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, 2020
Filed:
Dec. 05, 2016
Sakie Higuchi, Tokyo, JP;
Yuki Sato, Kanagawa, JP;
Shiro Akama, Tokyo, JP;
Tsuyoshi Endo, Kanagawa, JP;
Tsutomu Osawa, Tokyo, JP;
Yuta Ueda, Kanagawa, JP;
Sakie Higuchi, Tokyo, JP;
Yuki Sato, Kanagawa, JP;
Shiro Akama, Tokyo, JP;
Tsuyoshi Endo, Kanagawa, JP;
Tsutomu Osawa, Tokyo, JP;
Yuta Ueda, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A lock lever structure includes a shaft; a cam attached to the shaft to fit a different-shaped portion of the shaft to prevent rotation of the cam in a circumferential direction of the shaft, the different-shaped portion having a different shape in cross section from a round portion of the shaft; a lever having an inner hollow cylindrical portion larger than an outline of the shaft and attached to the shaft to be rotatable in the circumferential direction of the shaft; a spring attached to the shaft to press the cam and the lever in an axial direction of the shaft; and a retainer attached to the shaft to retain the spring, the cam, and the lever to the shaft. The cam has at least two valley portions. The lever has a contact portion to contact the cam. The contact portion has a base shape.