Patent · US Active

Portable machine tool switching unit

US9643309B2 · kind B2 · utility

0Cited by
0References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 2010
Grant dateMay 9, 2017
Priority date
Expiry dateOct 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.