Open end spinning unit having reduced operating power requiremen

Details Open end spinning unit having reduced operating power requiremen Open end spinning unit having reduced operating power requiremen

1976-12-23

1978-01-31

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Unitary multiple twist devices

57100, D01H 112

Patent

active

040708136

ABSTRACT:
In an open end spinning unit having a stationary frame member and a spinning rotor rotatably supported by the frame member, and in which, during operation of the unit, a flow of gas occurs from the yarn removal opening and fiber inlet opening of the unit to a gas extraction opening thereof, the gas traversing a path surrounding the rotor, a gas flow controlling structure is disposed around the rotor to define a narrow gap with the exterior surface of a portion of the rotor, so that the space adjacent the remainder of the rotor is in communication with the gas flow path only via the narrow gap.

REFERENCES:
patent: 3367099 (1968-02-01), Kubovy et al.
patent: 3698175 (1972-10-01), Dykast
patent: 3837153 (1974-09-01), Didek et al.
patent: 3882666 (1975-05-01), Muller
patent: 3924398 (1975-12-01), Esser et al.
patent: 3972171 (1976-08-01), Handschuch et al.
patent: 3972172 (1976-08-01), Waleckx
patent: 3981132 (1976-09-01), Miyazaki et al.
patent: 3999365 (1976-12-01), Suzuki

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