Yarn brake

Details Yarn brake Yarn brake

1980-05-15

1982-07-13

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Unitary multiple twist devices

57279, 242149, D01H 786, D01H 1310, D01H 1500, B65H 5912

Patent

active

043387748

ABSTRACT:
A yarn brake for applying tension to a yarn at the entrance end of a tube as the yarn moves through the tube and which may be utilized in a hollow spindle assembly of a textile yarn processing machine, such as a two-for-one twister. The yarn brake includes a first braking surface formed on a yarn entrance end of the tube and a movable brake member resting on the yarn entrance end of the tube and having a second braking surface on the underside thereof for cooperating with the first braking surface to apply tension to the yarn moving therebetween. The yarn brake includes a threading slot formed in the entrance end of the tube for threading of the yarn through the tube without moving the braking member from the entrance end of the tube.

REFERENCES:
patent: 2291819 (1942-08-01), McCann
patent: 2485776 (1949-10-01), Roberts
patent: 2646942 (1953-07-01), Heffelfinger
patent: 2718363 (1955-09-01), Roberts
patent: 2736511 (1956-02-01), Roberts
patent: 2785526 (1957-03-01), Keith
patent: 3165882 (1965-01-01), Kreuschmer
patent: 3383072 (1968-05-01), Horvath
patent: 3490221 (1970-01-01), Heimes et al.
patent: 3945184 (1976-03-01), Franzen
patent: 3975893 (1976-08-01), Franzen

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