Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24F - Air-conditioning; Air-humidification; Ventilation; Use of air currents for screening › F24F 11 - Control or safety systems or apparatus
Patents for F24F 11 - Control or safety systems or apparatus (29,222)
10/1985
10/15/1985US4546917 Temperature and hygrometry control and regulation interface
10/15/1985US4546694 Blower unit for air-conditioning plant
10/15/1985CA1195167A1 Air register with automatic zone control
10/09/1985EP0157723A2 Refrigeration unit compressor control
10/09/1985EP0157722A2 Refrigeration unit controls
10/09/1985EP0157507A2 Air conditioning system
10/08/1985US4545210 Electronic program control for a refrigeration unit
10/01/1985US4543796 Control and method for tempering supply air
09/1985
09/25/1985EP0155718A2 Installation for maintenance of the temperature of rooms such as halls, hangars, factory buildings etc. with hot air
09/11/1985EP0154461A2 Room air circulating apparatus
09/10/1985US4540118 Variable air volume air conditioning system
09/10/1985US4540040 Air temperature control system for vehicles
09/10/1985US4539823 Air conditioning system
09/10/1985US4539821 Capacity control device for controlling a variable displacement compressor in an air conditioning system
09/03/1985US4538420 Defrost control system for a refrigeration heat pump apparatus
09/03/1985US4538419 Refrigeration unit controls
08/1985
08/28/1985EP0152695A2 Control apparatus for a climate control system
08/27/1985US4537245 Zone air-conditioning control system for motor vehicle compartment
08/20/1985USRE31973 Fluidic flow sensing and control apparatus
08/20/1985US4535601 Fogging system for spraying atomized water into building for cooling animals
08/20/1985CA1192288A1 Optimized selection of dissimilar chillers
08/13/1985US4534278 Livestock confinement building wall-vent controller
08/13/1985CA1191927A2 Monitoring of fluid flow
08/07/1985EP0150888A2 Computer controlled air consitioning systems
08/06/1985US4533080 Air terminal--air handler interface
08/06/1985CA1191575A1 Thermostat self-test apparatus and method
07/1985
07/31/1985EP0149965A2 Method for preventing formations of mildew
07/23/1985US4530395 Single zone HVAC controlled for operation in multiple zone arrangement
07/10/1985EP0147825A2 Defrost control system for a refrigeration heat pump
07/03/1985EP0146574A1 Procedure and means for making the effect of gravity the same in flow regulators independent of the installation mode.
07/02/1985US4526010 Separation type air conditioner
06/1985
06/26/1985EP0146488A2 Variable volume multizone system
06/26/1985EP0146485A1 Bellows assembly
06/19/1985EP0144370A1 Flow regulator and its use.
06/19/1985EP0144369A1 Flow regulator.
06/19/1985EP0144331A1 Zone condition controller and method of using same
06/18/1985US4523715 Method and apparatus for air conditioner control
06/18/1985US4523713 To regulate the volume of flow of air from a duct to a room
06/18/1985US4523609 Volume flow or pressure regulating device
06/12/1985EP0143819A1 Flow regulator.
06/11/1985US4522116 Selective zone isolation for HVAC system
06/04/1985US4520959 Energy saver damper assembly
05/1985
05/28/1985US4519539 Method and apparatus for regulating an economizer damper using indoor fan air pressure
05/28/1985US4519443 Window pane defroster device with vehicle air conditioning apparatus
05/28/1985CA1187993A1 Apparatus for controlling air conditioner by voice
05/28/1985CA1187966A1 Sub-zone control in heating and ventilation systems
05/21/1985US4518032 Temperature control apparatus for automobile air-conditioning systems
05/21/1985US4517812 Load control device for a heat-pump type air conditioning apparatus
05/21/1985US4517808 Heat pumping system
05/08/1985EP0140734A1 Interface for controlling and regulating temperature and hygrometry
05/07/1985US4516207 Apparatus for controlling air conditioner by voice
05/07/1985US4515308 Flow stabilizer for a ventilation duct
05/07/1985US4515069 Change-over diffuser
05/07/1985CA1186771A1 Temperature control apparatus for use in vehicle air conditioner
05/02/1985EP0138884A1 Controllable rotary actuator
04/1985
04/24/1985EP0138729A2 Air distribution system and method for controlling the same
04/16/1985US4510851 Structure positionable across an opening in a building
04/16/1985CA1185674A1 Timer speedup for servicing an air conditioning unit with an electronic control
04/09/1985US4509678 Thermally-powered control mechanism
04/09/1985US4509371 Venturi flow measuring device and method
04/02/1985US4508021 Ventilating arrangement
04/02/1985US4507938 System for air-conditioning and hot water supplying
04/02/1985US4507932 Control system for air conditioning systems
03/1985
03/26/1985US4506830 Device for simultaneous control of air flow and circulation speed for an air conditioning installation with variable air flow
03/26/1985US4506518 Cooling control system and expansion valve therefor
03/26/1985US4506516 Refrigeration unit compressor control
03/26/1985US4506514 Controlling energy in an air-conditioning system
03/19/1985US4505600 Temperature sensor
03/12/1985US4503686 Control system for a split type air-conditioner
03/12/1985CA1183957A1 Apparatus for controlling air conditioner by voice
03/05/1985US4502290 Air conditioner
02/1985
02/26/1985US4502084 Air conditioning system trouble reporter
02/26/1985US4501389 Automatic damper assembly
02/26/1985US4501125 Temperature conditioning system staging control and method
02/19/1985US4500034 In an air distribution system
02/12/1985US4499377 Detection and control system based on ambient air quality
02/12/1985US4498373 Air inlet system
02/12/1985US4498311 Control device for a variable displacement compressor in an air conditioning system
02/12/1985US4498309 Blower control arrangement for air conditioning unit or the like
02/05/1985US4497242 For a room equipped with a fume hood
02/05/1985US4497241 Device for automatically adjusting angle of louver
01/1985
01/29/1985US4497031 Direct digital control apparatus for automated monitoring and control of building systems
01/29/1985US4495778 Temperature and pressure actuated capacity control system for air conditioning system
01/22/1985US4495560 Fluctuating drive system
01/15/1985US4493456 Temperature-responsive automatic ventilator
01/15/1985US4493194 Apparatus for controlling the operation of an indoor fan associated with an air conditioning unit
01/15/1985US4493193 Reversible cycle heating and cooling system
01/15/1985CA1180934A1 Automatic damper device
01/08/1985US4493100 Apparatus for controlling air conditioner by voice
01/08/1985CA1180590A1 Ventilation control system
01/03/1985WO1985000064A1 Zone condition controller and method of using same
01/02/1985EP0129888A2 Air flow controlling apparatus
01/02/1985CA1180420A Integrated control system using a microprocessor
01/01/1985US4491270 Thermally actuated diffuser
01/01/1985US4491061 Air conditioning system
12/1984
12/19/1984EP0128793A1 Device for connecting a gas-fired condensing water heater to a mechanically controlled ventilation duct
12/19/1984EP0128690A1 Improvements in fluid flow control valves
12/19/1984EP0128485A2 Floor outlet for ventilating and air conditioning systems
12/18/1984US4488575 Volume flow regulator for ventilation systems
12/18/1984US4488409 Trouble diagnosing apparatus for an automobile air conditioner
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