Patent ID: 7530624
Filing Date: 2009-05-12
Classification: B60J

Abstract:
1. A vehicle door structure comprising: a door inner panel, including, at portions toward both ends in a door width direction, first side joining portions at a first side in a door thickness direction and second side joining portions at a second side, opposite to the first side, in the door thickness direction, wherein the first side joining portions are provided at an interval from the second side portions in the door height direction; a door outer panel, disposed more towards the second side in the door thickness direction than the door inner panel and joined to the door inner panel; a pair of door reinforcement members, each configured from a material that has a smaller thermal expansion coefficient than that of the door outer panel, extending substantially in the door width direction and located between the door inner panel and the door outer panel, one of the pair of door reinforcement members being disposed in a position at the first side in the door thickness direction and portions toward both ends thereof in the door width direction being joined respectively to the first side joining portions, and the other of the pair of door reinforcement members being disposed in a position at the second side in the door thickness direction and portions toward both ends thereof in the door width direction being joined respectively to the second side joining portions.