Hollow plastic deck block
US9556582B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Feb 29, 2016 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | Feb 29, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D2300/0006
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The deck block has is made of plastic by a roto-moulding process. The deck block has a truncated pyramidal shape with a flat top plane, a hollow center; a uniform wall thickness; a central vertical post socket and four joist slots extending horizontally from the post socket at a right angle with each other. The deck block has a multi-wall pillar therein extending between a bottom surface of the post socket and a bottom plane of the block. This pillar is made of four vertical hollow oval-shaped columns that are arranged in a circular array under the post socket for reinforcing the bottom surface of the post socket. In another aspect, the joist slots have protruding lips on each side thereof, for enlarging a top surface of the block and for reinforcing the joist slots.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.