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:
Apr. 07, 2009
Filed:
Jun. 29, 2004
Hiroaki Naganuma, Kofu, JP;
Hiroaki Naganuma, Kofu, JP;
Nisca Corporation, Minamikoma-gun, Yamanashi-ken, JP;
Abstract
An imaging apparatus includes an imaging optical unit for focusing light on an image-forming plane; a solid-state image pickup unit for photo-electrically converting light; a data transfer unit for controlling transfer of image data; a substrate disposed in an imaging optical path of the imaging optical unit and provided with an exposure aperture; a shutter blade for closing the exposure aperture at a closed position and opening the exposure aperture at an open position; a shutter driving unit having an exciting coil for driving the shutter blade between the closed position and the open position; and a control unit for controlling the shutter driving unit. A blade restriction member is provided for restricting a motion of the shutter blade at the closed position. A shutter blade holding unit is provided for holding the shutter blade at the open position when no driving current is supplied to the exciting coil.