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:
Sep. 01, 2020
Filed:
May. 11, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Munehiro Shibuya, Minamiminowa, JP;
Takeo Funakawa, Chino, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 13/02 (2006.01); G04B 15/14 (2006.01);
U.S. Cl.
CPC ...
G04B 13/026 (2013.01); G04B 13/022 (2013.01); G04B 15/14 (2013.01);
Abstract
Provided are a mechanical part, a timepiece having the mechanical part, and a method of manufacturing a mechanical part that suppresses separation and rotation of a rotating member to a staff member, and can be manufactured at a competitive cost. A escape wheel and pinionas an example of a mechanical part has a staff member; an escape wheelwith a holeto which the staff memberis inserted, and ribsthat extend toward the staff member; and an annular fastening memberthat affixes the escape wheelto the staff member. The fastening memberis disposed touching the ribsand deforming to protrude into the hole