US PATENT SUBCLASS 439 / 389
.~ Insulation cutter

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

387  DF  CONTACT COMPRISING CUTTER (SEVERING, PIERCING, ABRADING, SCRAPING, BREAKING OR TEARING) {10}
389.~ Insulation cutter {3}
390  DF  .~.~> Adapted to engage liquid, granular or metallic wool conductor
391  DF  .~.~> Conductor sheath piercing {11}
426  DF  .~.~> Passing through insulation to make contact

DEFINITION

Classification: 439/389

Insulation cutter:

(under subclass 387) Electrical connector including a penetrating contact to be used to make electrical contact with a conducting member and intended to penetrate a nonconductor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

201, for a device for piercing through a grease package to make electrical connection with a contact thereby, such as is used in oil well drilling apparatus.