Floor covering assembly
US4584221A · kind A · utility
110Cited by
2References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 19, 1984 |
| Grant date | Apr 22, 1986 |
| Priority date | — |
| Expiry date | Jul 19, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24273
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
By means of the coupling members and corresponding supporting feet of adjacent elements a coupling between an arbitrary number of elements of the floor covering assembly is possible. In order to prevent the separation of the engaged respective pairs supporting feet-coupling members in a positive manner locking cams having upwards facing abutment surfaces lock behind side sections of respective adjacent elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.