Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
John P. Franz0
David L. Vaughn0
Steven D. Webster0
Date of Patent
December 11, 2007
0Patent Application Number
107831470
Date Filed
February 20, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A rotary flow inducing device having a rotary flow inducing blade and a protection mechanism including a trigger to move the protection mechanism between an operational flow configuration and a protective no-flow configuration with respect to the rotary flow inducing blade.
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