Patent Number: 6,396,196

Title: Piezoelectric device

Abstract: A piezoelectric device (1) includes an at least locally thin-walled ceramic substrate (2) and at least one piezoelectric transducer (3) formed on the thin-walled region (2a) of the substrate. The transducer (3) is film-shaped and has a convex shape to protrude toward the substrate (2).

Inventors: Takeuchi; Yukihisa (Nishikamo-gun, JP), Kimura; Koji (Nagoya, JP)

Assignee: NGK Insulators, Ltd.

International Classification: B41J 2/14 (20060101); B32B 18/00 (20060101); C04B 35/486 (20060101); H01L 41/09 (20060101); H01L 41/113 (20060101); H01L 041/08 ()

Expiration Date: 05/28/2019