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.:
Date of Patent:
Oct. 08, 2013
Filed:
Mar. 22, 2011
Phichet Numnual, Pathumthani, TH;
Prapas Charoensilputthakun, Pathumthani, TH;
Phichet Numnual, Pathumthani, TH;
Prapas Charoensilputthakun, Pathumthani, TH;
Seiko Precision Inc., Narashino-Shi, JP;
Abstract
A blade drive device includes: a board including an optical path opening; a blade including a plurality of openings; a first drive source that swings the blade to move toward and away from the optical path opening; and a second drive source that changes a position of a swinging fulcrum of the blade relative to the board. The first drive source includes a first rotor and a first transmitting portion transmitting a rotation of the first rotor to the blade. The second drive source includes a second rotor and a second transmitting portion transmitting a rotation of the second rotor to the blade. The blade includes a cam slot engaging the first transmitting portion and a fitting hole into which the second transmitting portion slidably fits.