US PATENT SUBCLASS 439 / 133
WITH UNAUTHORIZED CONNECTION PREVENTER, E.G., KEY OR COMBINATION LOCK


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

133WITH UNAUTHORIZED CONNECTION PREVENTER, E.G., KEY OR COMBINATION LOCK {1}
134  DF  .~> Prong cover


DEFINITION

Classification: 439/133

WITH UNAUTHORIZED CONNECTION PREVENTER, E.G., KEY OR COMBINATION LOCK:

(under the class definition) Electrical connector having provision to physically block electrical connection of the device except by utilization of a specially designed implement or by special manipulation of a component thereof to permit such connection.

(1) Note. Included herein is a locking device requiring use of a key, a combination lock, or other device requiring use of an uncommon tool to permit coupling. Also included herein is a device requiring presence of a particular sound (e.g.., voice command) or a particular anatomical feature (e.g.., a particular fingerprint).

SEE OR SEARCH THIS CLASS, SUBCLASS:

93, for an electrical connector including provision for safety grounding combined with a contact preventer or retractable cover part.

135+, for an electrical connector combined with a contact preventer or retractable cover part, generally.

304+, for locking structure to prevent uncoupling of coupled connectors.

892+, for a distinct connector cover, generally.