US PATENT SUBCLASS 280 / 506
.~.~.~ Rattle preventing

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

29  DF  WHEELED {21}
400  DF  .~ Articulated vehicle {30}
504  DF  .~.~ Coupling {7}
506.~.~.~ Rattle preventing

DEFINITION

Classification: 280/506

(under subclass 504) Devices in which the coupling is provided with means to reduce noise or shocks due to vibration or play in the coupling parts during use.