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. 14, 2015
Filed:
Jul. 18, 2011
Shigeru Morinaga, Kanagawa, JP;
Kazuhiro Wakamatsu, Kanagawa, JP;
Takayuki Niihara, Kanagawa, JP;
Kikuya Nakada, Saitama, JP;
Shigeru Morinaga, Kanagawa, JP;
Kazuhiro Wakamatsu, Kanagawa, JP;
Takayuki Niihara, Kanagawa, JP;
Kikuya Nakada, Saitama, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A roll medium holding unit is disclosed that includes a core part configured to be inserted in a core pipe of a roll medium; and plural diameter-increasing members configured to be variably arranged at corresponding first positions provided along a periphery of the core part and arranged at corresponding second positions provided away from the core part. The roll medium holding unit is capable of being set in a first holding state where the diameter-increasing members arranged at an outer peripheral surface of the core part support the roll medium with the diameter-increasing members arranged at the corresponding first positions and capable of being set in a second holding state where the core part of a holding member supports the roll medium with the diameter-increasing members arranged at the corresponding second positions.