公开(公告)号：US20240044075A1

公开(公告)日：2024-02-08

申请号：US17760665

申请日：2021-04-30

申请人： Jiangsu Xingda Steel Tyre Cord Co., Ltd.

发明人： Xiang LIU ,  Aiping WANG ,  Nianpeng ZHAO ,  Weiming MA ,  Xianghui LIU ,  Chundong PAN ,  Cunjun ZHAO

IPC分类号： D07B1/06 ,  B60C9/00

CPC分类号： D07B1/062 ,  B60C9/0007 ,  D07B2201/2066 ,  D07B2201/2009 ,  D07B2201/102 ,  D07B2201/104 ,  D07B2205/3025 ,  D07B2501/2046 ,  D07B2201/2006 ,  D07B2401/2095

摘要： A steel cord and a manufacturing process are disclosed. The steel cord includes a steel core wire located in the center and having a diameter of d; and M sheath-layer steel wires arranged around the steel core wire in the center, tangent to the steel core wire, and having a diameter of d1, at least two gaps L existing between the M sheath-layer steel wires, where M is 4; d, d1, and L satisfy the following relationship: 0.420