Abstract: Disclosed is a vehicle body and a vehicle body connection joint for a vehicle, and the vehicle body connection joint for a vehicle includes a support body including a roof side part extending along a roof side, a pillar part extending along a pillar, and a roof cross part extending along a roof cross, and a body part configured to surround the roof side part, the pillar part, and the roof cross part, in which two opposite ends of the roof side part are configured to be connected to roof side members of a vehicle body, a lower end of the pillar part is configured to be connected to a pillar member of the vehicle body, and an end of the roof cross part is configured to be connected to a roof cross member of the vehicle body.

Abstract: A vehicle roof module includes a front support portion extending in the width direction of the vehicle and connecting the upper bodies of the vehicle with each other, a rear support portion extending in the width direction of the vehicle and provided at a rear of the front support portion, and a reinforcing support portion connecting the front support portion and the rear support portion in a longitudinal direction of the vehicle and including an internal pattern, in which the front support portion, the rear support portion, the reinforcing support portion, and the upper bodies of the vehicle are connected to each other to form a load path for a vehicle collision along the internal pattern of the reinforcing support portion.

Abstract: An injection mold apparatus of a pressure vessel includes an upper mold including an internal surface in a shape corresponding to a shape of an external surface of the pressure vessel provided with a nozzle with a closed inlet; a lower mold including an external surface in a shape corresponding to the shape of the internal surface of the pressure vessel, engaged with the upper mold, and formed with an air injection passage therein; an ejector injecting air through the air injection passage between the lower mold and the taken-out pressure vessel; an air injection rate setting device configured for controlling an injection rate of the air injected between the lower mold and the pressure vessel using the ejector; and a pneumatic controller interlocking with the air injection rate setting device and controlling a pressure of air injected.