Ultrasonic transducer and ultrasonic apparatus having the same

Details Ultrasonic transducer and ultrasonic apparatus having the same Ultrasonic transducer and ultrasonic apparatus having the same

2008-03-28

2010-12-07

Benson, Walter (Department: 2837)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S346000

Reexamination Certificate

active

07847468

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).

REFERENCES:
patent: 6784599 (2004-08-01), Stoecklein et al.
patent: 7557492 (2009-07-01), Fripp et al.
patent: 7627936 (2009-12-01), Bromfield
patent: 2004/0035912 (2004-02-01), Li et al.
patent: 2003-199195 (2003-07-01), None
Machine translation of JP 2003-199195 generated by the website of the Japanese Patent Office.

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