FIELD: manufacturing technology.
SUBSTANCE: joint comprises frame cam and plug cam. Road hatch comprises a blocking element articulated with plug cam and designed to prevent opening of the plug cam and frame cam at least in one of its open positions and in closed position.
EFFECT: disclosed is a road hatch which contains a frame, a plug, a joint for plug turning relative to the frame between closed and open positions.
10 cl, 9 dwg
