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 7674051 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 09, 2010

Filed:

Sep. 25, 2006
Applicant:

Naoki Fujikawa, Hachioji, JP;

Inventor:

Naoki Fujikawa, Hachioji, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03B 19/12 (2006.01); G03B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mirror adjustment mechanism including a first reflection mirror rotatable around a rotation shaft, and a second reflection mirror rotatably provided on the first reflection mirror. One of the ends of the rotation shaft of the first mirror is allowed to move in the direction of the surface of the first mirror. By this movement, it is possible to adjust the direction of the reflecting light on the second mirror without substantially affecting the direction of the reflecting light on the first mirror. For example, the present invention can be applied to the adjustment of a sub-mirror rotatably mounted on a main mirror of a single-lens reflex camera.


Find Patent Forward Citations

Fujikawa, Naoki. (2010). Mirror angle adjustment mechanism (U.S. Patent No. 7674051). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7674051

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