发明名称 Method of thermoforming a bladder structure
摘要 A method for thermoforming a resilient, fluid-filled bladder structure with thermal contact molding is disclosed. The bladder includes two sheets of thermoplastic material that are separated by at least one core formed of two spaced outer layers connected together by a plurality of connecting members. The bladder is formed by bonding the sheets to the core, bonding the sheets to each other around the periphery of the core and forming a sidewall between the sheets in a single mold. A fluid is then inserted into the space bounded by the peripheral bond and the two sheets such that the connecting members are extended.
申请公布号 US6837951(B2) 申请公布日期 2005.01.04
申请号 US20010995003 申请日期 2001.11.26
申请人 NIKE, INC. 发明人 RAPAPORT ZVI
分类号 A43B13/20;B29D35/14;(IPC1-7):B32B31/04 主分类号 A43B13/20
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