Ultrasonic transducer and ultrasonic apparatus having the same
AssigneeNgk Spark Plug Co., Ltd.
InventorsWataru KIMURA, Hideaki TAKI
Life of this patent
Estimating the term…
Abstract
An ultrasonic transducer (101, 102, 103) includes: a front member (1, 1a) having a front side on which an ultrasonic radiating surface (11) is provided and a back side which is opposite to the front side; a side member (2, 2a); a backing member (3, 3a); and a piezoelectric ceramic body (4), which are provided axially integrally, wherein one end side of the side member (2, 2a) is fitted to the back side of the front member (1, 1a), one end side of the backing member (3, 3a) is fitted to another end side of the side member (2, 2a), and the piezoelectric ceramic body (4) is interposed between the front member (1, 1a) and the backing member (3, 3a).
Claims13
An ultrasonic transducer comprising:
- a front member having a front side on which an ultrasonic radiating surface is provided and a back side which is opposite to the front side;
- a side member;
- a backing member;
- and a piezoelectric ceramic body, which are provided axially integrally,
- wherein one end side of the side member is fitted to the back side of the front member, one end side of the backing member is fitted to another end side of the side member, and the piezoelectric ceramic body is interposed between the front member and the backing member.
Dependencies are inferred from the claim text.