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:
Jul. 31, 2018
Filed:
Sep. 22, 2017
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Masanao Kunugi, Fujimi, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 33/00 (2006.01); F16H 35/00 (2006.01); F16H 37/00 (2006.01); F16H 49/00 (2006.01); B25J 18/04 (2006.01); B25J 19/00 (2006.01);
U.S. Cl.
CPC ...
F16H 49/001 (2013.01); B25J 18/04 (2013.01); B25J 19/0062 (2013.01);
Abstract
A robot includes a first member, a second member that is provided so as to be movable around the first member, and a gear device that transmits driving force from one of the first member and the second member to the other. The gear device includes a contact portion where two surfaces come into contact with each other and a lubricant, which is disposed on the contact portion and of which a change rate of worked penetration caused by a worked stability test is within a range of −16% to +16% inclusive.