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.

Date of Patent:
Oct. 27, 1998

Filed:

Oct. 10, 1996
Applicant:
Inventors:

Satoshi Fukada, Ebina, JP;

Nobuo Hyakutake, Ebina, JP;

Kenji Tomizawa, Ebina, JP;

Junichirou Sameshima, Ebina, JP;

Mikio Kobayashi, Ebina, JP;

Norio Hokari, Ebina, JP;

Yukio Hayashi, Ebina, JP;

Shuji Iseki, Ebina, JP;

Ryoichi Tsuruoka, Ebina, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
399 16 ; 399 22 ; 399 98 ; 399111 ; 250200 ; 2505594 ;
Abstract

In an optical detecting device, used for an image forming apparatus, for detecting an object to be detected, such as a paper, by an optical means including a light emitting means 20c, a photo sensing means 20d, a reflecting means 20b, and the like, there is provided at least one of a paper detecting devices in which conductive attracting means connected to a predetermined potential is disposed close to the optical means, the optical means is attached to a periodical replacing component of the image forming apparatus, a reflecting means 20b and a paper transporting path are oriented in different directions with respect to a photo sensing means 20d and a distance from the light emitting means 20c and the like to the reflecting means 20b is different from a distance from the light emitting means 20c and the like to the paper transporting path.


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