Patent · US Active

Position-measuring device and system having a plurality of position-measuring devices

US9200893B2 · kind B2 · utility

1Cited by

5References

16Claims

0Family size

Assignee

DR. JOHANNES HEIDENHAIN GMBH · DE

Inventors

Wolfgang Holzapfel · Obing, DE
Joerg Drescher · Riedering, DE
Markus Meissner · Teupitz, DE
Ralph Joerger · Traunstein, DE
Bernhard Musch · Otterfing, DE
Thomas Kaelberer · Schrobenhausen, DE

Key dates

Filing date	Feb 1, 2013
Grant date	Dec 1, 2015
Priority date	—
Expiry date	Jul 26, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG01D5/38
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

In position-measuring devices and a systems having a plurality of position-measuring devices for determining the position of an object in several spatial degrees of freedom, the plurality of optical position-measuring devices scan the object from a single probing direction, and the probing direction coincides with one of the two main axes of motion.

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