Interconnecting lock construction for siding, soffits and related construction elements
US4334396A · kind A · utility
11Cited by
7References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 15, 1979 |
| Grant date | Jun 15, 1982 |
| Priority date | — |
| Expiry date | May 15, 1999 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F13/0864
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A panel (10, 60) applicable to siding, soffits and related construction elements used as coverings for houses, buildings and like structures includes new, improved intercooperating gripping portions (18, 28 and 62, 64) at first (16) and second (26) edges for effectively locking panels of successive courses. The gripping portion at the first edge comprises a nail hem of double thickness for nailing the panel to an adjacent structure and there is an insulative layer (66) providing a wind resistance medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.