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:
Jan. 29, 2013
Filed:
Mar. 21, 2008
Hidetaka Noguchi, Kanagawa, JP;
Toshiyuki Andoh, Kanagawa, JP;
Seiji Hoshino, Kanagawa, JP;
Takashi Hodoshima, Kanagawa, JP;
Tatsuhiko Oikawa, Kanagawa, JP;
Hiromichi Matsuda, Kanagawa, JP;
Makoto Komatsu, Kanagawa, JP;
Takashi Hashimoto, Kanagawa, JP;
Hidetaka Noguchi, Kanagawa, JP;
Toshiyuki Andoh, Kanagawa, JP;
Seiji Hoshino, Kanagawa, JP;
Takashi Hodoshima, Kanagawa, JP;
Tatsuhiko Oikawa, Kanagawa, JP;
Hiromichi Matsuda, Kanagawa, JP;
Makoto Komatsu, Kanagawa, JP;
Takashi Hashimoto, Kanagawa, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
A sheet conveying device includes a pair of upstream rollers and a pair of downstream rollers each including a drive roller and a driven roller, a calculating unit, and a control unit. The upstream rollers include a measuring unit that obtains speed information of the upstream rollers. The calculating unit calculates a target value based on the speed information. The control unit controls the speed of the drive roller of the downstream rollers based on the target value.