US PATENT SUBCLASS 171 / 71
PLOW OR BLADE CONTINGUOUS TO VIBRATING SEPARATOR

Current as of: June, 1999
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171 /   HD   UNEARTHING PLANTS OR BURIED OBJECTS

71PLOW OR BLADE CONTINGUOUS TO VIBRATING SEPARATOR {9}
72  DF  .~> With resilient support or drive connection
73  DF  .~> Transversely curved or inclined separator
74  DF  .~> With side walls or guides
75  DF  .~> Plural separator sets of with articulated elements {1}
77  DF  .~> Non-circular rolling support for a separator
78  DF  .~> Ground supported trailing separator
79  DF  .~> Supported on longitudinally spaced links
80  DF  .~> Swinging about longitudinal or inclined axis
81  DF  .~> Shifting laterally

DEFINITION

Classification: 171/71

(under the class definition) Apparatus which includes an interstitial separating member adjoining a nondriven soil cutting or lifting element and mounted for to-and-fro and/or up-and-down motion in its entirety or as a unit, relative to said element, said separating member (1) having a portion thereof, or means mounted on a portion thereof engaging the ground in order to follow the undulations in the soil to vibrate the separating member or (2) said separating member

being provided with a means to move said member thru a small amplitude in order, in each case, to shake soil and entrained desired objects deposited on or against the separating member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

132, for a separator which may vibrate relative to a plow means which is spaced therefrom.

134, for similar organizations in which the plow or scoop is movably mounted relative to a separator.