Textiles: spinning – twisting – and twining – Apparatus and processes – Unitary multiple twist devices
Patent
1974-07-25
1976-11-30
Petrakes, John
Textiles: spinning, twisting, and twining
Apparatus and processes
Unitary multiple twist devices
57 5895, D01H 112
Patent
active
039941205
ABSTRACT:
Apparatus for production of yarn from natural or chemical fibres comprising a fixed annular chamber having opposite ends with a closure member at one of the ends having a duct therein for discharge of yarn. A suction pipe is introduced into the chamber at the other of its ends and a helical duct is formed between the outer surface of the suction pipe and the inner surface of the chamber through which air is introduced into the chamber in a helical whirl. A duct is disposed between the closure member and the suction pipe for introducing raw material into the chamber.
REFERENCES:
patent: 3577720 (1971-05-01), Zax et al.
patent: 3851455 (1974-12-01), Jozwicki et al.
Hertz Mieczyslaw
Jozwicki Ryszard Karol
Kropiwnicki Stanislaw Jozef
Kubica Henryk
Radom Czeslaw
Instytut Wlokniennictwa
Petrakes John
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