Patents for G05D 23 - Control of temperature (28,546)
09/1991
09/05/1991WO1991012888A1 Apparatus for automatically performing a biotechnological process at different desired temperatures
09/05/1991DE4006762A1 Water filled coupling cushion for contactless lithotripsy - has temp. sensor with tester switching off electrical heater if sensor is defective
09/05/1991DE4006494A1 Heating regulator programme data input and updating - updates basic temp. programme obtained from entered required temps.
09/05/1991DE4006492A1 Individual adjustment for central heating boilers
09/04/1991EP0444537A1 Thermostatic expansion valve with electronic controller
09/04/1991EP0444527A1 Temperature regulation method and device for the cab of a commercial vehicle with display of the cab temperature
09/04/1991EP0444308A2 Method of putting in and changing programme data of a heating controller
09/04/1991EP0444296A1 Method for the individual adjustment of a controller's characteristics
09/04/1991EP0444269A2 Method for regulating the load of a pump
09/04/1991CN2084210U Automatic alarm for testing temp. of infant
09/04/1991CN1054311A Detector of fourier transform infrared spectrometer
09/04/1991CN1013802B Transportable refrigerating container
09/03/1991US5045658 Magnetron with temperature probe isolation
09/03/1991US5044768 Thermal environment sensor with means to estimate the wind velocity
09/03/1991US5044551 Thermo bulb for use with the thermostatic expansion valve
09/03/1991US5044263 Electrically heated toaster
09/03/1991US5044211 Method for determining the effects of oxygen plasma on a specimen
09/03/1991US5044170 Refrigeration system and a thermostatic expansion valve best suited for the same
09/03/1991CA2037399A1 Thermostatic expansion valve with electronic controller
08/1991
08/29/1991DE4006187A1 Temp. regulation in driver cab of utility vehicle - involves electronic calculation and continuous display of ambient-related optimum interior temp. derived from predetermined characteristic
08/29/1991DE4006186A1 Electrically-operated pump regulation system - corrects rotation rate of electric pump motor dependent on measured flow velocity
08/28/1991EP0443889A1 Temperature regulation device for heavy component
08/28/1991EP0443416A1 Energy conservation and anti-scald/burn single handle valve construction
08/28/1991EP0443284A2 Detector of a Fourier transform infrared spectrometer
08/27/1991US5043926 Data drive type air conditioner control apparatus
08/27/1991US5043860 Cooking appliance interface
08/27/1991US5043560 Temperature control of a heated probe
08/27/1991US5042431 Multiple boiler control system and method of operation
08/27/1991US5042265 Controlling HVAC test functions
08/27/1991US5042264 Method for detecting and correcting reversing valve failures in heat pump systems having a variable speed compressor
08/27/1991US5042179 Steam iron having plural heating elements and a control circuit regulating timed heating element power
08/27/1991CA1288147C Fault tolerant control for a refrigerator
08/27/1991CA1288146C Temperature control system using a single ramp rate curve for control of a multiplant environmental unit
08/27/1991CA1288145C Temperature control system for control of a multiplant environment unit
08/22/1991WO1991012599A1 Control unit
08/22/1991WO1991012572A1 Remote controlled interface adapter for temperature control comprising safeguarding circuit
08/22/1991WO1991012149A1 Ventilator fan
08/22/1991DE4004481A1 Kitchen stove - has controls located on separate unit at back corner of stove to prevent access by children
08/21/1991EP0442382A2 Controlling heat treating furnaces
08/21/1991EP0441943A1 Safety thermostat.
08/21/1991EP0441848A1 Water/steam mixer
08/21/1991CA2034974A1 Energy conservation and anti-scald/burn single handle valve construction
08/20/1991US5040725 Adaptive controller for forced hot water heating systems
08/20/1991US5040724 Electronic control system for an oven
08/20/1991US5040379 Temperature controller of liquid cooling system
08/20/1991US5040377 Cooling system with improved fan control and method
08/20/1991CA1287907C Airconditioning control system for an automotive vehicle
08/14/1991EP0441710A1 Device for controlling and maintaining temperature
08/14/1991EP0441364A1 Method for controlling heating output of cooking pan and apparatus employed therefor
08/14/1991DE4004105A1 Automatic cooking pot with bimetallic switch for timer - has switch started exactly on attainment of desired operating temp. by starter incorporating hold-in circuit
08/13/1991US5039838 Cordless iron having a heater whose temperature is controlled by using pulse signal
08/13/1991US5039010 Relay-controlled anticipation in a two switch thermostat
08/13/1991US5039009 Thermostat interface for a refrigeration system controller
08/13/1991US5039008 Air conditioner
08/13/1991US5038851 Electronic programmable thermostat for a heating and cooling system with an oscillation control mechanism
08/13/1991US5038724 Debris resistant valve assembly
08/13/1991US5038676 Electric deep fat frying system
08/13/1991CA1287518C Steam injection process
08/08/1991WO1991011310A1 Vulcanization method and apparatus for elastomer articles
08/08/1991DE4003442A1 Electric waffle iron or grill plate - has hinged construction and signal controls in thermally isolated housing in bottom section
08/08/1991DE4003091A1 Supplementary heater remote switching for motor vehicle - is effected by external call to radiotelephone transceiver equipped with acoustic or optical coupler and decoder
08/07/1991EP0439945A2 An improved temperature control circuit
08/06/1991US5036676 Method of compressor current control for variable speed heat pumps
08/01/1991DE4002292A1 Regulating heating of storage heater - starting before lower night level stops at time necessary to attain desired room temp. and hot tap water
07/1991
07/31/1991EP0438957A2 Dry interface thermal chuck system for semiconductor wafer testing
07/31/1991EP0438625A2 Expansion valve
07/31/1991EP0438424A1 Fixture apparatus with combined shut-off valve and check valve for a hot water heater of the pressure type.
07/31/1991CN2081993U Automatic temp controller for air conditioner
07/31/1991CN2081992U Electric oven
07/31/1991CN1053518A Temp.-difference control type automatic drying device of electric machine
07/30/1991US5036181 Method and apparatus for supplying and controlling power to a resistance furnace
07/30/1991US5035119 Apparatus for monitoring solenoid expansion valve flow rates
07/30/1991CA2032920A1 Temperature control circuit
07/30/1991CA1287146C Line voltage setback thermostat
07/30/1991CA1286908C Air volume regulator valve
07/25/1991DE4001801A1 Control for heating or cooling valve - has unit to determine position of open and closed positions to avoid jamming
07/25/1991CA2008599A1 Room control system
07/24/1991EP0438263A1 Closed circuit cooling system
07/24/1991CN2081530U P-n junction sensor for measuring and controlling temp.
07/24/1991CN1053289A Process and apparatus for burning blanks in continuous passage
07/24/1991CN1013318B Gas producer temp.-measuring and microcomputer control system
07/23/1991USRE33644 Ferromagnetic element with temperature regulation
07/23/1991US5033865 Thermo-actuator
07/23/1991US5033671 Hot-water and cold-water mixing device
07/23/1991CA1286749C Cooking computer communication system
07/18/1991CA2033564A1 Closed circuit cooling system
07/17/1991EP0437326A2 Temperature control systems and method of operation thereof
07/17/1991EP0437149A1 Procedure for supplying electrical power to a resistance, the electrical circuit to produce this effect and the uses of this circuit
07/17/1991EP0436728A1 Tap for hot-cold mixed water and structure for fixation thereof
07/17/1991CN2081106U Household temp controller with low energy consumption
07/17/1991CN2081105U Temp controller for heating fluid
07/17/1991CN2080847U Medical infusion thermostat
07/16/1991US5032992 Electronic temperature control system
07/16/1991US5032874 Image forming apparatus having a system for preventing overheating of the heat rollers
07/16/1991US5032705 Electrically heated garment
07/16/1991US5031830 Apparatus for computing recognized value of amount of solar radiation in automobile air-conditioning system
07/16/1991US5031413 Low-temperature foods preserving case and its temperature control method
07/16/1991CA1286201C Hot water supply system
07/16/1991CA1286200C Mixing valve
07/12/1991CA2033818A1 Process for supplying power to a resistor, circuity therefor and uses thereof