发明名称 Puncture resistant insole
摘要 An improved sole or insole for providing puncture resistance in boots and other types of shoes includes multiple layers of a tightly woven, puncture resistant fabric, formed from high tensile strength synthetic or polymeric fibers, such as Kevlar TM , a polyaramid. The layers of puncture resistant fabric generally are not bonded together or adhered together by adhesives or the like. The layers of puncture resistant fabric may be secured together along the outer peripheries thereof, or they may be secured within a pocket formed from a covering material, such as foam, or in a pocket formed between an inner and outer sole of the boot or shoe.
申请公布号 US5996255(A) 申请公布日期 1999.12.07
申请号 US19980139143 申请日期 1998.08.24
申请人 VENTURA, GEORGE 发明人 VENTURA, GEORGE
分类号 A43B7/32;A43B13/12;A43B17/04;(IPC1-7):A43B13/38 主分类号 A43B7/32
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