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:
Jan. 17, 2017
Filed:
Aug. 24, 2015
Sii Crystal Technology Inc., Chiba-shi, Chiba, JP;
Takashi Kobayashi, Chiba, JP;
SII CRYSTAL TECHNOLOGY INC., Chiba, JP;
Abstract
A piezoelectric vibration piece includes: a base portion; a pair of vibration arm portions which extends in a first (+Y) direction from the base portion, and is arranged separately in a second (X) direction intersecting with the first (+Y) direction; and a support arm portion which extends in the first (+Y) direction from the base portion. The support arm portion, includes a first arm portion formed such that a width which is a length along the second (X) direction is gradually narrowed towards a tip end portion side of the support arm portion, and a second arm portion which extends in the first (+Y) direction from the first arm portion and is formed such that the width is broadened towards the tip end portion side.