Patents for G05D 23 - Control of temperature (28,546)
11/1992
11/17/1992US5163755 Temperature regulator
11/17/1992US5163613 Thermostat bypass
11/12/1992DE4124187C1 Temp. regulating circuitry for electrical heating element - uses current measuring resistor and reference voltage forming divider consisting of ohmic resistors in series with element
11/12/1992DE4114700A1 Verfahren zum regeln der temperatur eines mediums mittels eines temperaturregelkreises und temperaturregeleinrichtung zur durchfuehrung des verfahrens A method for regulating the temperature of a medium by means of a temperature control loop and temperature regulating device for implementing the method
11/11/1992EP0512009A1 Temperature-sensing control system and method for integrated circuits
11/10/1992US5162774 Remotely setting thermostatic switch assembly and refrigeration system employing same
11/10/1992US5162038 Infant warmer open bed
11/10/1992US5161739 Multi-type air heating apparatus utilizing phase variation of heating medium
11/10/1992US5161738 For use with a pressure vessel containing gas
11/10/1992US5161737 Temperature control flow valve
11/10/1992US5161608 Air conditioning system for a building
11/10/1992US5161606 For effecting proper electrical connections
11/10/1992US5161578 Warm-up/changeover valve or proximity switch
11/10/1992US5161387 Method and apparatus for configuring and controlling a load
11/10/1992CA1310052C Circuit for controlling power dissipated by an electrical resistance
11/05/1992DE4114041A1 Lubricating oil temp. controller e.g. for turbine, compression - has choke with nozzle in cover of container contg. moving, hermetically sealed cylinder acting on desired value adjuster
11/05/1992DE4042404A1 Thermostatically controlled coolant circuit for vehicular engine
11/04/1992CN2120561U Constant temp. foot electric heating board
11/03/1992US5160831 Multi-mode control circuit and indicator arrangement for an electrical appliance
10/1992
10/28/1992EP0510896A2 Image fixing
10/28/1992EP0510863A2 Controls for water heating appliances
10/28/1992EP0510478A1 Preparation of copolymers of ethylene and vinyl acetate
10/28/1992CN2120355U Microelectric temp. controlling device
10/27/1992US5158506 Ice-cream manufacturing apparatus and refrigeration controller therefor
10/27/1992US5157934 Controller for electrically driven expansion valve of refrigerating cycle
10/25/1992CA2066533A1 Production of ethylene/vinyl acetate copolymers
10/23/1992CA2066474A1 Controls for water heating appliances
10/22/1992DE4112497A1 Twin circuit cooling water system for combustion engine - has flow control achieved using by=pass and thermostatic valve
10/21/1992EP0509476A2 Refrigerating apparatus
10/21/1992EP0509155A1 Radiant heating systems
10/21/1992CN2119680U Automatic speed regulator with temp controller
10/20/1992US5156204 Air conditioner system with defrost door modulation as a function of ambient temperature
10/20/1992US5156203 Air conditioning system
10/20/1992US5156187 Sanitary mixer tap system
10/20/1992US5156082 Automatic rice cooker
10/20/1992US5156011 Load operation control method of refrigerator
10/15/1992WO1992017831A1 Electronic thermostat switch clock
10/15/1992DE4210603A1 Domestic refrigerator and freezer combination - has thermostat switch monitoring external temp. in series with heating device
10/15/1992DE4112057A1 Thermostatically controlled three-way valve with housing - has switch between by=pass pipes and main flow pipes
10/15/1992DE4111257A1 Heater valve thermostat head connected to drive mechanism - incorporates expansion piece with separate circuit
10/14/1992EP0508288A2 Controller for electric heaters
10/14/1992EP0507918A1 Method and apparatus for controlling temperature of a liquid.
10/13/1992US5155337 Method and apparatus for controlling rapid thermal processing systems
10/13/1992US5154889 With temperature controlled incubator chamber for improved accuracy
10/13/1992US5154226 Automatic changeover thermostat with single bi-metal and common set lever having individual heat and cool setpoint indicators
10/13/1992CA1308794C Valve control
10/08/1992DE4210442A1 Rev control for brushless DC motor - negative temp. coefficient resistance element to adjust revs to varying ambient temp.
10/08/1992DE4132651C1 Data monitoring device for thermal workpiece machining - has transformer for amplifying voltage of AC voltage signal, inserted between AC voltage generator and workpiece
10/08/1992DE4110671A1 Regulating temp. of appts. having parts in heat conductive contact - measuring temp. to use as regulating valve for thermostat to supply heat to or convey from appts. by coolant circuit
10/07/1992EP0256048B1 Process for controlling the heating power of an ac cooker heating body and a control device for controlling the heating power of such a body
10/07/1992CN1018539B Bushing balance controller
10/06/1992US5153823 Device to measure and/or control flow-through and/or quantity of heat
10/06/1992US5153410 Method and apparatus for heating the cylinder of a vehicle door lock utilizing timing means
10/06/1992US5152540 Tubular member deformable into a bellows for sealing a reciprocating rod
10/06/1992CA1308465C Method and apparatus for timed de-icing
10/03/1992EP0537137A4 Computer element performance enchancer.
10/01/1992WO1992017040A1 Parenteral fluid warmer cassette, system and methods
10/01/1992WO1992016886A1 Process and measurement device for fast regulation and control of a process in a reactor, and measurement device for implementing the process
10/01/1992WO1992016134A1 Sous vide reheating device
10/01/1992DE4110229A1 Heating and air conditioning system for motor car interior - has operating unit with setting elements for driver and passenger, switch causing transfer of driver settings to passenger side
09/1992
09/30/1992EP0346327B1 Temperature controlled soldering iron with temperature setting established by a replaceable resistor
09/29/1992US5151871 Method for heat-processing semiconductor device and apparatus for the same
09/29/1992CA1307944C Thermal sensing system
09/29/1992CA1307943C Method and apparatus for controlling temperature in a joule heating element with thermocouple signals
09/24/1992DE4108725A1 Thermal switching unit for electrical heater - has regulator and switching stage based upon bimetallic disc elements
09/24/1992DE4107969A1 Thermostat valve lower part - has valve seat integral with housing, and has plastics sleeve with through-flow hole, and pre-setting control with flow restrictor holes
09/23/1992EP0504582A2 Rotary handle for control valve of a heater
09/23/1992EP0504427A1 Hot and cold water mixing-discharging device
09/23/1992CN2116929U Temp control fresh-keeping device for winter
09/23/1992CN1064756A Automatic temp. controller for air conditioner
09/22/1992US5150371 Laser diode carrier with a semiconductor cooler
09/22/1992US5149929 Microwave oven with inverter controlled power source
09/22/1992US5149193 Extruder temperature controller and method for controlling extruder temperature
09/22/1992US5148979 Thermostat for controlling room temperature
09/22/1992US5148978 Cooling machine and an optimalized thermostatic expansion valve therefor
09/22/1992US5148977 Control system for air-conductioner
09/22/1992US5148976 Thermostatic mixing valve
09/22/1992US5148824 Mixing faucet having remote temperature control
09/22/1992US5148684 Injection valve for a refrigeration system
09/17/1992DE4108460A1 Verfahren zur schnellen regelung und steuerung eines prozesses in einem reaktor und messeinrichtung zur durchfuehrung des verfahrens Method for the rapid regulation and control of a process in a reactor and measuring device for implementing the method
09/17/1992DE4108406A1 Thyristor control circuit for alternating current supplies - utilises up-down counter and ROM look-up table to define repetitive switching sequence used to trigger thyristor
09/16/1992EP0503265A1 Input device for a programmable heating controller
09/16/1992CN2116240U Multipurpose electronic temp self-control instrument
09/16/1992CN2116239U Integrated power regulator
09/16/1992CN2116238U Power regulator with enlarged output power
09/16/1992CN2116237U Temp controller without auxiliary power
09/15/1992US5147015 Seal oil temperature control method and apparatus
09/15/1992CA1307571C Automatic hot water supply apparatus
09/09/1992EP0501953A1 Tap-water mixer unit.
09/09/1992EP0214297B1 System of controlling cooling system for electronic devices
09/09/1992CN2115552U Integrated circuit temp. controller
09/08/1992US5145112 Air conditioner
09/08/1992US5144815 Thermal valve for compressor
09/08/1992US5144814 Thermistor calibration
09/08/1992US5144813 Control device having a shape memory wire, refrigerator system utilizing the control device and methods of making the same
09/02/1992EP0116572B1 Process for forming a theoretical value of an adjusting, respectively control device for a heating installation
09/02/1992CN2114849U Constant temp instrument box
09/02/1992CN2114848U Intelligent digital adjusting instrument
09/02/1992CN2114291U Solid thermostal for fish feeding receptacle
09/01/1992US5143286 Thermostatic valve