Portable machine tool switching unit
US9643309B2 · kind B2 · utility
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17Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 6, 2010 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Oct 20, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25D2250/371
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A portable machine tool switching unit includes a turning knob unit, which has a coupling unit that can be rotatably driven for coupling to at least one switching element, and further includes at least one energy storage element provided for storing switching energy in the case of a preselection. The energy storage element is integrated in the turning knob unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.