Spinning apparatus with pneumatic filament conveyor tube

Details Spinning apparatus with pneumatic filament conveyor tube Spinning apparatus with pneumatic filament conveyor tube

1975-07-28

1976-12-28

Baldwin, Robert D.

Plastic article or earthenware shaping or treating: apparatus

Shaping orifice and downstream work contacting gaseous...

28 713, 242 18A, 425455F, D01D 700

Patent

active

039999092

ABSTRACT:
The combination of a spinning nozzle and hollow, vertical, blowing and drop shafts for cooling and solidifying the spun filaments, with winding means for winding the spun, solidified filaments; pneumatic tube means for conveying the filaments from the lower end of the lower cooling shaft to an automatic filament-catching means on a chuck of the filament winder, said pneumatic tube means having longitudinal slot to allow withdrawal of the filaments as they become tensioned at the beginning of the winding; a threading plate in one of the hollow shafts, and a telescopic drop shaft construction providing an opening and closing of cooling gas exit opening by the telescopic shifting of the drop shaft.

REFERENCES:
patent: 3274644 (1966-09-01), Massey et al.
patent: 3913852 (1975-10-01), Lenk et al.
patent: 3930292 (1976-01-01), Schippers et al.

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