Carbon fiber spoke and manufacturing method thereof
US11077706B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 23, 2018 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Nov 16, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B2900/325
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention discloses a carbon fiber spoke and a manufacturing method thereof. The carbon fiber spoke includes a spoke body made of carbon fiber, a screw bushing that is fit and connected with rim and a nut cap bushing that is fit and connected with the hub. Two end parts of the spoke body are provided with solid joints. The outside surface of the solid joint is provided with a first tapered section. The screw bushing and the nut cap bushing are provided with penetrable mounting holes. The hole wall surrounding the mounting hole is provided with a second tapered section. The mounting hole of the screw bushing and the mounting hole of the nut cap bushing are respectively fixed to the two solid joints; the second tapered section of the mounting hole and the first tapered section of the solid joint are fit and connected together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.