发明名称 Vacuum fitting ski boot
摘要 A ski boot which creates a vacuum between the boot and user's foot, ankle and lower calf. The boot includes a rigid shell formed in sections which permit articulation, and padded liners are mounted within the shell. A flexible sheath secured to the shell forms an hermetical seal about the calf of the user. Means is provided for maintaining a partial vacuum within the boot. The partial vacuum causes both contraction of the boot shell and expansion of the foot to establish a close fit of the foot within the boot. The boot provides lateral stiffness while permitting forward flexing, and the close fit permits the user to achieve precise control during skiing.
申请公布号 US4654986(A) 申请公布日期 1987.04.07
申请号 US19860827092 申请日期 1986.02.07
申请人 GEORGE, FREDERICK W. 发明人 GEORGE, FREDERICK W.
分类号 A43B5/04;A43B21/22;A43B23/02;(IPC1-7):A43B5/04;A43B7/14 主分类号 A43B5/04
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