Patents
Sitemap › G05 - Controlling; Regulating › G05B - Control or regulating systems in general; Functional elements of such systems; Monitoring or testing arrangements for such systems or elements › G05B 11 - Automatic controllers
Patents for G05B 11 - Automatic controllers (10,398)
11/1980
11/25/1980US4236084 Apparatus and method for in-line energization and de-energization of external loads in series with an external source of electricity in response to externally sensed parameters
11/04/1980US4232259 Servo-system
11/04/1980US4231385 Pneumatic controller
11/04/1980CA1089020A1 Digital electronic control and switching arrangement
10/1980
10/29/1980EP0017933A2 Method and system for engine control
10/28/1980US4230077 Vacuum operated servo
10/15/1980EP0016967A1 A device for driving a DC motor with feedback control
10/07/1980US4227072 Reference signal circuit
09/1980
09/09/1980US4221484 Selection of spectrophotometric operating parameters
09/09/1980CA1085339A1 Liquid flow sensing device
09/02/1980CA1085027A1 Override process control system
08/1980
08/26/1980US4219629 P-Oxybenzoyl copolyesters comprising thiodiphenol components and having improved flexibility and solubility in organic solvents
08/20/1980EP0014369A1 Pressure control system for pneumatic vehicle brakes, in particular of rail vehicles
08/12/1980CA1083690A1 Input control system
07/1980
07/29/1980US4215301 Digital servo positioning circuit
07/22/1980CA1082055A1 Pneumatic control device for a movable member
07/09/1980EP0013025A1 Long-term integrator for a low level voltage source
07/01/1980US4210853 Control device with an integrating position drive
07/01/1980US4210823 Condition control system with special set point means
07/01/1980CA1080830A1 Cascade controller system with rate regulation
06/1980
06/17/1980CA1079845A1 Data storage apparatus
06/17/1980CA1079835A1 Reference signal circuit for prime mover control system
06/10/1980US4207506 Servo system with reduction of transient error and settling time
06/10/1980CA1079155A1 Linear vacuum programmer
06/03/1980CA1078943A1 Closed loop electro-fluidic control system
05/1980
05/27/1980US4205376 Method and apparatus for initializing vehicle-mounted computers
05/27/1980CA1078453A1 Hgh stability digital head servo for video recorders
05/13/1980CA1077599A1 Torque converter clutch control for vehicles
04/1980
04/29/1980US4200936 Asynchronous bidirectional direct serial interface linking a programmable machine function controller and a numerical control
04/29/1980US4200827 Positioning system employing feedforward and feedback control
04/22/1980US4199690 Control system for actuators which can be separately energized and deenergized
04/08/1980US4197577 Control system
04/08/1980US4197576 Adaptive-predictive control system
04/08/1980CA1075349A1 Incremental digital control circuit
04/02/1980EP0009443A1 Digital comparator of the angular speed and motor control comprising such a device
04/02/1980EP0009305A1 Low leakage integrator and carburator control system comprising this integrator
04/01/1980US4196356 Expanded time constant condition control system
03/1980
03/25/1980CA1074422A1 Record storage apparatus employing enhanced transducer positioning servomechanisms
03/11/1980US4193020 Phase lock control system with trajectory correction
03/11/1980US4193006 Multi-stage controller
03/04/1980US4191981 Record storage apparatus employing enhanced transducer positioning servomechanisms
02/1980
02/26/1980US4190891 System having a fixed excitation and providing a variable ratio output
02/05/1980US4186700 Low leakage integrator for carburetor control
01/1980
01/29/1980US4186315 Expanded time constant condition control system using a unidirectional counter with multiple channels
01/22/1980US4185203 Closed loop rotational speed control system for twin-shaft type gas turbine electric generator
01/15/1980US4184109 Position servo loop for robot or automatic machine
01/01/1980US4181957 Means for correlation of digital display of a setpoint and an actual controlled value
12/1979
12/25/1979US4180026 Apparatus for controlling the operating current of electromagnetic devices
12/18/1979CA1068379A1 Electronic current sensor and controller for automatic power antenna
12/11/1979US4178560 Phase comparator arrangement for controlling an electrical member
12/11/1979US4178132 Method and device for controlling the number of pumps to be operated
12/11/1979US4177950 Control for a power plant coal mill pulverizer having feedforward damper positioning
11/1979
11/27/1979CA1067186A1 Monitoring and control system for manufacturing machines
11/20/1979US4175283 Batch option module
11/20/1979CA1066807A1 Variable speed analog signal incrementation circuit
11/20/1979CA1066802A1 Process data tracking system
11/14/1979EP0005311A1 Method and apparatus for regulating the power supplied to an electrical load
10/1979
10/30/1979US4172982 Time proportional control means with a variable time constant
10/23/1979US4171613 Device for controlling the rotational speed of turbo-jet engines
10/23/1979CA1065035A1 In-line energization and de-energization of an external load in series with an external source of electricity in response to externally sensed parameters
10/09/1979US4170274 Device for regulating the traveling speed of a motor vehicle
10/09/1979CA1064143A1 Servo system with feedback signal compensation
10/02/1979US4169353 Pneumatic control device
10/02/1979CA1063699A1 Automatic interior environment control
09/1979
09/11/1979CA1062123A1 Load sensing steering system with dual power source
08/1979
08/22/1979EP0003510A1 Ramp generator for producing a time control signal for operating an electric control device of an extruder
08/21/1979CA1060757A1 Load sensing power steering system
08/14/1979US4164661 Load sharing system
07/1979
07/31/1979US4163279 Derivative minor loop type controller
07/17/1979US4161678 Servo-system
07/17/1979US4161660 Apparatus for producing a time-proportioned control signal electronically
07/17/1979CA1058724A1 Sequence controller
06/1979
06/26/1979US4159445 Multiple purpose feedback control system
06/05/1979CA1055806A1 Engine and transmission control system
05/1979
05/08/1979US4153068 Pneumatic controller
05/08/1979CA1054238A1 Control system for alumina reduction cells
05/01/1979CA1053752A1 Apparatus for controlling controlled systems with dead time
04/1979
04/24/1979US4151587 Regulator system including a model
04/24/1979CA1053350A1 Process controller
04/03/1979US4147966 Means for digital control
03/1979
03/27/1979US4146828 Pulse-modulated servo amplifier
03/06/1979US4143415 Multiple control circuit with floating setpoint
03/06/1979US4143310 Apparatus for positioning
02/1979
02/27/1979US4141376 Digital servovalve drive
02/22/1979WO1979000072A1 Ratio preserving control system
02/20/1979US4141065 Electric controller system with bumpless transfer
02/13/1979US4139887 Dynamic compensation for multi-loop controls
01/1979
01/30/1979CA1047368A1 Hydraulic rock breaker circuit for an excavator
01/30/1979CA1047335A1 Pneumatic relay
01/23/1979CA1047141A1 Digital temperature controller
01/16/1979CA1046580A1 Condition responsive modulated current regulator
01/10/1979EP0000261A1 Positioning system employing feedforward and feedback control
01/02/1979US4132152 Closed loop electro-fluidic control system
01/02/1979CA1045683A1 Self-adjusting target tracking system
12/1978
12/19/1978US4130863 Optimizing control system
12/19/1978US4130126 Ink maintenance sensor
12/19/1978CA1044785A1 Automatic control system using error signal and integral and derivative thereof
11/1978
11/14/1978US4125039 Engine and transmission control system
10/1978
10/31/1978US4122811 Digital closed loop fuel control system
10/10/1978CA1040303A1 Synchronization of multiple disc drives
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