JPS5818802U - Tires for running on soft terrain - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図乃至第６図は本考案の第１実施例を示しており、
第１図は平面図、第２図は第１図のＸ−Ｘ線断面図、第
３図は第１図のＹ−Ｙ線断面図、第４図は側面図、第５
図は負荷時の変形状態を示す断面説明図、第６図は使用
時の作用状態を示す断面側面図、第７図乃至第９図は本
考案の第２乃至第４実施例を示す夫々断面図、第１０図
及び第１１図は第５、第６実施例を示す夫々平面図、第
１２図乃至第１４図は３従来例を示す夫々断面図である
。 １・・・タイヤ、２・・・ラグ、３・・・トレッド部、
４・・・ショルダ部、５・・・サイドウオＴル部、６・
・・ビード部、７・・・リム、９・・・センタ部、１０
・・・ラグ形成部、１１・・・薄肉部。 Ｊ 第７図1 to 6 show a first embodiment of the present invention,
Fig. 1 is a plan view, Fig. 2 is a sectional view taken along the line X-X in Fig. 1, Fig. 3 is a sectional view taken along the Y-Y line in Fig. 1, Fig. 4 is a side view, and Fig. 5 is a sectional view taken along the line Y-Y in Fig. 1.
The figure is an explanatory cross-sectional view showing the deformed state under load, Figure 6 is a cross-sectional side view showing the operating state during use, and Figures 7 to 9 are cross-sectional views showing the second to fourth embodiments of the present invention. 10 and 11 are plan views showing the fifth and sixth embodiments, respectively, and FIGS. 12 to 14 are sectional views showing three conventional examples, respectively. 1... Tire, 2... Lug, 3... Tread part,
4...Shoulder part, 5...Side wall T part, 6...
... Bead part, 7... Rim, 9... Center part, 10
... Lug forming part, 11... Thin wall part. J Figure 7

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] トレッド部３の外表面に周方向に所定の間隔をおいてセ
ンタ部９と斜めに交差する多数のラグ２を有し、大気圧
近傍の内圧で使用される軟弱地走行用タイヤであって、
両サイドウオール部５が負荷時においてトレッド部３に
接触することなく幅方向外向きに膨出すべ（両ビード部
６からショルダ部４にかけて外向き傾斜して幅広になり
且つ漸次薄肉となっており、トレッド部３の各ラグ２間
で且つセンタ部９とショルダ部４との間にはセンタ部９
及びショルダ部４より薄肉の薄肉部１１が形成されてい
ることを特徴とする軟弱地走行用タイヤ。A tire for running on soft terrain, which has a large number of lugs 2 on the outer surface of the tread portion 3 at predetermined intervals in the circumferential direction and diagonally intersects with the center portion 9, and is used at an internal pressure near atmospheric pressure.
Both sidewall portions 5 should bulge outward in the width direction without contacting the tread portion 3 under load (from both bead portions 6 to shoulder portions 4, the sidewall portions 5 slope outward, becoming wider and gradually becoming thinner). , a center portion 9 between each lug 2 of the tread portion 3 and between the center portion 9 and the shoulder portion 4.
A tire for running on soft terrain, characterized in that a thin wall portion 11 is formed that is thinner than the shoulder portion 4.