Building block and construction system
US4510725A · kind A · utility
59Cited by
15References
9Claims
0Family size
Inventor
Key dates
| Filing date | Sep 17, 1981 |
| Grant date | Apr 16, 1985 |
| Priority date | — |
| Expiry date | Sep 17, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24149
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A rectangular building block is formed from a composition of wood fiber and a thermoplastic or thermosetting resin. The block comprises an outer shell and a web defining a plurality of hexagonal cross-sectional openings forming a honeycomb cell within the shell. The blocks may be interlocked and arranged to form a structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.