Friction spinning roller

Details Friction spinning roller Friction spinning roller

1986-09-25

1987-10-27

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

D01H 7882

Patent

active

047020687

ABSTRACT:
The perforated roller of a friction spinning unit includes an outer sleeve having vent openings at one end to provide an air leakage path which by-passes the adjacent bearing of the sleeve, and further by-passing vent passages radially outwardly of the bearing at the opposite end of the sleeve.

REFERENCES:
patent: 3311293 (1967-03-01), Moffatt
patent: 4502272 (1985-03-01), Fuchs
patent: 4537022 (1985-08-01), Stahlecker
patent: 4541232 (1985-09-01), Raasch
patent: 4541233 (1985-09-01), Raasch et al.
patent: 4590756 (1986-05-01), Stahlecker

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