| 发明名称 |
Method and apparatus for continuously producing a core member of a trim |
| 摘要 |
A method for continuously producing a core member to be embedded within a trim, comprises the continuous steps of forming slits in a band-shaped metallic plate by means of slitting rolls, elongating the slit metallic plate by means of elongating rolls and pressing the elongated metallic plate by means of finishing rolls.
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| 申请公布号 |
US4523448(A) |
申请公布日期 |
1985.06.18 |
| 申请号 |
US19830540850 |
申请日期 |
1983.10.11 |
| 申请人 |
TOYODA GOSEI CO., LTD. |
发明人 |
SAKAI, HIROMU;EZAKI, SAZO;KIKUCHI, ATSUO |
| 分类号 |
B21D31/04;B21H8/00;B26F1/20;(IPC1-7):B21D31/02 |
主分类号 |
B21D31/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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