Hole-saw
US11179784B2 · kind B2 · utility
0Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2017 |
| Grant date | Nov 23, 2021 |
| Priority date | — |
| Expiry date | Feb 13, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23B2260/122
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hole-saw comprises a tubular body connectable at one end to inter alia a power drill and formed at its other end with an annular array of cutting teeth. A collar is positioned at the end of the tubular body remote from the cutting teeth, the perimeter of the collar extending generally normal to and beyond the perimeter of the tubular body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.