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:
Oct. 13, 1998
Filed:
Jan. 21, 1997
Applicant:
Inventor:
Alfred Trzmiel, Grafenberg, DE;
Assignee:
Hydraulik-Ring Antriebs- und Steuerungstechnik GmbH, Nurtingen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
310328 ; 310346 ;
Abstract
The actuating device includes a housing having at least one inlet. At least one piston slide is slidably positioned in the housing for pumping a medium from the at least one inlet to a consuming device. At least one piezo element for axially displacing the at least one piston slide is provided.