SEMITRAILER Russian patent published in 2009 - IPC B62D53/06 B62D63/06 

FIELD: automotive industry.

SUBSTANCE: proposed semitrailer comprises frame with gangways at frame front and wheel mounted at frame rear. Frame front is rigidly jointed with L-shape gooseneck hinged-resting on semitrailer. Frame and gooseneck can be detached. Wheels are mounted on wheel cart hinged to frame rear and can be detached therefrom. For this, frame front comprises teeth extending forward and arranged between aforesaid gangways, while gooseneck lower part incorporates axles whereon frame rests by its teeth. Gooseneck lower part has a hole that can receive locking pin, which, in its working position, contacts frame upper surface. Gooseneck wall lower part accommodates support with handle to come in contact with frame upper surface when frame rests upon gooseneck axle.

EFFECT: ease of detachment of frame, higher reliability and expanded performances.

10 cl, 14 dwg