Patent · US Active

Machine tool having a workpiece table

US8746667B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

MIKRON AGIE CHARMILLES SA · CH

Inventors

Frank Bratschi · Biel, CH
Jan Konvicka · Chemnitz, DE
Markus Kindler · Subingen, CH

Key dates

Filing date	Feb 28, 2012
Grant date	Jun 10, 2014
Priority date	—
Expiry date	Jul 12, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23Q17/22
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A machine tool having a machine frame and a workpiece table. It is provided that the workpiece table (5), on one of its sides (14), is held on the machine frame (2) by a holding device (4), the holding device (4) having at least two holding elements (6, 7), which are spaced apart from one another on the said side (14) of the workpiece table (5) and which are disposed at differing height positions (9, 10), such that an upper and a lower holding element (6, 7) is realized, and at least one of the holding elements (6, 7) being equipped with at least one piezo actuator (24) for altering its length and, associated therewith, influencing the position of the workpiece table.

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