发明名称 |
Method and apparatus for producing a seat cushion. |
摘要 |
Foamed articles of at least two different hardnesses, for example seat cushions, are made by pouring a first foamable composition into a heated lower mold (8), forming it into a desired shape using a first upper mold (6); removing the mold (6) and, as the composition reaches its tack-free state, pouring a second foamable composition on to it and shaping that with a second upper mold (7).
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申请公布号 |
EP0242152(A2) |
申请公布日期 |
1987.10.21 |
申请号 |
EP19870303192 |
申请日期 |
1987.04.13 |
申请人 |
TOYO TIRE & RUBBER COMPANY LIMITED |
发明人 |
YAMAZAKI, SHINICHI;KAI, YASUO |
分类号 |
B29C39/12;B29C33/30;B29C39/26;B29C39/38;B29C44/08;B29K105/04;B29L31/58;B68G5/00;B68G5/02 |
主分类号 |
B29C39/12 |
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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