US PATENT SUBCLASS 242 / 541.2
.~.~.~ Coreless

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

520  DF  CONVOLUTE WINDING OF MATERIAL {17}
540  DF  .~ With particular drive {5}
541  DF  .~.~ Driver engages coil periphery {7}
541.2.~.~.~ Coreless

DEFINITION

Classification: 242/541.2

Coreless:

(under subclass 541) Subject matter wherein the mechanism for transmitting torque, in addition to rotating the take-up, supports the material being wound free of center supporting or retaining structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

535.1, for feeding means for pushing material into a coreless coil.