The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2019
Filed:
Dec. 08, 2016
Applicant:
Balluff Gmbh, Neuhausen a.d.F., DE;
Inventor:
Thomas Burkhardt, Zell, DE;
Assignee:
Balluff GmbH, Neuhausen a.d.F., DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 5/245 (2006.01); G01D 5/249 (2006.01);
U.S. Cl.
CPC ...
G01D 5/2497 (2013.01); G01D 5/2454 (2013.01); G01D 5/2455 (2013.01); G01D 5/2495 (2013.01);
Abstract
In a length or position measuring system which has an at least locally substantially linear measuring gauge and at least one sensor able to be moved relative to the measuring gauge wherein the measuring gauge includes an incremental track and at least one absolute track and wherein the incremental track and the at least one absolute track have pole pairs arranged in the longitudinal direction of the measuring gauge, it is provided in particular that at least one pole pair of the absolute track is phase-shifted relative to a corresponding pole pair of the incremental track.