Hair curling rod having retractable bristles

Details Hair curling rod having retractable bristles Hair curling rod having retractable bristles

1990-01-16

1990-11-20

Wilson, John J.

Toilet

Hair device

Comb

132123, 132119, 15184, A45D 2416

Patent

active

049710818

ABSTRACT:
In a hair curling rod having retractable bristles passing through apertures in a cylindrical body for winding up the hair and a device for directing a stream of heated air through the outlet apertures, the bristles or prongs are retractable independency on the temperature of the heated air stream. Preferably, the bristles are secured at one thereof to a movable support controlled by a temperature dependent element of a shape-memory alloy situated in the stream of heated air to expand or contract in response to predetermined temperatures.

REFERENCES:
patent: 3108305 (1963-10-01), Peilet
patent: 3110053 (1963-11-01), Sorabian
patent: 3990460 (1976-11-01), Shalvoy
patent: 4023578 (1977-05-01), Buhler
patent: 4028768 (1977-06-01), Pascal
patent: 4473086 (1984-09-01), Thaler et al.

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