To provide a chassis frame having a bonding structure which does not require cutting or the like using laser while achieving high strength without using an auxiliary member for purposes of reduction of the number of parts.
The chassis frame 1 includes a side member 4 abutted and joined on a front end cross member 5. A side member end 3 as a tube body is gradually enlarged to a front end cross member outer surface 2, and bonding flanges 9, 10 are formed on the side member end 3. The side member end 3 with the bonding flanges 9, 10 formed thereon has a flattering shape of the front end cross member outer surface 2 in side view, and the bonding flanges 9, 10 are abutted on the front end cross member outer surface 2, and the side member end 3 is joined to the front end cross member 5.
| JP2006248336 | VEHICLE BODY STRUCTURE MEMBER AND VEHICLE USING THE SAME |
| JP2014211640 | ACOUSTIC ISOLATION PANEL MEMBER |
SOUDA MITSUYOSHI
KUNIHASHI KIYOMI
Toshio Mori
Shigeki Nakatsugu
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