Power tools
US8123596B2 · kind B2 · utility
5Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2008 |
| Grant date | Feb 28, 2012 |
| Priority date | — |
| Expiry date | Aug 7, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25F5/008
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A power tool includes an air introduction device that can introduce an external air into the casing and can produce a spiral flow of the air within the casing. A motor is disposed within the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.