发明名称 Heel cushion
摘要 A one-piece heel cushion formed of homogeneous elastomeric material adapted to conform to the insole of a wearer's shoe to relieve the pain of a heel spur. The cushion tapers toward its forward end and has an elongate cavity in the lower surface thereof extending directly under the heel bone, and a slight concavity in the upper surface located over the cavity. The cavity is approximately one-third the height of the cushion at it's rear end resulting in a bridging section over the cavity which flexes under the weight of a person's heel while the portions of the cushion surrounding the cavity bear the major portion of the wearer's weight.
申请公布号 US4168585(A) 申请公布日期 1979.09.25
申请号 US19780895241 申请日期 1978.04.10
申请人 GLEICHNER, ELEANOR R. 发明人 GLEICHNER, ELEANOR R.
分类号 A43B21/32;(IPC1-7):A43B7/16;A43B23/08 主分类号 A43B21/32
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