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 8837030 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 16, 2014

Filed:

Sep. 14, 2012
Applicant:

Motoharu Sakurai, Chiba, JP;

Inventor:

Motoharu Sakurai, Chiba, JP;

Assignee:

Seiko Precision Inc., Narashino-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/02 (2006.01); G03B 9/04 (2006.01); G03B 35/04 (2006.01); G03B 9/26 (2006.01);
U.S. Cl.
CPC ...
G03B 9/04 (2013.01); G03B 35/04 (2013.01); G03B 9/26 (2013.01);
Abstract

A blade drive device includes: a board including an opening; a first blade movable toward and away from the opening, and including: a first slot; and first and second aperture openings each of which is smaller than the opening; a second blade movable toward and away from the opening and including a second slot; a first drive member including a first drive pin that engages the first slot and that is rotatable about a predetermined position; and a second drive member including a second drive pin that engages the second slot and that is rotatable about a predetermined position.


Find Patent Forward Citations

Sakurai, Motoharu. (2014). Blade drive device and optical equipment (U.S. Patent No. 8837030). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8837030

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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