Protective helmet of the movable segment type

Details Protective helmet of the movable segment type Protective helmet of the movable segment type

1987-12-31

1989-05-09

Reynolds, Wm. Carter

Apparel

Guard or protector

For wearer's head

A42B 300

Patent

active

048275379

ABSTRACT:
A protective helmet has a plurality of segments that are interhinged for swinging movement between an expanded operating position and a collapsed non-operating position, and have cooperating ribs and recesses to maintain them in the expanded operating position. There also are pin and slot connections between the segments adapted positively to guide the segments so as assure a correct moving of the segments and a correct reciprocal engagement of the ribs and recesses.

REFERENCES:
patent: 3514787 (1970-06-01), Kennedy, Jr.
patent: 3991422 (1976-11-01), Saotome et al.
patent: 4607397 (1986-08-01), Laxo

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