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.

Date of Patent:
Jan. 07, 2025

Filed:

Aug. 25, 2022
Applicant:

Mitutoyo Corporation, Kanagawa, JP;

Inventors:

Shunsuke Tanaka, Kanagawa, JP;

Yoshiaki Kato, Kanagawa, JP;

Miyako Mizutani, Kanagawa, JP;

Assignee:

MITUTOYO CORPORATION, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01); G01B 11/26 (2006.01); G01D 5/20 (2006.01);
U.S. Cl.
CPC ...
G01B 7/30 (2013.01); G01B 11/26 (2013.01); G01D 5/20 (2013.01);
Abstract

An angle detector includes a rotary scale having a scale pattern in which a plurality of patterns are arrayed along a circumference direction of the rotary scale, and a plurality of detection heads, each of which detects the plurality of patterns from the scale pattern. The plurality of detection heads are shifted from each other in the circumference direction of the rotary scale and are shifted from each other in a radial direction of the rotary scale.


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