Patent ID: 7654571
Filing Date: 2010-02-02
Classification: B23K,B62D,F16B,Y10T

Abstract:
1. A structure for joining a cross member to a side member of a chassis frame, comprising: a cross member having a flared flange integrally formed at an end of the cross member and extending circumferentially thereabout; an extension member inserted into the end of the cross member to project lengthwise of the cross member, and said extension member welded to the cross member; and a side member having a closed cross section, said closed cross section having an inside hole formed in an inside part of the side member and an outside hole formed in an outside part of the side member wherein the extension member is passed through the inside hole and the outside hole and welded to outside part of the side member, and the flange is welded to the inside part of the side member, wherein the inside hole has a size greater than an outside periphery of the extension member; and a prescribed clearance is formed between the extension member and the inside hole.