US PATENT SUBCLASS 172 / 128
.~ Marker adjusted upon raising implement


Current as of: June, 1999
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172 /   HD   EARTH WORKING

126  DF  WITH EARTH MARKER {5}
128.~ Marker adjusted upon raising implement


DEFINITION

Classification: 172/128

(under subclass 126) Apparatus comprising means for raising the earth working device to a transport position and means interconnected therewith to shift the earth marking means with respect to the earth working device responsive to the raising movement of the earth working device.

(1) Note. This subclass does not include those devices in which the earth working device and marker are raised as a unit without relative movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

209+, for apparatus comprising tools alternating for right or left hand operation, lifting of the apparatus being interrelated with shifting of the tools.