Duct for feeding fibers to a pneumatic spinning chamber having a

Details Duct for feeding fibers to a pneumatic spinning chamber having a Duct for feeding fibers to a pneumatic spinning chamber having a

1974-06-28

1976-04-06

Watkins, Donald E.

Textiles: spinning, twisting, and twining

Apparatus and processes

Unitary multiple twist devices

57 34B, D01H 112, D02G 116

Patent

active

039480313

ABSTRACT:
A duct for feeding fibres to a spinning chamber operating in accordance with the method of pneumatic spinning in a stationary whirl.
As it is seen in the drawing the area of outlet 6 of duct designed for feeding of loose fibres in a stream of air from a fibre opening-feeding device to a spinning chamber is smaller than the sum area of outlets 4 of main nozzles in spinning chamber 3, said area being also smaller than the area of inlet 5 of the said duct. The length of the said duct is greater than the length of processed fibres.

REFERENCES:
patent: 3439488 (1969-04-01), Bucil et al.
patent: 3455097 (1969-07-01), Rajnoha et al.
patent: 3487626 (1970-01-01), Rajnoha et al.
patent: 3511044 (1970-05-01), Stary
patent: 3712042 (1973-01-01), Chrtek et al.
patent: 3812667 (1974-05-01), Marsalek et al.

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