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. 24, 2015
Filed:
Mar. 18, 2014
Kenji Takayama, Kanagawa, JP;
Kenji Takayama, Kanagawa, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
A document conveyance device includes: a reader reading a document-sheet passing on a contact glass; a white plate being placed opposite to the contact glass; a first conveyance roller and a first driven roller placed upstream of the reader in a sheet conveying direction; a second conveyance roller and a second driven roller placed downstream of the reader in the sheet conveying direction; a holding member configured to hold rotatably the first and second driven roller; a spacer configured to support the holding member and include one or more of support planes different in height; wherein a support plane selected from the one or more support planes in accordance with a thickness of the document-sheet is moved manually to support the holding member, and the white plate is configured to lift upward from the contact glass plate by a forehead of the sheet passing through the contact glass plate.