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 1 - Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
Patents for G05B 1 - Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values (1,188)
01/1988
01/26/1988US4721865 Analog signal level detector
10/1987
10/06/1987US4698523 Servo data demodulator
08/1987
08/26/1987CN86100863A Logical control circuit with equi-differential region regulation for multiple systems
05/1987
05/13/1987EP0221740A2 Servo data demodulators
02/1987
02/10/1987CA1217866A Phase analog encoding system with compensation
01/1987
01/07/1987EP0207295A1 Thermostat
11/1986
11/05/1986EP0199954A2 An analog duty cycle to BCD converter
08/1986
08/12/1986US4604983 Analog duty cycle to BCD converter
07/1986
07/08/1986CA1207446A1 Method and apparatus for detecting problems in sucker- rod well pumps
05/1986
05/27/1986US4591740 Multiple input port circuit having temperature zero voltage offset bias means
04/1986
04/16/1986EP0178209A1 Analogous signal level detector
12/1985
12/24/1985US4560983 Dynamically interactive responsive control device and system
12/03/1985US4556885 System for detecting position or speed
10/1985
10/29/1985US4550378 Method of numerical control and device therefor
10/15/1985US4546916 Apparatus for controlling ambient moisture
09/1985
09/24/1985US4543456 Switch device for vehicle-speed control
08/1985
08/07/1985EP0150379A2 Control device with expansible chamber actuator
04/1985
04/23/1985US4513207 Alternating comparator circuitry for improved discrete sampling resistance control
03/1985
03/19/1985US4506176 Comparator circuit
03/19/1985US4505600 Temperature sensor
10/1984
10/09/1984CA1175920A2 Device for discriminating between two values of a signal with dc offset compensation
10/02/1984CA1175524A1 Coin acceptor or rejector
09/1984
09/11/1984US4471281 Digital control device
06/1984
06/27/1984EP0111992A2 Dynamically interactive responsive control device and system
02/1984
02/21/1984CA1162654A1 Binary input processing in a digital computer
01/1984
01/10/1984CA1160324A1 Reference signal circuit
10/1983
10/11/1983CA1155216A1 Efficient multichannel automatic setup and remote control system
09/1983
09/20/1983US4405859 Nominal value pick up for drive controls
09/20/1983US4404942 Method of controlling the rotational speed of a rotary shaft
07/1983
07/19/1983US4394087 Mechanical arrangement for controlling electrophotographic apparatus
06/1983
06/14/1983CA1148238A1 Motor driving system
04/1983
04/05/1983US4379255 Controller with at least one switch actuatable within a predetermined range of motion, in combination with a set point selector
03/1983
03/15/1983CA1143070A1 Binary output processing in a digital computer using a time-sorted stack
02/1983
02/08/1983CA1141037A1 Binary input/output processing in a digital computer
02/01/1983US4371782 Optical pattern tracing system with remotely controlled kerf and forward offsets
12/1982
12/28/1982US4366541 Method and system for engine control
11/1982
11/11/1982WO1982003892A1 Circuit for the introduction of reference data in digital systems
10/1982
10/19/1982US4354587 Coin acceptor or rejector
07/1982
07/20/1982CA1128171A1 Electric home appliances
05/1982
05/05/1982EP0051017A2 Coin acceptor or rejector
02/1982
02/17/1982EP0046032A1 Method of numerical control
01/1982
01/12/1982US4310855 Efficient multichannel automatic setup and remote control system
09/1981
09/08/1981US4288853 Digital temperature control system
09/01/1981US4287461 Motor driving system
08/1981
08/11/1981US4283761 Binary input/output processing in a digital computer using assigned times for input and output data
08/04/1981CA1106511A1 Means for correlation of digital display of a setpoint and an actual controlled value
07/1981
07/14/1981US4279015 Binary output processing in a digital computer using a time-sorted stack
07/09/1981WO1981001889A1 An optical pattern tracing system
06/1981
06/30/1981US4276468 Electric home appliances
06/17/1981EP0030302A2 Servosystem for controlling acceleration and deceleration of a servo motor
03/1981
03/31/1981US4259719 Binary input processing in a computer using a stack
02/1981
02/18/1981EP0023900A1 Calculation of the geographical position of a moving body by means of the gyroscopic sight of its angular speed with respect to the earth rotation speed
01/1981
01/07/1981EP0021723A1 Digital Computer comprising input circuitry for a plurality of input lines
01/07/1981EP0021722A1 Binary input/output processing in a digital computer
01/07/1981EP0021721A1 Binary output processing in a digital computer
12/1980
12/30/1980CA1092706A1 Video signal reproducing apparatus with a track searching arrangement
11/1980
11/14/1980EP0015283A4 Resistance measuring circuit and controller using the same.
11/11/1980CA1089566A1 On-line verification system for identification card or the like
11/04/1980CA1089020A1 Digital electronic control and switching arrangement
10/1980
10/29/1980EP0017933A2 Method and system for engine control
10/21/1980US4229695 Rotational speed transducer having greater low speed discrimination
10/07/1980US4227072 Reference signal circuit
09/1980
09/17/1980EP0015283A1 Resistance measuring circuit and controller using the same
08/1980
08/21/1980WO1980001717A1 Calculation of the geographical position of a moving body by means of the gyroscopic sight of its angular speed with respect to the earth rotation speed
08/12/1980US4216675 Temperature detecting device
08/05/1980CA1083244A1 Electronic comparator for process control
07/1980
07/08/1980CA1081330A1 Analog comparator
06/1980
06/24/1980US4209837 Programmable controller
02/1980
02/26/1980US4190864 Remote iris control for television cameras
02/07/1980WO1980000201A1 Programmable controller
01/1980
01/01/1980US4181957 Means for correlation of digital display of a setpoint and an actual controlled value
12/1979
12/25/1979US4180761 Control device, particularly for controlling the emission current of an X-ray tube
12/11/1979US4178560 Phase comparator arrangement for controlling an electrical member
12/04/1979US4177394 Comparator circuit having multi-functions
07/1979
07/17/1979US4161700 Analog comparator
02/1979
02/13/1979US4139872 Video signal reproducing apparatus with a track searching arrangement
06/1978
06/27/1978US4097849 Electronic comparator for process control
05/1978
05/02/1978US4087793 Digital electronic control and switching arrangement
05/02/1978US4087684 Fiber optics proportional control system
07/1977
07/05/1977US4034276 Digital signal processor for servo velocity control
05/1977
05/24/1977US4024767 Set point adjust mechanism for process controllers
02/1977
02/08/1977US4007363 Electric control device using frequency-analog control
01/1977
01/04/1977US4001785 Apparatus for monitoring changes of multiple inputs
08/1976
08/31/1976US3978387 Analog signal comparator
04/1976
04/20/1976US3952293 Method and apparatus for displaying industrial process control parameters
03/1976
03/02/1976US3942166 Fault detection and signaling system
02/1976
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
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