Web tensioning device

Details Web tensioning device Web tensioning device

1995-11-20

1997-08-19

Stodola, Daniel P.

Winding, tensioning, or guiding

Tension control or brake

Supply controlled

B65H 2306

Patent

active

056579411

ABSTRACT:
A web tensioning device to maintain a pre-selected web tension during web delivery and web roller take-up. The device comprises a web pressure sensing roller, tension pre-selection and conditioning circuitry associated therewith. A motor controller responsive to condition circuitry input selectively controlling a supply roller in a closed loop self-regulating system to maintaining desired film tension despite input roller variations.

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