US PATENT SUBCLASS 340 / 916
.~ Intersection normally under local controller

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

907  DF  TRAFFIC CONTROL INDICATOR {8}
916.~ Intersection normally under local controller {5}
917  DF  .~.~> Controller responsive to traffic detectors {4}
924  DF  .~.~> Local controller can be superceded by central station controller
925  DF  .~.~> Pedestrian control
926  DF  .~.~> Manual setting of cycle length and split times
927  DF  .~.~> Rotating cam structure (specific structure required)

DEFINITION

Classification: 340/916

Intersection normally under local controller:

(under subclass 907) Subject matter including means at each intersection which acts as the main control for determining the traffic indicator energization.

SEE OR SEARCH THIS CLASS, SUBCLASS:

909, for intersection normally under common central station control.