Apparatus for cooling heated thermoplastics yarns

Details Apparatus for cooling heated thermoplastics yarns Apparatus for cooling heated thermoplastics yarns

1980-10-15

1982-05-25

Capossela, Ronald C.

Refrigeration

Liquid contacting discrete commodity

With article conveyer or transporter

34155, 57284, 62381, 134 64R, 134122R, F25D 1702

Patent

active

043310001

ABSTRACT:
The yarn cooling apparatus comprises an inner tube through which passes a liquid coolant, e.g. water, and in which there is disposed a coaxial cylinder having a spiral peripheral groove of wedge-shaped cross-section along which the yarn travels. Provided at the yarn outlet end of the coolant tube is a supporting member which has a fixed part with a groove of U-shaped cross-section through which the yarn travels and which extends in the direction of the axis of the coolant-carrying tube, and a movable part provided with air and coolant passages arranged to cover and uncover the groove, according to its position.

REFERENCES:
patent: 2990670 (1961-07-01), Kingsbury
patent: 4040269 (1977-08-01), Nordblad et al.

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