| Patents for G05D 23 - Control of temperature (28,546) |
|---|
| 02/20/1979 | US4140274 Control device for a warm air furnace |
| 02/13/1979 | US4139153 Electronic reversible motor operated valve assembly |
| 02/13/1979 | US4139151 Electric thermal switch valve |
| 02/13/1979 | US4139150 Slide valve |
| 02/13/1979 | US4139139 Process for manufacturing butt-welded steel pipe |
| 02/06/1979 | US4138607 Dual priority temperature control |
| 02/06/1979 | US4137964 Controllable heat transmission apparatus |
| 02/06/1979 | CA1048125A1 Sensing circuit with a four terminal insulated gate semi-conductor device |
| 01/30/1979 | US4136732 Method and apparatus for controlling air-conditioning systems |
| 01/30/1979 | US4136528 Refrigeration system subcooling control |
| 01/23/1979 | US4136392 Load cycling with space temperature feedback |
| 01/23/1979 | US4136324 Expansion box temperature regulator for electric appliances |
| 01/23/1979 | CA1047141A1 Digital temperature controller |
| 01/23/1979 | CA1046735A1 Separable top end construction for emergency opening slide fasteners |
| 01/16/1979 | US4135081 Electric cooking plate with a temperature limiter |
| 01/16/1979 | US4134543 Snap action thermally responsive fluid control valve |
| 01/16/1979 | US4134542 Thermopneumatic actuator |
| 01/16/1979 | US4134447 Infrared, semiconductor laser diode for maintaining constant temperature |
| 01/16/1979 | CA1046580A1 Condition responsive modulated current regulator |
| 01/16/1979 | CA1046213A1 Method of and apparatus for making polymeric film |
| 01/09/1979 | US4134005 Method and device for controlling the temperature variation in a potter's oven |
| 01/09/1979 | US4133478 Temperature responsive valve |
| 01/09/1979 | US4133349 Condition responsive by-pass valve construction and method of making the same |
| 01/02/1979 | US4132355 Electronic temperature control system |
| 01/02/1979 | US4132239 Fluid valve for microwave devices |
| 01/02/1979 | US4132086 Temperature control system for refrigeration apparatus |
| 12/26/1978 | US4131786 Remotely controllable electric oven |
| 12/26/1978 | CA1045197A1 Temperature limiting wattage control for a ceramic cooking platform |
| 12/26/1978 | CA1045099A1 Thermostat unit for central heating radiators |
| 12/19/1978 | US4130853 Glow plug temperature circuit |
| 12/19/1978 | US4130762 Arrangement for the automatic heating and adjustment of a treatment temperature for the treatment of workpieces by means of glow discharge |
| 12/19/1978 | US4130753 Control systems |
| 12/19/1978 | US4130104 Glow wire ignition with on/off and hot warning means for gas heated stove |
| 12/19/1978 | US4129993 Refrigeration equipment, particularly household refrigeration or the like |
| 12/12/1978 | US4129118 Method and apparatus for providing differential temperature thermostat control for solar hot water systems |
| 12/05/1978 | US4128203 Four-port thermally responsive valve |
| 11/28/1978 | US4127765 Anti-condensation system for refrigerator doors |
| 11/28/1978 | CA1043446A1 Building heating and cooling system |
| 11/21/1978 | US4126430 Packed bed temperature control |
| 11/21/1978 | US4126269 Ventilated enclosure |
| 11/21/1978 | CA1042755A1 Valve assembly for use in an air distribution system |
| 11/14/1978 | US4125221 Temperature-dependent liquid metal flowrate control device |
| 11/14/1978 | US4125107 Universal differential thermostat for solar heating system |
| 11/14/1978 | CA1042531A1 Temperature sensitive control circuit |
| 10/31/1978 | US4123796 Controller for environmental conditioning apparatus |
| 10/31/1978 | US4123739 Thermostat control |
| 10/31/1978 | US4123002 Heating and ventilation system |
| 10/24/1978 | US4121763 Fluid temperature transducer |
| 10/24/1978 | US4121762 Automatic fluid flow regulator |
| 10/24/1978 | US4121761 Thermostatically controlled mixing valve for sanitary devices |
| 10/17/1978 | US4120322 Hydro-fluidic temperature sensor and control system |
| 10/17/1978 | CA1040496A1 Condition responsive control device |
| 10/10/1978 | US4119936 Thermostat controller |
| 10/10/1978 | US4119835 Electronic thermostat |
| 10/10/1978 | CA1040287A1 Refrigeration system and control therefor |
| 10/03/1978 | US4118621 Photo electric biased photo diode operational amplifier |
| 10/03/1978 | US4117976 Multi-function thermostatic valve |
| 10/03/1978 | US4117881 System for and method of freezing biological tissue |
| 10/03/1978 | CA1039827A1 Temperature responsive cooking timer |
| 09/26/1978 | US4117307 Control system for charging and discharging an electric storage heater |
| 09/26/1978 | US4116380 Control device for a central heating installation |
| 09/26/1978 | US4116377 Mixer unit with thermostat-controlled valves |
| 09/26/1978 | US4116219 Differential thermostatic controller for solar heating system |
| 09/19/1978 | US4115860 Plural load power controller with time-shared processor |
| 09/19/1978 | US4114808 Pressure biased pneumatic thermostat |
| 09/19/1978 | US4114807 Control system |
| 09/19/1978 | US4114682 Apparatus for heating, cooling or air-conditioning a room |
| 09/19/1978 | US4114681 Thermostat, method of operating such electrical circuit and method of heating a temperature sensing means |
| 09/19/1978 | US4114397 Evaporator |
| 09/19/1978 | CA1038917A1 Method and device for continuous control and regulation of the thermal parameters in metallurgical ovens |
| 09/12/1978 | US4114129 Thermally responsive actuator |
| 09/12/1978 | US4114024 Feedback-controlled radiant furnace for firing ceramic material and the like |
| 09/12/1978 | US4114023 Heater control for rotary members |
| 09/12/1978 | US4113174 Temperature controlled valve assembly |
| 09/12/1978 | US4113005 Waste heat boiler temperature control system |
| 09/12/1978 | US4112703 Refrigeration control system |
| 09/12/1978 | US4112588 Drier appliance control |
| 09/05/1978 | US4111643 Vent control for a thermal system |
| 09/05/1978 | US4111443 Control system for energizing electrical resistance heaters in cooking fluids |
| 09/05/1978 | US4111048 Fluid parameter sensing apparatus |
| 08/29/1978 | US4110827 Load cycling with space temperature feedback |
| 08/29/1978 | US4110632 Device, method and system for controlling the supply of power to an electrical load |
| 08/29/1978 | US4110601 Control system and method and control device therefor |
| 08/29/1978 | US4110600 Thermostatically controlled plural heat output portable electric space heater |
| 08/29/1978 | US4110588 Indirect induction apparatus for heating fluids |
| 08/29/1978 | US4109639 Solar heating system |
| 08/29/1978 | CA1037596A1 Multi-product cooking computer |
| 08/29/1978 | CA1037232A1 Slide fastener end stop |
| 08/22/1978 | US4109225 Temperature regulator and safety thermostat |
| 08/22/1978 | US4109134 Power control circuit and electro(photo)graphic apparatus employing same |
| 08/22/1978 | US4109129 High frequency energy apparatus having automatic final temperature compensator |
| 08/22/1978 | US4108375 Control device and process for heating an installation |
| 08/22/1978 | US4108372 Engine control system and a differential vacuum regulator therefor or the like |
| 08/22/1978 | US4108188 Sand cooler control system |
| 08/22/1978 | US4107941 Environmental control system |
| 08/15/1978 | US4107466 Individual room energy control system |
| 08/15/1978 | US4106691 Valve arrangement for refrigeration plants |
| 08/01/1978 | US4103824 Thermostat for coolant presented as switch specifically for combustion engines |
| 07/25/1978 | US4102495 Heat control device |
| 07/25/1978 | US4102389 Heat pump control system |