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:
Nov. 18, 1980
Filed:
Apr. 05, 1978
Yasuo Maekawa, Tokyo, JP;
Tsunetoshi Sekiguchi, Tokyo, JP;
Masahiko Waki, Tokorozawa, JP;
Hiroshi Koide, Tokyo, JP;
Kisuke Watanabe, Tokyo, JP;
Osamu Matsumura, Chofu, JP;
Hisao Yamagata, Tokorozawa, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Abstract
A structure for fixing a watchglass of a watch case, which comprises a watchglass fixing member having a ring-shaped recess and a flange formed at an upper portion of said recess, a watchglass having an outer diametric surface formed with an inclined guiding surface below said outer diametric surface, and a synthetic resin ring disposed in said recess of said watchglass fixing member and sandwiched between said recess and said watchglass and having a protrusion formed when said watchglass is press fitted into said synthetic resin ring, said protrusion serving as means for retaining said watchglass in a fixed place.