Patents for G05B 11 - Automatic controllers (10,398)
08/1998
08/18/1998US5796608 Self controllable regulator device
08/18/1998US5796230 Method for triggering a final control element
08/04/1998US5790355 Electric appliance
07/1998
07/28/1998US5785020 Combustion state detecting apparatus for an internal-combustion engine
07/21/1998US5783923 Method and apparatus for multiple-input, multiple output feedback control of variable load systems
07/21/1998US5782103 Control arrangement for the superheat temperature of at least one evaporation of a refrigeration system
07/14/1998US5780986 Soft switching, PWM controller and method for reducing torque ripple in multiphase DC motor
07/08/1998EP0734547A4 Method and system for controlling a pressurized fluid and valve assembly for use therein
07/07/1998US5777881 Method of deciding control parameters of heat treatment instrument and apparatus thereof
07/07/1998US5777872 Method and system for controlling a multiple input/output process with minimum latency
07/07/1998US5775304 High-pressure fuel injection system
07/07/1998CA2044569C Stepper motor throttle controller
06/1998
06/30/1998CA2040760C Parts efficient memory based functional circuit having selectable transfer characteristics
06/24/1998CN1185841A Device in a process system for detecting events
06/23/1998US5770808 Product quality determining methods for die cast machines
06/18/1998WO1998026335A1 Automatic setting method for a proportional-integral-differential controller (pid) regulating a linear servo system
06/17/1998EP0847547A2 A control unit having a disturbance predictor, a system controlled by such a control unit, an electrical actuator controlled by such a control unit, and a throttle device provided with such an actuator
06/16/1998US5767649 Motor load switching system
06/11/1998WO1998025197A2 Stage effect control method and apparatus
06/10/1998EP0846359A1 Control system for controlling plural electrical devices
06/10/1998CN2283878Y Electronic control board for sterilized cupboard
06/10/1998CN2283877Y Signal undisturbed switching box
06/10/1998CN2283876Y Explosion-proof type temp pressure automatic controller
06/10/1998CN1184273A Driving control circuit, driving control method and electronic equipment
06/09/1998US5764017 Servo loop compensation technique exhibiting improved bandwith
06/04/1998WO1998024008A1 Control circuit with a digital controller regulating the input current of an electronic actuator by means of pulse width modulation
06/03/1998EP0845722A2 Method and apparatus for estimating and controlling non-linear disturbances in a feedback control system
06/03/1998EP0845118A2 Field based process control system with auto-tuning
06/03/1998CN2283271Y Air inflation bag device for air time-delay heat
05/1998
05/26/1998US5758047 Method of process controller optimization in a multivariable predictive controller
05/26/1998US5757356 Input data display device
05/20/1998EP0842459A1 A method of process controller optimization in a multivariable predictive controller
05/20/1998CN2282213Y Intelligent operator for electric actuator
05/19/1998US5754424 System and method for controlling processes
05/13/1998CN1181679A Audio volume control circuit using pulse width modulation signal
05/12/1998US5750961 Method for controlling the actual temperature of an intermittently operated heating means, particularly of an electric heating means
05/06/1998EP0840430A1 Extended-resolution pulse-width-modulation servomotor drive
05/06/1998EP0840186A1 Transient-free gain switching
05/05/1998US5748431 Solenoid driver circuit
04/1998
04/29/1998CN2280308Y Integrated digital displayed timing controller for imagery used for single point photographing slanting measuring instrument
04/28/1998US5745362 Digital PID control apparatus
04/28/1998US5744928 Digital locked loop
04/28/1998US5744926 Servo motor positioning control and position recording chip device
04/23/1998WO1998016879A1 Method of regulating a controlled variable
04/23/1998DE19642443A1 Verfahren zur Regelung einer Regelgröße Method for controlling a controlled variable
04/22/1998EP0837479A2 Driver circuit for electromagnet
04/22/1998EP0837381A2 Electrical heating
04/21/1998US5742503 Use of saturation relay feedback in PID controller tuning
04/21/1998US5742138 Control method for servo system with adjustable softness in rectangular coordinate system
04/16/1998DE19742661A1 Controller for intermittently driving an actuator for powder supply device
04/16/1998DE19642442A1 Heating system for motor vehicle
04/14/1998US5739658 Noise dithering system for transistor switched devices
04/07/1998US5737213 Controlling system for determining a system deviation
04/07/1998US5736825 Method and apparatus for linearizing pulse width modulation by modifying command voltges
04/07/1998US5736370 Automatic handling of cell transferring
04/01/1998EP0832449A1 A method of incorporating independent feedforward control in a multivariable predictive controller
04/01/1998EP0830645A3 Servosystem
04/01/1998CN1177757A Improved two-freedom required value filter
03/1998
03/26/1998WO1998012611A1 Method and apparatus for automated tuning of pid controllers
03/25/1998EP0830646A1 Conversion circuit for process control system
03/25/1998EP0830645A2 Servosystem
03/25/1998EP0830394A1 Method for controlling chemical synthesis processes
03/18/1998EP0829792A1 Water distributing installation controllers
03/18/1998EP0829038A1 Device in a process system for detecting events
03/18/1998EP0700536B1 Regulating device
03/03/1998US5723965 Velocity control method and apparatus for servo motors
02/1998
02/24/1998US5721475 Extended-resolution pulse-width modulation servomotor drive
02/19/1998WO1998007077A1 Regulated servo-drive
02/18/1998EP0593738B1 Programmed pwm inverter controller
02/05/1998WO1998005188A1 Wall mountable control system with virtually unlimited zone capacity
02/05/1998WO1998004963A1 Pid controller with protection of the integrator against saturation upon a rapid change of the reference variable
02/05/1998WO1997045777A3 A control system with disturbance predictor and throttle device with electrical actuator
02/05/1998WO1997007444A3 Field based process control system with auto-tuning
01/1998
01/29/1998WO1998003901A1 Current control apparatus
01/29/1998DE19629845A1 PID-Regler PID controller
01/22/1998DE19730780A1 Electronic control system e.g. of hydraulic fluidic flow power valves system used for machine tools
01/22/1998DE19730773A1 Electronic controller for earth mover
01/13/1998US5708341 Control apparatus and method with correction of trial manipulated pattern
01/07/1998EP0817377A2 Increased bandwidth for plants with resonant modes using nonlinear notch filters
01/07/1998CN2272143Y Remote operating controller of circular hoisting machine for blast furnace
01/07/1998CN1169550A Compound power system using associated rotating-speed and torque differential detecting device for ratio control
01/06/1998US5706264 Disc apparatus having servo circuits which compensate for fluctuations in power supply
01/06/1998US5706193 Control system, especially for a non-linear process varying in time
01/02/1998DE19725816A1 Automatic torque transmission system and/or automatic gear-box for motor vehicle drive-train
12/1997
12/31/1997WO1997038360A3 Servosystem with error signal formed by compensation current
12/29/1997EP0814473A2 Harddisk spindle motor controller with either PWM or linear current control output
12/17/1997CN2270984Y Electric servo manipulator
12/11/1997DE19622548A1 Regulator to control fluid flow valve
12/04/1997WO1997045777A2 A control system with disturbance predictor and throttle device with electrical actuator
12/03/1997EP0810497A1 Method of output correction for control apparatus, the control apparatus, and hydraulic pump control apparatus
11/1997
11/25/1997US5691896 Field based process control system with auto-tuning
11/25/1997US5691616 Fully-closed-loop servomotor control system
11/25/1997US5691615 Adaptive PI control method
11/25/1997US5691614 Servo system adjusting method and servo control system
11/20/1997WO1997043700A1 An interpretive bios machine and method of use thereof
11/20/1997DE19720433A1 Oscillation and noise damping apparatus for vehicle
11/20/1997DE19619271A1 Controller with adaptive parameter correction
11/19/1997CN1165570A Method of output correction for control apparatus, the control apparatus and hydraulic pump control apparatus
11/11/1997US5685270 Idle speed control system and method for diesel engine
11/06/1997DE19713055A1 Stability control system for automatic process, e.g. autonomous vehicle
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