Opening cylinder for open-end spinning machine

Details Opening cylinder for open-end spinning machine Opening cylinder for open-end spinning machine

1988-09-19

1989-09-05

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

19112, 19 97, D01H 7895, D01G 1910

Patent

active

048626880

ABSTRACT:
An opening cylinder for an open-end spinning machine comprising a cylinder body of aluminum or similar material having a helical groove therein for receiving the foot portion of a saw-tooth wire fillet wherein the width of the groove is smaller than the foot portion of the saw-tooth wire fillet and the material of opening cylinder is deformed by press-rolling the wire fillet into the grooves.

REFERENCES:
patent: 3324642 (1967-06-01), Meimberg
patent: 3646639 (1972-03-01), Burckhardt et al.
patent: 3775956 (1973-12-01), Rajnoha et al.
patent: 4044427 (1977-08-01), Ankrom et al.
patent: 4208767 (1980-06-01), Schmolke
patent: 4272865 (1981-06-01), Schmolke
patent: 4301572 (1981-11-01), Miyamoto
patent: 4394789 (1983-07-01), Egerer
patent: 4574583 (1986-03-01), Stahlecker et al.
patent: 4625366 (1986-12-01), Egerer
patent: 4627131 (1986-12-01), Iwata
European Search Report EP 3983-201/be, Application No. 87117690.5-.

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