US PATENT SUBCLASS 414 / 621
.~.~.~ Movable rigid jaw clamping type

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

592  DF  ELEVATOR OR HOIST AND LOADING OR UNLOADING MEANS THEREFOR {16}
618  DF  .~ Grab {4}
619  DF  .~.~ Cantilevered type (e.g., industrial truck, etc.) {2}
621.~.~.~ Movable rigid jaw clamping type {2}
622  DF  .~.~.~.~> Horizontal support with coacting element or holddown
623  DF  .~.~.~.~> Multiple article or rack type

DEFINITION

Classification: 414/621

Movable rigid jaw clamping type:

(under subclass 619) Grabs in which the article engaging means comprises swingable of slidable rigid jaw means adapted to grasp an article for subsequent handling.

SEE OR SEARCH THIS CLASS, SUBCLASS:

592, having a carrier comprising spaced, elongated, horizontally coplanar members, and wherein one or more of the members is shiftable in a horizontal plane in a direction perpendicular to the axis of elongation.

665+, 667, 669+, and 671, for an elevator or hoist of this heading.

SEE OR SEARCH CLASS

294, Handling: Hand and Hoist-Line Implements,

103.1+, and 106+ for movable jaw-type hand and hoist line grapples.