Patent · US Expired

Method of making coordinate measurements on workpieces

US5615489A · kind A · utility

125Cited by

4References

15Claims

0Family size

Assignee

Carl Zeiss Stiftung · DE

Inventors

Karl-Hermann Breyer · Heidenheim, DE
Klaus-Peter Koch · Aalen, DE
Helmut Heier · Aalen, DE
Hans-Gerd Pressel · Aalen, DE

Key dates

Filing date	May 25, 1994
Grant date	Apr 1, 1997
Priority date	—
Expiry date	May 25, 2014

Classification

Technology area (CPC G)Physics
CPC primaryG01B7/012
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A coordinate measuring apparatus carries a video camera 6 and a mechanical probe head 7 having a probe element 8 for contact-measuring the workpiece surface. With the aid of the coordinate measuring apparatus, the locations on the workpiece 9 to be mechanically contacted are driven to under visual control with the aid of the monitor 10 connected to the video camera. For this purpose, the probe element 8 is located in the viewing field of the video camera 6.

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