Adapter for a motor-driven machine tool with a rotatably driveable machine tool

US8113520B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Adolf Zaiser · Alsdorf, DE
• Jens Blum · Echterdingen, DE
• Marco Braun · Bukit Mertajam, MY
• Heiko Roehm · Stuttgart, DE
• Daniel Grolimund · Zuchwil, CH
• Katharina Holzer · Praha, CZ

Key dates

• Filing date: Apr 2, 2008
• Grant date: Feb 14, 2012
• Expiry date: Sep 11, 2029

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T279/3412
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

An adapter (9) for a motor-driven machine tool with a tool to be rotatably driven has positive-fit counterpart pieces (10) on one face (16) which are adapted to positive-fit elements (3) of the tool shaft (1). Multiple axially protruding mandrels (11) are arranged along the circumference on the opposite face (13).