Yarn twisting disc

Details Yarn twisting disc Yarn twisting disc

1990-06-01

1994-09-27

Stodola, Daniel P.

Textiles: spinning, twisting, and twining

Apparatus and processes

False twist device

57338, D01H 792, D01H 1300

Patent

active

053498089

ABSTRACT:
A rotary yarn twisting disc which is adapted for imparting twist to an advancing yarn as part of a false twisting process. The disc has an annular yarn contacting peripheral surface which includes a first segment having a relatively high coefficient of friction and a relatively large radius of curvature, and a second segment having a relatively low coefficient of friction and a relatively small radius of curvature.

REFERENCES:
patent: 3813868 (1974-06-01), Lorenz
patent: 3901011 (1975-08-01), Schuster
patent: 3964248 (1976-06-01), Schuster
patent: 4018041 (1977-04-01), Weigert et al.
patent: 4033105 (1977-07-01), McNeight et al.
patent: 4051655 (1977-10-01), Lorenz et al.
patent: 4115987 (1978-09-01), Taniguchi et al.
patent: 4195470 (1980-04-01), Sturhahn
patent: 4218870 (1980-08-01), King
patent: 4718226 (1988-01-01), Schuster et al.

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