| 摘要 |
A side door hinge mechanism in a motor vehicle, wherein a quadric crank chain comprises: a first rotary link (20) interconnecting points disposed on a vehicle body (12) and a side door (14) on one side as rotary center shafts (16, 18) out of four points including two points disposed on the vehicle body (12) and spaced apart from each other and two points disposed on the side door (14) and spaced apart from each other; a second rotary link (26) interconnecting points disposed on the vehicle body (12) and side the door (14) on the other side as rotary center shafts (22, 24); a portion between the two points on the vehicle body (12); and another portion between the two points on the side door (14); characterized in that the four rotary shafts are inclined relatiive to one another in such a manner that downward extensions of center axes (16C, 18C, 22C, 24C) of the four rotary center shafts (16, 18, 22, 24) intersect one another at one point (28). |
