Spring biased electromagnetically controlled tension control

Details Spring biased electromagnetically controlled tension control Spring biased electromagnetically controlled tension control

1982-10-18

1984-07-31

Watkins, Donald

Winding, tensioning, or guiding

Strand tensioning device

Clamp

57352, 242147R, 242147M, B65H 5916, B65H 5918, D01H 1310

Patent

active

044625570

ABSTRACT:
An electromagnetic disc type tension control in which a spring-like member is located between the electromagnetic coil and the lower tension disc to urge the lower tension disc upward towards the upper tension disc when the electromagnet is being supplied low voltage in order to encourage rotation of the tension discs to enhance the removal of finish and foreign material accumulated therebetween.

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