A joining structure of a vehicle frame that includes: a vehicle frame including a tubular first frame and a second frame, the first frame being formed in a closed cross section shape by extrusion molding of a lightweight metal, the second frame being formed in an open cross section shape of which one side is open by die-casting of a lightweight metal, and the second frame being superposed with the first frame in a state of contact therewith; a slit portion formed in the second frame, the slit portion extending along a marginal edge portion at an opening direction side of the second frame; a first welded portion structured by welding the marginal edge portion of the second frame to the first frame; and a second welded portion structured by welding a periphery edge portion of the slit portion to the first frame.
Joining structure of vehicle frame
2018-02-27
Patent
Electronic Resource
English
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
Frame joining structure, frame joining method, and vehicle
European Patent Office | 2022
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