发明名称 |
Method for manufacturing a shoe sole having two densities |
摘要 |
A method for manufacturing a shoe sole includes step (1): preparing an inside part which has two passages defined therethrough, step (2): placing the inside part into a mold, step (3): injecting foam material into the mold to let the foam material fill in the two passages and heating the foam material so as to form abonded combination, and step (4): removing the bonded combination from the mold and drying the combination.
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申请公布号 |
US6045733(A) |
申请公布日期 |
2000.04.04 |
申请号 |
US19980159712 |
申请日期 |
1998.09.24 |
申请人 |
PAO CHEN CORPORATION |
发明人 |
CHU, SHIH-CHIEN;WU, JUNG-FA;TSENG, CHIH-HAO;CHEN, CHUN-LUNG;CHANG, CHIH-PAO |
分类号 |
B29C44/12;B29D35/14;(IPC1-7):B29C44/06 |
主分类号 |
B29C44/12 |
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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