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.:

US 8180273 B1

PDF
Full Text
Expired
Date of Patent:
May. 15, 2012

Filed:

Nov. 13, 2007
Applicant:

Kensuke Fujihara, Osaka, JP;

Inventor:

Kensuke Fujihara, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A meandering detection device capable of detecting meandering of a subject with high accuracy includes: a contact which has an open end making contact with and following a subject body and which is supported by a support part; a reflection part integrally provided to the contact and reflecting light; an emission part emitting light toward the reflection part; and a first and a second light receiving parts which are disposed in front of the reflection part, which receive the light reflected by the reflection part and then outputs signals in accordance with respective amounts of light received, and which detect meandering of the subject based on a difference in the amount of light received.


Find Patent Forward Citations

Fujihara, Kensuke. (2012). Meandering detection device, meandering detection method, meandering correction device, and image forming apparatus (U.S. Patent No. 8180273). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8180273

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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