| Patents for F24F 11 - Control or safety systems or apparatus (29,222) |
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| 08/08/2000 | US6098413 Air conditioning system having single bus line |
| 08/02/2000 | CN2390135Y Controller with back light LCD for air conditioner |
| 08/01/2000 | US6095427 Temperature control system and method for efficiently obtaining and maintaining the temperature in a conditioned space |
| 08/01/2000 | US6095426 Room temperature control apparatus having feedforward and feedback control and method |
| 07/27/2000 | WO2000043715A1 Enhanced economizer controller |
| 07/27/2000 | WO2000043072A1 Method and device for preventing distribution of fire gases in a ventilating system |
| 07/27/2000 | DE19900735A1 Operating method for functional unit in motor vehicle involves acquiring thermogram of interior of vehicle using camera unit and using thermogram to drive elements of functional unit |
| 07/26/2000 | CN1054914C Air conditioner |
| 07/25/2000 | US6093229 Drive checking system for fan filter units in clean room |
| 07/25/2000 | US6093097 Methods and apparatus for controlling an air inlet closure of an air conditioner |
| 07/25/2000 | US6092380 Method for regulating the cooling performance of an air conditioning system |
| 07/20/2000 | WO2000042587A1 Electronic message delivery system utilizable in the monitoring of equipment and method of same |
| 07/20/2000 | CA2358536A1 Electronic message delivery system utilizable in the monitoring of equipment and method of same |
| 07/18/2000 | US6089310 Thermostat with load activation detection feature |
| 07/13/2000 | DE19920973A1 Equipment for improving power factor of air conditioning system equipped with inverter frequency changer by forced modification of the supply current wave shape |
| 07/12/2000 | CN2387434Y Air conditioner remote controller with liquid crystal display |
| 07/12/2000 | CN2387433Y Network-type air conditioner |
| 07/12/2000 | CN1260037A Air conditioning system and method of operating same |
| 07/12/2000 | CN1259664A Apparatus and method used for monitoring humidity |
| 07/12/2000 | CN1259643A Device for improving power factor for air conditioner |
| 07/11/2000 | US6085834 Air handling system |
| 07/11/2000 | US6085531 Air conditioner |
| 07/06/2000 | WO2000039506A1 Computer controlled method and system for controlled natural ventilation of a building |
| 07/05/2000 | EP1015822A1 Method for operating a stove in a building, and a device for carrying out this method |
| 07/05/2000 | CN1258958A Harmonic suppression equipment for air conditioner and its suppression method |
| 07/04/2000 | US6084365 Actuator having timer-controlled power switching device |
| 06/29/2000 | WO2000037858A1 Variable-air-volume diffuser, assembly and method |
| 06/28/2000 | EP1014011A1 Method and apparatus for controlling air flow in indoor machine of air conditioner |
| 06/28/2000 | EP1014010A2 Air conditioner |
| 06/28/2000 | EP1014009A2 An air conditioner |
| 06/28/2000 | EP1014008A2 Smoke ventilation system |
| 06/28/2000 | CN1257986A 空调机 Air conditioning |
| 06/27/2000 | US6079627 Method and apparatus for measuring airflows in HVAC systems |
| 06/27/2000 | US6079483 Temperature/humidity controller for use in an air conditioner and a recording medium storing temperature/humidity control programs used therefor |
| 06/27/2000 | US6079219 Air conditioner |
| 06/22/2000 | WO2000036342A1 Device for sucking up and filtering polluted air |
| 06/21/2000 | EP1011199A1 Device and method for detecting humidity |
| 06/21/2000 | EP1010952A2 Air direction control method for an air conditioner |
| 06/21/2000 | CN2384155Y Power wire storing device for air conditioner |
| 06/21/2000 | CN1257182A Air conditioner |
| 06/15/2000 | DE19856554A1 Heat sensor for hot cubicle such as sauna, steam room, infrared cubicle or wall-heated rooms has sectors sandwiched together, at least one of which is semi-spherical |
| 06/14/2000 | EP1008817A2 Continuous fan adjustment method |
| 06/14/2000 | CN1256388A 空调控制系统 Air conditioning control system |
| 06/14/2000 | CN1053494C Control method of air conditioner |
| 06/13/2000 | US6074463 Fan filter unit having a monitoring device for use in a semiconductor device manufacturing clean room |
| 06/13/2000 | US6073455 Refrigerant leakage warning device for apparatus having refrigeration cycle using flammable refrigerant |
| 06/08/2000 | DE19856193A1 Protecting parts of building against smoke caused by fire involves detecting smoke on successive occurrences, initiating flushing phase each time by setting maximum outlet cross-section |
| 06/07/2000 | EP1005621A1 Ventilator for window elements |
| 06/07/2000 | CN1255607A Control method for energy-saving of air conditioner |
| 06/07/2000 | CN1255606A Remote controller for air conditioner |
| 06/07/2000 | CN1255605A Cold/warm air conditioner |
| 06/06/2000 | US6072397 Method and apparatus for reducing flame emissions from an electronics enclosure |
| 06/06/2000 | US6070660 Variable speed fan motor control for forced air heating/cooling system |
| 06/03/2000 | CA2291423A1 Method and apparatus for reducing flame emissions from an electronics enclosure |
| 06/02/2000 | WO2000031475A1 Automatic hydraulic balancing device |
| 05/31/2000 | EP1004828A2 Method for regulating the cooling performance of an air conditioning system |
| 05/31/2000 | DE19956819A1 Hydraulikausgleichsvorrichtung für eine Heizungsanlage Hydraulic balancing device for a heating installation |
| 05/31/2000 | DE19855056A1 Intelligent system for ventilation of individual rooms with window mounted unit for radio controlled operational units |
| 05/31/2000 | CN1053037C Error detection for HVAC systems |
| 05/30/2000 | US6070110 Humidity control thermostat and method for an air conditioning system |
| 05/25/2000 | WO2000009955A3 Control unit for air conditioning |
| 05/25/2000 | DE19854016A1 Ventilation system for building has control element influenced by regulator or controller and mounted at window in exterior wall to position window in at least open and closed positions |
| 05/23/2000 | US6065304 Device and method for vacuumizing an air conditioner having a plurality of compressors and condensers |
| 05/23/2000 | US6065298 Air conditioner automatically controlling operation based on supply voltage or supply frequency |
| 05/17/2000 | CN2378665Y Intelligent energy-saving central heating system |
| 05/17/2000 | CN1253260A Energy-variable air conditioner with additional by-pass ventilation |
| 05/16/2000 | US6062482 Method and apparatus for energy recovery in an environmental control system |
| 05/16/2000 | CA2198053C Automated branch flow calibration in a hvac distribution system |
| 05/10/2000 | EP0999418A2 Real-time pricing controller of an energy storage medium |
| 05/09/2000 | US6059196 Storage system with ambience conditioning facilities |
| 05/04/2000 | WO2000025070A1 Air conditioner outdoor unit drive control unit |
| 05/04/2000 | DE19849868A1 A method for controlling the carbon dioxide concentration in building ventilation systems has a CO2 sensor and microprocessor control system having upper and lower concentration limits. |
| 05/04/2000 | DE19849662A1 Air-conditioning system for control of temperature and humidity of room has system of permeable and watertight pipes embedded in porous building blocks |
| 05/03/2000 | EP0667007B1 System for controlling flow through a process region |
| 05/02/2000 | US6055819 Apparatus and method for preventing an evaporating for an air conditioning system form freezing |
| 05/02/2000 | US6055818 Method for controlling refrigerant based air conditioner leaving air temperature |
| 04/26/2000 | CN1051841C Method for detection of current in air conditioner |
| 04/25/2000 | US6053810 Domestic gas detection and expulsion appliance |
| 04/25/2000 | US6053002 Apparatus for controlling an air conditioner |
| 04/25/2000 | US6053001 Controller of air conditioner |
| 04/20/2000 | WO2000022355A1 Air conditioner |
| 04/19/2000 | CN2374793Y Condensed water overflow auto warner for air conditioning box or fan coil |
| 04/13/2000 | WO2000020238A2 Regulating device for a coolant circuit of an air conditioning system |
| 04/13/2000 | DE19846026A1 Regeleinrichtung für einen Klimaanlagen-Kältemittelkreislauf Control device for an air conditioner refrigerant circuit |
| 04/13/2000 | CA2312701A1 Regulating device for a coolant circuit of an air conditioning system |
| 04/12/2000 | EP0992744A2 Control device for a refrigerant circuit of an air conditioning plant |
| 04/12/2000 | EP0813671A4 Peak-load conserving thermostat and method |
| 04/12/2000 | EP0742883A4 Apparatus and method for automatic climate control |
| 04/12/2000 | CN1250144A Awaiting electric energy controller |
| 04/11/2000 | US6049741 Method of predicting a failure and control unit and load controlling system using the same |
| 04/11/2000 | US6049615 Intergrated active noise control system for air handling unit |
| 04/11/2000 | US6047555 Refrigerating/air conditioning heat exchanging system with combined air/water cooling functions and the method for controlling such a system |
| 04/06/2000 | DE19844678A1 Cowhouse ventilation for loose stalls uses flexible tensioned side film web between rollers affording permeable and impermeable air flow parts for stall ventilation control. |
| 04/05/2000 | CN2372607Y Telephone remote controller with speech prompting function for air conditioner |
| 04/05/2000 | CN1249415A 空调机 Air conditioning |
| 04/04/2000 | USRE36637 Flow regulator |
| 04/04/2000 | US6044652 Multi-room type air-conditioner |
| 03/30/2000 | WO2000017584A1 Air handling system |
| 03/30/2000 | WO2000017583A1 Heat transfer system |
| 03/30/2000 | DE19841476A1 Eingabesystem und Verfahren zur Eingabe von Prozeßparametern Input system and method of inputting process parameters |