US PATENT SUBCLASS 28 / 113
.~.~.~ With relative movement of needles

Current as of: June, 1999
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28 /   HD   TEXTILES: MANUFACTURING

100  DF  TEXTILE PRODUCT FABRICATION OR TREATMENT {4}
103  DF  .~ Fiber entangling and interlocking {4}
107  DF  .~.~ Needling {8}
113.~.~.~ With relative movement of needles

DEFINITION

Classification: 28/113

(under subclass 107) Method or apparatus wherein one of a plurality of needles or banks of needles a) moves through a cycle different from that of another needle or bank, b) moves at a different interval of time than another needle or bank, or c) moves simultaneously with but in a different direction than another needle or bank.