发明名称 Gel insoles with lower heel and toe recesses having thin spring walls
摘要 A removable insole for insertion into footwear, includes a lower layer made of a viscoelastic gel and including a lower surface, an upper surface, a toe portion, a heel portion and a medial arch portion interconnecting the toe portion and the heel portion, a first recess formed in the lower surface of the toe portion and a second recess formed in the lower surface of the heel portion, each recess having a peripheral side wall and a top wall, a plurality of thin, parallel, spaced apart sinusoidal wave shaped spring walls formed from the viscoelastic gel and connected to the top wall and the peripheral side wall in each recess, and the spring walls having lower edges generally coplanar with a lower surface of the toe portion and heel portion which is in surrounding relation to the respective recess; and a top cover secured to the upper surface of the lower layer.
申请公布号 US6598321(B2) 申请公布日期 2003.07.29
申请号 US20010026571 申请日期 2001.12.20
申请人 发明人
分类号 A43B7/04;A43B17/02;A61F5/14;(IPC1-7):A43B13/40;A43B13/18 主分类号 A43B7/04
代理机构 代理人
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