US PATENT SUBCLASS 242 / 573.5
.~.~.~.~.~.~ Threaded operator

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

570  DF  COIL HOLDER OR SUPPORT (E.G., SPINDLE, DISPENSER, OR SPOOL) {6}
571  DF  .~ Radially expansible or contractile {8}
572  DF  .~.~ Longitudinally shiftable operator {2}
573  DF  .~.~.~ Cam and follower {3}
573.2  DF  .~.~.~.~ Longitudinally spaced cams {3}
573.3  DF  .~.~.~.~.~ Opposed {2}
573.5.~.~.~.~.~.~ Threaded operator {1}
573.6  DF  .~.~.~.~.~.~.~> Reverse thread helices

DEFINITION

Classification: 242/573.5

Threaded operator:

(under subclass 573.3) Subject matter wherein the cooperating pair of wedgelike or lobed members are drawn toward each other by relative rotation between female and male operating elements connected by a spiral land (e.g., a nut and bolt).