Piezoelectric actuator with a sheath, for disposition in a...

Details Piezoelectric actuator with a sheath, for disposition in a... Piezoelectric actuator with a sheath, for disposition in a...

2007-08-29

2010-06-01

Budd, Mark (Department: 2837)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S338000, C310S340000

Reexamination Certificate

active

07728489

ABSTRACT:
A piezoelectric actuator with piezoelectric elements, fastened between an actuator head and an actuator foot, and with a plastic sleeve surrounding at least the piezoelectric elements is proposed, which is set in a clamping ring on the actuator head and/or the actuator foot of the piezoelectric actuator. The respective clamping ring may be a metal part or a plastic part, which is equipped with clamping lugs suitable for setting the plastic sleeve and is thrust, pressed, or shrunk onto the respective actuator head and/or actuator foot of the steel piezoelectric actuator.

REFERENCES:
patent: 4051396 (1977-09-01), Berlincourt
patent: 4553059 (1985-11-01), Abe et al.
patent: 4958101 (1990-09-01), Takahashi et al.
patent: 5239223 (1993-08-01), Miyoshi
patent: 5455477 (1995-10-01), Sano et al.
patent: 7358646 (2008-04-01), Asano et al.
patent: 10 2005 024 710 (2006-12-01), None

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