Winder speed control apparatus

Details Winder speed control apparatus Winder speed control apparatus

1992-05-21

1993-01-12

Stodola, Daniel P.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

318 6, B65H 2308

Patent

active

051783410

ABSTRACT:
A speed control assembly for a rotatable web winding apparatus comprising a dancer engaged with a web of material wound about the winder apparatus for displaceably responding within a predetermined range of dancer positions to tension variations in the web; a first control signal generating device for generating a first control signal in response to dancer displacement from a predetermined centered position, the ratio of dancer displacement to the first control signal being variable over the range of dancer displacement positions; and a dancer response rotation control device for rotationally accelerating the winding apparatus in response to the first control signal.

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patent: 4848630 (1989-07-01), Niestrath et al.
patent: 4896808 (1990-01-01), Bolza-Schunemann et al.
patent: 4997120 (1991-03-01), Tanaka et al.

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