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 8310739 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 13, 2012

Filed:

Nov. 25, 2009
Applicants:

Tomoyuki Murakami, Miyagi, JP;

Hisayoshi Imai, Miyagi, JP;

Daisuke Yoshida, Miyagi, JP;

Inventors:

Tomoyuki Murakami, Miyagi, JP;

Hisayoshi Imai, Miyagi, JP;

Daisuke Yoshida, Miyagi, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical scanner includes an optical housing, which houses a light source, an aperture stop, a condensing lens and a rotary deflector, light from the light source entering into the rotary deflector via the aperture stop and the condensing lens, and the light deflected by the rotary deflector scanning a target to be irradiated, a fastener, which fastens the condensing lens to the optical housing, and a fastener attachment portion to which the fastener is attached, the fastener attachment portion being disposed in a downstream side of the condensing lens in a traveling direction of the light in the housing.


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Murakami, Tomoyuki. (2012). Optical scanner and image forming device using the optical scanner (U.S. Patent No. 8310739). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8310739

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