Hole saw
US9737941B2 · kind B2 · utility
6Cited by
32References
16Claims
0Family size
Inventor
Key dates
| Filing date | Jan 29, 2017 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Jan 29, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27B19/008
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hole saw includes a base member configured to secure the hole saw to a drive device, and a set of blade members extending from the base member. Each of the blade members is attached to the base member at a fixed position, and each of the blade members includes a sawing portion having cutting teeth. The sawing portion has a medial portion connected to the base member where the sawing portion has oppositely extending, freestanding distal ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.