To suppress separation of rubber and a core metal in a rubber crawler and to easily manufacture the rubber crawler.SOLUTION: A core metal 10 for a rubber crawler is embedded in an endless rubber crawler 1, wherein a width direction of the rubber crawler 1 is a long-side direction L, and a circumferential direction of the rubber crawler 1 is a short-side direction S. The core metal 10 for the rubber crawler comprises: a middle portion 12 located in the middle in the long-side direction L; wing portions 14 provided on both sides of the middle portion 12 in the long-side direction L, provided with a guide projection 28 at an end on a side of the middle portion 12, provided with a thick portion 18 along an outer edge, and provided with a recessed portion 20 surrounded by the thick portion 18 and the guide projection 28; and a groove 16 (an adhesive discharge portion) formed in the wing portion 14 and allowing communication between the recessed portion 20 and outside.SELECTED DRAWING: Figure 1
【課題】ゴムクローラにおけるゴムと芯金との剥離を抑制すると共に、ゴムクローラを製造し易くする。【解決手段】ゴムクローラ用芯金10は、無端状のゴムクローラ1に埋設され、ゴムクローラ1の幅方向が長手方向Lとされ、ゴムクローラ1の周方向が短手方向Sとされるゴムクローラ用芯金10であって、長手方向Lの中央に位置する中央部12と、長手方向Lにおける中央部12の両側にそれぞれ設けられると共に中央部12側の端部に案内突起28が設けられ、外縁に沿って厚肉部18が設けられ、厚肉部18と案内部28に囲まれた凹部20が設けられた翼部14と、翼部14に形成され、凹部20と外部とを連通させる溝16(接着剤排出部)と、を有する。【選択図】図1
CORE METAL FOR RUBBER CRAWLER
ゴムクローラ用芯金
10.08.2021
Patent
Elektronische Ressource
Japanisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
CORE METAL FOR RUBBER CRAWLER AND RUBBER CRAWLER USING THE SAME
Europäisches Patentamt | 2019
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