Spring element for pretensioning a piezoelectric actuator...

Details Spring element for pretensioning a piezoelectric actuator... Spring element for pretensioning a piezoelectric actuator...

2009-01-28

2010-12-28

SanMartin, J. (Department: 2837)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S348000

Reexamination Certificate

active

07859169

ABSTRACT:
A spring element for pretensioning a piezoelectric actuator is specified, wherein the spring element has a tubular body with recesses. The recesses are each made in the form of a polygon with rounded corners. A piezoelectric actuator with such a spring element is also specified.

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