| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 05/08/2013 | CN103089056A Installation metal tool and using method of tangent suspension tower changing single hanging point to double hanging points |
| 05/08/2013 | CN103089055A Integrated type outdoor water injection flagpole base seat |
| 05/08/2013 | CN102296876B Multifunctional stringing pole-erecting machine |
| 05/08/2013 | CN101956646B Offshore energy collection tower |
| 05/07/2013 | US8434274 Raptor nest exclusion device |
| 05/02/2013 | WO2013062802A1 Earth anchor with removable underground conduit panels and installation method |
| 05/02/2013 | US20130109287 Chimney |
| 05/02/2013 | US20130108465 Tower for a wind power plant and method for erecting a tower for a wind power plant |
| 05/02/2013 | US20130104489 Tower construction |
| 05/01/2013 | CN202913762U Tower cross arm with handrail and foot plates |
| 05/01/2013 | CN202913761U Tower cross arm with handrail |
| 05/01/2013 | CN202913760U Tower cross arm with foot plates |
| 05/01/2013 | CN202913759U Anchor rope breakage resistant device |
| 05/01/2013 | CN202913758U Platform lifting type single tube communicating tower |
| 05/01/2013 | CN202913757U Tower with overhaul platforms |
| 05/01/2013 | CN202913756U Connection structure of cross arm and pole tower |
| 05/01/2013 | CN202913755U Tower body of tower |
| 05/01/2013 | CN202913754U Large pipe diameter rod tower with internally arranged reinforcing rings |
| 05/01/2013 | CN202913753U Connection structure of single pipe tower bodies |
| 05/01/2013 | CN202913752U Flanged joint structure for composite pole tower |
| 05/01/2013 | CN202913751U Workpiece fixator for operation on electric transmission line pole and electric transmission line tower |
| 05/01/2013 | CN202913750U Tower body platform of three-tube tower |
| 05/01/2013 | CN202913749U Support telegraph pole |
| 05/01/2013 | CN202913512U Electric transmission line concrete pole welding joint anticorrosion protection device |
| 05/01/2013 | CN103075044A Composite electric wire pole and preparation method thereof |
| 05/01/2013 | CN103071297A 钻石塔 Diamond Tower |
| 04/30/2013 | US8429874 Double-Y modular framing rhombicuboctahedron construction system |
| 04/30/2013 | US8429861 Solar array support methods and systems |
| 04/30/2013 | DE202013000112U1 Pfostenträger Post support |
| 04/30/2013 | CA2637404C A wind turbine tower, a wind turbine, a wind turbine tower elevator and a method for assembling a wind turbine tower |
| 04/25/2013 | WO2013056324A1 Windbreak supporting tower for reducing the speed of natural wind on open-air ore stacks |
| 04/25/2013 | DE202013101357U1 Befestigungsvorrichtung für Straßenleitpfosten Fastening device for road marker |
| 04/25/2013 | DE102011116375A1 Overhead line tower e.g. suspension tower, for carrying e.g. electrical lines, has suspending device for suspending or carrying electrical line, and support device supporting wind turbines, which produce electrical energy from wind force |
| 04/25/2013 | CA2852746A1 Windbreak supporting tower for reducing the speed of natural wind on open-air ore stacks |
| 04/24/2013 | EP2584190A2 Hoisting Nacelle and Tower |
| 04/24/2013 | EP2584122A2 Support device |
| 04/24/2013 | EP2584121A2 Device and method for fixing and alignment of rod-shaped objects anchored in the ground, such as posts |
| 04/24/2013 | EP2582896A1 Protective assembly and method for mounting same, upright and sleeve of such a protective assembly |
| 04/24/2013 | EP2582882A2 Jacket structure for offshore constructions |
| 04/24/2013 | CN202899736U Reverse pulley fixing device |
| 04/24/2013 | CN202899735U Lifting tool for high-pressure iron tower support |
| 04/24/2013 | CN202899734U Rotary holding pole cap |
| 04/24/2013 | CN202899733U Idle wheel preventing steel rod from being abraded |
| 04/24/2013 | CN202899732U Disc type adapting piece with steering function |
| 04/24/2013 | CN202899731U Tilt adjustment lifting device of electric transmission line iron tower |
| 04/24/2013 | CN202899730U Fixed flagpole |
| 04/24/2013 | CN202899729U Water-based flagpole |
| 04/24/2013 | CN202899728U Tower body structure of water tower |
| 04/24/2013 | CN202899727U +/-400-kilovolt direct current transmission line ZV41 tangent tower |
| 04/24/2013 | CN202899726U Aluminum alloy connection hardware fitting |
| 04/24/2013 | CN202899725U Electric line electric pole anti-corrosion pulling rod |
| 04/24/2013 | CN202899724U J81 tension tower for +/- 400 kV direct-current transmission line |
| 04/24/2013 | CN202899723U Ten-kilovolt electric power circuit system |
| 04/24/2013 | CN202899722U 10 kilovolt electric power circuit system |
| 04/24/2013 | CN202899721U Steel pole provided with platform and used for high-tension transmission line iron tower |
| 04/24/2013 | CN202899720U Steel pole provided with foot treadles and used for high-tension transmission line iron tower |
| 04/24/2013 | CN202899719U Compound tower and compound cross arm structure thereof for power grid power transmission line |
| 04/24/2013 | CN202899718U Anchor ear for connecting composite pole and tower members |
| 04/24/2013 | CN202899717U Overturning-resistant monitoring rod |
| 04/24/2013 | CN202899716U Tower drum bracket |
| 04/24/2013 | CN103061569A Intelligent flag lifting system and control method of intelligent flag lifting system |
| 04/24/2013 | CN103061568A Tapered hanging bracket high-position in-situ casting construction method of water tank of reverse taper shell heat-preservation water tower |
| 04/24/2013 | CN103061567A Electric pole fixing device on river shoal or sandy soil and a method thereof |
| 04/24/2013 | CN103061566A Latticed high-strength concrete wind-resistant column with steel tubes |
| 04/24/2013 | CN103061565A Tapered tube made of glass fiber and carbon fiber hybrid composite materials and method for manufacturing tapered tube |
| 04/24/2013 | CN103061564A Field observation tower with multi-functional sheave mechanism |
| 04/24/2013 | CN101913810B Concrete-based element mixing body |
| 04/24/2013 | CN101328864B Wind turbine tower and method for constructing a wind turbine tower |
| 04/23/2013 | US8424266 Slotted metal stud with a plurality of slots having supplemental flanges and fold back supplemental web support at the root of the primary flanges |
| 04/23/2013 | US8424265 Shape-shifting surfaces |
| 04/18/2013 | WO2013054359A2 A lattice tower and its fabrication utilizing the composite wraping method |
| 04/18/2013 | US20130091801 Power line tower alignment method |
| 04/18/2013 | US20130091784 Fluid-actuated telescoping tower for supporting heavy loads |
| 04/18/2013 | DE102011116030A1 Vorrichtung und Verfahren zum Befestigen und Ausrichten von im Boden zu verankernden stabförmigen Gegenständen, wie Pfosten Device and method for attaching and aligning the floor to be anchored rod-shaped objects, such as posts |
| 04/18/2013 | DE102011054567A1 Tower structure for establishment of wind turbine, has partial shell with engaging unit or receiving unit provided along longitudinal edges, such that engaging or receiving unit are frictionally engaged with connecting element |
| 04/17/2013 | EP2581517A1 Wind turbine tower section and method of assembling a wind turbine tower |
| 04/17/2013 | EP2580468A2 A lifting and guiding device for handling wind turbine tower sections |
| 04/17/2013 | EP2580409A1 Tower of a wind power plant and method for producing a tower of a wind power plant |
| 04/17/2013 | EP2580408A2 Tower comprising an adapter piece and method for producing a tower comprising an adapter piece |
| 04/17/2013 | CN202882520U Steel pipe pole hoisting device |
| 04/17/2013 | CN202882519U Telescopic flag pole |
| 04/17/2013 | CN202882518U Localizable flag-raising draw cord |
| 04/17/2013 | CN202882517U Flag raising device |
| 04/17/2013 | CN202882516U Hollow thin-wall cross arm made of composite materials |
| 04/17/2013 | CN202882515U Tower-type steel-structure inner model supporting bracket |
| 04/17/2013 | CN202882514U 220-kilovolt all-angle single-circuit drilling cross tower |
| 04/17/2013 | CN202882513U Single and double hybrid electric transmission line transposition tower with auxiliary arm |
| 04/17/2013 | CN202882512U Step electric pole |
| 04/17/2013 | CN202882511U Telegraph pole of slide bar |
| 04/17/2013 | CN202882510U Terminal tower |
| 04/17/2013 | CN202882509U Novel base station signal launching tower |
| 04/17/2013 | CN202882019U Tower for condensing water |
| 04/17/2013 | CN103052571A Protective foot for a unit load, in particular concrete tower segments |
| 04/17/2013 | CN103046795A Universal mounting base of line post or lamp post |
| 04/17/2013 | CN103046794A Ultrahigh-voltage direct current crank arm tangent tower |
| 04/17/2013 | CN103046793A Fixing device used for installing device on power transmission iron tower |
| 04/17/2013 | CN103046792A Socket welding neck flange with reinforced rib |
| 04/17/2013 | CN103046791A Transmission line tangent tower using double-loop cable T guide |
| 04/17/2013 | CN103046790A Novel single circuit T-connecting transmission tower |
| 04/17/2013 | CN102079020B Welding wire, application thereof and manufacturing method of electric tower |