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:
Aug. 28, 2012
Filed:
Jul. 07, 2008
Suguru Miyagawa, Tokyo, JP;
Koichi Hara, Hadano, JP;
Suguru Miyagawa, Tokyo, JP;
Koichi Hara, Hadano, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An oscillator device includes at least one movable element supported for oscillatory motion around a rotational axis, and a damper member for applying a damping function to the oscillatory motion of the movable element, the damper member being provided along at least a portion of a locus plane defined by an edge of the movable element during oscillatory motion thereof, so that, based on a viscosity of a fluid which is present between the edge of the movable element and a portion of the damper member opposed to the edge of the movable element, the damping function is applied to applied to the oscillatory motion of the movable element.