| Patents for E04H 12 - Towers; Masts, poles; Chimney stacks; Water-towers; Methods of erecting such structures (12,702) |
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| 05/10/2006 | CN1771375A Modular tower structure |
| 05/10/2006 | CN1771373A Wire mesh screed |
| 05/05/2006 | CA2525595A1 Post anchoring device |
| 05/05/2006 | CA2511692A1 Post connection cover |
| 05/04/2006 | WO2006045141A1 Reinforcing poles |
| 05/04/2006 | WO2005087060A3 Stand for anchoring a rod-shaped object, particularly a tree |
| 05/04/2006 | WO2005065279A3 Improved umbrella base |
| 05/04/2006 | US20060090417 Assembly of a structural component having keyed surfaces |
| 05/04/2006 | US20060090416 Reinforcing element for concrete construction |
| 05/03/2006 | CN2777127Y Partial prestress and varied conical degee type concrete electrical pole |
| 05/02/2006 | US7036707 Friction stir welding method, frame members used therein, and product formed thereby |
| 05/01/2006 | CA2483576A1 Telescopic mobile flare stack |
| 04/27/2006 | US20060086884 Supporting structure for beach umbrellas and the like |
| 04/27/2006 | US20060086060 Connector for concrete poles |
| 04/27/2006 | DE10016702B4 Schilder- und/oder Meßstellenpfosten Sign and / or Meßstellenpfosten |
| 04/26/2006 | EP1650399A1 Device for screwing together rod-shaped elements |
| 04/26/2006 | EP1650379A1 Device introduced in beach umbrella's helicoidal fixer with hard or similar structure |
| 04/26/2006 | CN2775220Y Electric and hand ratchet braking device for flag pole |
| 04/26/2006 | CN2775219Y Light trianlge steel constructed tower |
| 04/26/2006 | CN2775218Y Hard and sharp-pointed anti-climbing clasping prick device |
| 04/25/2006 | CA2366213C Staff holder |
| 04/20/2006 | US20060080930 Working machine |
| 04/20/2006 | US20060080929 Constructive disposition used in the construction of buildings |
| 04/19/2006 | EP1646759A1 Modular tower structure |
| 04/19/2006 | CN1252386C Horizontal axle type wind turbo machine and its manufacturing method |
| 04/13/2006 | WO2005087062A3 Stand for securing a rod-shaped object, in particular a tree |
| 04/13/2006 | US20060075764 Correlation of vent tiles and racks |
| 04/13/2006 | US20060075715 Structural framing system and components thereof |
| 04/13/2006 | DE102004048365A1 Radio tower, has three oblong stabilization units such as flat rolled steels which are connected with tower and which are arranged around tower such that their narrow sides are facing tower |
| 04/13/2006 | DE10065689B4 Gleisanlage für schienengebundene Fahrzeuge Track system for rail vehicles |
| 04/12/2006 | EP1645701A2 Improved modular tower structure for eolic turbines and other applications |
| 04/12/2006 | EP1644597A1 Adjustable post support |
| 04/12/2006 | CN2771408Y Rotary flagpole |
| 04/12/2006 | CN2771407Y Foot fork socket |
| 04/11/2006 | US7024834 Framework connection system |
| 04/11/2006 | US7024829 Ridge vent for tile roofs |
| 04/11/2006 | US7024828 Rollable baffled ridge vent |
| 04/11/2006 | CA2523222A1 Improved modular tower structure for eolic turbines and other applications |
| 04/11/2006 | CA2391548C Multifunction utility pole |
| 04/06/2006 | DE202006000227U1 Anchoring device for articles in ground has base, which is made single piece from reinforced concrete and two turning footings which can be embedded in the underground through base by pivoting |
| 04/06/2006 | DE102004048165A1 Vorrichtung zur Gründung von Signalmasten Device to the founding of signal posts |
| 04/05/2006 | EP1643057A1 Column support member |
| 04/05/2006 | EP1643056A1 Apparatus for foundation of signalling posts |
| 04/05/2006 | CN2769421Y Multi-side turnover stand column type advertising tower |
| 04/05/2006 | CN1249317C Connecting flange for tubular components, tower segment and wind tower containing same |
| 04/04/2006 | US7022270 Structural member and a cured resin layer adjacent the structural member and defining an exterior surface. The composite pole can be manufactured by providing a mold, inserting a structural member within the mold to define a |
| 04/04/2006 | US7021866 Article of manufacture for anchoring poles, tubing, or rods in sand, or other surface sediments |
| 04/04/2006 | US7021013 Compensator for compensating thermal expansions |
| 04/04/2006 | CA2234357C Removable post support system |
| 03/30/2006 | US20060068950 Transportable basketball system having wind-transmissive backboard structure and sand-anchorable post assembly for safely playing basketball-related games on beaches, shorelines and other sand-covered outdoor environments |
| 03/30/2006 | DE102004044320A1 Method for constructing a framework pylon has three or four corner uprights assembled from section linked by flanges secured by conventional bolts |
| 03/30/2006 | DE102004044312A1 Method for constructing framework type pylon has the edge supports made from bent strip with a reinforcing plate welded into the inner profile to form a hollow frame section |
| 03/29/2006 | CN2767578Y Automatic line arranging mechanism for flag pole |
| 03/23/2006 | WO2006031489A2 Tower/frame structure and components for same |
| 03/23/2006 | US20060059842 Clip connector and method |
| 03/23/2006 | US20060059841 Reinforced concrete structure, rebar end anchor therefor and method of manufacturing |
| 03/22/2006 | EP1636449A1 Hinge mechanism |
| 03/22/2006 | EP1636448A1 Method for the production of a connection flange |
| 03/22/2006 | CN2765983Y Cement electrical pole with lightning arrester |
| 03/22/2006 | CN2765982Y Climbing and line theft-preventing electrical pole hoop rack |
| 03/21/2006 | US7014555 Method and apparatus for extending a chimney |
| 03/21/2006 | US7014011 Scaffolding lift system |
| 03/21/2006 | US7013608 Self-guyed structures |
| 03/17/2006 | CA2520080A1 Helical ground anchor and method of its use |
| 03/17/2006 | CA2481568A1 Adjustable screw-in post support |
| 03/16/2006 | US20060054772 Accessory for supporting a shading device |
| 03/16/2006 | US20060054765 Prop for objects such as sunshades |
| 03/16/2006 | US20060053729 System, method and device for producing a supporting framework or rigid girder |
| 03/16/2006 | US20060053728 Method for fixing a reinforcing mesh to a base or to the ground |
| 03/16/2006 | US20060053727 Tower/frame structure and components for same |
| 03/16/2006 | DE202005012872U1 Ground anchor is for fixture of objects, e.g. sunshade in ground surface and has anchoring section for penetration in ground, with ground anchor head with head piece at one end |
| 03/16/2006 | DE202004020862U1 Profile e.g. for frame systems as for posters, waiting halls, telephone or exhibition booths, has external wall and several openings extending in profile of external wall over partial length |
| 03/16/2006 | DE202004020804U1 Foundation unit for a rod-like component comprises a sleeve open at both ends with a unit for anchoring in the ground and a unit for introducing a drive and a tool with a front operating region and an oppositely-lying region |
| 03/16/2006 | DE102004042386B3 Profile e.g. for frame systems as for posters, waiting halls, telephone or exhibition booths, has external wall and several openings extending in profile of external wall over partial length |
| 03/15/2006 | CN2764872Y Self-standing triangle tower for communication |
| 03/15/2006 | CN2764871Y Triangle tower for communication |
| 03/15/2006 | CN2764870Y Three-pipe tower for communication |
| 03/08/2006 | CN1745248A Method for the erection of a wind energy plant and wind energy plant |
| 03/07/2006 | US7007986 Access cover fastening device |
| 03/07/2006 | US7007910 Device for fastening poles, posts, masts or the like in the ground, and method for manufacturing a fastening device |
| 03/07/2006 | US7007703 Umbrella with an integral anchoring structure |
| 03/07/2006 | US7007437 Covers, systems and methods for covering deck components |
| 03/02/2006 | WO2006021735A1 Observation tower |
| 03/02/2006 | US20060042175 Cable carrier chain arrangement in ascending vertical position inserted in telescopic groups with two or more sections |
| 03/01/2006 | CN1740561A Horizontal axis type wind turbine and method of construction thereof |
| 03/01/2006 | CN1243897C Iso-truss structure |
| 02/28/2006 | US7004737 Methods and apparatus for forming concrete structures |
| 02/28/2006 | US7003919 Post mount assembly |
| 02/27/2006 | CA2517178A1 Telescoping shoring post |
| 02/23/2006 | WO2006020261A2 Confinement reinforcement for masonry and concrete structures |
| 02/23/2006 | WO2006020062A2 A flexible, deployment rate damped hinge |
| 02/23/2006 | WO2006017989A1 Environment-protection type concrete base for sunshade and christmas tree and method for preparing the same |
| 02/23/2006 | US20060037274 Frame structure |
| 02/22/2006 | EP1627587A1 Stand for supporting pole-shaped objects such as Christmastree trunks, parasols or the like |
| 02/22/2006 | CN1737313A Inclined triangular pyramid truss type frame construction and method for making, mounting and measuring the same |
| 02/22/2006 | CN1737273A Method for balancing overturning force of major structure by foundation weight balancing |
| 02/22/2006 | CN1243182C Reinforcement ring for tower of wind energy facility |
| 02/21/2006 | US7000357 Antenna mast transport and deployment system |
| 02/16/2006 | WO2006015975A1 Street fixture assembly |
| 02/16/2006 | WO2006015974A1 Street lamp |