Tool for removing casement window from building
US4293993A · kind A · utility
1Cited by
4References
4Claims
0Family size
Inventor
Key dates
| Filing date | May 16, 1979 |
| Grant date | Oct 13, 1981 |
| Priority date | — |
| Expiry date | May 16, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53943
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A tool for removing casement windows comprises a first bar bearing on the interior side of the main frame, a second bar bearing on the exterior vertical surfaces of the building, and apparatus connecting the two bars for controllably pulling the window toward the exterior of the building to free it from a retaining frame embedded in the wall of the building.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.