Screwless window frame assembly
US6925767B2 · kind B2 · utility
27Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2002 |
| Grant date | Aug 9, 2005 |
| Priority date | — |
| Expiry date | Jul 11, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B3/5892
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window frame including a pair of frame halves having integral fasteners for interconnecting the frame halves. The fasteners include mating barbed connectors that interfit with one another to permanently intersecure the frame halves. The fasteners further include integral cooperating alignment pins and receivers for aligning the fasteners and hence the frame halves. The alignment pins and receivers are laterally offset from the fasteners.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.