US PATENT SUBCLASS 280 / 124.124
.~.~.~.~.~.~ Fifth wheel supported upon transverse leaf spring

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

29  DF  WHEELED {21}
80.1  DF  .~ Running gear {20}
124.1  DF  .~.~ Suspension arrangement {11}
124.11  DF  .~.~.~ Pivotally mounted axle or axle assembly {3}
124.117  DF  .~.~.~.~ Vertical pivot axis (i.e., swinging axle) {3}
124.121  DF  .~.~.~.~.~ Resilient connection detail {3}
124.124.~.~.~.~.~.~ Fifth wheel supported upon transverse leaf spring

DEFINITION

Classification: 280/124.124

Fifth wheel supported upon transverse leaf spring:

(under subclass 124.121) Subject matter wherein the connection includes one of two coaxially mounted rotatable disks or disk segments of a coupling assembly forming the erect perpendicular pivot axis mounted upon a laterally disposed, elongated flexible strip providing flexural deflection to a force imposed perpendicular to its width dimension.

SEE OR SEARCH THIS CLASS, SUBCLASS:

137.502+, for fifth wheel construction lacking resilient, shock absorbing support for the vehicle body, chassis, or frame.

433+, for a fifth wheel coupling between a tractor and a semitrailer.