Patent ID: 8824708
Filing Date: 2014-09-02
Classification: H04R

Abstract:
1. An oscillation device comprising: a first piezoelectric element; a first vibrating member which binds one surface of the first piezoelectric element and is formed of a metal material; a resin member which holds an outer circumferential portion of the first vibrating member; a second piezoelectric element; a second vibrating member which binds one surface of the second piezoelectric element, is overlapped with the first vibrating member and the resin member when seen in a plan view, and is formed of a metal material; and a support member which supports the resin member and the second vibrating member, wherein at least one opening, which connects a space positioned between the first vibrating member and the resin member, and the second vibrating member to the outside of the space, is provided in at least one of the first vibrating member, the resin member, and the second vibrating member.