| Patents for G05D 23 - Control of temperature (28,546) |
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| 03/22/1994 | US5295363 Method and apparatus of controlling a compressor of an air conditioner |
| 03/17/1994 | WO1994006191A1 Power controller device |
| 03/17/1994 | WO1994006069A1 Model-based thermobalance with feedback |
| 03/17/1994 | WO1994006064A1 Arrangement with several analog input units |
| 03/17/1994 | WO1994005937A1 Valve with presetting facility |
| 03/17/1994 | DE4230575A1 Determining effective set-point temp. for living-room - considering comfort criteria in calculation and application of corrections to setting of heater controls |
| 03/16/1994 | CN1083943A Temp. controller with multiple action temp. property |
| 03/15/1994 | US5294907 Control device, parts therefor and methods of making the same |
| 03/15/1994 | US5294838 Thermostatically controlled electrical outlet apparatus |
| 03/15/1994 | US5294051 Valve controller for hot water heating system |
| 03/15/1994 | US5294047 Electronic thermostat timer |
| 03/15/1994 | US5294046 Fail-open locking element and thermostat incorporation same |
| 03/15/1994 | US5294045 Temperature and flow control valve |
| 03/15/1994 | US5293755 Air conditioning load management control system |
| 03/10/1994 | DE4326083A1 Immersion heater for wind and hydro power plants - Has electronic control unit for smooth variation of load depending on supply voltage to achieve optimum efficiency |
| 03/10/1994 | DE4229339A1 Arrangement for temp. dependent maintenance of constant traction force - includes thermostatic operating element with working piston, restoring spring and force transfer elements |
| 03/10/1994 | DE4228565A1 Ventil mit Voreinstellung Valve with presetting |
| 03/09/1994 | CN1083317A Method of and apparatus for controlling seasoning of kimchi in refrigerator |
| 03/09/1994 | CN1023946C Washing device for parts of human body |
| 03/08/1994 | US5293404 Thermal measuring and testing system having synchronized sample transporting means |
| 03/08/1994 | US5293028 Cooktop appliance with improved power control |
| 03/08/1994 | US5292064 Cover for a housed thermostat |
| 03/08/1994 | US5292063 Damper actuator |
| 03/08/1994 | US5291748 Air condition control apparatus |
| 03/08/1994 | US5291745 Method of improving temperature uniformity of a space conditioned by a refrigeration unit |
| 03/08/1994 | CA2023183C Device for heat collection type ventilation equipment |
| 03/08/1994 | CA2001652C Pyroelectric sensing apparatus |
| 03/08/1994 | CA1327465C Temperature controller units for dental agar impression materials |
| 03/03/1994 | WO1994004382A1 Timing valve for the discontinuous metering of a volume flow |
| 03/02/1994 | EP0585133A1 A control system |
| 03/02/1994 | EP0584852A1 A method and apparatus for optimum regulation of the inside temperature of premises |
| 03/02/1994 | EP0584779A1 Fixing device for an image forming apparatus |
| 03/02/1994 | CN2158106Y Adjustable temperature controller for spiral power spring |
| 03/02/1994 | CN2158105Y Portable automatic homothermal casing |
| 03/02/1994 | CN2158104Y Electric heating temperature-regulating device |
| 03/01/1994 | US5291514 Heater autotone control apparatus and method |
| 02/26/1994 | CA2104556A1 Fluid flow regulator |
| 02/24/1994 | DE4327523A1 Gas-burner solenoid control valve - has hysteresis compensation provided by adding derivative term based upon error signal to proportional signal |
| 02/24/1994 | DE4227650A1 Thermostatically controlled water mixing valve for continuous flow heater - has expansion element controlled cold water inlet and with coupling to operate foil sensor |
| 02/24/1994 | DE4227515A1 External condition control input for central heating system - has inputs from external humidity and temperature sensors used to control the internal set point to maintain constant comfort level |
| 02/22/1994 | US5289362 Energy control system |
| 02/22/1994 | US5288974 Control arrangement for a seat heater |
| 02/22/1994 | US5287914 System for substrate cooling in an evacuated environment |
| 02/17/1994 | WO1994003849A1 Arrangement for controlling the temperature of electronic components |
| 02/17/1994 | DE4226531A1 Taktventil zur diskontinuierlichen Dosierung eines Volumenstroms Impulse valve for intermittent dosage of a volume flow |
| 02/17/1994 | DE4226383A1 Measurement and control for electronic two-point or proportional controller - involves varying control dead period according to change in actual value between control cycles |
| 02/16/1994 | EP0582817A1 Refrigeration system for cooling down an object to low temperatures by a Joule Thomson cooler |
| 02/16/1994 | CN2156489Y Surface high-temp. photoelectric measuring controller |
| 02/15/1994 | US5287294 Apparatus and method for automatically calibrating for temperature an input tray of an integrated circuit handler |
| 02/15/1994 | US5287292 Heat regulator for integrated circuits |
| 02/15/1994 | US5287154 Thermal toner image fixing device which uses fuzzy logic |
| 02/15/1994 | US5285963 Intelligent controller for equipment heater |
| 02/15/1994 | US5285961 Thermostat control system |
| 02/15/1994 | US5285959 Air heating apparatus |
| 02/10/1994 | DE4226108A1 Heating temp. regulator for heating systems - uses fluid pressure provided by fluid-filled volume between pistons that changes to adjust position of valve |
| 02/09/1994 | EP0582388A1 Induction heating |
| 02/09/1994 | CN2155584Y Temp and humidity controller for use in concrete standard curing room |
| 02/09/1994 | CN1081755A Air conditioning system in which multiple of indoor units are connected with one outdoor unit |
| 02/09/1994 | CN1081741A Cooling system for an automotive engine |
| 02/08/1994 | US5285053 Control system and methods of making and operating the same |
| 02/08/1994 | US5285052 Control of electrically operated heating systems |
| 02/08/1994 | US5285051 Rethermalization system including food service dish |
| 02/08/1994 | US5284202 Compressor aftercooler apparatus for use in low temperature operations, and method of use |
| 02/08/1994 | US5284026 Control system for an air conditioning/refrigeration system |
| 02/08/1994 | US5284024 Method of monitoring the operation of a refrigeration unit |
| 02/08/1994 | CA2075729A1 Shower and bath water temperature regulator |
| 02/08/1994 | CA1326893C Low-temperature foods preserving case and its temperature control method |
| 02/03/1994 | WO1994002787A1 Device for controlling heating boilers |
| 02/03/1994 | WO1994002766A1 Electromechanical thermostatic mixing valve |
| 02/03/1994 | DE4325379A1 Electric storage heating operating method - using microprocessor to calculate actual room temp. from monitored temp. values and control heat storage and heat dissipation cycles |
| 02/03/1994 | DE4325256A1 Mixer valve with pressure compensation - uses easily replaceable cartridge containing valve parts and fluid inlets to fit in valve housing and has easily operated temperature adjustment. |
| 02/03/1994 | DE4238531A1 Expansion valve for refrigeration circuit evaporator - uses at least one setting valve and ON-OFF valves in parallel between input and output connections |
| 02/03/1994 | DE4225178A1 Thermostatically regulated mixer unit - is for showers and wash-basins and has two constant ring-shaped throttle gaps with one downstream of the other to avoid undesired temp. fluctuations. |
| 02/03/1994 | DE4225176A1 Thermostatic mixer valve for showers and wash-basins - has axially protruding secondary control edge and associated sleeve face in control gap area to avoid undesired vibrations |
| 02/03/1994 | DE4225175A1 Thermostatically controlled mixer valve for showers and wash-basins - has mesh inserts in valve body to split up incoming water flows for better mixing. |
| 02/03/1994 | DE4224450A1 Heat flux regulation of semiconductor device - using electro-rheological liq. for active temp. control |
| 02/03/1994 | DE4224449A1 Active temp. control by electrically controllable heat flux regulator for semiconductor laser diodes - requires regulator in form of optical crystal in which the anisotropy and thermal conduction properties change when an electrical field is applied |
| 02/03/1994 | CA2118690A1 Electromechanical thermostatic mixing valve |
| 02/02/1994 | EP0580934A1 Cooling system for an automotive engine |
| 02/02/1994 | CN2154915Y Expanding extruding compounded temp. sensitive component |
| 02/02/1994 | CN1081519A Method and apparatus for obtaining process characteristics in a self-tuning controller |
| 02/02/1994 | CN1081504A A compressor Control Cprant |
| 02/01/1994 | US5283854 Continuous flow heater control system for an apparatus for making infusion beverages |
| 02/01/1994 | US5283410 Method and apparatus for automatic cooking in a microwave oven |
| 02/01/1994 | US5282828 In a water cooled engine |
| 02/01/1994 | US5282543 Cover for array of reaction tubes |
| 02/01/1994 | CA2051887C Microprocessor controlled climate control device for a plurality of mass transit vehicles |
| 01/27/1994 | DE4239928C1 Gas-fired boiler with combined air-inlet and exhaust pipe - has ambient-temperature detector at air inlet into boiler regulating water temperature |
| 01/27/1994 | DE4224666A1 Electric circuit for a mains electric cooker - has temperature-controlled relay to reconnect element across two phases for voltage boost, subsequently reverting to phase-neutral connection |
| 01/26/1994 | EP0579947A1 Washing machine with arrangement for controlling the temperature of the electric water heating elements |
| 01/26/1994 | EP0579917A2 Control device for a lockable cooking apparatus |
| 01/26/1994 | CN1081212A An overheafing prevention apparatus of a boiling water clothes washing machine and method thereof |
| 01/25/1994 | US5282130 Method and apparatus for obtaining process characteristics in a self-tuning controller |
| 01/25/1994 | US5281956 Heater diagnostics and electronic control for a clothes dryer |
| 01/25/1994 | US5281792 For a vehicle mounted storage battery |
| 01/25/1994 | US5281783 Coffee heating method using microwave energy controlled in accordance with the level of water and the input voltage of the microwave generating means |
| 01/25/1994 | US5281026 Printed circuit board with cooling monitoring system |
| 01/25/1994 | US5280877 Tap assembly reciprocal positioning assembly |
| 01/25/1994 | CA1326478C Valve seat structure for automotive thermostatic fluid control valve device |
| 01/20/1994 | DE4223653A1 Control device for grilling, baking or woking process in electric oven - controls energy supplied to oven in dependence on specific cooking characteristics for each food |