Pneumatic tires made with textile cards comprising two portions, the filaments in the second radially inner portion being compacted or fused
US6112789A · kind A · utility
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3Claims
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Assignee
Inventor
Key dates
| Filing date | Apr 18, 1997 |
| Grant date | Sep 5, 2000 |
| Priority date | — |
| Expiry date | Apr 18, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S57/902
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Special cords of textile material are used for reinforcing a portion of a pneumatic tire. The cord comprises at least one yarn and has a first portion adjacent to its outer peripheral surface and a second radially inner portion, adjacent to its core, wherein the second portion is constituted by filaments which are compacted and possibly fused together and the first portion by discrete filaments. Further a method for making such cord and a pneumatic tire including such cord are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.