Patent · US Active

Tool attachment

US9193045B2 · kind B2 · utility

1,155Cited by

10References

11Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Dietmar Saur · Lingen (Ems), DE
Michael-Andreas Grunwald · Leinfelden, DE

Key dates

Filing date	Oct 4, 2012
Grant date	Nov 24, 2015
Priority date	—
Expiry date	Jul 7, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T408/957
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A tool attachment for mounting on a hand-held machine tool provided with a tool holder, the tool attachment having an output shaft and a base body at whose outer circumference a locking sleeve is disposed in a manner allowing it to rotate to release at least one assigned locking element; at the outer circumference of the base body, an anti-rotation unit is formed for the twist-proof mounting of the base body on a fastening unit assigned to the hand-held machine tool; on the anti-rotation unit and at an inner circumference of the fastening unit, complementary geometrical forms are provided which are configured to mesh with each other for the releasable, twist-proof mounting of the base body on the fastening unit.

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