| Patents for B61D 27 - Heating, cooling, ventilating, or air-conditioning (1,689) |
|---|
| 10/26/1994 | CN2180547Y Wind return device for train window |
| 10/19/1994 | EP0620392A1 Device to prevent or limit sudden pressure changes in vehicles, especially in land crafts |
| 10/18/1994 | US5355690 Air conditioning apparatus |
| 10/17/1994 | CA2121426A1 Device for controlling or limiting pressure drops within vehicles, especially land vehicles |
| 10/04/1994 | US5351933 Quick-acting gate valve |
| 09/21/1994 | EP0615872A2 Cooling and heating combined process and device for the air conditioning of a room |
| 09/08/1994 | DE4405377A1 Cooling device for vehicles, in particular for rail vehicles |
| 08/31/1994 | EP0612964A1 Device for controlling air conditioning |
| 08/17/1994 | EP0611277A1 Air conditioning equipment |
| 08/17/1994 | EP0610692A1 Method and device for controlling the rate of fresh air in high speed trains |
| 07/20/1994 | EP0606862A1 Arrangement of actuators |
| 07/13/1994 | CN2171531Y Air purifying apparatus for vehicle |
| 07/06/1994 | EP0471039B1 Air-conditioning unit for motor vehicles, in particular omnibuses |
| 07/06/1994 | CN1088882A Quick-acting gate valve |
| 06/28/1994 | US5323622 Multi-temperature cryogenic refrigeration system |
| 05/31/1994 | US5316214 Air conditioner for railway vehicles |
| 05/25/1994 | EP0598210A1 Fast dosing valve for mounting at inlet and outlet parts of ventilation installations |
| 05/18/1994 | CN2165050Y Automatic ventilator |
| 05/04/1994 | EP0594882A1 Ventilating apparatus for conveyance |
| 05/04/1994 | CN2163767Y Heating device on passenger trains |
| 04/20/1994 | EP0593163A1 Rolling stock ventilator and its control method |
| 04/20/1994 | EP0592833A1 Cooling and heating combined process and a device for airconditioning a compartment |
| 04/16/1994 | CA2108501A1 Combined cooling and heating process and device for conditioning a room |
| 03/09/1994 | CN2158360Y Device for cleaning the air in automobile |
| 03/08/1994 | CA1327450C Air-conditioning device, especially for railroad cars |
| 02/09/1994 | EP0582479A1 Temperature control system |
| 02/09/1994 | EP0478653B1 Temperature control systems for vehicles |
| 02/08/1994 | US5285047 Method and apparatus for preventing carry back in a rail car using an on-board heating device |
| 02/03/1994 | DE4300713C1 Ventilation-conduit mounting in rail coach roof - has supporting flange of profiled beam bearing against conduit section edges on inside and suspension flanges for beam bearing against outside |
| 02/02/1994 | EP0581237A1 Device for air conditioning |
| 02/02/1994 | CN2154818Y Air conditioning plenum ventilation device for train |
| 02/01/1994 | CA2051887C Microprocessor controlled climate control device for a plurality of mass transit vehicles |
| 01/20/1994 | DE4223647A1 Electronic unit cooling appts. for use in camper van - has cool air carrying system which draws cool air over underfloor equipment to leave below cooling ribs of electronic units |
| 01/19/1994 | EP0579536A1 Device and method to suppress sudden pressure changes in vehicles, in particular land vehicles |
| 01/13/1994 | DE4323334A1 Refrigerating unit, esp. for air-conditioning in railway train - has spring-loaded, inclined-seat safety valve between evaporator and compressor, controlled by pressure on exit side of compressor |
| 12/29/1993 | CN2151058Y Air conditioner for trains |
| 12/15/1993 | CN2149323Y Automatically mounting and dismounting arrangement for ventilating tube of trains |
| 12/09/1993 | DE4231051C1 Water separation system for vehicle air conditioning unit - uses meandering shaped grooves inclined against direction of air stream flow |
| 12/08/1993 | EP0572426A1 Improvements in and relating to automotive vehicles |
| 11/23/1993 | US5263894 Methods and apparatus for ventilating carriages |
| 11/16/1993 | US5261855 Smoke removal system for vehicles |
| 10/12/1993 | US5251816 For the passenger compartment of a bus |
| 10/06/1993 | EP0563807A1 Compressor and condenser unit for air-conditioning in a vehicle |
| 10/05/1993 | CA2016260C Air-conditioning system for a railroad car |
| 09/08/1993 | CN2141784Y Multifunctional angle cock closing preventing device for train |
| 08/26/1993 | DE4304403A1 Hydraulic control system for hydrostatic power transmission - uses two-level pressure limiting valve, and leakage oil circuit |
| 06/22/1993 | US5220808 Air conditioning unit for motor vehicle, particularly omnibuses |
| 06/16/1993 | CN2136180Y Jointing device of water radiator for railway motor car |
| 05/18/1993 | US5211027 Temperature control systems for vehicles |
| 05/14/1993 | CA2082603A1 Co2 cooled railcar |
| 03/24/1993 | EP0532866A1 Trackbound closed doubledecked transport wagon with lower deck and upper deck for transport of road vehicles, especially motor vehicles with internal combustion engine |
| 03/23/1993 | CA1314851C Heating and ventilating device for a rail car with two one-level end compartments and one two-level central compartment |
| 03/17/1993 | CN2128223Y Ventilator for vehicle |
| 02/09/1993 | US5184976 Air conditioning apparatus, particularly for rail vehicles |
| 02/03/1993 | EP0525357A1 Heating device |
| 01/20/1993 | EP0523752A1 Ventilating equipment for rolling stock |
| 12/09/1992 | EP0517081A1 Compact air conditioner |
| 12/08/1992 | US5168717 CO2 cooled railcar |
| 11/18/1992 | CN2122098U Travelling device for giving pleasant cool |
| 11/03/1992 | US5160515 Aspiration unit for conditioning air during rail car unloading of perishable food products |
| 10/22/1992 | DE4115964C1 Using solar energy for mobile refrigeration equipment - connecting solar generator to energy store between sunrise and sunset and operating refrigerator w.r.t. external air temp. over set time period |
| 10/21/1992 | CN2119369U Heat pipe type continuous water-supply tea boiler for passenger train |
| 10/06/1992 | US5152155 Carbon dioxide refrigerating system |
| 08/12/1992 | EP0498554A1 Methods and apparatus for ventilating carriages |
| 08/11/1992 | US5137490 Ventilating equipment for railway rolling stock and operating method thereof |
| 07/23/1992 | WO1992012022A1 Improvements in and relating to automotive vehicles |
| 06/30/1992 | US5125236 Combined generator set and air conditioning compressor drive system |
| 04/29/1992 | EP0482446A1 Microprocessor controlled climate control device for a plurality of mass transit vehicles |
| 04/14/1992 | US5104037 Microprocessor controlled climate control device for a plurality of mass transit vehicles |
| 04/08/1992 | EP0478653A1 Temperature control systems for vehicles. |
| 03/19/1992 | WO1992005058A1 Air conditioning system for railway car |
| 02/19/1992 | EP0471039A1 Air-conditioning unit for motor vehicles, in particular omnibuses. |
| 12/24/1991 | US5074122 Air-conditioning system for a railroad train |
| 12/04/1991 | CN2089901U Wind direction adjusting board for car window |
| 11/13/1991 | CN1056084A Air conditioner unit for mounting on or in the roof of vehicle |
| 10/30/1991 | CN2087590U Coal-fired type hot-tube heating boiler for railway carriage |
| 10/28/1991 | CA2039997A1 Air conditioner unit for mounting on or in the roof of a vehicle |
| 10/17/1991 | DE4023103A1 System for heating passenger compartment of omnibus - has warm air channels enclosed by ribbed device to form ribbed radiator delivering warm air to rear of plate heater |
| 09/25/1991 | EP0448326A2 Ventilating equipment for railway rolling stock and operating method thereof |
| 09/20/1991 | CA2038604A1 Ventilating equipment for railway rolling stock and operating method thereof |
| 09/11/1991 | CN1013848B Air-conditioning device, especially for railroad cars |
| 09/04/1991 | CN1013753B Pressure ventilation apparatus used for bus |
| 07/10/1991 | EP0436519A1 Air conditioning plant, particularly for rail vehicles |
| 06/26/1991 | EP0433567A2 Convector for internal heating of a large-volume vehicle |
| 06/19/1991 | EP0432669A2 Method and device for monitoring the air pressure in railway carriages |
| 06/13/1991 | WO1991008134A1 Vehicle air exchange according to passenger load |
| 06/04/1991 | US5020447 Tank car discharge valve heating unit |
| 05/29/1991 | CN2077822U Train cold air ventilator |
| 04/23/1991 | US5009148 Vehicle air exchange according to passenger load |
| 04/09/1991 | US5005372 Air conditioner unit for mounting on or in the roof of a vehicle |
| 04/04/1991 | WO1991004164A1 Air-conditioning unit for motor vehicles, in particular omnibuses |
| 02/07/1991 | WO1991001238A1 Heated tank car with discharge valve and pressure equalizer |
| 02/07/1991 | WO1991001237A1 Tank car discharge valve heating unit |
| 01/10/1991 | WO1991000205A1 Temperature control systems for vehicles |
| 01/09/1991 | EP0406359A1 Protective device for extracting impurities |
| 01/08/1991 | US4982583 Air conditioner for railway vehicles |
| 12/19/1990 | EP0402436A1 Heating appliance |
| 12/18/1990 | CA1277844C Cryogenic refrigeration system |
| 11/14/1990 | EP0397557A1 Air conditioning plant for a carriage |
| 10/25/1990 | DE3913158A1 Electrical heating or ventilation equipment for railway carriage - has unit surrounded on bracket with aligned electrical connectors |