Title:
Rigid helmet with shock-absorbing adjustable suspension for the head
United States Patent 3110900


Inventors:
Crowdes Jr., George J.
Application Number:
US16969162A
Publication Date:
11/19/1963
Filing Date:
01/29/1962
Assignee:
Crowdes Jr., George J.
Primary Class:
International Classes:
A42B3/14
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US Patent References:
2846683Stabilizing chin strap1958-08-12
2802212Headgear supporting structure1957-08-13
2763005Protective helmet1956-09-18
2758306Helmet suspensions1956-08-14
2371712Helmet construction1945-03-20
2066493Detachable sweat band1937-01-05