Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Richard A. Fleming0
Christopher John A. Purcell0
Date of Patent
November 25, 2008
Patent Application Number
11366821
Date Filed
March 3, 2006
Patent Primary Examiner
Patent abstract
An acoustic projector with a thin walled shell extending between flanges having helicoidal corrugations extending between the flanges. A shear mode motor is coupled to the thin walled shell to provide a torque to the thin walled shell.
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