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)
10/1978
10/10/1978CA1040023A1 Pneumatic function generator assembly
09/1978
09/26/1978CA1039384A1 Process controller using zero voltage switching control for a reversing motor
09/19/1978US4114635 Method of monitoring ratio of flowing mixture
09/05/1978US4112342 Solid state controller
09/05/1978US4112318 Condition control system utilizing digital logic
08/1978
08/29/1978US4110827 Load cycling with space temperature feedback
08/29/1978US4110825 Control method for optimizing the power demand of an industrial plant
08/22/1978US4109142 Process data tracking system
08/08/1978US4106097 Energy conservation control method
08/08/1978US4105938 Proportional pulse controller
08/01/1978US4103710 Time cycle controller for pneumatic valve
07/1978
07/04/1978US4098242 Automatic control system with gain switching
06/1978
06/20/1978US4096575 Delay time compensation incorporating two sensing devices
06/20/1978US4096562 Closed loop control systems and control devices for such systems
06/20/1978US4096426 Non-linear error signal attenuator for servo system
06/20/1978US4095741 Proportional electrical control system
06/13/1978US4094463 System having reset action
05/1978
05/23/1978US4090664 Tri-state electrical circuit
05/23/1978US4090467 Control point adjustment mechanism
05/16/1978US4090121 Control circuit
05/02/1978US4087793 Digital electronic control and switching arrangement
04/1978
04/18/1978US4085334 Electronic system for process instrumentation and control
03/1978
03/28/1978US4081733 Automatic control system with integrator offset
03/14/1978US4078721 Greenhouse control device
02/1978
02/14/1978US4074354 Process control system
02/07/1978US4072990 Servo positioning system for data storage apparatus
01/1978
01/31/1978US4071886 Self-adjusting regulation system
01/24/1978US4070609 Automatic control system
01/17/1978US4069413 Process measurement and control
01/03/1978US4066946 Servo systems
12/1977
12/20/1977US4063539 System to control timing of cyclically repetitive events, particularly automotive ignition
12/13/1977US4063181 Positive safety control device
11/1977
11/22/1977US4059751 Logic controlled integrator
11/22/1977US4059745 Override process control system
11/01/1977US4056708 Digital temperature controller
10/1977
10/18/1977US4054823 Control apparatus for manufacturing systems
10/04/1977US4052642 Apparatus for controlling controlled systems with dead time
10/04/1977US4052598 Control system with fast response
09/1977
09/27/1977US4051423 Servo system with feedback signal compensation
09/27/1977US4051416 Incremental digital control circuit
09/20/1977US4048965 Apparatus for determining the fuel injection quantity in mixture compressing internal combustion engines
09/06/1977US4047231 High stability digital head servo for video recorders
08/1977
08/30/1977US4044786 Load sensing steering system with dual power source
08/23/1977US4043419 Load sensing power steering system
08/16/1977US4042875 Temperature transducer arrangement which supplies threshold voltages with the aid of a single sensor
08/16/1977US4042809 System for controlling two variables
08/02/1977US4039917 On-off servocontroller generating a pulse-duration-modulated error-compensating signal
07/1977
07/26/1977US4037619 Three-point regulator with feedback
07/19/1977US4037146 Output selection control system
07/12/1977US4035783 Analog delay circuit
07/12/1977US4035707 Reversible mechanical remote-control device
06/1977
06/28/1977US4032755 Process control apparatus
06/14/1977US4030011 Multimode control systems
06/07/1977US4028604 Servo-motor control system
05/1977
05/17/1977US4024378 Electric heating system circuit for sequentially energizing a plurality of heating elements
05/03/1977US4020977 Continuous flow ratio monitor
04/1977
04/26/1977US4020485 Non-linear digital-to-analog converter for servo circuit
04/12/1977US4017056 Servo control system for electro-hydraulic inlet valves
03/1977
03/08/1977US4011490 Apparatus for immobilizing a working shaft at a predetermined angular position
02/1977
02/15/1977US4008386 Method and means for producing a control signal for process control including removable means for increasing gain as a time integral of error
02/08/1977US4007363 Electric control device using frequency-analog control
02/01/1977US4006393 Motor control system using a heated member to provide modulation
02/01/1977US4006346 Control method including feedforward signal
01/1977
01/18/1977US4003342 Automatic control system
12/1976
12/28/1976US4000449 Electrical shaft system
12/07/1976US3995478 Plural interrelated set point controller
11/1976
11/30/1976US3994311 Pneumatic amplifier
11/16/1976US3991636 Control apparatus for a machine for cutting a workpiece
10/1976
10/19/1976US3986814 Device for automatically controlling a gaseous or liquid fuel fired appliance
10/19/1976US3986526 Hybrid fluidic and fluid servo controller
10/05/1976US3984699 Sequence controller
10/05/1976US3984665 Process controller
09/1976
09/21/1976US3981318 Pneumatic output signal limiting device
09/14/1976US3980939 Process control system using a two wire remote control system
09/07/1976US3979655 Control system for controlling a dynamic compressor
09/07/1976US3979654 Process control system using a two wire remote control system
08/1976
08/17/1976US3975669 Electronic damper motor control
08/10/1976US3974432 Control system for repetitive processes
08/10/1976US3974427 Motor control apparatus for three position valve
08/10/1976US3974426 In-line energization and de-energization of an external load in series with an external source of electricity in response to externally sensed parameters
07/1976
07/27/1976US3971396 Pneumatic relay
07/20/1976US3970919 Regulating digital power supply
07/06/1976US3967577 Pneumatic control system
06/1976
06/15/1976US3963970 Control circuit for servo-motors
05/1976
05/18/1976US3956897 Digital transfer control system for dual mode turbine operation
04/1976
04/27/1976US3953741 Stepwise control for two-step control with switching stages
03/1976
03/23/1976US3946297 Insertion integrating controller
03/02/1976US3942088 Proportional-integral circuit having means for change-over between automatic mode and handling mode
02/1976
02/24/1976US3940600 Method and apparatus for on-line non-interactive blending using an uncoupling matrix
02/17/1976US3938550 Continuous flow ratio monitor
02/10/1976US3938017 Anti-reset windup proportional and integral controller
02/10/1976US3937922 Control system
02/03/1976US3936717 Force balance transmitter and parts therefor or the like
02/03/1976US3935875 Pneumatically operated force balance transmitter and method of making the same
01/1976
01/27/1976US3934613 Pneumatically operated pilot relay and system and diverting relay construction utilizing the same or the like
01/20/1976US3933545 Control of lace production
01/20/1976US3932962 Control apparatus for a machine for grinding the edges of a workpiece
01/13/1976US3932794 Revolution speed controller using both analog and digital control
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