US PATENT SUBCLASS 414 / 732
.~.~ Grab movable relative to its supporting arm

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

680  DF  VERTICALLY SWINGING LOAD SUPPORT {9}
729  DF  .~ Grab {6}
732.~.~ Grab movable relative to its supporting arm {2}
733  DF  .~.~.~> Grab orientation maintained during supporting arm manipulation {1}
735  DF  .~.~.~> Grab has swinging movement in plural planes

DEFINITION

Classification: 414/732

Grab movable relative to its supporting arm:

(under subclass 729) Apparatus having lever means pivotable in a vertical plane about an axis and which imparts a vertically swinging movement to said load seizing, grasping, or clamping means which is attached for relative movement to said lever means at a point removed from said axis.