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:
Jun. 21, 2016
Filed:
Nov. 21, 2011
Applicants:
Joerg Wallaschek, Paderborn, DE;
Sebastian Mojrzisch, Hannover, DE;
Jan Bremer, Hemmingen, DE;
Inventors:
Assignee:
GOTTFRIED WILHELM LEIBNIZ UNIVERSITAET HANNOVER, Hannover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01); H01L 41/053 (2006.01); H01L 41/25 (2013.01);
U.S. Cl.
CPC ...
H01L 41/053 (2013.01); H01L 41/0536 (2013.01); H01L 41/25 (2013.01); Y10T 29/42 (2015.01);
Abstract
A piezo actuator includes an actuator body with a plurality of piezo elements and a tensioning device loading the actuator body with a bias. The tensioning device includes a traction device mounted as a biased winding on the actuator body in a plurality of turns around the actuator body. The traction device is at least one of resilient or flexible.
Wallaschek, Joerg. (2016). Piezoactuator and a method for producing such a piezoactuator (U.S. Patent No. 9373774). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9373774
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile