US PATENT SUBCLASS 280 / 630
.~.~.~.~.~.~ Single fixed axes

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

841  DF  SKATES {7}
11.3  DF  .~ Shoe attaching means {3}
611  DF  .~.~ Ski fasteners {10}
623  DF  .~.~.~ Hold-downs or clamps {6}
626  DF  .~.~.~.~ Pivotal about horizontal and/or vertical axis {4}
629  DF  .~.~.~.~.~ Pivotable about vertical axis or axes {1}
630.~.~.~.~.~.~ Single fixed axes

DEFINITION

Classification: 280/630

(under subclass 629) Devices wherein the hold-down pivots about only one axis and that axis is fixed.