US PATENT SUBCLASS 57 / 413
.~.~.~.~ With specific rotor feed channel

Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
400  DF  .~ Open end spinning {4}
404  DF  .~.~ Rotating chamber type {4}
408  DF  .~.~.~ With fiber separating and/or feeding {5}
413.~.~.~.~ With specific rotor feed channel

DEFINITION

Classification: 57/413

With specific rotor feed channel:

(under subclass 408) Subject matter including structural details of a guide passageway or channel for directing the discrete fibers from the fiber separating and/or feeding

means to the rotating chamber.

(1) Note. To be placed in this subclass, the feed channel should include sufficient structural details to provide more than a nominal recitation thereof.