Patent · US Expired

Lathe

US6651535B2 · kind B2 · utility

7Cited by

14References

20Claims

0Family size

Assignee

Index-Werke GmbH & Co. KG Hahn & Tessky · DE

Inventors

Dietmar Hafla · Hohengehren, DE
Anton Haberkern · Wissen, DE
Michael Gaertner · Austin, US

Key dates

Filing date	Dec 12, 2000
Grant date	Nov 25, 2003
Priority date	—
Expiry date	Jan 11, 2021

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T82/2511
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

In order to so improve a lathe comprising a machine frame, a first workpiece spindle with a vertical first spindle axis and a first workpiece holder, a first carriage system for moving the first workpiece spindle, a second workpiece spindle with a vertical second spindle axis, and a second workpiece holder facing the first workpiece holder, a second carriage system for moving the second workpiece spindle, the first workpiece spindle and the second workpiece spindle being adapted to be brought into a transfer position, that the machine frame can be manufactured in as simple and cost-efficient a manner as possible, it is proposed that the machine frame comprise a first machine bed and a second machine bed constituting an assembly separate from the first machine bed, and that the first carriage system be guided solely on the first machine bed, and the second carriage system be guided solely on the second machine bed.

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