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)
05/1982
05/12/1982EP0051307A1 Control for an air conditioning system
05/12/1982EP0051306A1 Control for automobile air conditioning system
05/12/1982EP0051287A1 Air-conditioning method and system for an automotive vehicle
05/11/1982US4328927 Temperature responsive ventilator construction
05/11/1982US4328926 Air-handling unit
05/11/1982US4328855 Method and apparatus for controlling automobile air conditioners
05/11/1982US4328680 Heat pump defrost control apparatus
05/11/1982CA1123494A1 Heat pump system defrost control
05/05/1982EP0050611A1 Method and apparatus for conserving energy in an air conditioning system
05/04/1982US4327559 Transport and chiller energy minimization for air conditioning systems
04/1982
04/28/1982EP0050331A2 System for controlling a vehicle-mounted air conditioner
04/28/1982EP0050287A2 Control system for a temperature conditioning apparatus
04/27/1982US4326667 Automatic temperature adjusting type air conditioner
04/20/1982US4325426 Air conditioner system
04/14/1982EP0049626A2 Temperature control system
04/13/1982US4324358 Minimum airflow control
04/13/1982CA1121874A1 Defrosting system using actual defrosting time as a controlling parameter
04/06/1982US4323191 Humidifying apparatus for an air-conditioning equipment
04/06/1982US4323111 Temperature control device for automobile air conditioner
03/1982
03/31/1982EP0048385A2 Method for heating buildings by means of a heat-pump process
03/23/1982US4320797 Control apparatus for air conditioner of automobile
03/18/1982WO1982000874A1 Controller for variable air volume cooling system
03/16/1982US4320316 Operation time control apparatus
03/02/1982CA1119040A1 Regulator for a damper assembly
02/1982
02/23/1982US4316577 Energy saving thermostat
02/23/1982US4316365 Defrost control system for refrigeration system
02/23/1982CA1118870A1 Heat pump control system
02/16/1982US4316251 Electric control method for automobile air conditioner
02/16/1982US4315415 Plenum type variable air volume mounting curb
02/16/1982US4315412 Air conditioning apparatus utilizing solar energy and method
02/16/1982CA1118512A1 Electronic temperature control system
02/09/1982US4314454 Method of operating refrigerating machine
02/09/1982CA1118073A1 Defrosting control system
02/02/1982US4313561 Temperature control system and thermally responsive electro-vacuum relay therefor
01/1982
01/26/1982US4312475 Flow adjustment mechanism for air distributor systems
01/26/1982US4312474 Positive shutoff
01/26/1982US4312226 Comparator
01/19/1982US4311190 Self contained heating and cooling system with emergency heating
01/19/1982US4311188 Control method and apparatus for air conditioners
01/19/1982CA1116424A1 Control system for air conditioner
01/12/1982CA1115956A1 Temperature control system and pushbutton controlled pneumatic actuator
01/08/1982EP0040213A4 Control of the atmosphere in an enclosure.
01/06/1982EP0043279A2 Control system for electrical heating/cooling apparatus
01/06/1982EP0043002A2 Minimum airflow control for individual units of a central air conditioning system
01/06/1982EP0042998A2 Positive shutoff for individual units of a central air conditioning system
01/05/1982US4308911 Residential monitoring and control system
12/1981
12/29/1981US4307775 Current monitoring control for electrically powered devices
12/29/1981CA1115380A1 Temperature control for variable volume air conditioning system
12/23/1981EP0042287A1 Vehicle air conditioning system with air purifier
12/16/1981EP0041667A2 A method and apparatus for maintaining constant the speed of an air flow within a room
12/15/1981US4305418 Fluid flow control valve
12/08/1981CA1114042A1 Logic controlled digital wall thermostat
12/08/1981CA1114041A1 Fan control circuit for air conditioner
12/01/1981US4302947 Heat pump system defrost control
11/1981
11/25/1981EP0040529A2 Environmental control system
11/25/1981EP0040213A1 Control of the atmosphere in an enclosure.
11/18/1981EP0040086A1 Improved air conditioning control system with master and tracking controllers
11/18/1981EP0039846A1 Air-conditioning control apparatus for automotive vehicles
11/10/1981US4299098 Refrigeration circuit for heat pump water heater and control therefor
11/10/1981US4299096 Device for overriding a time switch of an air conditioning system
11/04/1981EP0039067A1 Temperature control system & thermally responsive electrovacuum relay therefor
11/03/1981US4298164 Air conditioning system and control therefor
10/1981
10/29/1981WO1981003062A1 Method and apparatus for conserving energy in an air conditioning system
10/21/1981EP0038188A2 Air conditioner control method and apparatus
10/21/1981EP0037843A1 Air conditioning device for a multitude of rooms, especially ship's rooms
10/20/1981US4295632 Method and apparatus for reducing torque on an air damper
10/13/1981US4294404 Environmental control system
10/06/1981US4293029 Temperature control device for a heat pump
10/06/1981US4293028 Arrangement for controlling room temperature
10/06/1981US4293027 Control system for heating and cooling units
10/06/1981US4292811 Operating method for refrigerating machine
09/1981
09/29/1981US4291832 System powered reset velocity controller
09/29/1981US4291749 Method and apparatus for controlling compartment temperature of a vehicle
09/29/1981US4291542 Air drying apparatus of the condensation type
09/29/1981CA1109672A1 Stepped capacity constant volume building air conditioning system
09/22/1981US4290480 Environmental control system
09/15/1981US4289272 Temperature control apparatus
09/15/1981US4288990 Controller for an air conditioning or heating system
09/08/1981US4287722 Combination heat reclaim and air conditioning coil system
09/08/1981CA1108724A1 Apparatus for conserving energy in electrical appliances
09/01/1981US4286667 Flow control and fire detection apparatus
08/1981
08/25/1981US4285390 Method of and apparatus for supplying treated air to spaces having different cooling requirements
08/25/1981CA1107603A1 Flow control and fire detection apparatus
08/25/1981CA1107560A1 Motorized air damper having 360 continuous rotation with two way switch control
08/18/1981US4284237 Air conditioning control system with master and tracking controllers
08/18/1981US4284236 Air conditioning system
08/18/1981US4284132 Apparatus for conditioning air
08/11/1981US4283008 Pressurized signal control apparatus
08/11/1981US4283007 Multiple load integrated fluid control units
08/11/1981US4282719 Control system for regulating large capacity rotating machinery
08/11/1981CA1106812A1 Air conditioning installations
08/04/1981US4281789 Climate control for an animal barn
07/1981
07/29/1981EP0032735A2 Method and system for controlling a vehicle-mounted air conditioner
07/22/1981EP0032447A1 Means for controlling the flow of fluids through apertures and passages
07/21/1981CA1105263A1 Method and apparatus for controlling comfort conditions including setback
07/15/1981EP0031946A2 System for heat pump defrost control
07/15/1981EP0031945A2 Heat pump defrost control
07/08/1981EP0031518A1 Automobile Air-Conditioning Control Apparatus
07/07/1981US4277784 Switch scanning means for use with integrated circuits
07/07/1981US4277019 Electrically-controlled damper
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