US PATENT SUBCLASS 414 / 730
.~.~ Programmable or condition responsive means controls grab operation

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}
730.~.~ Programmable or condition responsive means controls grab operation

DEFINITION

Classification: 414/730

Programmable or condition responsive means controls grab operation:

(under subclass 729) Apparatus having means to activate said seizing, grasping, or clamping means into or from a load-engaging condition by or under the control of a preestablished sequencing means such as a template, cam, electromagnetic tape, etc., responsive to a condition which may or may not exist, etc.