Patents for F24D 13 - Electric heating systems (7,412) |
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03/16/1994 | CN2158981Y Quick-acting electric heating device |
03/16/1994 | CN1083911A Electrothermal floor brick and its production method and install method about it |
03/09/1994 | EP0358670B1 Surface coating |
03/09/1994 | CN2158506Y Heat-pipe type electrical heater |
03/02/1994 | CN2158052Y Heating system with electric heating device |
02/23/1994 | CN2157438Y Flexible electric warmer |
02/23/1994 | CN2157437Y Electric foot heating blanket |
02/16/1994 | CN2156427Y Dry no-fan electric heater |
02/09/1994 | CN2155513Y Electric heating water radiator |
02/02/1994 | CN2154977Y Electrothermal plate |
01/26/1994 | CN2154421Y Glass plate type transparency electric heater |
01/12/1994 | CN2153004Y Efficient energy-saving electric heater |
01/12/1994 | CN2153003Y Efficient insertion part type heat-tube electric heater |
01/05/1994 | CN2152167Y Infrared electric heating device with ring heating tube |
12/23/1993 | WO1993025780A1 Slab for depositing heating or cooling elements on surfaces, such as floors, adapted for heating or cooling |
12/23/1993 | WO1993025776A1 Formwork for building a concrete wall, and heating wall thus obtained |
12/23/1993 | CA2137798A1 Formwork for building a concrete wall, and heating wall thus obtained |
12/22/1993 | CN2150483Y Strongly magnetic electric-heating energy-storaged heating device |
12/14/1993 | US5269108 Heated glazed wall |
12/08/1993 | CN2148913Y Electric heating stove |
12/02/1993 | CA2097206A1 Wall structure for use in buildings |
12/01/1993 | CN2148281Y Heating bushing for heating radiator |
12/01/1993 | CN2148280Y Portable miniature electric warming device |
11/25/1993 | WO1993023969A1 Heating device |
11/24/1993 | CN2147452Y Domestic electric heating water device for warming |
11/16/1993 | US5263114 Ceiling element for regulating temperature |
10/28/1993 | DE4228321C1 Heating mat for electrical surface heating - has adjacent meander loops of heating wire pointed together via elastic longitudinal coupling elements |
10/27/1993 | CN2144787Y High efficiency full reflection electrothermal converter type warm-air blower |
10/26/1993 | US5256858 Soda lime glass inner insulating layer |
10/20/1993 | CN2144265Y Heat-pipe air-condition type warmer |
10/13/1993 | CN2143743Y Mushroom shape double radiation surface infra red eletric heating device |
10/06/1993 | CN2143303Y 防水自动暖气机 Automatic water heater |
10/06/1993 | CN2143302Y Electric and decorative indoor heating facility |
09/30/1993 | WO1993019565A1 An induction panel heater |
09/30/1993 | DE4312400A1 Person oriented local IR heating of spaces in low energy building - using programme engineered spatial location and following of personnel by corresp. sensor and computing techniques |
08/26/1993 | DE4306790A1 Natural stone heating radiator - has closer spaced heat distribution tubes near bottom section and with sliding contact heat plate |
08/25/1993 | CN2141048Y Domestic electric heater |
08/18/1993 | CN2140486Y Thermal pipe heating apparatus |
08/18/1993 | CN2140485Y Offset electrothermal heating apparatus |
08/17/1993 | CA1321411C Facade heating |
08/11/1993 | EP0554459A1 Heating apparatus using ptc thermistor |
08/05/1993 | DE4203303A1 Heating of flat radiators located in room by means of heat energy conversion - using heat energy supplied to coating applied on carrier plate which is converted to IR radiation and heating of coating is limited by limit of energy drain to surface |
08/04/1993 | CN2139670Y Ceramic heater for warming |
07/28/1993 | EP0552434A1 Heated backrest |
07/14/1993 | CN2138265Y Circular heater |
07/14/1993 | CN2138264Y Multifunctional electric health-care warmer |
07/14/1993 | CN2138263Y Super-thin electric warmer |
07/14/1993 | CN2138260Y Quartz infrared electronic heater |
07/01/1993 | DE4143036A1 Room ventilator with duct to outside air - is incorporated in window frame head together with sound vibrations suppressor |
06/23/1993 | CN2136955Y Air-conditioning machine with function of warming |
06/23/1993 | CN2136954Y Energy-saving, long-life electronic warmer |
06/09/1993 | CN2135739Y Wall type energy-saving fast heating electric heater |
06/02/1993 | CN2135118Y High-efficient quick-heating portable electric heater |
06/02/1993 | CN2135117Y Hot-pipe electric heater |
06/02/1993 | CN2135116Y Superconducting electric heater |
05/27/1993 | DE4138397A1 Heating system for dwelling and therapy rooms - has heating/radiating elements, with carrier, of prepressed material, for tube/hose system, and fireproof cement for tiles |
05/26/1993 | EP0543589A1 Multi-purpose tile heater |
05/26/1993 | CN2134614Y Calandria electric central heating |
05/20/1993 | CA2083302A1 Heating tile |
05/19/1993 | CN2133793Y Heat-storing unit |
05/19/1993 | CN2133792Y Convection ratiating electric warming device |
05/19/1993 | CN2133791Y Electric warming unit using fluorescent lamp ballast waste heat |
05/12/1993 | CN2132942Y Finned type electric heating radiator |
05/06/1993 | DE4136134A1 Wall-mounted electric room heater - uses flat conductor as heating element with heat radiation characteristic corresponding to that of living tissue |
05/05/1993 | CN2132117Y Electric heating device for separate unit |
05/05/1993 | CN2132116Y High efficiency electric heater |
04/28/1993 | CN2131051Y Improved ceramic electric heater for fan |
04/14/1993 | EP0445253B1 Surface heater |
04/07/1993 | CN1070729A Far infrared hot-tube type efficient electric heating appliance |
03/25/1993 | DE4209124A1 High thermal capacity flat heater plate - consists of polymer-concrete sheet of any desired shape completely covering heater element and fitted with thermostat, leads etc. |
03/24/1993 | EP0533072A1 Flat heating element |
03/24/1993 | CN2128708Y Superconducting hot water heating device |
03/24/1993 | CN2128707Y Power on & heat-retaining electronic timer for electric heating device |
03/16/1993 | CA1314581C Heater device used for floor material etc. and floor material with heater contained therein |
02/27/1993 | WO1993004490A1 Heating apparatus using ptc thermistor |
02/24/1993 | CN2127476Y Convection electrical heater |
02/18/1993 | DE4126723A1 Wall- or floor-covering - has electrical resistance heaters between layers joined together |
02/17/1993 | CN2127156Y Multi-purpose semicondutor infrared heating device |
02/03/1993 | CN2126734Y Electric heating wall |
01/28/1993 | DE4124684A1 Surface electrical heating element e.g. for car seat - has carrier of flexible material into which is set heating element consisting of multiple filaments |
01/19/1993 | US5180900 Electrical resistance element with heat-sensitive disconnect capability |
12/30/1992 | CN2126390U Multi-purpose electric heater |
12/23/1992 | WO1992022773A1 Heated floor |
12/23/1992 | CN2125789U Low-voltage electric heating device for warming |
12/23/1992 | CA2111216A1 Heated floor |
12/02/1992 | CN2123721U Supercondtion electric heating radiator |
11/25/1992 | CN2123030U Water-electric heater |
11/24/1992 | US5166497 Facade heating |
11/18/1992 | CN2122346U High efficiency energy-saving heating apparatus |
11/11/1992 | CN2121641U Domestic far-infrared electric heater |
11/04/1992 | CN2120984U Electric heat warm wall |
11/04/1992 | CN2120983U Electric warm board |
11/04/1992 | CN2120982U Energy saving magnetization warming apparatus |
10/28/1992 | CN2120293U Multi-function electric heater |
10/27/1992 | US5159176 Device for heating, by infrared radiation, fixed on a wall or the ceiling of a room of a building |
10/22/1992 | DE4220742A1 Integrated surface heating system for buildings - uses material combination of grid-shaped pre-coated aluminium@ mat embedded in clay layers and in contact with heat sources |
10/22/1992 | DE4112565A1 Heating mat for floors - uses flexible matrix carrying heating wires embedded within screed upon hard foam base with water barrier |
10/21/1992 | CN2119602U Heat pipe electric heater |
10/21/1992 | CN2119601U Air heater |
10/14/1992 | CN2118938U Rapid electric heater |