Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
David L. Witcher0
Date of Patent
August 23, 2016
0Patent Application Number
148334480
Date Filed
August 24, 2015
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A protective helmet includes an outer shell and a controlled air dissipation (CAD) assembly installed within the outer shell. The CAD assembly includes an inner shell liner releasably mounted to the outer shell, a primary bellows unit disposed between an outer surface of the inner shell liner and the inside surface of the outer shell, and a secondary bellows unit disposed between an inner surface of the inner shell liner and the head of a person wearing the protective helmet.
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