US PATENT SUBCLASS 280 / 435
.~.~.~.~.~ Double pivoted jaws

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

29  DF  WHEELED {21}
400  DF  .~ Articulated vehicle {30}
423.1  DF  .~.~ Semitrailer {7}
433  DF  .~.~.~ Fifth wheel only {2}
434  DF  .~.~.~.~ Self-coupling {2}
435.~.~.~.~.~ Double pivoted jaws {1}
436  DF  .~.~.~.~.~.~> Urged to retaining position by draft

DEFINITION

Classification: 280/435

(under subclass 434) Devices in which the connecting means on one of the vehicles includes a pair of jaw or hook members which are pivoted about axes transverse to the line of draft and which coact with a complementary coupling part on the other vehicle to connect the vehicles together.