Air differential mandrel and method of differentially winding an

Details Air differential mandrel and method of differentially winding an Air differential mandrel and method of differentially winding an

1979-11-05

1981-05-12

McCarthy, Edward J.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 569, B65H 7524, B65H 1904

Patent

active

042667372

ABSTRACT:
An air-controlled differential rewind mandrel for simultaneously winding multiples of web material (referred to hereinafter as slit strips) mounted onto cores provided in slitting and rewind machines with two or more rewind mandrels, and means for providing constant torque to each rewinding roll formed by the individual slit strips.

REFERENCES:
patent: 1297809 (1919-03-01), Dixon
patent: 2062421 (1936-12-01), Lindbom
patent: 3006152 (1961-10-01), Rusche
patent: 3878999 (1975-04-01), Daves
patent: 3904143 (1973-09-01), Kullander
patent: 3904144 (1975-09-01), Gattrugeri
patent: 3945583 (1976-03-01), Ochs

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