| Patents for E04F 17 - Vertical ducts; Channels, e.g. for drainage (3,992) |
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| 11/24/2004 | CN2658291Y High-building exhaust duct system of reaching standard of exhaust of kitchen oil fume |
| 11/24/2004 | CN2658290Y Exhaust duct structure of home building |
| 11/24/2004 | CN2658289Y Speed-change component of exhaust duct |
| 11/24/2004 | CN2658288Y Double variable speed component of exhaust duct |
| 11/24/2004 | CN2658287Y Double variable speed device of exhaust duct |
| 11/24/2004 | CN2658286Y Exhaust duct system for air return |
| 11/24/2004 | CN1548356A Elevator with duct for tail cord |
| 11/18/2004 | WO2004098352A1 Cap for wiring pass-through hole |
| 11/18/2004 | US20040226225 Water diverter |
| 11/17/2004 | EP1476657A1 Power generation system |
| 11/11/2004 | US20040221541 Overlapping corner piece for siding retainers |
| 11/11/2004 | US20040221522 Single piece mounting frame |
| 11/11/2004 | DE10319039A1 Heater for building, has horizontal plate with combustion opening through which combustion air pipe passing through the upper section of air/exhaust gas system to an open-heating boiler is connected to the burner heating boiler |
| 11/10/2004 | CN2654758Y Architectural residence flow guiding type single hole exhaust pipe |
| 11/02/2004 | US6810631 Pool deck drain and safety fence support structure |
| 10/28/2004 | DE202004008190U1 Tensioning system for lining elements of especially of chimney heads has two spaced apart clamping components each with guide element formed as hollow component to accommodate threaded spacing element interacting with threaded nuts |
| 10/27/2004 | CN2651357Y Fireproof common discharge flue |
| 10/23/2004 | CA2426391A1 Stairwell pressurization system |
| 10/21/2004 | DE202004010026U1 Rohrisolierungselement zur Wärme- und/oder Schalldämmung einer Rohrleitung Pipe insulation element for heat and / or sound insulation of a pipeline |
| 10/21/2004 | DE10315365A1 Safety guard for light or ventilation shaft, has grid that is made from fiber reinforced synthetic material, particularly glass fiber reinforced synthetic material |
| 10/20/2004 | CN2649691Y Varying-section shared vertical exhaust duct for building |
| 10/14/2004 | WO2004087538A1 Hopper structure, method of controlling the emptying of such a hopper structure, and a waste chute having such a hopper structure |
| 10/14/2004 | US20040200664 Muffin fan hush hood |
| 10/14/2004 | DE202004011573U1 Ventilation chimney for closed rooms and containers has on inside a protective insect screen matching entire internal cross-section of chimney to keep out small animals and insects |
| 10/14/2004 | DE10315120A1 A ceiling duct for waste gas/air intake pipes for calorific value equipment in buildings useful in the fire protection of buildings |
| 10/13/2004 | CN2647972Y External guiding floor duct type varying pressure air channel |
| 10/07/2004 | US20040194405 Building system |
| 10/07/2004 | DE20320568U1 Cellar grating has layer of light- and water-permeable fleece fitted under it and held between its edges and edges of the shaft, preventing solid articles from falling into the cellar |
| 10/06/2004 | CN1170086C Smoke exhausting and ventilating equipment connecting member capable of being put on building outer wall |
| 09/30/2004 | WO2004083567A1 An element chimney with a flue enclosed by a fluid receptacle |
| 09/30/2004 | DE202004011618U1 Elevator shaft consists of one or more pipe segments with walls of composite material consisting of glass fiber reinforced polyester resin |
| 09/30/2004 | DE10310353A1 Interior wall lining element comprises a layer which serves for thermal and/or acoustic insulation, and is provided with at least one channel for accommodation of electrical wiring and the like |
| 09/28/2004 | US6796092 Device to collect moisture from open decks |
| 09/23/2004 | DE202004009664U1 Method for sealing chimney into sloping roof with two telescopic aperture sections to enclose the chimney and to fit into the roof pattern without separate fastenings |
| 09/16/2004 | DE20320485U1 Safety guard for light or ventilation shaft, has grid that is made from fiber reinforced synthetic material, particularly glass fiber reinforced synthetic material |
| 09/16/2004 | DE10300668A1 Mounting system for electrical lighting units on a building has a clip system that is engaged using retaining key elements |
| 09/15/2004 | CN2641257Y Quick-opening type safety window gard bar |
| 09/15/2004 | CN2641204Y Novel fireplace for house and composite variable flue system |
| 09/15/2004 | CN2641203Y Three purpose and ventilation cap |
| 09/10/2004 | WO2004076782A1 A method for assembling chimney with mineral aggregate frame to a residential building and a chimney |
| 09/09/2004 | DE202004009022U1 Aufzugsschacht für selbstfahrende Kabinen Elevator shaft for self-propelled cabins |
| 09/08/2004 | EP1455144A1 Ventilation grill |
| 09/08/2004 | EP1455027A1 Heat insulating element |
| 09/08/2004 | CN1526904A External guide pipe-type varying pressure air channel |
| 09/02/2004 | US20040168386 Gutter and precast panel incorporating the same |
| 09/02/2004 | DE10305893A1 Air-cooled heat exchanger for air conditioner, has axial blower arranged for ventilating air flow in light slot, and drainage pipe arranged at bottom of light slot for draining condensation formed when sucking fresh air |
| 08/26/2004 | US20040163342 Drain system for screen enclosures |
| 08/26/2004 | DE202004008792U1 A building ventilation system has fan assisted extraction of air from rooms and entry to a vertical chimney only in the roof space or cellar |
| 08/25/2004 | CN2635807Y Cover for indoor cable groove |
| 08/25/2004 | CN2635806Y Indoor wood-plastics ventilation pipe |
| 08/25/2004 | CN2635805Y Building block for range chimney |
| 08/19/2004 | WO2004040079A3 Self-cleaning flooring system |
| 08/19/2004 | US20040160057 Base tee connection |
| 08/19/2004 | US20040159502 Elevator with duct for tail cord |
| 08/18/2004 | CN1162258C Cement flue making process |
| 08/14/2004 | CA2418883A1 Base tee connection |
| 08/11/2004 | CN2632210Y Variable-pressure vent |
| 08/05/2004 | DE202004005173U1 Bracket for connecting air conditioning ducts has a flat strip with a retaining tag stamped out of one side to grip onto the end flange of a duct |
| 08/04/2004 | CN2630383Y House indoor air ventilating and waste-water draining combined integrated pipeline |
| 07/29/2004 | DE10243639B4 Abluftkamin, insbesondere für Tierstallungen Vent stack, especially for animal stables |
| 07/22/2004 | WO2004061259A2 Subterranean drainage device |
| 07/21/2004 | CN2627124Y Small-sized central air-conditioner air intake and outlet installation for architecture use |
| 07/21/2004 | CN1514089A Exhaust duct double speed change parts |
| 07/21/2004 | CN1514088A Double speed change device of exhaust duct |
| 07/15/2004 | US20040134712 Acoustic attenuator |
| 07/15/2004 | US20040134147 Treatment of weep hole |
| 07/15/2004 | DE20303946U1 Building fixture system, has electrical installation such as distribution box, socket or switch attached to door frame or in receptacle in door frame |
| 07/15/2004 | DE10000176B4 Formstein zur Aufnahme von Abwasserleitungen Shaped block for receiving sewers |
| 07/14/2004 | CN2625491Y Pressure change type windbreak exhaust duct |
| 07/08/2004 | WO2004012581A3 Open medical system |
| 07/01/2004 | WO2004055283A1 Improved building system |
| 06/30/2004 | EP1214544B1 Flange profile for attachment to abutting air channel elements |
| 06/30/2004 | CN2622308Y Liquid seal backstop |
| 06/30/2004 | CN1155786C Pipe for fixing water of solar water heater |
| 06/17/2004 | US20040112007 Air gap spacer for use in building construction |
| 06/16/2004 | EP1428958A1 Mounting device for light shafts on building walls |
| 06/12/2004 | CA2414055A1 Air gap spacer for use in building construction |
| 06/10/2004 | WO2004048710A1 Building module |
| 06/09/2004 | EP1425531A1 Gas-proof conduit |
| 06/09/2004 | DE10254831A1 Flood-proof window has circumferential T-shaped rubber profiles fixed and sealed around brick wall to keep out sludge and water |
| 06/03/2004 | DE202004000069U1 Pipe sleeve for holding ring seals and cable guides etc comprises one-piece shaped part of multi-layered compact material made in one work step |
| 06/03/2004 | DE10254791A1 Construction set prefab. floor system for flat and industrial floors with two system parts, i.e. edge element and cassette part positioned by plug connectors |
| 06/03/2004 | DE10121366B4 Aufputz-Installationssystem für ein etagenweises Verlegen technischer Medien in Gebäuden Surface mounting system for a floor-by-step installation of technical media in buildings |
| 05/27/2004 | US20040098936 Pool deck drain and safety fence support structure |
| 05/27/2004 | US20040098929 Crawl access and basement window well |
| 05/25/2004 | CA2357440C Load shared architecture for an ss7 node |
| 05/19/2004 | DE20313787U1 Distance piece for maintaining a specified gap between an outer shell and an inner shaft, in particular, in a multishell waste gas installation comprises a body which is made of a hardenable mineral mixture |
| 05/19/2004 | DE10250259A1 Plug to close the end of a water pipe at a wall, to prevent the entry of dirt from plaster or tiles, has a protective plastics sleeve with nominal fracture points to be separated after use leaving a clean plug |
| 05/13/2004 | WO2004040079A2 Self-cleaning flooring system |
| 05/13/2004 | US20040091320 Subterranean drain device with improved filtration |
| 05/13/2004 | DE202004002374U1 Pipe arrangement with two pipes connected via adapter, has adapter provided with profile corresponding to those of the opposing muff and connection ends of pipes |
| 05/06/2004 | US20040083661 Window well |
| 05/06/2004 | DE19951938B4 Verbindung für Mantelsteine Connection for mantle rocks |
| 05/05/2004 | CN2614235Y Oil smoke isolator |
| 05/05/2004 | CN1148543C Gas-supplying system of underground building |
| 04/29/2004 | US20040079040 Self-cleaning flooring system |
| 04/28/2004 | EP1414124A2 Ourdoor supply channel for accomodating water pipes and/or electrical cables |
| 04/22/2004 | DE202004002315U1 A method for assembling a wide variety of WC installations has a modular rack system with a common support allowing connection of the items and walling, etc |
| 04/21/2004 | CN2612758Y Pressure changing air exhaust passage |
| 04/15/2004 | WO2003089726B1 Air circulation board for cavity wall construction |