Retaining wall and blocks for the formation thereof
US7837415B2 · kind B2 · utility
3Cited by
21References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2007 |
| Grant date | Nov 23, 2010 |
| Priority date | — |
| Expiry date | Mar 29, 2027 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D29/025
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A block having at least one front face, at least one back face, sides connecting the front and back faces, a top surface, a bottom surface and at least one cavity passing through the entire height of the block from the top surface to the bottom surface, wherein the cavity is positioned so that the centre of mass of the block lies closer to the back face than does the geometric centre of the block.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.