(under subclass 420) Subject matter wherein the mechanism for rotating the supply coil includes a coupling disposed between a prime mover and the supply coil, which coupling can interrupt or transfer rotation between the prime mover and supply coil under control of the tension regulating system.
SEE OR SEARCH THIS CLASS, SUBCLASS:
413.7+, for a transmission control that may include a clutch or coupling for controlling tension in a material being wound onto a coil take-up.
