Patent ID: 9666785
Date: 2017-05-30
CPC Classifications: B25J,H01L,H02N,H02P,Y10S

Claim:
1. A piezoelectric driving device comprising: a substrate; a first electrode that is provided on the substrate; a piezoelectric member that is provided above the substrate; a second electrode that is provided on the piezoelectric member; a vibrating plate that is provided above the first and second electrodes, the vibrating plate having top and bottom surfaces opposite to each other, the bottom surface facing the first and second electrodes; and a wiring pattern that is provided on the bottom surface of the vibrating plate, the wiring patter being configured with a first wiring member and a second wiring member, the second wiring member being located at a first area of the bottom surface, wherein the first area correspond to the second electrode in a plan view, the first wiring member of the wiring pattern is electrically connected to the first electrode, and the second wiring member of the wiring pattern is electrically connected to the second electrode.