Method and apparatus for controlling the thread joining process

Details Method and apparatus for controlling the thread joining process Method and apparatus for controlling the thread joining process

1982-11-12

1984-09-25

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Piecing up

D01H 1500

Patent

active

044729332

ABSTRACT:
Method for controlling a thread joining process taking place by starting a rotor in an open end rotor spinning machine, which comprises beginning unwinding of the thread, subsequently controlling the thread unwinding speed in accordance with the rotor speed, and controlling at least one of the sliver drawing-in speed and the fiber feeding speed in accordance with the thread unwinding speed, and an apparatus for carrying out the method.

REFERENCES:
patent: 3939638 (1976-02-01), Bruckert et al.
patent: 3987610 (1976-10-01), Stahlecker et al.
patent: 4020621 (1977-05-01), Tsubata
patent: 4020622 (1977-05-01), Lattion
patent: 4080775 (1978-03-01), Stahlecker
patent: 4102116 (1978-07-01), Derichs et al.
patent: 4159616 (1979-07-01), Takeuchi et al.
patent: 4172357 (1979-10-01), Stahlecker et al.

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