发明名称 MANUFACTURE OF POLYURETHANE FOAM CUSHION
摘要 In a preferred embodiment, a dielectrically embossed motor vehicle seat cover arrangement is formed by preparing a laminate of a decorative cover material (28), a first, relatively thin polyurethane foam layer (20) which can be dielectrically heated and a second, thicker polyurethane foam layer (22) which cannot be dielectrically heated and by subsequently impressing a desired embossing pattern (16) into the top polyurethane foam layer and by melting the top polyurethane foam layer to bond the cover layer to the lower polyurethane foam layer in order in this manner to form the embossed pattern in the laminated structure. …<IMAGE>…
申请公布号 JPS608065(A) 申请公布日期 1985.01.16
申请号 JP19840116785 申请日期 1984.06.08
申请人 GENERAL MOTORS CORP 发明人 CHIYAARUZU KOUDEIRU JIYUNIA
分类号 B32B38/00;A47C7/18;B29C35/12;B29C59/00;B29C59/02;B29C65/00;B29C65/04;B29C65/48;B29K75/00;B29K105/04;B29L9/00;B29L31/58;B32B5/32;B68G7/00;B68G7/052 主分类号 B32B38/00
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