US PATENT SUBCLASS 294 / 81.52
.~.~ Rotatable about vertical axis

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


294 /   HD   HANDLING: HAND AND HOIST-LINE IMPLEMENTS

81.1  DF  SPACING HOIST BAR OR FRAME {5}
81.5  DF  .~ Load supporting units {5}
81.52.~.~ Rotatable about vertical axis {1}
81.53  DF  .~.~.~> Twist lock

DEFINITION

Classification: 294/81.52

Rotatable about vertical axis:

(under subclass 81.5) Devices wherein least one of the components of the load engaging units rotates about a vertically disposed axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

67.31, for hoistline frames having a single distinct load engaging unit, at least one component of which rotates about a vertically disposed axis to capture the load.