Patent · US Expired

Quick-action chuck

US7258351B2 · kind B2 · utility

30Cited by

21References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Erhard Hoffmann · Altenriet, DE
Joachim Hecht · Magstadt, DE
Siegfried Keusch · Deizisau, DE

Key dates

Filing date	Mar 31, 2004
Grant date	Aug 21, 2007
Priority date	—
Expiry date	Apr 29, 2025

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T279/32
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A quick-action chuck, in particular for a power tool, has an actuating element (20) and a control device which includes at least one mechanism (12, 22, 36, 42, 50) for controlling at least one locking device (10) that serves to absorb a chucking reinforcement force via the locking device (10) that is controllable by the control device, a positive-engagement connection can be brought about for absorbing the chucking reinforcement force.

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