JPH03120802U

JPH03120802U -

Info

Publication number: JPH03120802U
Application number: JP2940990U
Authority: JP
Priority date: 1990-03-22
Filing date: 1990-03-22
Publication date: 1991-12-11

Description

[Brief explanation of drawings]

第１図ないし第５図は本考案に係るスポーツシ
ユーズの一実施例を示すもので、第１図は後部を
一部破断した側面図、第２図はミツドソールの上
面にプラスチツクバネを取付けた状態を示す縦断
面図、第３図はミツドソールの上面にプラスチツ
クバネを取付けた状態を示す平面図、第４図はプ
ラスチツクバネの斜視図、第５図は踵による着地
およびつま先によるけり出しを連続して行う場合
のエネルギーの大きさを示す図、第６図は従来の
スポーツシユーズを示す後部を一部破断した側面
図である。１……靴底、２……ミツドソール、３……中底
、１１……凹部、１１ａ……ソフトポリウレタン
発泡体等、１２……ボツクス状のソフト部、１３
……プラスチツクバネ、１３ａ……上分岐、１３
ｂ……下分岐、１４……ラバー支点、１５……粘
弾性体、１６……エネルギー吸収部、１７，１７
′，１７″……ピン孔、２１……着地の際吸収さ
れるエネルギー、２２……けり出しの際の全エネ
ルギー。 Figures 1 to 5 show an embodiment of the sports shoe according to the present invention, with Figure 1 being a side view with the rear portion partially cut away, and Figure 2 showing a plastic spring attached to the upper surface of the midsole. Fig. 3 is a plan view showing the state in which the plastic spring is attached to the upper surface of the midsole, Fig. 4 is a perspective view of the plastic spring, and Fig. 5 is a continuous view of landing with the heel and kicking off with the toe. FIG. 6 is a partially cutaway side view of the rear part of a conventional sports shoe. 1...Sole, 2...Mitsudosole, 3...Insole, 11...Concave portion, 11a...Soft polyurethane foam, etc., 12...Box-shaped soft part, 13
...Plastic spring, 13a...Upper branch, 13
b... Lower branch, 14... Rubber fulcrum, 15... Viscoelastic body, 16... Energy absorption part, 17, 17
', 17''...Pin hole, 21...Energy absorbed during landing, 22...Total energy during kickoff.

Claims

[Scope of Claim for Utility Model Registration] A midsole having a box-shaped soft part that is easily deformed by the pressure on the heel that is pressed by the heel; 1. Sports shoes characterized by having a plastic spring fixed to the midsole, the rear part of which is located on the upper surface of a box-like soft part of the midsole.