基本信息:
- 专利标题： TYRE FOR VEHICLE WHEELS
- 申请号：PCT/IB2021/055206 申请日：2021-06-14
- 公开(公告)号：WO2021255615A1 公开(公告)日：2021-12-23
- 发明人： AGRESTI, Simone , DAGHINI, Guido Luigi , CAMOSI, Luca , MIAZZO, Davide
- 申请人： PIRELLI TYRE S.P.A.
- 申请人地址： Viale Piero e Alberto Pirelli, 25
- 专利权人： PIRELLI TYRE S.P.A.
- 当前专利权人： PIRELLI TYRE S.P.A.
- 当前专利权人地址： Viale Piero e Alberto Pirelli, 25
- 代理机构： CASTIGLIA, Paolo et al.
- 优先权： IT102020000014512 2020-06-17
- 主分类号： B60C5/14
- IPC分类号： B60C5/14 ; B60C9/00 ; B60C17/00 ; B60C9/08 ; D02G3/48 ; B60C2009/0035 ; B60C2009/0092 ; B60C9/0042 ; B60C9/005 ; B60C9/0064 ; D10B2201/22 ; D10B2331/021 ; D10B2331/04
摘要：
A tyre for vehicle wheels comprises a carcass structure including at least one carcass ply having a plurality of hybrid reinforcing cords (10). Each hybrid reinforcing cord (10) comprises at least two strands (20a, 20b) twisted together with a predetermined twisting pitch (P). Each of said at least two strands (20a, 20b) comprises at least one monofilament textile wire made of polyester fibres and at least one multifilament textile yarn (22a, 22b) comprising a plurality of textile filaments (23a, 23b) made of aramid and/or polyester and/or rayon fibres. In any cross section of the hybrid reinforcing cord (10), said at least one monofilament textile wire is at least partially embedded in the filaments (23a, 23b) of said at least one multifilament textile yarn (22a, 22b).
IPC结构图谱:
| B | 作业；运输 |
| --B60 | 一般车辆 |
| ----B60C | 车用轮胎（制造、修理入B29）；轮胎充气；轮胎的更换；一般充气弹性体与气门的连接；与轮胎有关的装置或布置 |
| ------B60C5/00 | 充气轮胎或内胎 |
| --------B60C5/12 | .无单独内装充气零件的，例如无内胎轮胎，其横截面朝轮辋是开的 |
| ----------B60C5/14 | ..轮胎内壁有抗渗衬里或涂层 |