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:
Dec. 07, 2021
Filed:
Oct. 17, 2019
Applicant:
Mitutoyo Corporation, Kanagawa, JP;
Inventor:
Tatsuki Nakayama, Hiroshima, JP;
Assignee:
MITUTOYO CORPORATION, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 5/28 (2006.01); G01B 5/20 (2006.01);
U.S. Cl.
CPC ...
G01B 5/28 (2013.01); G01B 5/20 (2013.01);
Abstract
The present disclosure uses a surface property measuring device that includes an arm swingably supported so as to displace a stylus vertically, and an arm lifter that holds the stylus at a predetermined height by rotating the arm. After arranging the arm lifter in a state where the arm can be held at a lower limit height that is only a predetermined drop amount below a predetermined measurement height, the arm is arranged at the measurement height and the stylus contacts a measured object, and in this state surface properties of the measured object are measured.