US Patent 7457199 Shear mode folded shell projector
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Patent Inventor Names
Christopher John A. Purcell0
Richard A. Fleming0
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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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US Patent 07457199 Shear mode folded shell projector US Patent 7457199 Shear mode folded shell projector
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Patent Number
07457199
Patent Number
7457199
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Official Website
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US Patent 07457199 Shear mode folded shell projector
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Is a
Patent jurisdiction
Patent number
07457199
Date of patent
November 25, 2008
Patent application number
11366821
Date Filed
March 3, 2006
Patent primary examiner
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