Sander with a balance means
US8192254B2 · kind B2 · utility
7Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2009 |
| Grant date | Jun 5, 2012 |
| Priority date | — |
| Expiry date | Oct 8, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24B23/04
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A sander according to the present invention comprising a housing, a motor and a transmission mounted within the housing, a sanding plate mounted below the housing, a battery pack mounted at the rear end of the housing and a balancer mounted on either the housing or the sanding plate. The balancer includes a balance element disposed in the front part of the sander. The balance element is balanced with the battery pack, which solves the balance problem of the DC sanders known in the prior art while still providing a battery pack that can satisfy the power requirements of the sander.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.