发明名称 STRUCTURE OF I-SHAPED ARM OF CAR FRONT WHEEL SUSPENSION
摘要 PURPOSE:To reduce material expenses, processing expenses and also weight by forming I-shaped arm, with bearing holes and fitting holes for various related members, into a special shape and making its whole body producible by means of steel plate processing. CONSTITUTION:An I-shaped arm 1 is provided with a bearing hole A of a ball joint on its one end, and a cross member fitting hole C on the other end and also a fitting hole B for a stabilizer, used also as a tension rod, to the bearing hole A between the abovementioned two holes. In this condition, a recessed part 10 gradually growing shallower and narrower toward the hole C side is formed in an appropriate position of a steel plate material work and a hole metallic material B' is inserted into its bottom hole. A side wall 11 of the recessed part 10 is a double well formed with a doubled steel plate except the hole A side. Also, a part to the hole A of the material work is a double part 12 formed by doubling up to the end part, which is dropped semicircularly and inserted with a hole metallic material A'. As for the hole C part, a hole metallic material C' is inserted into a cylindrical part 13 after a material work is squeezed out.
申请公布号 JPS58218407(A) 申请公布日期 1983.12.19
申请号 JP19820102535 申请日期 1982.06.14
申请人 HIRUTA KOGYO KK 发明人 HIRUTA YASUMASA;SHIAKU HIDEKI
分类号 B60G7/00 主分类号 B60G7/00
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