Patent ID: 9132859
Filing Date: 2015-09-15
Classification: B29C,B29L,B62D

Abstract:
1. A vehicle skeleton member comprising: a joined portion obtained by joining a plurality of members constituted by a composite material of a thermoplastic resin and chopped reinforcing fibers, wherein an axis parallel to a front and rear direction of a vehicle body, an axis parallel to a right and left direction of the vehicle body, or both, is included on a joining surface joined by vibration welding, wherein the joining surface is a planar surface, a curved surface having a uniform cross-sectional shape, or a combination thereof, wherein the composite material includes a two-dimensionally random fiber-reinforced composite material in which the chopped reinforcing fibers are two-dimensionally randomly oriented in the thermoplastic resin, and wherein the vehicle skeleton member is at least one selected from the group consisting of a floor structural component and a side sill structural component.