US PATENT SUBCLASS 242 / 421.2
.~.~.~ Coil diameter sensor


Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

410  DF  TENSION CONTROL OR BRAKE {3}
416  DF  .~ Supply controlled {6}
421  DF  .~.~ Supply coil brake control {5}
421.2.~.~.~ Coil diameter sensor


DEFINITION

Classification: 242/421.2

Coil diameter sensor:

(under subclass 421) Subject matter comprising a detector responsive to changes in the radial dimension of a coil, which detector serves as a material condition information

input component of the tension regulating system.

SEE OR SEARCH THIS CLASS, SUBCLASS:

333.5, and 334.5, for a coil diameter sensor for regulating an information-bearing carrier.

413.2, for a coil diameter sensor for regulating tension in a take-up coil drive

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers,

61.15, for a switch designed to be actuated in response to a quantity of wound material.