| Patents for E04D 13 - Special arrangements or devices in connection with roof coverings; Roof drainage (21,622) |
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| 10/01/1991 | CA1289715C Roof system |
| 09/28/1991 | CA2039202A1 Roof safety anchor |
| 09/26/1991 | DE4009164A1 Roof snow catcher - comprises fixture part running parallel to roof, catchment part vertical to fixture, and support part |
| 09/24/1991 | US5051175 Drain guard |
| 09/24/1991 | US5050489 Roof ventilator |
| 09/24/1991 | CA1289618C Photovoltaic solar cells in combination with single-ply roofing membranes |
| 09/24/1991 | CA1289481C Drain suited for installation in wooden floors |
| 09/19/1991 | WO1991014068A1 A balcony window with siderailing for installation in an inclined roof |
| 09/19/1991 | DE4008453A1 Automatic closure for rainwater downpipe valve - involves float in reception tank connected to release device with closure weight |
| 09/18/1991 | EP0446983A1 Eaves section assembly |
| 09/11/1991 | EP0445666A1 Roof covering composed of roof tiles with overlapping longitudinal- and transversal edges |
| 09/10/1991 | US5046692 Device for supporting rainwater gutter |
| 09/10/1991 | US5046407 Roof window |
| 09/10/1991 | US5046292 Skylight sealing |
| 09/10/1991 | CA1288650C Piping apparatus melting snow and ice |
| 09/05/1991 | DE4006772A1 Roof covering using plates |
| 09/05/1991 | DE4006664A1 Roof structure for hall construction - has bearing inner shell of steel plates with inwardly facing, hollow, hole-free trapezoidal ribs |
| 09/03/1991 | US5044581 Gutter guard screen support clip |
| 09/03/1991 | US5044133 Skylight construction |
| 09/03/1991 | US5044130 Ice breaker and retainer |
| 08/29/1991 | DE4006116A1 Solar-heater for water, using roof - has pump controlled by temp. difference and operating at intervals to obtain water by higher temp. |
| 08/29/1991 | DE4005833A1 Solar collector for house roof - consists of plate fixed on top of tile by means of profiled clips and insert fasteners |
| 08/22/1991 | DE4004901A1 Profiled plastic drainage strip for concrete, stone surfaces - has U=shaped drainage channels joined by distance pieces with cut-away sections at right angles and covered strip |
| 08/21/1991 | EP0442313A1 Mechanical punching method for gutters and combined punching and drawing tool therefor |
| 08/20/1991 | US5040750 Eavestrough hook and leaf guard |
| 08/14/1991 | EP0440870A1 Expansion joint strip |
| 08/14/1991 | EP0440755A1 Tent roof |
| 08/14/1991 | DE4101234A1 Panels for thermal insulation of roof - has stepped edges which enable adjoining panels to fit closely together |
| 08/14/1991 | DE4004022A1 Cover strip for expansion joint - has edge areas on both sides covered with inextensible material |
| 08/14/1991 | DE4003875A1 Floor for balcony or patio - has underlay made of foamed plastics with integrally formed drainage channels |
| 08/13/1991 | US5038535 Fastening device |
| 08/13/1991 | US5038530 Arrangement for entrapping debris on a screen upper surface and removing same from underneath the upper surface |
| 08/13/1991 | US5038528 Gasket seal |
| 08/08/1991 | WO1991011567A1 A sub-roof element |
| 08/08/1991 | WO1991011566A1 Floor drain |
| 08/07/1991 | EP0440156A2 Facade element |
| 08/07/1991 | EP0440103A2 Roofing tile or roofing stone with solar plate |
| 08/06/1991 | US5037028 Combination water-directing device and method |
| 08/06/1991 | US5036949 Motion-stopping safety system for workers |
| 08/06/1991 | US5036636 Elastomeric collar |
| 08/01/1991 | DE4002547A1 Jointed overlapping heat insulating plate - has mating corrugated faces on overlapping shoulders and covering strips |
| 08/01/1991 | DE4002518A1 Cladding over heating of building - has outermost covering over transparent insulation, an air gap layer whose transparency depends on temp. and absorber background |
| 08/01/1991 | DE4001766A1 Max. ventilation for pan-shaped roof ridge - in which snow and rain are kept out by plastic fabric strip attached to lathe and side areas having waveform |
| 07/30/1991 | US5035172 Roof ventilating apparatus |
| 07/30/1991 | US5035092 Nonsymmetrical eavestrough fitting |
| 07/25/1991 | WO1991010889A1 Sealing film with an electric measuring instrument for detecting leaks in the film |
| 07/25/1991 | CA2027758A1 Gutter ferrule |
| 07/23/1991 | CA1286472C Snow removal system |
| 07/17/1991 | EP0436572A1 Solar roofing assembly. |
| 07/16/1991 | US5031374 Multiple panel metal roofing system |
| 07/16/1991 | US5031367 Roof edge fascia system |
| 07/16/1991 | CA1286079C Insulated glass skylight assembly |
| 07/16/1991 | CA1286078C Skylight sealing |
| 07/11/1991 | DE3943040A1 Drain pipe for rain-water - has groove to separate initial flow of dirty water from subsequent flow of clean water |
| 07/10/1991 | EP0435942A1 Insulation of flat roofs and simultaneous construction of a gradient for positive drainage of the roofing placed on the insulation. |
| 07/04/1991 | DE3943405A1 Utilisation of low temperature heat for heating building - involves circulation air between inner panels and inner surface of walls |
| 07/04/1991 | DE3943199A1 Roof drainage downpipe with wall holders - comprises front sections, with rear one secured and rear one fixed to wall |
| 07/04/1991 | DE3943198A1 Roof gutter with holder support - which is rigid and has gutter, facing arrester for snap connection |
| 07/04/1991 | DE3943197A1 Roof drain system with gutter and downpipe - has spiral connection between gutter end and downpipe |
| 07/03/1991 | EP0435546A1 A cavity tray |
| 07/03/1991 | EP0434716A1 A window comprising a top-hinged sash, for installation in an inclined roof. |
| 07/02/1991 | US5027576 Apparatus and method for providing a throughgoing duct in a raised seam joint metal roof |
| 07/02/1991 | US5027566 Window with reflective enclosure |
| 06/28/1991 | WO1991010025A1 Eaves cladding |
| 06/26/1991 | EP0433536A1 Roof covering slab |
| 06/25/1991 | US5025604 Perimeter securement assembly for roof deck covering provided with apertured overlay |
| 06/25/1991 | CA1285191C Furnace roof jack with pivoting flashing plate |
| 06/19/1991 | EP0432657A1 Junction element for roofgutter-downpipe |
| 06/19/1991 | EP0432655A1 Pitch pocket and method of forming same |
| 06/19/1991 | EP0432467A1 Process for heat and/or sound insulation of buildings |
| 06/18/1991 | US5024040 Curved tubular profile |
| 06/18/1991 | CA2008110C Chimney covering |
| 06/16/1991 | CA2032312A1 Pitch pocket and method of forming same |
| 06/15/1991 | WO1991009184A1 Noise and/or heat damping process for buildings |
| 06/15/1991 | CA2071824A1 Noise and/or heat damping process for buildings |
| 06/12/1991 | EP0431360A1 Method for manufacturing fixing clamps composed of two section elements and clamp realised in application of the method |
| 06/12/1991 | EP0431359A1 Clamp for fixing plastic- or glass panels of roof lights or skylights |
| 06/12/1991 | CN1052162A Mechanical structure for leakage-free roof |
| 06/11/1991 | US5022586 Gutter cleaning device |
| 06/11/1991 | US5022314 Roof ventilating apparatus |
| 06/11/1991 | US5022207 Building panel having locking flange and locking receptacle |
| 06/11/1991 | US5022203 Metal roof |
| 06/06/1991 | DE3939489A1 Cutter cleaning device with handle - incorporates brush roller and dirt collector |
| 05/30/1991 | WO1991007558A1 Ridge cap |
| 05/29/1991 | EP0428921A1 Lighting and/or ventilating set of elements for closed space comprising a roof and wall window |
| 05/29/1991 | EP0428817A1 Fastening and leak detector device and method for its use to secure roofs |
| 05/29/1991 | EP0428775A1 Device for ventilation of roofs |
| 05/29/1991 | DE3939015A1 Profiled building glazing - has hollow cavity enclosed by four sides with holder o;n one wall into which plate fits |
| 05/28/1991 | US5019111 Fascia panel structures |
| 05/28/1991 | US5018748 Seal device |
| 05/28/1991 | US5018333 Elastomeric weather seal flashing and method of manufacture |
| 05/24/1991 | CA2009375A1 Fastening and leak detector device and method for its use to secure roofs |
| 05/23/1991 | DE4038755A1 Hook for securing scaffolding to sloping roof - is welded to bolt which screws into tube fixed in rafter |
| 05/22/1991 | EP0428122A1 Roofing tile |
| 05/21/1991 | US5016406 Interlocking roofcurb joint |
| 05/21/1991 | US5016404 Gutter and bracket assembly |
| 05/16/1991 | WO1991006208A1 Tent roof |
| 05/16/1991 | DE3937571A1 Ventilation pipe for building with sloping roof - is mounted on spherical seat to suit any angle of slope |
| 05/16/1991 | DE3937353A1 Insulating pitched roof construction - has insulation between rafters covered with semi-permeable film which is grooved by inverted channel section fitted round over each rafter |
| 05/15/1991 | EP0427575A1 Supporting section for use in roofs and its capping section and ventilating flashing system created with such sections |