Patent ID: 8530782

Claim:
A body structure for a railway car comprising: an outside sheathing of a side construction; a plurality of first reinforcement members arranged in a longitudinal direction of the railway car and joined to said outside sheathing by laser welding, said plurality of first reinforcement members having head parts apart from said outside sheathing; an opening portion provided in said outside sheathing; and an inside plate frame including a body part extending along the opening portion substantially in parallel with said outside sheathing and joined to said head parts of said first reinforcement members, a leg part extending from the body part in a direction substantially perpendicular to said outside sheathing, and a flange part extending from the leg part substantially in parallel with said outside sheathing and joined to said outside sheathing; wherein the leg part of said inside plate frame covers an end portion of one of said plurality of first reinforcement members which extends toward said opening portion, the end portion of said first reinforcement member being located at said opening portion side.