Window frame with integral connectors
US5644881A · kind A · utility
61Cited by
13References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 2, 1995 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | Nov 2, 2015 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B3/5892
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A window assembly having a pair of window frame halves each including a plurality of screw bosses. The screw bosses are arranged to align in male/female pairs when the frame halves are brought together in proper alignment. The mating male and female screw bosses are frictionally interfitted to releasably intersecure the frame halves during storage, transportation, and installation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.