发明名称 Method of making an expandable shoe
摘要 A method of making an expandable shoe is disclosed. An intermediate footwear structure is provided having an expandable upper portion. A stabilizing material is provided to the intermediate structure to resist expansion of the upper portion, and a last is inserted into the intermediate structure. A subsequent manufacturing operation is performed to the intermediate structure, and the stabilizing material is acted upon to permit longitudinal movement of the upper portion. The size of the last is selected from among the sizes within the intended range of shoe sizes for the expandable shoe, depending on the characteristics of the upper portion of the shoe, and the desired shoe size range.
申请公布号 US2005115113(A1) 申请公布日期 2005.06.02
申请号 US20040972071 申请日期 2004.10.22
申请人 HARRY MILLER CO., INC. 发明人 MILLER HARRY;SHIN BYONG M.;CHIL KWONG D.
分类号 A43B3/26;A43D;(IPC1-7):A43B3/26 主分类号 A43B3/26
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