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Publication numberUSD508659 S1
Publication typeGrant
Application numberUS 29/209,940
Publication dateAug 23, 2005
Filing dateJul 26, 2004
Priority dateJul 26, 2004
Publication number209940, 29209940, US D508659 S1, US D508659S1, US-S1-D508659, USD508659 S1, USD508659S1
InventorsKuo-Yun Fang
Original AssigneeKuo-Yun Fang
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Adjustment device for helmet strap
US D508659 S1
Abstract  available in
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  1. The ornamental design for an “adjustment device for helmet strap,” as shown and described.

FIG. 1 is a perspective view of an “adjustment device for helmet strap” showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

It being understood that the broken lines are for exemplary illustrative purposes only and form no part of the claimed design.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7565704 *Feb 1, 2006Jul 28, 2009Happy WuSports helmet
US20060225187 *Feb 1, 2006Oct 12, 2006Happy WuSports helmet
US20150059066 *Dec 23, 2013Mar 5, 2015Mine Safety Appliances CompanySuspension Connection Arrangement for a Suspension System of a Safety Helmet
U.S. ClassificationD11/200