Patents for G05D 23 - Control of temperature (28,546) |
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04/24/1984 | US4444017 Method and apparatus for controlling the operation of a compressor crankcase heater |
04/18/1984 | EP0105410A1 Current circuit monitoring |
04/17/1984 | US4443690 Power control for cooking appliance with transient operating modes |
04/17/1984 | US4443157 Control circuit for a liquid fuel combustion apparatus |
04/17/1984 | US4443120 Remote control temperature sensor with expansible material |
04/17/1984 | US4442972 Electrically controlled programmable digital thermostat and method for regulating the operation of multistage heating and cooling systems |
04/17/1984 | US4442885 Control system for air conditioner of motor vehicle |
04/17/1984 | CA1165566A1 Air conditioning economizer control method and apparatus |
04/10/1984 | US4441652 Exchangeable unit steam trap |
04/10/1984 | US4441651 Ventilating system for a poultry or livestock confinement building |
04/10/1984 | US4441545 Air conditioning thermostatic control system having modular inclusion of remote temperature set-back capability |
04/10/1984 | US4441405 Solar radiation heat influx sensor for an automotive vehicle |
04/10/1984 | US4441329 Temperature control system |
04/10/1984 | US4441327 Temperature actuated valve and phase separation method |
04/10/1984 | US4441317 Piston and cylinder type thermal device part therefor and methods of making the same |
04/10/1984 | CA1165424A1 Multistage thermostat using integral initiation change means |
04/04/1984 | EP0104979A1 Electrical storage heater with progressive power feed |
04/04/1984 | EP0104872A2 Air conditioning and compressor control system |
04/04/1984 | EP0104362A1 Control method for heating a hot water tank or for the heating of at least one room |
04/04/1984 | EP0104361A1 Rapid reheating control method |
04/04/1984 | EP0104209A1 Central heating circulation pump for alternating current and system comprising such a pump. |
04/03/1984 | US4441016 Electric rice cooker |
04/03/1984 | US4440509 Detection of hot and cold spots in chemical reactors |
04/03/1984 | US4439998 Apparatus and method of controlling air temperature of a two-evaporator refrigeration system |
04/03/1984 | US4439997 Energy management system for multi stage refrigeration systems |
04/03/1984 | CA1164970A1 Microprocessor discharge temperature air controller for multi-stage heating and/or cooling apparatus and outdoor air usage controller |
03/28/1984 | EP0103859A2 Control process for the temperature of the forward or backward flow of a heating plant, fed by a heat source |
03/27/1984 | US4439666 Electrical heating system |
03/27/1984 | US4438881 Solar assisted heat pump heating system |
03/27/1984 | US4438598 Surface temperature control apparatus |
03/27/1984 | CA1164550A1 Energy saving thermostat |
03/27/1984 | CA1164285A1 Minimum airflow control for individual units of a central air conditioning system |
03/20/1984 | US4438370 Lamp circuit |
03/20/1984 | US4438324 Electric rice cooker |
03/20/1984 | US4437771 Method and apparatus for indirect measurement of thermal energy |
03/20/1984 | US4437391 Air condition control apparatus with indoor and outdoor air selection modes for automobiles |
03/20/1984 | CA1164071A1 Method and device for controlling the temperature inside an enclosed space |
03/15/1984 | WO1984001042A1 Process for forming a theoretical value of an adjusting, respectively control device for a heating installation |
03/14/1984 | EP0102397A1 Air conditioning method and apparatus for vehicle |
03/13/1984 | US4437159 Cooking computer |
03/13/1984 | US4436245 In a temperature control apparatus |
03/13/1984 | US4436064 Process and apparatus for determination and utilization of a quantity of preheating energy |
03/13/1984 | CA1163683A1 Temperature control for cooking appliances |
03/13/1984 | CA1163662A1 User programmable control system for toaster oven appliance |
03/07/1984 | EP0102315A2 Circuit arrangement for regulating the working temperature of the heating element of an electric soldering instrument, especially a solder iron |
03/06/1984 | US4434933 Gas flow rate control system |
03/06/1984 | US4434932 Air-conditioner control system for automobiles |
03/06/1984 | US4434746 Control of a system for supplying heat |
02/28/1984 | US4433810 Hot water heating system |
02/28/1984 | US4433809 Controller for air conditioning or heating system |
02/28/1984 | US4433719 Portable, remote environmental control system |
02/28/1984 | US4433718 Thermostatically-regulated arrangement for and method of switching power to a heating/cooling system, and methods of installing and retrofitting the arrangement at an electrical outlet box |
02/28/1984 | CA1162981A1 Method and apparatus for power load shedding |
02/28/1984 | CA1162780A1 Fan control for variable air volume terminal unit |
02/22/1984 | EP0101315A2 A method of monitoring the temperature, particularly of a sterile docking cutting means |
02/21/1984 | US4432657 Pyrometer method for measuring slab temperature in a reheat furnace |
02/21/1984 | US4432492 Thermostatic expansion valve with remote adjustment |
02/21/1984 | US4432365 Physiological sensing unit |
02/21/1984 | US4432211 Defrosting apparatus |
02/21/1984 | US4432210 Air conditioning control method |
02/16/1984 | WO1984000624A1 Direct digital control apparatus |
02/16/1984 | WO1984000603A1 Refrigeration system energy controller |
02/16/1984 | WO1984000578A1 Cooling device for an internal combustion engine |
02/14/1984 | US4431906 Electric rice cooker |
02/14/1984 | US4431134 Digital thermostat with protection against power interruption |
02/14/1984 | US4431133 Thermostat mounting assembly |
02/14/1984 | US4431131 Heating arrangements and control systems therefor |
02/07/1984 | US4430698 Three-mode process control |
02/07/1984 | US4430556 Electric liquid heating appliance |
02/07/1984 | US4430553 Cordless flatiron |
02/07/1984 | US4429829 Interactive dual probe temperature control system |
02/07/1984 | CA1161927A1 Electronic condition control system using digital anticipation |
02/07/1984 | CA1161923A1 Programmable electronic thermostat |
02/07/1984 | CA1161922A1 Method and apparatus for controlling the temperature in the refrigerator chamber and freezer compartment of an absorption refrigerator |
02/07/1984 | CA1161894A1 Oven keep-warm electronic module |
02/01/1984 | EP0099417A1 Method to control energy supply or consumption |
01/31/1984 | US4429299 Two-way AC power line communications system |
01/31/1984 | US4428528 Environmental thermostat assembly |
01/31/1984 | US4428527 For a fluid system |
01/31/1984 | CA1161531A1 Air conditioning control system with local and remote control capabilities |
01/31/1984 | CA1161523A1 Air conditioning control system with master and tracking controllers |
01/24/1984 | US4426960 Control circuitry for multistage fans |
01/24/1984 | US4426852 Air-conditioning control apparatus for automotive vehicles |
01/24/1984 | US4426850 Heat pump control having an electronic control module with a bypass system |
01/18/1984 | EP0098597A2 Thermostatically controlled mixing valve |
01/18/1984 | EP0098526A2 Temperature regulator with gasiform operating means |
01/18/1984 | EP0098449A2 Control for a heating system |
01/17/1984 | USRE31502 In-line energization and de-energization of an external load in series with an external source of electricity in response to externally sensed parameters |
01/17/1984 | US4426036 Valve construction and method of making the same |
01/17/1984 | US4425930 Fluid flow control apparatus and method |
01/17/1984 | US4425767 Refrigeration control system for modulating electrically-operated expansion valves |
01/17/1984 | CA1160679A1 Stepping motor control |
01/11/1984 | EP0097758A2 Heating circuit for a thermal recording-pen |
01/11/1984 | EP0097677A1 Joining/separating sheet material along edges. |
01/10/1984 | US4425494 Heat roller fixing unit |
01/10/1984 | CA1160192A1 Thermal control element |
01/10/1984 | CA1160191A1 Thermostatic sensor and method to produce the same |
01/03/1984 | US4424437 Hair dryer with remote sensing temperature control |
01/03/1984 | CA1159870A1 Heating apparatus |
12/27/1983 | US4423516 Dynamic gradient furnace with controlled heat dissipation |