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:
May. 26, 2015

Filed:

Dec. 09, 2013
Applicant:

Konica Minolta , Inc., Tokyo, JP;

Inventors:

Naoki Tajima, Sagamihara, JP;

Yasushi Nagasaka, Okazaki, JP;

Takahiro Matsuo, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/04 (2006.01); G03G 15/043 (2006.01); B41J 2/38 (2006.01); B41J 2/45 (2006.01);
U.S. Cl.
CPC ...
G03G 15/04054 (2013.01); G03G 15/0435 (2013.01);
Abstract

An optical print head, including: a light emitting substrate which includes a light emitting element on a base; a rod lens array which focuses light emitted from the light emitting element onto an image carrier, the rod lens array having a larger linear expansion coefficient than the base of the light emitting substrate; and expansion suppressing members which are attached to both lateral surfaces of the rod lens array in a direction that is perpendicular to an optical axis direction and is a shorter direction, each of the expansion suppressing members having a smaller linear expansion coefficient than the rod lens array.


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