| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 05/27/2009 | CN201246002Y Small embracing rod of power transmission line vertical tower |
| 05/27/2009 | CN201246001Y Landscape type circuit pole tower decoration component |
| 05/27/2009 | CN101440670A Collapsible radar mast |
| 05/22/2009 | WO2009064491A2 System and method for erecting a tower |
| 05/21/2009 | US20090126314 Post Anchor and Post Comprising the Same |
| 05/21/2009 | US20090126313 System and method for erecting a tower |
| 05/21/2009 | US20090126309 Methods and systems for assembling a tower |
| 05/21/2009 | US20090126284 Arm connection for a structural member |
| 05/20/2009 | EP2060706A2 Tower with a platform |
| 05/20/2009 | EP2060705A1 Truss sleeve |
| 05/20/2009 | DE202009002889U1 Mastbaugruppe Mast assembly |
| 05/20/2009 | CN201241500Y Pull wire anti-theft anti-corrosive sleeve tube |
| 05/20/2009 | CN201241499Y Wire pole |
| 05/20/2009 | CN201241498Y Multifunctional wind vane wire pole |
| 05/20/2009 | CN101435277A Flag rising pole |
| 05/19/2009 | US7533509 Method for strengthening a concrete structural member |
| 05/19/2009 | US7533498 Mechanically deployable expandable and collapsible structure and method for deploying a structure |
| 05/19/2009 | CA2391812C Method, apparatus and support for testing poles |
| 05/16/2009 | CA2610914A1 Telescoping shoring post with gross adjustment capacity |
| 05/15/2009 | CA2642403A1 Methods and systems for assembling a tower |
| 05/14/2009 | WO2006116359A3 Portable protection system |
| 05/14/2009 | US20090120023 Modular, Stackable Pillar |
| 05/14/2009 | DE102008055607A1 Pre-stressed concrete tower for wind-power generator, has pyramidal structure having triangular cross section provided with rounded vertices, where structure is stacked such that tower gradually narrows and ends into circular section |
| 05/14/2009 | DE102005023663B4 Bodenhülse Ground sleeve |
| 05/13/2009 | EP2058444A2 Method of building a civil engineering structure and associated system |
| 05/13/2009 | CN201238184Y Dual-loop steel pipe column for wires with 2X630 and 4X300 cross section of 220kV power transmission line |
| 05/13/2009 | CN201236619Y Frame climbing structure of triangular self-support column |
| 05/13/2009 | CN201236521Y Coiling telescopic flagstaff |
| 05/13/2009 | CN201236520Y Flagpole |
| 05/13/2009 | CN201236519Y Cement rod adapting flange |
| 05/13/2009 | CN201236518Y Twin-foot guyed tower |
| 05/13/2009 | CN201236517Y Two-wheel single-tube tower |
| 05/13/2009 | CN201236516Y Broken rod connection device for power distribution line |
| 05/13/2009 | CN201236515Y Cylinder joint type steel pipe rod |
| 05/13/2009 | CN101432216A Lifting system and apparatus for constructing wind turbine towers |
| 05/13/2009 | CN101429827A Leaning tower self-stabilization upside-down mounting assembling apparatus and method thereof |
| 05/13/2009 | CN101429411A Formula of special-purpose high temperature acid-fast mastic cement for smokestack |
| 05/12/2009 | US7530540 Upright post with mounting collar |
| 05/12/2009 | US7530325 Halyard system for a flag pole |
| 05/12/2009 | US7530205 Structural chase beam |
| 05/12/2009 | US7530202 Clamp for a guy guard |
| 05/07/2009 | WO2009058707A1 Modified mineral-based fillers |
| 05/07/2009 | WO2009056969A2 Segmented concrete tower for wind power generators and method of erection thereof |
| 05/07/2009 | WO2009056898A1 Post-tensioned concrete tower for wind turbines |
| 05/07/2009 | WO2009056706A2 Metal pole and production method therefor |
| 05/07/2009 | WO2009034260A3 Storage device including a tank mounted on a fill |
| 05/07/2009 | US20090114795 Multi-mode beach umbrella anchor |
| 05/07/2009 | US20090113816 Architectural system using a retractable strut aligned in a base plane and an extension strut protruding acutely from the base plane |
| 05/07/2009 | DE102007052321A1 Arrangement for securing object e.g. post or mast in ground plug, has spare filling space for granular material for aligning object |
| 05/06/2009 | CN201234222Y Solar energy generation apparatus for high voltage line iron tower |
| 05/06/2009 | CN201232387Y Special hinge for integral vertical tower |
| 05/06/2009 | CN201232386Y Anti-theft and anti-saw wire pole pull rod |
| 05/06/2009 | CN100485153C Hingle mechanism and structure for rising and lowering support |
| 04/30/2009 | WO2009055085A1 Strap driven field mast |
| 04/30/2009 | WO2009054771A1 Flagpole top comprising modules for ordinary halyard-flown flags and for banner flags as well as a hoisting device for both types of flags |
| 04/30/2009 | US20090111659 Trampoline enclosure net |
| 04/30/2009 | US20090110527 Strap driven field mast |
| 04/30/2009 | US20090107567 Combination water tower and electrical wind turbine generator |
| 04/30/2009 | US20090107062 Lifting Equipment For Handling A Wind Turbine Component And A Method For Handling A Wind Turbine Component |
| 04/30/2009 | DE202008014787U1 Abdeckung für einen Pfahl, insbesondere aus Holz Cover for a stake, particularly from wood |
| 04/29/2009 | CN201228461Y Flange assembling apparatus |
| 04/29/2009 | CN201228460Y Water injection base for support shaft |
| 04/29/2009 | CN201228344Y Light cable plastic sheath tube |
| 04/28/2009 | US7523715 Portable sign and barricade assemblies and plastic molded uprights and light and flag mounts therefor |
| 04/28/2009 | US7523587 Portable observation tower |
| 04/23/2009 | WO2009049384A2 Housing for a device for signalling and detecting, imaging and/or identifying vehicles and a device equipped therewith |
| 04/23/2009 | WO2009049377A1 Cross arm |
| 04/23/2009 | WO2009049376A1 Power line supporting apparatus |
| 04/23/2009 | WO2009013547A3 Pole stand |
| 04/23/2009 | WO2009007757A3 Tiltable column |
| 04/23/2009 | US20090102743 Antenna Tower Structure With Installation Shaft |
| 04/23/2009 | DE102007050129A1 Elastic construction for power pole, has stopper provided for upward slipping protection of construction during wind loading, and outer angle sections for preventing buckling of construction during wind loading |
| 04/22/2009 | CN201225019Y Multi-section composite flag pole |
| 04/22/2009 | CN101413356A Poling method |
| 04/16/2009 | WO2009048955A1 Tower structure and method of assembling |
| 04/16/2009 | WO2008149112A3 Method and apparatus for mounting a pole into the ground |
| 04/16/2009 | WO2007030149A3 Apparatus and methods for providing a retractable mast |
| 04/16/2009 | WO2005079414A3 Mechanically deployable structure and method of use |
| 04/16/2009 | DE202009002137U1 Pfostenträger Post support |
| 04/16/2009 | DE202009001460U1 Fahnenmast Flagpole |
| 04/16/2009 | CA2704752A1 Tower structure and method of assembling |
| 04/15/2009 | EP2047045A1 Substructure for a construction that is self-supporting without the substructure and use of the substructure |
| 04/15/2009 | CN201221050Y Sealing structure for connection of hot extrusion jacketing layer steel wire stayed cable and cable clamp |
| 04/15/2009 | CN101410618A Lifting tool for mounting a wind-power generator |
| 04/15/2009 | CN101410581A Modular antenna tower structure |
| 04/15/2009 | CN101408075A Power transmission swivel tower with carry-on pull wire and buffer |
| 04/14/2009 | US7516590 Modular heavy duty support system |
| 04/14/2009 | US7516589 High-strength concrete wall formwork |
| 04/09/2009 | DE102005032363B4 Mastfundament für einen Mast Mast foundation for a mast |
| 04/08/2009 | EP2045396A1 Traffic- and parking-preventing element made of rubber and process for producing such traffic- and parking-preventing element |
| 04/08/2009 | CN201217967Y Insulating cross-arm and tension rod for glass fiber reinforced plastic fuse wire |
| 04/08/2009 | CN201217966Y Railroad power line stand |
| 04/08/2009 | CN101405464A Antenna tower structure with installation shaft |
| 04/07/2009 | CA2207725C Strengthening of poles |
| 04/02/2009 | US20090087311 Vertically Adjustable Horizontal Axis Type Wind Turbine And Method Of Construction Thereof |
| 04/02/2009 | DE102007048582B3 Post fastening system, has screwing tool with open gap that forms ring running in peripheral direction of screwing tool, where ring engages in dual wall structure of sleeve-like retaining part |
| 04/01/2009 | EP2041383A1 Adjusting device, particularly for a ground sleeve |
| 04/01/2009 | CN201214912Y Cable pulling batter post adjusted real-time self-balancing transmission tower |
| 04/01/2009 | CN101401254A Modular antenna tower structure |
| 04/01/2009 | CN100473794C Equipment for building chimney |