Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tai-Heng Chen0
Date of Patent
February 12, 2013
0Patent Application Number
125885960
Date Filed
October 21, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An adjustable head band for a helmet has a base, a band, an adjusting wheel, a dial and a cover. The base has at least one pawl. The band is annular and is movably mounted through the base and has two toothed ends. The toothed ends correspond to each other. The adjusting wheel has a gear and a ratchet wheel. The gear engages the toothed ends of the band. The ratchet wheel engages the at least one pawl of the base. The dial is mounted on the adjusting wheel. The cover is mounted on the base. The adjustable head band is attached to a helmet and is convenient and easy to operate to allow customization of the helmet on a head.
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