Crash helmet

Apparel – Guard or protector – For wearer's head

Patent

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Details

2410, 2425, 2 6, 21845, A42B 300

Patent

active

045649596

ABSTRACT:
Disclosed is a crash helmet with a substantially spherical cap part wherein a reduction of the forces acting on the helmet at high speeds is obtained by providing the surface of the cap with a plurality of topographical irregularities or surface unevennesses arranged adjacently to each other.

REFERENCES:
patent: 2081335 (1937-05-01), Levinson
patent: 3548410 (1970-12-01), Parker
patent: 3551911 (1971-01-01), Holden
patent: 3783450 (1974-01-01), O'Connor
patent: 3927421 (1975-12-01), Simon
patent: 4075714 (1978-02-01), Ryder et al.

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