US PATENT SUBCLASS 294 / 87.28
.~.~.~ Rigid type

Current as of: June, 1999
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294 /   HD   HANDLING: HAND AND HOIST-LINE IMPLEMENTS

86.4  DF  GRAPPLE {18}
87.1  DF  .~ Multiple grapples for multiple objects {3}
87.2  DF  .~.~ Groove- or shoulder-engaging type {3}
87.28.~.~.~ Rigid type

DEFINITION

Classification: 294/87.28

(under subclass 87.2) Grapples in which the object engaging

and holding portion is rigid or integral and adapted to frictionally grasp objects usually through change in the angular position of the grasping element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

92, for rigid gripper type of grapple for individual articles.