Patent ID: 9261669
Filing Date: 2016-02-16
CPC Classification: B81B,G02B,H01L,H02N

Claim Text:
1. A meandering-shaped vibrating element comprising: a vibrating beam having a meandering shape including: a piezoelectric actuator including: wherein each one turning portion out of the plurality of turning portions and respective pair of coupling portions out of the plurality of coupling portions connected to the each one turning portion substantially form a U-shape having an inner circumference and an outer circumference, wherein each of the plurality of turning portions includes a non-existence region where the upper electrode does not exist and an existence region where the upper electrode exists, wherein the non-existence region includes the inner circumference of the U-shape, and is located away from the outer circumference of the U-shape, and wherein the existence region is closer to the outer circumference of the U-shape than the non-existence region.