Patents for G05D 23 - Control of temperature (28,546)
02/1987
02/03/1987US4640457 Thermostatic valve assembly
02/03/1987US4640183 Air conditioner
02/03/1987CA1217544A1 Two wire heater regulator control circuit
02/03/1987CA1217350A1 Apparatus for freezing fertilized ova, spermatozoa or the like
01/1987
01/29/1987DE3607130A1 Thermostatic valve head with integrated energy saver button for a connection and distributor piece with a double valve seat forming a valve bottom part
01/29/1987DE3525455A1 Control device for fermenting temperature
01/27/1987US4639883 Thermoelectric cooling system and method
01/27/1987US4639578 Temperature sensor failure detection system for cooking appliance
01/27/1987US4638960 Method and apparatus for determining ice boundary temperature for the de-icing system of an aircraft
01/27/1987US4638942 Adaptive microprocessor control system and method for providing high and low heating modes in a furnace
01/27/1987US4638850 Electronic thermostat
01/27/1987US4638767 Heating system
01/27/1987CA1217259A1 Zone condition controller and method of using same
01/21/1987EP0209215A1 Ferromagnetic element with temperature regulation
01/20/1987US4638147 Microprocessor controlled through-flow electric water heater
01/20/1987US4637454 Wide range temperature control system for fluids
01/15/1987DE3524933A1 Circuit for regulation and for safety-temperature limiting in the case of a water-heating apparatus
01/14/1987EP0208442A1 Thermostat adaptively controlling space temperature
01/14/1987EP0208318A2 Thermally activated electric switching circuit
01/14/1987EP0208256A2 Space temperature regulation device
01/14/1987CN86201024U Electronic temperature controller for refrigerator
01/13/1987US4636949 Method and apparatus for controlling cooking cycles in a cooking system
01/13/1987US4636621 Electrically operated appliance controls and methods of making the same
01/13/1987US4636619 Heater control device
01/13/1987US4635845 Time controlled thermostat
01/13/1987US4635844 Electronic control device for liquids
01/13/1987US4635708 Electronic thermostat for heating and cooling system
01/13/1987US4635445 Air-conditioner
01/13/1987CA1216565A1 Thermostatic valve
01/07/1987EP0207295A1 Thermostat
01/07/1987EP0207185A1 Method and apparatus for producing uniform strands from a split fiber glass bushing
01/06/1987USH193 Electronic temperature equalizer
01/06/1987US4634843 Dual mode power control arrangement for cooking appliance
01/06/1987US4634840 Method of heating thermoplastic resin sheet or film
01/06/1987US4634046 Control system using combined closed loop and duty cycle control functions
01/06/1987US4633672 Unequal compressor refrigeration control system
01/06/1987US4633594 Optical-probe control device for drying ovens for mirror protective paint
01/06/1987CA1216341A1 Adaptive optimum start/stop control system
01/02/1987DE3522344A1 Method for controlling the temperature of the hot water flowing to consumers connected to a hot water supply system with a circulation line, and hot water supply system for carrying out the method
01/02/1987DE3522064A1 Method for controlling and checking the power of heating panels, and device for carrying out the method
01/02/1987DE3521965A1 Thermostat for radiator valves
12/1986
12/30/1986US4633238 Temperature limiter for a glass-ceramic cooking unit
12/30/1986US4633067 Touch control arrangement for an electrical appliance
12/30/1986US4633065 Convection cooking apparatus
12/30/1986US4633062 Electric blanket
12/30/1986US4632908 Synchronizing strobe light
12/30/1986US4632305 Expansion valve
12/30/1986US4632304 Electronic thermostat
12/30/1986US4632303 Electronic thermostat with switched power converter
12/30/1986US4632177 Clock operated thermostat having automatic changeover and optimum start
12/30/1986US4632091 Solar energy collector apparatus and method
12/30/1986US4631928 Joule-Thomson apparatus with temperature sensitive annular expansion passageway
12/30/1986EP0206165A1 Clock thermostat
12/30/1986EP0205669A1 Electric heating circuit
12/23/1986US4631626 Temperature controller with temperature limiting sensor
12/23/1986US4631390 Thermal limiter
12/23/1986US4630770 Valve construction and method of making the same
12/17/1986EP0204815A1 Blood flow monitoring device
12/16/1986US4630221 Zone condition controller and method of using same
12/16/1986US4629852 Regulator circuit for control of heat output of a heating element
12/16/1986US4629116 Power saving thermal carrier circulating pump particularly for heat pump heating systems
12/16/1986US4628700 Temperature optimizer control apparatus and method
12/10/1986EP0204559A2 Method and apparatus for controlling the temperature of continuously fed wires
12/10/1986EP0204521A2 A heating and/or cooling system
12/10/1986EP0204508A2 Interface for voltage ramp programmers
12/09/1986US4627569 Four function pneumatic controller
12/09/1986US4627567 Pivotal slide valve
12/09/1986CA1215156A1 Optimum control of cooling tower water temperature by function blocks
12/03/1986EP0203293A1 Control circuit for an electric sauna
12/02/1986US4626663 Method and apparatus for detecting problems of temperature control device
12/02/1986US4626662 Programmable multi-function feedback cooking apparatus
12/02/1986CA1214842A1 Scheduled hot water heating based on automatically adjusted historical data
11/1986
11/26/1986EP0202787A2 Temperature control system
11/26/1986EP0202401A2 Heating device
11/25/1986US4625096 Liquid bath temperature control
11/25/1986CA1214531A1 Humidity comfort offset circuit
11/20/1986WO1986006767A1 Press for fabrics
11/20/1986EP0201697A1 Three-terminal controller for fiber glass bushing
11/20/1986EP0201677A2 Welding bands temperature regulation device
11/20/1986EP0201632A2 A method and device for adjusting the cooling temperature of a sample trap in an apparatus for gas chromatographic analysis
11/20/1986EP0201573A1 Process for the stepped adjustment of the electric power occurring on a resistance connected to voltage over a switch, and circuit arrangement for implementing the process.
11/19/1986CN85203032U Automatic heating vacuum bottle
11/18/1986US4623969 Electronic temperature controller for householding
11/18/1986US4622827 Control apparatus for an air conditioner
11/12/1986EP0160638B1 Control system for combination heating
11/12/1986CN86102793A Vehicle accessory control system
11/12/1986CA1213958A Electronic control device for liquids
11/11/1986US4622059 Apparatus for controlling temperature within a forehearth
11/11/1986US4621767 Cooling control system apparatus and method
11/11/1986US4621502 Electronic temperature control for refrigeration system
11/04/1986US4621336 Visual display of time schedule in a programmable thermostat
11/04/1986US4620668 Adaptive control system
11/04/1986US4620667 Hot water heating system having minimum hot water use based on minimum water temperatures and time of heating
11/04/1986US4620424 Method of controlling refrigeration cycle
11/04/1986US4620421 Temperature stabilization system
10/1986
10/29/1986EP0199536A2 Vehicle accessory control method and system
10/28/1986US4620083 Device for regulating the cooking process in a cooking vessel
10/28/1986US4619135 Apparatus and method for calibrating environment control systems
10/22/1986EP0198339A1 Accessory for a plurality of direct heating devices
10/22/1986CN86101275A Clock operated thermostat having automatic changeover and optimum start