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:
Jul. 10, 2007

Filed:

Dec. 10, 2004
Applicants:

Masanori Seto, Iwatsuki, JP;

Yoshiaki Haginoya, Iwatsuki, JP;

Inventors:

Masanori Seto, Iwatsuki, JP;

Yoshiaki Haginoya, Iwatsuki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/435 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming device equipped with a light scanning device having a polygon mirror that deflects laser light by rotating, a focusing element for focusing deflected laser light onto a photosensitive body, and a reflection mirror reflecting and guiding to the photosensitive body the laser light which passes through the focusing element, given that a distance L between an end surface of the focusing element and the reflection mirror is 8 mm≦L≦25 mm, and an angle Θ formed by incident light and reflected light of the reflection mirror is 25°≦Θ≦45°, the focusing element, the reflection mirror, and the photosensitive body are disposed such that a relationship between L and Θ satisfies 8 mm ≦LtanΘ≦12 mm is provided.


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