US PATENT SUBCLASS 294 / 87.2
.~.~ Groove- or shoulder-engaging 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.~.~ Groove- or shoulder-engaging type {3}
87.22  DF  .~.~.~> Pivoted jaws {1}
87.26  DF  .~.~.~> Slidable jaws
87.28  DF  .~.~.~> Rigid type

DEFINITION

Classification: 294/87.2

(under subclass 87.1) Grapples designed to engage grooved or shouldered portions of objects.

(1) Note. Structures classified here are for the most part bottle handling devices.

SEE OR SEARCH THIS CLASS, SUBCLASS:

31.1, for devices which grasp a receptacle by its rim or edge.

86.33, for shoulder or collar engaging grapples peculiarly adapted to function within a well bore.

90+, for grapples adapted to engage collars on individual articles.