Suction control arrangement for open-end friction spinning

Details Suction control arrangement for open-end friction spinning Suction control arrangement for open-end friction spinning

1986-04-03

1987-07-07

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

57263, D01H 1502, D01H 1135, D01H 7898

Patent

active

046778209

ABSTRACT:
An apparatus for open-end friction spinning is provided with at least one suction roller connected to a suction device. The suction device is connected via a valve with an underpressure or vacuum source which permits the adjustment and the switching off of the suction effect of the suction device. Adjusting elements operating independently of each other are respectively provided for switching off of the suction effect and for controlling the amount of the suction effect. These adjusting elements are operable by a moveable servicing apparatus.

REFERENCES:
patent: 4522023 (1985-06-01), Stahlecker
patent: 4539804 (1985-09-01), Derichs
patent: 4541234 (1985-09-01), Wassenhoven et al.
patent: 4601166 (1986-07-01), Raasch

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