Drywall Cutting tool
US4870757A · kind A · utility
Inventors
Key dates
| Filing date | Jul 5, 1988 |
| Grant date | Oct 3, 1989 |
| Priority date | — |
| Expiry date | Jul 5, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25G3/26
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A drywall cutting tool having an elongated handle portion and an elongated blade portion, the handle portion being of cylindrical configuration over most of its length and having a tapered end and a rounded edge, and a closed loop finger guard projecting laterally from the tapered end portion of the handle. The blade portion has an inner end captured in the handle and a pointed tip, and is of substantially uniform width and thickness along its length. The tip end has a pair of inclined sharpened edges converging to form a point, and the blade has a sharpened upper longitudinal blade edge along a portion of its length and a lower longitudinal edge of the blade formed with a row of saw teeth along its entire length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.