Angled assembly of profiles for tongue and groove fitting and key locking
US4586310A · kind A · utility
12Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1984 |
| Grant date | May 6, 1986 |
| Priority date | — |
| Expiry date | Jul 31, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/7066
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Device for assembly of profiles by a groove, tongue fitting, with locking by key, which avoids the risks of tongue and key sliding along groove. The device consists of making one of the male elements, tongue or key, longer than the other, in the direction of the generatrices of groove, and making one of the side surfaces of the longer element concave along the generatrices of groove. The invention allows realization of trellis constructions having oblique bars.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.