US PATENT SUBCLASS 114 / 61.17
.~.~.~.~ Arm pivots about a vertical axis

Current as of: June, 1999
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114 /   HD   SHIPS

56.1  DF  DISPLACEMENT-TYPE HULL (e.g., specific aftbody) {9}
61.1  DF  .~ Multiple hulls {8}
61.15  DF  .~.~ With connecting means permitting relative movement between hulls {3}
61.16  DF  .~.~.~ Connecting means is pivotable arm {1}
61.17.~.~.~.~ Arm pivots about a vertical axis

DEFINITION

Classification: 114/61.17

Arm pivots about a vertical axis:

(under subclass 61.16) Subject matter wherein the member is rotatable about or angularly moveable about a line perpendicular to a horizontal plane.