Machine tool, particularly a hand-held power tool

US8714064B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Thilo Koeder · Gerlingen, DE
• Joachim Platzer · Waiblingen, DE
• Ulli Hoffmann · Mühlacker, DE

Key dates

• Filing date: Nov 20, 2009
• Grant date: May 6, 2014
• Expiry date: Oct 23, 2030

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T83/839
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

A power tool, particularly a hand-held power tool, is provided with a sensor unit for sensing an observation area on the workpiece side with varying resolution and having arranged in front of it a lens system with lenses of varying focal length.