Patents for G05D 23 - Control of temperature (28,546) |
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04/07/1993 | EP0535952A1 Humidifier |
04/07/1993 | CN2129146Y Multifuction health-care exercise plate for prolonging one's life |
04/06/1993 | US5200644 Air conditioning system having battery for increasing efficiency |
04/06/1993 | US5199637 Electronic thermostat having correction for internally generated heat from load switching |
04/06/1993 | CA1315888C Versatile interface means for computer-based control systems |
04/01/1993 | WO1993006420A1 Device for setting operation mode of air conditioner |
03/31/1993 | EP0534447A1 D.C. fan control circuit for linearly variable cooling |
03/31/1993 | EP0427775B1 Method of regulating a central or district heating plant by means of a differential pressure valve, and unit for working method |
03/31/1993 | EP0418229B1 Method in continuous heat treatment of a liquid the flow of which varies |
03/31/1993 | CN2129051Y Automatic temp. control arrangement for electric warming pad |
03/31/1993 | CA2079040A1 Thermostat having simple battery level detection |
03/30/1993 | USRE34202 Dual mode pneumatic control system |
03/30/1993 | US5198809 Hard wired programmable controller especially for heating ventilating and air conditioning (HVAC systems) |
03/30/1993 | US5197671 Pressure relief valve with thermal trigger and movable seal plug |
03/30/1993 | US5197668 Communicating thermostat |
03/30/1993 | US5197667 Hvac low power usage circulation blower |
03/30/1993 | US5197666 Method and apparatus for estimation of thermal parameter for climate control |
03/30/1993 | US5197537 Apparatus for controlling temperature of machine tool |
03/30/1993 | US5197375 Conveyor oven control |
03/25/1993 | DE4131440A1 Mixing hot and cold water for shower head - using setting motor valves to control hot and cold water supplies allowing periodic adjustment |
03/25/1993 | DE4130748A1 Heating and cooling building using fluid media - involves common forward and rear flow conduit switchable between heating and cooling functions |
03/24/1993 | EP0532724A1 Electronic thermostat switch clock. |
03/23/1993 | US5195678 Automotive oil level control apparatus |
03/23/1993 | CA2052643C Pneumatic direct digital controller |
03/23/1993 | CA2030709C Method for controlling an electronic expansion valve in refrigeration system |
03/18/1993 | WO1993005377A1 Compact programmable temperature detector apparatus |
03/18/1993 | DE4140804C1 Control equipment for motor vehicle passenger compartment heater - uses data memory for specific operating modes and appts. identifying data for heating independently of engine |
03/18/1993 | DE4130513A1 Temp. controller esp. for engine induction air flowmeter - includes resistor bridge with high impedance measurement resistance, heating resistance and amplifier with voltage control loop |
03/17/1993 | EP0532450A2 Space temperature control |
03/17/1993 | EP0531987A2 Electrical heating unit |
03/17/1993 | EP0474815A4 Apparatus for making color proof laminations |
03/17/1993 | CN2128099Y Automatic temp. controlling circuit for electric rice cooker |
03/17/1993 | CN1069876A Injure Therapeutic appliance |
03/16/1993 | US5194187 Steam/water mixer |
03/16/1993 | US5193742 Method for controlling operation of air-conditioner to adjust room temperature automatically |
03/16/1993 | US5193388 Method and apparatus for determining the flow rate of a flowing fluid mass |
03/16/1993 | US5193347 Helmet-mounted air system for personal comfort |
03/16/1993 | CA1314397C Air conditioner |
03/11/1993 | DE4230208A1 Controlling output temp. of electrically heated through-flow water heater - deriving required heating power from through-flow channel input and output temperatures, instantaneous heating power, throughput, and defined output temp. |
03/11/1993 | DE4225622A1 Control method for building heating and cooling systems with inertia - estimating average external temp. against time from measured values over previous 24 hour period taking account of day-night fluctuations and trends |
03/10/1993 | EP0530997A1 Electronic automatic temperature control |
03/10/1993 | EP0530727A1 Storage heater |
03/10/1993 | EP0530471A1 Actuating device for a mixing valve |
03/10/1993 | EP0530433A2 Refrigerator cold control |
03/10/1993 | CN2128008Y Automatic circulation controller for central heating |
03/09/1993 | US5192022 Fuel-fired heat pump system |
03/09/1993 | US5192020 Intelligent setpoint changeover for a programmable thermostat |
03/09/1993 | US5191774 Refrigerating compartment temperature control device |
03/04/1993 | WO1993004421A1 Temperature control in an ohmic process |
03/04/1993 | WO1993004420A1 Temperature control device and method of calibration |
03/04/1993 | WO1993004326A1 Interactive elecronic thermostat with minimum and maximum temperature thermal limit switches |
03/04/1993 | DE4129196A1 Heating power regulator for domestic electric cooking hob - has resistance sensor set into block that engages side of cooking pan to provide direct temp. measurement |
03/04/1993 | CA2116663A1 Interactive electronic thermostat with minimum and maximum temperature thermal limit switches |
03/04/1993 | CA2094147A1 Temperature control device and method of calibration |
03/03/1993 | EP0529983A2 Fluid mixing apparatus |
03/03/1993 | EP0529316A1 Room temperature control device |
03/02/1993 | US5191643 Method and apparatus for refrigeration control and display |
03/02/1993 | US5190215 Method for controlling a boiler |
02/27/1993 | WO1993004490A1 Heating apparatus using ptc thermistor |
02/25/1993 | DE4222181A1 Assembly for converting spectrophotometer to fluorometer |
02/23/1993 | US5189283 Current to power crossover heater control |
02/23/1993 | US5189281 Rethermalization cart indicator system |
02/23/1993 | US5188561 For installation in static structures |
02/23/1993 | US5188287 Thermostat actuated by an expanding wax capsule and incorporating a safety device |
02/23/1993 | US5188286 Thermoelectric piezoelectric temperature control |
02/23/1993 | US5187943 Control apparatus for air-conditioner |
02/23/1993 | CA1313808C2 Thermostatic pressure balanced valve assembly |
02/23/1993 | CA1313807C2 Thermostatic pressure balanced valve assembly |
02/17/1993 | EP0527467A2 Setup-setback thermostat having a simple setup-setback visual indicator |
02/17/1993 | EP0527420A2 Fixing device |
02/16/1993 | USRE34179 Temperature controlled hybrid assembly |
02/16/1993 | US5187670 Control system for scheduling parts in a heat-treating process |
02/16/1993 | US5186385 For a flue |
02/16/1993 | US5186277 Generator sealing oil temperature control method and apparatus utilizing temperature matching |
02/16/1993 | US5186097 Fryer controller |
02/11/1993 | DE4126597A1 Heat treatment of units with mounted electrical and electronics - having components on conveyor moved through successive heating and cooling units |
02/11/1993 | DE4126227A1 Controllable heat conducting system esp. for cooling electronic assemblies - contains two heat conductors in variable thermal contact, one being elastically deformable to vary contact area |
02/10/1993 | EP0412959B1 A method for analysing and controlling a cooling process |
02/10/1993 | CN2126925Y Electronic adjustable temp apparatus |
02/09/1993 | US5185513 Heat controller and method for heat treatment of metal |
02/09/1993 | US5185126 Process control; forced hot air destroying bacteria, melting plastics; microprocessor; in situ, continuous |
02/09/1993 | CA1313552C Demand limit control by integral reset of thermostats |
02/09/1993 | CA1313550C Electrically commutated, variable speed compressor control system |
02/04/1993 | WO1993002308A1 Tempering valve |
02/03/1993 | EP0526425A2 Detector device for evaluating the thermal comfort conditions in an environment, for example, in the interior of a motor vehicle |
02/03/1993 | CN2126745Y High safety electric stove for steam bath |
02/03/1993 | CN1068640A Control device for combustion apparatus and method for controlling same |
02/02/1993 | US5184300 Control apparatus for a vehicle for controlling a device mounted thereon |
02/02/1993 | US5183998 Apparatus and method for heating water for infusion and the like |
02/02/1993 | US5183204 Mimetic thermostat |
02/02/1993 | US5183039 Temperature control device for fluid filled pad |
02/02/1993 | US5183012 Thermostatic valve |
02/02/1993 | CA1313394C Control and monitoring circuit for electric seat heaters, especially in automotive vehicles |
01/28/1993 | DE4220203A1 Fixiereinheit zur verwendung in einem elektrofotografischen bilderzeugungsgeraet Fuser unit for use in an electrophotographic bilderzeugungsgeraet |
01/28/1993 | DE4124304A1 Thermostat operated,three- way radiator valve - has by-pass side valve seat parallel to and spaced from radiator side valve seat. |
01/26/1993 | US5182439 Method and apparatus for operating a food oven |
01/26/1993 | US5181656 Water recirculating apparatus |
01/26/1993 | US5181654 Sunshine sensor and air conditioner for vehicle |
01/26/1993 | US5181653 Residential heating and air conditioning control system |
01/26/1993 | US5181556 System for substrate cooling in an evacuated environment |