Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 20, 2015
0Patent Application Number
140586930
Date Filed
October 21, 2013
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An adjustable headband device for a helmet has a base, a headband, a driven wheel, a resilient element, a cover plate and an adjusting knob. The headband is mounted on the base and has two toothed racks. The driven wheel has a gear engaging the toothed racks, multiple engaging tabs and multiple ratchet pawls. The cover plate is mounted on the base and has multiple ratchet teeth selectively engaging the ratchet pawls. The adjusting knob of the adjustable headband device rotates to control increase and decrease of an inner diameter defined by the looped headband without being depressed.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
