Circle forming attachment for hand held power tool
US6918720B2 · kind B2 · utility
8Cited by
22References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2001 |
| Grant date | Jul 19, 2005 |
| Priority date | — |
| Expiry date | Nov 3, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/306608
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A circle forming apparatus (100) for a power tool and a method for using the apparatus provides for the formation of circles or circular apertures in a workpiece. A first arm (104) and second arm (106) are rotatably coupled, and a fastener allows a user to secure the first arm relative to the second arm. The second arm includes a pivot point (108), and the first arm includes means (102) for coupling the first arm to a power tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.