Filament curling method

Details Filament curling method Filament curling method

1978-08-14

1979-10-30

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Reshaping running or indefinite-length work

264339, 264346, 264DIG40, B29C 1702

Patent

active

041728742

ABSTRACT:
A method for curling plastic filaments to produce simulated hair for doll wigs in which the curled plastic filaments are given a permanent set by a heat treatment, in a chamber with a combination of steam and electrical heat. By the use of this combination of heat, melting of the filaments on the mandrel during interruption of the method is avoided.

REFERENCES:
patent: 2980959 (1961-04-01), Genovese
patent: 3342026 (1967-09-01), Nichols
patent: 3363041 (1968-01-01), Schickman et al.
patent: 3849529 (1974-11-01), Ferment et al.

Affiliated with

Also associated with

Rating

Filament curling method does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Filament curling method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Filament curling method will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-20162