Protective helmet with positioning knobs adjustable to the head

Details Protective helmet with positioning knobs adjustable to the head Protective helmet with positioning knobs adjustable to the head

1997-03-24

1998-06-16

Neas, Michael A.

Apparel

Guard or protector

For wearer's head

A42B 304

Patent

active

057652341

ABSTRACT:
A protective helmet with a crown made of synthetic material comprises a fixing device with a strap and means for adjusting the head-band size. The wall of the crown is drilled in the direction of the thickness with a plurality of orifices for housing positioning knobs adjustable between a first adjustment position corresponding to a large head-band size, in which said knobs are inserted inside the orifices, and a second adjustment position corresponding to a small head-band size, in which said knobs are salient towards the inside of the crown, each positioning knob having gripping means accessible from outside the crown to press the internal bearing face of the knob directly against the user's head.

REFERENCES:
patent: 631880 (1899-08-01), Rose
patent: 1163247 (1915-12-01), McGrew
patent: 3329968 (1967-07-01), Gordon
patent: 3389405 (1968-06-01), Fattori
patent: 3787894 (1974-01-01), Goodman, Jr.
patent: 3918098 (1975-11-01), Devaney et al.
patent: 3925821 (1975-12-01), Lewicki
patent: 4434514 (1984-03-01), Sundahl et al.

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