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:
Feb. 27, 2024

Filed:

Sep. 24, 2021
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Koki Hayashi, Shiojiri, JP;

Kenichiro Matsumoto, Fujimi, JP;

Kazunori Hoshino, Matsumoto, JP;

Hiroshi Watanabe, Shiojiri, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G04B 39/02 (2006.01); G04B 39/00 (2006.01); G04B 45/00 (2006.01);
U.S. Cl.
CPC ...
G04B 39/02 (2013.01); G04B 39/002 (2013.01); G04B 39/006 (2013.01); G04B 45/0076 (2013.01);
Abstract

A timepiece including: a dial; a windshield glass having a plurality of curved surfaces that differ from each other in curvature; and a hand disposed between the dial and the windshield glass, wherein the windshield glass includes: a first curved surface having a first curvature and including a center of the windshield glass; a second curved surface disposed adjacent to the first curved surface and having a second curvature larger than the first curvature; and a third curved surface disposed adjacent to the second curved surface and having a third curvature larger than the second curvature, a thickness of the first curved surface and a thickness of the second curved surface are equal, and in plan view, a distal end of the hand is disposed on a center C side of the windshield glass with respect to a boundary between the second curved surface and the third curved surface.


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