US Patent 12110721 Door hinge device for vehicles

A door hinge device for a vehicle is disclosed. In the door hinge device for the vehicle according to an embodiment of the present disclosure, in the vehicle without the B pillar, as the hinge slider connected to the hinge part of the door slides and moves in the outer diagonal direction of the vehicle body along the rails inside the case to secure the rotation trajectory of the door, and then the slide latch part configured in the hinge slider restrains the striker fixed to the case by the linked operation of the link arm connected to the door hinge bracket, thereby the slide movement position of the hinge slider is fixed, and then the opening/closing operation of the door is stably achieved.