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 8223257 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2012

Filed:

Jul. 30, 2009
Applicant:

Myung-gyu Kim, Suwon-si, KR;

Inventor:

Myung-gyu Kim, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01); H04N 9/09 (2006.01); H04N 9/097 (2006.01);
U.S. Cl.
CPC ...
Abstract

A focal plane shutter, a photographing apparatus including the same, and a photographing method for the photographing apparatus are provided. More specifically, provided are a focal plane shutter, which is easily manufactured and controlled because of its simple mechanical structure and can offer a live view function, a photographing apparatus including the focal plane shutter, and a photographing method for the photographing apparatus. The focal plane shutter includes a front curtain and a rear curtain for moving relative to each other to expose and conceal the focal plane shutter, a cam for independently controlling movements of the front curtain and the rear curtain, a front curtain lever interposed between the front curtain and the cam to transmit movement of the cam to the front curtain, and a rear curtain lever interposed between the rear curtain and the cam to transmit movement of the cam to the rear curtain.


Find Patent Forward Citations

Kim, Myung-gyu. (2012). Focal plane shutter, photographing apparatus including the same, and photographing method for the photographing apparatus (U.S. Patent No. 8223257). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8223257

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