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:
May. 26, 2015
Filed:
May. 17, 2012
Applicant:
Kei Kanemoto, Suwa, JP;
Inventor:
Kei Kanemoto, Suwa, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 19/56 (2012.01); G01C 19/574 (2012.01); G01C 19/5733 (2012.01);
U.S. Cl.
CPC ...
G01C 19/574 (2013.01); G01C 19/5733 (2013.01);
Abstract
A gyro sensor according to the invention includes a first mass portion including a first detection portion, a second mass portion including a second detection portion, first drive portions vibrating the first mass portion in a direction of a first axis, and a force conversion portion fixed to an anchor portion. The first mass portion and the second mass portion are connected with the force conversion portion. The force conversion portion is displaced with the anchor portion as an axis, and vibrates the second mass portion in a direction of a second axis crossing the first axis in a plane view.