Patents
Sitemap › G05 - Controlling; Regulating › G05D - Systems for controlling or regulating non-electric variables › G05D 23 - Control of temperature
Patents for G05D 23 - Control of temperature (28,546)
10/1977
10/18/1977US4054778 Solid state electronic oven control system
10/18/1977US4054245 Timer controlled space thermostat with battery operated timer
10/11/1977US4053733 Temperature control device
10/11/1977US4053105 Thermostatic valve device having non-linear flow characteristics
10/04/1977US4052744 Temperature monitoring of semiconductors
09/1977
09/27/1977US4050418 Control system for steam generator
09/20/1977US4050044 Electrical switch
09/20/1977US4049973 Timer controlled space thermostat with battery operated timer
09/20/1977US4049193 Systems and apparatus for control of fueled heat generators
09/06/1977US4046532 Refrigeration load shedding control device
09/06/1977US4046531 Refrigeration load shedding control device
09/06/1977US4046319 Adjustable auto thermostat
08/1977
08/30/1977US4045263 Control of roofing procedure
08/30/1977US4044947 Condition and volume control for air conditioning system mixing dampers
08/30/1977US4044823 Method and apparatus for controlling air-conditioning systems
08/23/1977US4044238 Method and arrangement for measuring and evaluating temperatures in temperature processed goods
08/16/1977US4042875 Temperature transducer arrangement which supplies threshold voltages with the aid of a single sensor
08/16/1977US4042013 Method and apparatus for controlling air-conditioning systems
08/09/1977US4041360 Control circuit for an electric motor
08/09/1977US4041325 Thermostat timer
08/09/1977US4041276 Electric fluid heating device
08/09/1977US4040565 Control unit for thermal conditioning systems
08/02/1977US4039773 Electronic charging control device for electric storage heaters
08/02/1977US4039126 Thermostatic regulating means for an air-conditioning plant
08/02/1977US4039125 Pressure balancing valve with thermal override
07/1977
07/26/1977US4038034 Air-fuel ratio sensing device for internal combustion engine
07/26/1977US4037651 Temperature control apparatus of air conditioner for automobiles
07/19/1977US4037141 Energy conservation system
07/19/1977US4036995 Oven cooking monitor for uniformly cooking a plurality of food items requiring different cooking times
07/19/1977US4036457 Aircraft de-icing
07/19/1977US4036433 Thermally operated control device and method of making the same
07/12/1977US4035796 Device for reducing undesired energy consumption in a room provided with heating and/or air conditioning means
07/12/1977US4035787 Food temperature responsive control apparatus
07/12/1977US4035752 Energy saving control
07/12/1977US4034912 Method and control arrangement for a heating system including solar and fuel-fired heating apparatus
07/12/1977US4034740 Temperature controlling methods and apparatus
06/1977
06/28/1977US4032953 Sensing circuits
06/28/1977US4032749 Frying apparatus with compensated thermostat
06/28/1977US4032746 Control system for a fusing apparatus
06/28/1977US4032740 Two-level temperature control for induction heating
06/28/1977US4032389 Apparatus for automatically controlling crystal growth
06/28/1977US4032071 Thermally responsive valve having dual operating temperatures
06/28/1977US4032070 Thermostatic expansion valve for refrigeration installations
06/28/1977US4032069 Day-night programmable thermostat
06/28/1977US4032068 Thermostatic valve
06/28/1977US4032067 Thermostat valve
06/28/1977US4031950 Process fluid circulation and temperature control system
06/28/1977US4031740 Apparatus for thermoanalytical investigations
06/21/1977US4031355 Multi-channel temperature responsive process control system
06/21/1977US4031352 Electric blanket
06/14/1977US4029937 Control system for electrically conductive liquid heating apparatus
06/14/1977US4029257 Thermally actuated valve
06/14/1977US4029256 Thermostatic mixer valve
06/14/1977US4029074 Fuel valves
06/07/1977US4028083 Method and apparatus for controlling temperature within a furnace
06/07/1977US4027848 Thermally controlled fluid flow regulating or shut-off valves
05/1977
05/31/1977US4027171 Power demand limiting system
05/31/1977US4026465 Temperature-sensitive snap-action valve
05/31/1977US4026464 Dual function thermal valve
05/31/1977US4026321 Electronic control for constant and variable volume central heating and air-conditioning systems
05/24/1977US4025755 Thermostatic electric cable heater
05/24/1977US4025042 Thermally actuated valve
05/24/1977US4024909 Temperature responsive multi-function valve
05/24/1977US4024725 Control system for an air conditioner
05/17/1977US4024378 Electric heating system circuit for sequentially energizing a plurality of heating elements
05/17/1977US4024336 Split bushing control
05/17/1977US4023731 Thermal actuated valve for clearance control
05/17/1977US4023241 Top end construction for slide fasteners
05/10/1977US4022377 Thermostatically operated sleeve valve construction
05/10/1977US4022271 Electronic temperature controller and switching device
05/10/1977US4022242 Shower control valve assembly
05/03/1977US4021722 Temperature-sensitive current divider
05/03/1977US4020897 Automatic interior environment control
04/1977
04/26/1977US4020358 Device system and method for controlling the supply of power to an electrical load
04/26/1977US4019678 Mixing valve
04/26/1977US4019569 Burner control circuit
04/26/1977US4019495 Control system for solar heater
04/19/1977US4018214 Heating and ventilation system
04/12/1977US4017713 Heater for severing plastic film
04/12/1977US4017287 Control apparatus and system for closely spaced heating elements for forming glass fibers and method of using same
04/12/1977US4017054 Condition responsive valve construction
04/12/1977US4017028 Temperature differential sensing and control device
04/12/1977US4017027 Lead-lag compensated temperature sensor
04/12/1977US4017026 Automatic damper
04/12/1977US4016901 Thermostatic valve
04/12/1977US4016804 Thermostatic control unit for radiator valves
04/05/1977US4016520 Thermostat and anticipator therefor and methods of operating and making such
04/05/1977US4016402 Water heater control system
04/05/1977US4015777 Thermostatic expansion valve capsule
04/05/1977US4015776 Thermostatic expansion valve
03/1977
03/29/1977US4015182 Refrigeration system and control therefor
03/29/1977US4015134 Apparatus for controlling the absorption of one or more color components contained in a textile dyeing fluid
03/29/1977US4015104 Control system for electrically operated heat generating apparatus
03/29/1977US4014500 Temperature set back
03/29/1977US4014499 Temperature control apparatus
03/22/1977US4013872 Temperature control device
03/22/1977US4013218 Self-indicating thermostat
03/22/1977US4013119 Air conditioner control system
03/22/1977US4013118 Control of heating and cooling available from central sources to a multi-zone temperature controlled space
03/22/1977US4013038 Apparatus for controlling the temperature of a liquid body
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