Electrical hand-held power tool with a safety clutch
US6705410B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 23, 2002 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | May 17, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25D2250/165
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An electrical hand-held power tool including a pinion (4) for driving a gear set that transmits a rotational movement to a power tool spindle, a pinion shaft (10) for supporting the pinion (4), an electric motor (2) for generating a torque, a rotor shaft (11) connected with the electric motor (2) for transmitting the torque to the pinion shaft (10), and a safety clutch (5) provided between the pinion shaft (10) and the rotor shaft (11), with the pinion shaft being formed as a hollow shaft provided in its interior with inner bearing which rotatably supports the pinion shaft (10), and with the rotor shaft (10) having its end received in the interior of the pinion shaft (10) and supported against the inner bearing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.