US PATENT SUBCLASS 111 / 38
.~.~.~.~.~ Check-wire tripped

Current as of: June, 1999
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111 /   HD   PLANTING

14  DF  DRILLING {12}
15  DF  .~ Hill-planting machines {5}
34  DF  .~.~ Depositing mechanisms {6}
36  DF  .~.~.~ Primarily axle-driven {2}
37  DF  .~.~.~.~ Intermittently controlled {1}
38.~.~.~.~.~ Check-wire tripped {2}
39  DF  .~.~.~.~.~.~> Both feeder and valve
40  DF  .~.~.~.~.~.~> With wire-actuated valve

DEFINITION

Classification: 111/38

(under subclass 37) Devices wherein intermittent control is effected by a wire having knots or equivalent, which engage suitable devices on the machine.