Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bertrand Racine0
Date of Patent
November 22, 2005
0Patent Application Number
103117900
Date Filed
September 25, 2002
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to an adjustable helmet comprising a first and second shell portion adjustably connected together. Each shell features a smooth interference-free sliding surface on which the two shells fit together in an overlapping relationship. The two shells are locked together by a manually operable locking device adapted to engage corresponding anchoring holes. The smooth interference-free sliding surfaces allows easy adjustment of the helmet size.
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