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:
Apr. 12, 2011
Filed:
Sep. 15, 2008
Kouichi Oomori, Ibaraki, JP;
Katsumasa Mikami, Ibaraki, JP;
Katsumi Kumada, Osaka, JP;
Yuichiro Suzuki, Ibaraki, JP;
Minoru Toyoda, Osaka, JP;
Yoshitaka Omori, Ibaraki, JP;
Kouichi Oomori, Ibaraki, JP;
Katsumasa Mikami, Ibaraki, JP;
Katsumi Kumada, Osaka, JP;
Yuichiro Suzuki, Ibaraki, JP;
Minoru Toyoda, Osaka, JP;
Yoshitaka Omori, Ibaraki, JP;
Ricoh Company, Ltd., Ohta-ku, Tokyo, JP;
Abstract
A rotary member includes a rotating main body, and support members that are formed to be supported by bearings. Each of the support members includes a spindle core formed of a first metal, and a cylindrical sheath that sheathes a portion of the spindle core where slidably contacting respective one of the bearings and that is formed of a second metal different from the first metal.