| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 04/24/2012 | US8161712 Flexible wrap of rotatably interlocking fluted strips |
| 04/24/2012 | US8161707 Building frame structure |
| 04/24/2012 | US8161698 Foundation for monopole wind turbine tower |
| 04/19/2012 | WO2012007226A3 An assembly rig for assembling a wind turbine tower or wind turbine tower sections and a respective method |
| 04/19/2012 | WO2011159041A3 Underbracing for an arch-shaped utility pole having a conductive concrete layer functioning as a ground at the bottom surface |
| 04/19/2012 | US20120090261 Boom assembly |
| 04/19/2012 | DE202010017682U1 Dachantennenhalter Roof antenna holder |
| 04/19/2012 | DE202010017679U1 Dachantennenhalter Roof antenna holder |
| 04/19/2012 | DE102010048547A1 Tower for wind power plant, has several tower segments with supply scaffold elements comprising scaffold brackets that are connected to respective flanges |
| 04/18/2012 | CN202194429U 转向平衡装置 Steering balancing device |
| 04/18/2012 | CN202194428U 一种随动旗杆 One kind of follower flagpole |
| 04/18/2012 | CN202194427U 防雷鸟巢旗杆 Lightning nest flagpole |
| 04/18/2012 | CN202194426U Multi-purpose double-concrete-rod fork beam reinforcing device |
| 04/18/2012 | CN202194425U 一种高压输变线、通讯塔底座 A high-pressure variable transmission lines, communication tower chassis |
| 04/18/2012 | CN202194424U 一种电气化铁路接触网防风蚀薄壁离心混凝土钢管支柱 One kind of electrified railway catenary anti-erosion thin-walled steel centrifugal concrete pillar |
| 04/18/2012 | CN202194423U 一种用于高压线路的电线杆 A high-voltage lines for wire rod |
| 04/18/2012 | CN202194422U 多功能通信塔 Multifunctional communication tower |
| 04/18/2012 | CN101806162B 内外筒型自立式钢烟囱 Since the inner and outer cylindrical vertical steel chimneys |
| 04/17/2012 | US8156707 Structural members for forming various composite structures |
| 04/12/2012 | WO2012047145A1 Construction set package for constructing a cellular antenna site |
| 04/12/2012 | WO2012045126A1 Rotating cantilever post |
| 04/12/2012 | WO2012022387A3 Mast system |
| 04/12/2012 | WO2011159747A3 Support pole having a track |
| 04/12/2012 | DE102010047773A1 Fundament für eine Windkraftanlage Foundation for a wind turbine |
| 04/12/2012 | CA2812615A1 Rotating cantilever post |
| 04/11/2012 | EP2439337A2 Concrete-free anchoring device |
| 04/11/2012 | CN202187601U 高压输电线路单绞磨双抱杆铁塔组立装置 High-voltage transmission line single pole double cutter grinding apparatus Tower Group legislature |
| 04/11/2012 | CN202187600U 水塔组合单元的组合结构 Composite structure tower combination unit |
| 04/11/2012 | CN202187599U 一种预应力钢筋水泥砂浆烟囱 Prestressed reinforced cement mortar chimney |
| 04/11/2012 | CN202187598U 复合钢骨混凝土支墩 Composite steel reinforced concrete piers |
| 04/11/2012 | CN202187597U 防锯角钢 Anti-saw angle |
| 04/11/2012 | CN202187596U 输电线路全绝缘防潮抢修塔 Fully insulated moisture transmission line tower repairs |
| 04/11/2012 | CN102413987A 用来制造门框的方法、门框的焊接设备和结构 Methods for manufacturing the door, the door frame structure of the welding apparatus and |
| 04/11/2012 | CN102409890A 玻璃钢烟囱 FRP chimney |
| 04/11/2012 | CN102409889A 一种用于电杆防倒杆装置的拉绳收紧装置 Rope tightening device for pole anti-down lever device |
| 04/11/2012 | CN102409888A 一种改进型的猫头塔 An improved Oxytropis tower |
| 04/11/2012 | CN102409887A 高速铁路接触网抗风型h形钢柱及其开孔率确定方法 Wind speed railway catenary type h-shaped steel columns and its opening rate determination method |
| 04/10/2012 | US8152608 Solar energy intercept and waste heat recovery system |
| 04/10/2012 | CA2653865C Preassembled tower section of a wind power plant |
| 04/05/2012 | WO2012044390A1 Mast, ladder, platform (mlp) assembly and method |
| 04/05/2012 | WO2012044378A1 Rapid deployment and retraction telescoping mast system |
| 04/05/2012 | WO2012042309A1 Vertical structure for supporting loads |
| 04/05/2012 | WO2012040815A1 A suspended training exercise device, method and kit |
| 04/05/2012 | US20120079778 Rapid deployment and retraction telescoping mast system |
| 04/05/2012 | DE102010041807A1 Method for connecting hollow cylindrical elements of tower of wind-power plant e.g. wind turbine, involves forming circumferential gap between cylindrical elements to connect cylindrical elements that are welded together at end faces |
| 04/05/2012 | CA2812936A1 Rapid deployment and retraction telescoping mast system |
| 04/05/2012 | CA2812010A1 A suspended training exercise device, method and kit |
| 04/04/2012 | EP2435632A1 Anchoring assembly for yieldable pole |
| 04/04/2012 | CN202181745U 一种风动旗杆 A wind moving the flagpole |
| 04/04/2012 | CN202181744U 一种大棚灌溉水塔 One kind of greenhouse irrigation water tower |
| 04/04/2012 | CN202181743U 使用水塔组合单元组成的储水塔总成 Use water tower combination unit consisting of storage tower assembly |
| 04/04/2012 | CN202181742U 抱铁式横担 Hold iron type crossarm |
| 04/04/2012 | CN202181741U 采用绝缘横担连接对角主材的输电铁塔塔头结构 Insulated diagonal cross arm connecting the main material of Transmission Tower Head Structure |
| 04/04/2012 | CN102400588A Center tower post for vertical axis wind power generator and construction method thereof |
| 04/04/2012 | CN102400587A 骨架增强复合材料电杆及其制作方法 Skeleton reinforced composite poles and manufacturing method thereof |
| 04/04/2012 | CN101806116B 利用二氧化碳制备的空心再生混凝土构件及制备方法 Use of hollow carbon dioxide produced concrete structures and preparation methods regeneration |
| 04/04/2012 | CN101225712B 钢铝格构式抱杆 Steel and aluminum lattice pole |
| 04/03/2012 | US8146326 Light weight load bearing architectural column |
| 04/03/2012 | US8146321 Structural wall building product |
| 04/03/2012 | US8146320 Modular kit for a wind turbine tower |
| 03/29/2012 | WO2012038741A2 A support |
| 03/29/2012 | US20120073214 Elevator Having a Modularized Framework |
| 03/29/2012 | DE102010037803A1 Railing post foot for railing system used in staircase, has stump having several supporting bars which are formed in spaces formed between contact surfaces which are pointed outward from bottom portion of stump arranged at base plate |
| 03/29/2012 | DE102004017006B4 Verfahren zum Errichten eines Turmes Method of erecting a tower |
| 03/28/2012 | EP2434074A2 Railing post foot |
| 03/28/2012 | EP2432953A1 Rescue training equipment |
| 03/28/2012 | EP2245304B1 A method for handling and/or servicing components of a wind turbine and a gripping apparatus for performing the method |
| 03/28/2012 | EP2240657B8 Method for providing a water tower, and water tower |
| 03/28/2012 | CN202176148U 一种脱落式便携抱杆 One kind of shedding portable pole |
| 03/28/2012 | CN202176147U 一种夜光旗杆 One kind of luminous flagpole |
| 03/28/2012 | CN202176146U 带配重杆的旗杆 Flagpole with a heavy rod with |
| 03/28/2012 | CN202176145U 一种旋转旗杆 A rotating flagpole |
| 03/28/2012 | CN202176144U 一种无腐收尘节能烟囱的内膛螺旋线结构 A non-energy-collecting chimney bore rot helix structure |
| 03/28/2012 | CN202176143U 城市交通指示路杆 Urban traffic signs road pole |
| 03/28/2012 | CN202176142U 一种输电线路钢管塔中钢管变角钢的连接式接头 One kind of Transmission Line Steel Tower Steel Variable angle connector couplings |
| 03/28/2012 | CN202176141U 标石 Mark stone |
| 03/28/2012 | CN102395738A Anchoring system |
| 03/28/2012 | CN102392550A Reverse installation method for flue gas desulfurization and absorption tower |
| 03/28/2012 | CN101985861B Quickly detached temporary telegraph pole |
| 03/28/2012 | CN101781912B Vertical positioning connection structure of tower body of tower mast mechanical equipment and foundation |
| 03/27/2012 | US8141309 Energy absorptive impalement protective cover apparatus |
| 03/22/2012 | WO2012037450A1 Foundation for wind turbine generator |
| 03/22/2012 | WO2011101372A3 Movable ground support |
| 03/22/2012 | US20120066998 Horizontal axis wind turbine |
| 03/22/2012 | DE202011052381U1 Pfostenträger Post support |
| 03/22/2012 | DE102010043785B3 Screw foundation for e.g. post, has helical screw with tapered intermediate portion that includes convex cladding region whose convexity radius is equal to diameter of upper cylindrical portion of screw |
| 03/21/2012 | EP2431532A2 Mast base |
| 03/21/2012 | EP2430909A1 Greenhouse |
| 03/21/2012 | EP2430264A1 Method for keeping a transportable mast upright during erection or retraction thereof, and a mast assembly |
| 03/21/2012 | EP2430263A1 Base for a transportable mast and a mast assembly comprising such a base |
| 03/21/2012 | EP2430244A2 Anchoring post |
| 03/21/2012 | EP1869270B9 Method for reinforcing a metal tubular structure |
| 03/21/2012 | CN202170665U 旋转旗杆 Rotating flagpole |
| 03/21/2012 | CN202170664U 自动感应旋转旗杆 Auto-sensing rotation flagpole |
| 03/21/2012 | CN202170663U 城市网络、宣传、治安综合路杆 City network, publicity, security comprehensive road rod |
| 03/21/2012 | CN202170230U 绕绳装置 Roping device |
| 03/21/2012 | CN102383639A Compactly structured pole tower |
| 03/21/2012 | CN101956478B Enhancement-able mining deformation resistance device of high-voltage line tower with externally expanded base |
| 03/21/2012 | CN101929265B Improved disaster-resistant reinforced concrete annular rod |
| 03/20/2012 | US8137008 Mobile camera mount |