The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 2009
Filed:
Aug. 31, 2007
Rudolf Heinz, Renningen, DE;
Dieter Kienzler, Leonberg, DE;
Roland Herwig, Besigheim, DE;
Udo Schaich, Stuttgart, DE;
Rudolf Heinz, Renningen, DE;
Dieter Kienzler, Leonberg, DE;
Roland Herwig, Besigheim, DE;
Udo Schaich, Stuttgart, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A piezoelectric actuator module having a piezoelectric actuator, fastened between an actuator head and an actuator foot, and having a sheath, surrounding the piezoelectric actuator, for electrical passivation, is proposed in which the sheath is an insulation guard layer that is joined by nonpositive and/or positive engagement, by means of a mechanical attachment, to attachment components in the region of the end faces of the piezoelectric actuator or of the actuator head and/or of the actuator foot.