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:
Nov. 16, 2021
Filed:
Jun. 22, 2018
Seiko Epson Corporation, Tokyo, JP;
Atsushi Matsuo, Shiojiri, JP;
Abstract
A vibrator element includes a substrate that performs thickness-shear vibration, wherein an outer shape of the substrate in a plan view has a first side and a second side arranged in a first direction along a direction of the thickness-shear vibration and extending along a second direction crossing the first direction, a third side and a fourth side arranged in the second direction and extending in the first direction, a first connecting portion connecting the first side and the third side, and a second connecting portion connecting the first side and the fourth side, the first connecting portion and the second connecting portion are located inside of a region surrounded by the first side, the second side, the third side, the fourth side, and extension lines of these sides in the plan view, and the substrate has broken-off portions projecting from the first connecting portion and the second connecting portion.