US PATENT SUBCLASS 37 / 348
.~ Condition responsive
Current as of: June, 1999
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DEFINITION
Classification: 37/348
Condition responsive:
(under subclass 347) Apparatus having means to activate ditching or trenching means into digging condition by the control of a pre-established sequencing means such as a template, cam, electromagnetic tape, etc., responsive to a condition which may or may not exist.
SEE OR SEARCH THIS CLASS, SUBCLASS:
381, for a condition responsive excavator used for forming roadways.
414+, for a condition responsive scoop or excavating and transporting container.
SEE OR SEARCH CLASS
172, Earth Working,
2+, for an earth working implement with automatic power control.
175, Boring or Penetrating the Earth, 24+, for a process or apparatus including step or means for sensing a condition of operation and controlling a power operated means in response to said sensed condition.
414, Material or Article Handling,
699+, for control means responsive to sensed condition for a shovel or fork-type vertically swinging load support.
701, Data Processing: Vehicles, Navigation, and Relative Location,
50, for vehicle guidance, operation, or indication of a construction or agricultural vehicle.
