发明名称 |
Multi-layered, needle punched, felt-like cushioning material and production method thereof |
摘要 |
The specification describes a multi-layered, needle-punched, felt-like cushioning material for a hot-pressing machine. The cushioning material is made of at least two fibrous batts and at least one foundation fabric interposed between the batts and needle-punched with the batts. The specification also describes a method for producing the above cushioning material. The cushioning materials according to this invention have a high density and can maintain high elasticity and excellent cushioning properties over a relatively long period of hot-pressing operation.
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申请公布号 |
US4284680(A) |
申请公布日期 |
1981.08.18 |
申请号 |
US19800115673 |
申请日期 |
1980.01.28 |
申请人 |
ICHIKAWA WOOLEN TEXTILE CO., LTD. |
发明人 |
AWANO, SHUNYA;SHITTAKA, AKIO |
分类号 |
B68G5/00;B29C43/02;B29C57/00;B29C67/00;B29C70/00;B30B15/06;B32B5/06;D04H1/46;D04H1/48;D04H13/00;(IPC1-7):B32B5/02 |
主分类号 |
B68G5/00 |
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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