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:
Feb. 13, 2018
Filed:
Sep. 29, 2015
Satoshi Nakayama, Kanagawa, JP;
Noriaki Takenaga, Tokyo, JP;
Hideyo Makino, Tokyo, JP;
Tetsuya Ofuchi, Kanagawa, JP;
Takayuki Nishimura, Kanagawa, JP;
Yasuyuki Sekino, Kanagawa, JP;
Tohru Matsumoto, Kanagawa, JP;
Yukifumi Kobayashi, Kanagawa, JP;
Satoshi Nakayama, Kanagawa, JP;
Noriaki Takenaga, Tokyo, JP;
Hideyo Makino, Tokyo, JP;
Tetsuya Ofuchi, Kanagawa, JP;
Takayuki Nishimura, Kanagawa, JP;
Yasuyuki Sekino, Kanagawa, JP;
Tohru Matsumoto, Kanagawa, JP;
Yukifumi Kobayashi, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A sheet discriminator, which can be included in an image forming apparatus, includes a sheet loader on which a recording medium is loaded, an information detector including a light emitter to emit light to a surface of the recording medium loaded on the sheet loader and a light receiver to receive the light emitted by the light emitter and detecting information of the recording medium, a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector, and a detector body encasing at least the information detector therein and having an opening formed on an opposing face facing the sheet loader. The opposing face has an opening formed thereon. The opening has at least one arc-shaped side.