US Patent 7553132 Micro device incorporating programmable element

Patent 7553132 was granted and assigned to Wisconsin Alumni Research Foundation on June, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Wisconsin Alumni Research Foundation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7553132

Date of Patent

June 30, 2009

Patent Application Number

11133901

Date Filed

May 20, 2005

Patent Primary Examiner

‌

Charles G Freay

Patent abstract

A micro device is provided that includes a body defining a chamber for receiving fluid. A rotational element is disposed in the chamber for acting on the fluid. The rotational element is rotatable about an axis in response to a rotating magnetic field. The micro device further includes a clutch mechanism having a first disengaged configuration and a second engaged configuration wherein the clutch mechanism engages the rotational element and prevents rotation of the same.