Patents for G05D 23 - Control of temperature (28,546)
05/1987
05/12/1987US4663941 Refrigerator temperature and defrost control
05/07/1987WO1987002798A1 Joule-thomson apparatus with temperature sensitive annular expansion passageway
05/07/1987DE3634779A1 Controller for inductive drives
05/06/1987EP0220972A1 Method and apparatus for controlling the drying process of a tobacco sample having a certain weight
05/05/1987US4663710 Intelligent cooking appliance
05/05/1987US4662185 System of controlling refrigerator temperature
05/05/1987CA1221437A1 Method and installation for converting and regulating electric energy to thermal energy
04/1987
04/29/1987EP0219678A1 Method for controlling steady state exothermic temperature in the use of heat sensitive-electrically resistant composites
04/29/1987CN86205537U Automatic thermostat
04/29/1987CN86202463U Thermostat with temperature indication
04/28/1987US4661914 Energy management control apparatus
04/28/1987US4660759 Optimum start/stop dependent upon both space temperature and outdoor air temperature
04/28/1987US4660461 Air conditioner
04/28/1987US4660387 Controls for refrigerating or air-conditioning units
04/23/1987WO1987002539A1 Control and switching apparatus for electric heating
04/23/1987WO1987002528A1 Collector-free d.c. motor, its drive circuit and process for its operation
04/23/1987DE3537334A1 Circuit for an electrical storage heater
04/23/1987DE3537271A1 Control circuit for a heating system
04/22/1987EP0219067A2 Air conditioning method
04/22/1987CN86205617U Multipurpose fast temp. regulating heater
04/22/1987CN86204535U Heat limiter and conservator
04/21/1987US4660057 Heater power controller for ink jet printer
04/21/1987US4659896 Method and apparatus for detecting a braze melt
04/21/1987US4659435 Integrally heated electrochemical cell method and apparatus
04/21/1987US4659290 Fan speed controller
04/21/1987US4659010 Thermostatic transducer
04/21/1987US4658888 Air conditioner system for automobiles
04/21/1987US4658593 Energy saving refrigeration apparatus having a control means
04/16/1987DE3536311A1 Circuit arrangement for operating a controllable valve on a heating system
04/14/1987US4657572 Bushing balance controller and method for using same
04/14/1987US4657179 Distributed environmental/load control system
04/14/1987US4656835 Demand limit control by integral reset of thermostats
04/09/1987DE3633559A1 Cooling water regulator
04/09/1987DE3536098A1 Device for monitoring the temperature of an electrical component
04/09/1987DE3535434A1 Regulation method for boiling in water
04/07/1987US4655279 Temperature control system with programmed dead-band ramp and drift features
04/07/1987US4655277 Process control for parallel heat exchangers
04/07/1987CA1220262A1 Electronic safety and heat control means
04/07/1987CA1220069A1 Thermally actuated diffuser
04/02/1987DE3632586A1 Arrangement for program control of instruments exhibiting their own temperature control or temperature regulation, especially instruments without electrical auxiliary energy
04/01/1987EP0216361A2 Temperature control system
04/01/1987CN86106507A Ratio control
03/1987
03/31/1987US4654507 Solder reflow heater bar assembly
03/31/1987US4653688 Thermostat with bypass valve
03/31/1987US4653687 Mixing valve
03/31/1987US4653524 Control valve assembly
03/31/1987US4653283 Refrigerator system, control device therefor and methods of making the same
03/31/1987CA1219891A1 Control system for water heater with external heat source
03/26/1987WO1987001813A1 An oven for the burn-in of integrated circuits
03/25/1987CN86204641U Electronic temp. controller for refrigerator with a temp. displaying unit
03/25/1987CN85107253A Valve base construction of the automatic thermal sensitive fluid controller
03/24/1987US4651813 Thermostat for the setting of a constant temperature for a fluid
03/24/1987US4651812 Control apparatus for vehicle air conditioning system
03/24/1987US4651535 Pulse controlled solenoid valve
03/24/1987CA1219573A1 Thermally responsive valve
03/19/1987DE3546504A1 Sanitary mixer tap
03/18/1987EP0214938A2 A deblocking arrangement of a damaged thermostat
03/18/1987EP0214450A2 Improved thermostat
03/18/1987EP0214297A1 System of controlling cooling system for electronic devices
03/18/1987CN85106565A Temp. adjusting method
03/17/1987US4650347 Temperature detector
03/17/1987US4650345 Microwave radiometry method and device for measuring the temperature of a moving, textile material
03/17/1987US4649709 Temperature control method and apparatus for air conditioner
03/12/1987DE3532376A1 Thermal lifting element
03/11/1987EP0213837A2 Modular electronic temperature controller
03/10/1987US4649362 Thermostat
03/10/1987US4648553 Regulating valve
03/10/1987US4648552 Control installation for variable volume air diffusers
03/10/1987US4648551 Adaptive blower motor controller
03/10/1987US4648246 Arrangement for determining the difference between differing and changing temperatures for activating a control, regulating, measuring or recording process and the application of the arrangement in a heat counter
03/10/1987CA1218970A1 Thermostat housing assembly
03/05/1987DE3530811A1 Single-handle mixing valve
03/04/1987EP0212012A1 Automatic circuit control for electrical resistance cooking apparatus
03/03/1987US4646963 Sensing group in an automatic control temperature system for foods in vessels heated by a flame from a gas burner
03/03/1987US4646962 Rotational means for automatic damper means
03/03/1987US4646532 Expansion valve
03/03/1987US4646531 Refrigerator temperature control apparatus
03/03/1987US4646528 Temperature set point control for a refrigerator
03/03/1987CA1218731A1 Battery powered thermostat
03/03/1987CA1218730A1 Variable temperature heating control system for inhalation therapy apparatus
02/1987
02/26/1987DE3529614A1 Thermostatically controlled radiator valve
02/25/1987CN86104721A Wind-direction deflection device for air conditioner
02/24/1987US4645908 Residential heating, cooling and energy management system
02/24/1987US4645124 Device to compensate for an external sources' thermic effects on a sensitive element in an automatic control system of the temperature reached by foods in heated vessels
02/24/1987US4644935 Solar heater control
02/19/1987DE3532229A1 Electronic safety temperature limiter
02/17/1987US4644316 Positive temperature coefficient thermistor device
02/17/1987US4644239 Motor actuator with control means responsive to internal and external conditions
02/17/1987US4644138 Temperature control system with simplified controller and power supply
02/17/1987US4644137 Circuit for controlling a rice cooker with power interruption control
02/17/1987US4643353 Air conditioning control system with enhanced operating range
02/17/1987US4643352 Temperature compensating vacuum delay valve
02/17/1987US4643350 Water temperature sensing and control means for automatic washer
02/10/1987US4642770 Vehicle accessory control system
02/10/1987US4642448 Electrostatic copying apparatus
02/10/1987US4642441 Portable fan for winter and summer use
02/10/1987US4641778 Electronic water heater thermostat system
02/10/1987CA1217693A Check valve
02/04/1987CN86103962A Thermostat means adaptively controlling the amount of overshoot or undershoot of space temperature
02/03/1987US4641013 Dual stage thermostat and electric space heating system