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US Patent 7339306 Mechanism comprised of ultrasonic lead screw motor

Patent 7339306 was granted and assigned to New Scale Technologies on March, 2008 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors

Is a

Patent

Patent attributes

Current Assignee

New Scale Technologies

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

73393060

Patent Inventor Names

David Henderson0

Date of Patent

March 4, 2008

Patent Application Number

109180410

Date Filed

August 13, 2004

Patent Primary Examiner

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Darren Schuberg

Patent abstract

An optical assembly that contains an optical device movably attached to a apparatus for driving a threaded shaft assembly. The apparatus contains of a threaded shaft with an axis of rotation and, engaged therewith, a threaded nut. The assembly contains a device for subjecting the threaded nut to ultrasonic vibrations and thereby causing said the shaft to simultaneously rotate and translate in the axial direction.