Patent · US Active

Hand-held power tool system

US8231436B2 · kind B2 · utility

8Cited by

21References

7Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Cornelius Boeck · Tauberbischofsheim, DE
Joachim Schadow · Stuttgart, DE
Sinisa Andrasic · Schenefeld, DE

Key dates

Filing date	Oct 17, 2011
Grant date	Jul 31, 2012
Priority date	—
Expiry date	Oct 17, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T70/5611
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A hand-held power tool system has a hand-held power tool, a guard unit, and a guard anti-rotation lock unit preventing rotation between the guard unit and the hand-held power tool during breakdown of a tool of the hand-held power tool and configured to prevent rotation between the guard unit and the hand-held power tool at a same time as the guard unit is being attached to the hand-held power unit when the guard unit is in a working position, the guard anti-rotation lock unit is at least partially located on a closing unit which includes a clamping band and a pivotable lever, and the anti-rotation lock unit includes at least one anti-rotation lock element provided on the lever.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.