Tower foundation, in particular for a wind energy turbine
US7877944B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 9, 2003 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Jan 19, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A tower, in particular for a wind energy turbine, comprises a first tower segment (18) having a wall (20) comprising concrete material and a second tower segment (26) having a wall (28) comprising steel. The wall (28) of the second tower segment (26) comprises an end portion (30) embedded in an embedent portion (32) of the wall (20) of the first tower segment (18). The second tower segment (26) within its embedded end portion (30) comprises at least one anchoring element (38, 40, 52) projecting radially from an inner or an outer surface (42, 44) or both inner and outer surfaces (42, 44) of the wall (28) of the second tower segment (26), the anchoring elements (38, 40, 52) being arranged along an axial direction of the second tower segment (26).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.