US PATENT SUBCLASS 212 / 242
.~.~ Having specific engager for load

Current as of: June, 1999
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212 /   HD   TRAVERSING HOISTS

223  DF  HAVING HORIZONTALLY SWINGING BOOM OR BRIDGE {9}
232  DF  .~ And vertically swinging {6}
242.~.~ Having specific engager for load {1}
243  DF  .~.~.~> Grab

DEFINITION

Classification: 212/242

Having specific engager for load:

(under subclass 232) Apparatus wherein significance is attributed to a particular device for engaging and retaining the load.

SEE OR SEARCH THIS CLASS, SUBCLASS:

251, for a horizontally swinging boom having a specific type load handler.

259, for a vertically swinging boom with a specific type of load handler.

326, for a gantry having a specific type load handler.

327, for a traveling bridge having a specific type of load handler.

SEE OR SEARCH CLASS

294, Handling: Hand and Hoist-Line Implements, appropriate subclasses for a specific load engager, per se. 414, Material or Article Handling, appropriate subclasses for handlers of that class having specific types of load engagers; particularly

186, 225+, 618+, 729+, 751+, and 792.9 for grippers or grabs; and subclasses 444+ and 785 for load engager structure in general.