US PATENT SUBCLASS 439 / 659
.~.~.~ Coupling part comprises receptacle having internal screw-thread-coupling contact

Current as of: June, 1999
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439 /   HD   ELECTRICAL CONNECTORS

625  DF  WITH INSULATION OTHER THAN CONDUCTOR SHEATH {10}
626  DF  .~ Plural-contact coupling part {7}
658  DF  .~.~ Having separate through-passageways for enabling securement of intermediate portion of conductors thereto {1}
659.~.~.~ Coupling part comprises receptacle having internal screw-thread-coupling contact

DEFINITION

Classification: 439/659

Coupling part comprises receptacle having internal screw-thread-coupling contact:

(under subclass 658) Coupling part comprising a receptacle having a contact formed with screw-thread-coupling means adapted to receive therein or therebetween, by means of relative screw motion, the externally disposed screw-thread-coupling counter-contact carried by a mating plural-contact plug, so that the receptacle may be screw

coupled with and thereby electrically joined to a mating plural-contact plug having a complementary screw-thread-coupling counter-contact externally located thereon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

661+, for a plural-contact coupling part which may be in the form of a receptacle and in which the receptacle has a screw-thread-coupling contact for receiving a mating plug having a screw-thread-coupling counter-contact externally disposed thereon, and see the search notes appended thereto.