injection molding machine |
07/01/1987 | EP0227014A1 Turbine helper drive apparatus |
06/24/1987 | CN86204691U Miniature force moment controlling instrument for power tools |
04/28/1987 | US4660697 Slip clutch device control method |
04/22/1987 | EP0219290A2 Torque control apparatus for rotary machine |
03/11/1987 | CN85204420U Adjusting organ for eccentric force moment and displaying device thereof |
03/10/1987 | US4649329 Electric actuators |
01/02/1987 | DE3521937A1 Method for controlling a mechanical stress in a nut driver |
11/06/1986 | WO1986006319A1 System for switching and controlling unit amount of torque limit value of servo motor for injection molding machine |
11/04/1986 | US4620450 Method of evaluating tightening condition of screw |
10/08/1986 | EP0196377A1 Belt type torque control system |
09/23/1986 | US4613800 Servo system for measuring and controlling the amount of torque being applied to rotating tools and method |
09/17/1986 | EP0194992A2 Device for varying the angular relationship of two coupled elements depending on rotational speed |
09/16/1986 | CA1211534A1 Helicopter seat isolation system |
08/12/1986 | US4606005 Driveline control system |
08/05/1986 | US4604036 Torque control apparatus for enclosed compressors |
07/16/1986 | EP0187353A2 Power-driven screwing device with torque limitation |
05/13/1986 | US4589071 Method and apparatus for controlling reduction ratio of continuously variable transmission with acceleration compensation |
02/12/1986 | EP0171058A2 Method of evaluating tightening condition of screw |
12/18/1985 | EP0164846A2 Electric motor driven actuator with variably adjustable torque limiting device |
12/04/1985 | EP0163408A2 Electric motor driven actuator with spring biased variably adjustable force limiting device |
07/30/1985 | US4532597 Digital inertia compensation generator and reel motor drive system embodying the same |
06/26/1985 | EP0145841A2 Torque control apparatus for enclosed compressors |
05/21/1985 | US4519039 Digital coil diameter function generator and reel motor drive system embodying the same |
04/02/1985 | CA1184832A1 Input torque control for a variable displacement hydraulic transmission |
07/31/1984 | US4462210 Input torque control for a variable displacement hydraulic transmission |
05/29/1984 | US4450727 Digital retorque measuring apparatus |
10/26/1983 | EP0092227A1 Method for controlling reduction ratio of continuously variable transmission with acceleration compensation |
01/25/1983 | US4370100 Regulating devices for hydrostatic drive units |
12/21/1982 | CA1138073A2 Tension control of fasteners |
12/14/1982 | CA1137595A2 Tension control of fasteners |
08/24/1982 | CA1130422A1 Tension control of fasteners |
09/22/1981 | CA1109547A1 Mixer control system |
08/25/1981 | US4286324 Prime mover fuel efficiency control system |
07/28/1981 | CA1106040A1 Torquing tool control circuit |
06/16/1981 | US4273517 Control device for an axial piston machine |
04/07/1981 | US4259869 Method and apparatus for inspection and fail-safe control of threaded joint tightening processes |
03/17/1981 | CA1097772A1 Method and apparatus for fastener tensioning |