Hammer drill
US9168649B2 · kind B2 · utility
5Cited by
19References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 23, 2012 |
| Grant date | Oct 27, 2015 |
| Priority date | — |
| Expiry date | Feb 25, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25D2250/371
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hammer-drill including a body in which is mounted a motor and a hammer mechanism which is driven by the motor; a tool holder mounted on the front of the body and which is capable of holding a cutting tool, the hammer mechanism being capable of imparting impacts to the cutting tool, when held by the tool holder; a rear handle, moveably mounted onto the rear of the body via at least one movement control mechanism and which is capable of moving towards or away from the body; a biasing mechanism which biases the rear handle away from the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.