Device for fine adjustment of the turning tool bit of a rotating radial adjustment head

US5033918A · kind A · utility

Assignee

• SAMSON AKTIENGESELLSCHAFT · DE

Inventors

• Dieter Eysel · Maintal, DE
• Wilfried Gerk · Rödermark, DE
• Gerhard Klee · Frankfurt, DE
• Hartmut Hirt · Gelnhausen, DE

Key dates

• Filing date: Jul 20, 1990
• Grant date: Jul 23, 1991
• Expiry date: Jul 20, 2010

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T408/85843
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A fine adjustment device for turning tool bits in the form of a pneumatic/hydraulic converter for converting of control signals into proportional actuating or adjusting forces with a combination of an oil pump and pneumatically controlled overflow valve, whose outlet pressure is adjustable with the help of control air.