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:
Mar. 17, 1981
Filed:
Jan. 05, 1979
Kunihiko Futaba, Akishima, JP;
Toshikazu Shimazaki, Tokyo, JP;
Atsumi Osagawa, Machida, JP;
Akira Hiraoka, Tokorozawa, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Abstract
A watch case including outer and inner bodies, a cover member and a flexible packing ring in which provision is made of a horizontal groove formed on the outside wall of the inner body, a spring having an internal side fitted to the horizontal groove, a vertical groove formed on the outside wall of the inner body into which a lever is inserted, a first hole provided on one side of the inside wall of the outer body with which one end of the spring is engaged, a second hole provided on opposite side of the inside wall of the outer body with which the other end of the spring is engaged, and the lever supporting the spring engaged with an elongate hole formed on the outer body, and thereby being easily assembled and disassembled by means of the lever.