Protective helmet having internal reinforcing infrastructure

Details Protective helmet having internal reinforcing infrastructure Protective helmet having internal reinforcing infrastructure

1990-02-06

1992-02-18

Schroeder, Werner H.

Apparel

Guard or protector

For wearer's head

2421, A42B 300

Patent

active

050881302

ABSTRACT:
The invention is directed to a protective helmet comprising a formed plastic foam shell having an internal plastic infrastructure embedded at least partially therein. The embedded infrastructure provides increased shock absorption characteristics for a wearer during use. The helmet can also include either a thin plastic outer microshell or a thicker relatively rigid plastic outer shell, with a padding material attached to the inner surface of the reinforced foam shell, and a retention strap attached to the plastic outer shell.

REFERENCES:
patent: 1997187 (1935-04-01), Taylor
patent: 4300242 (1981-11-01), Nava et al.
patent: 4317239 (1982-03-01), Bryksa
patent: 4443891 (1984-04-01), Blomgren et al.
patent: 4472472 (1984-09-01), Schultz
patent: 4558470 (1985-12-01), Mitchell et al.
patent: 4612675 (1986-09-01), Broersma
patent: 4627114 (1986-12-01), Mitchell
patent: 4653123 (1987-03-01), Broersma
patent: 4845786 (1989-07-01), Chiarella

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