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.:

US 7256927 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 14, 2007

Filed:

Mar. 11, 2003
Applicant:

Martin G. Selbrede, Austin, TX (US);

Inventor:

Martin G. Selbrede, Austin, TX (US);

Assignee:

Uni-Pixel Displays, Inc., The Woodlands, TX (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An actuator () taking advantage of ponderomotive forces to enhance its electromechanical performance as a function of input energy. An actuator () may include a first conductive layer () residing on a first electret layer (). The actuator () may further include a moveable second electret layer () which is spaced apart in relation to the first conductive layer () when the second electret layer () is in a quiescent state. The actuator () may further include a second conductive layer () in a spaced apart relation to the second electret layer () when the second electret layer () is in the quiescent state. The actuator () may further include a voltage source () configured to selectively apply a voltage between the first () and second () conductive layers thereby propelling the second electret layer () to either the first () or second () conductive layer.


Find Patent Forward Citations

Selbrede, Martin. (2007). Double-electret mems actuator (U.S. Patent No. 7256927). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7256927

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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