Automatic handling of yarn cops

Details Automatic handling of yarn cops Automatic handling of yarn cops

1975-05-14

1976-11-09

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Delivery twist type

57 34R, 57108, 57156, D01H 914, D01H 1306

Patent

active

039902234

ABSTRACT:
A method and apparatus for the simultaneous freeing of yarn at a group of cops during the changing of cops in a spinning machine having spindles without appendages, the machine including a yarn guide rail carrying yarn guides which grip the yarn from the side and means supporting the guide rail for downward movement from the region above the spindles toward the foot of the spindles, wherein the yarn guide rail is employed as the yarn freeing rail and downward movement of the yarn guide rail is effected by initially rotating the rail through 90.degree. about an axis extending in the longitudinal direction of the rail so that the yarn guides are pivoted downwardly, and subsequently lowering the yarn guide rail toward the foot of the spindles.

REFERENCES:
patent: 2690643 (1954-10-01), Vella
patent: 2747360 (1956-05-01), Vella
patent: 2770093 (1956-11-01), Gwaltney
patent: 2865162 (1958-12-01), Hope
patent: 2892301 (1959-06-01), Cone
patent: 2949726 (1960-08-01), Latus
patent: 3097476 (1963-07-01), Fetterman, Jr.

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