Adjustment mechanism for a headband arrangement of a safety helmet

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United States of America Patent

PATENT NO 9642412
APP PUB NO 20150059064A1
SERIAL NO

14461724

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Importance

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Abstract

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An adjustment mechanism for a headband arrangement including a rotatable knob having a first contact member; a rotatable hub member to engage a notched track of a headband member; and a rotatable notched track member, wherein during contact between the first contact member and the hub member the rotatable notched track member does not rotate, and wherein during contact between a second contact member and the hub member the rotatable notched track member rotates in a second direction.

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Patent Owner(s)

  • MSA TECHNOLOGY, LLC

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ketterer, Kevin R Portersville, US 13 163
Klotz, Robert Jefferson Hills, US 30 684

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