Electric power tool
US7681661B2 · kind B2 · utility
15Cited by
40References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2005 |
| Grant date | Mar 23, 2010 |
| Priority date | — |
| Expiry date | Nov 1, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S173/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cover which covers outer peripheries of fastening screws are disposed on an outer periphery of a hammer case. A stopper which detachably positions and fixes the cover to the outer periphery of the hammer case is disposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.