Assembled bamboo sleeper and preparation method thereof
US12203224B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Jan 21, 2025 |
| Priority date | — |
| Expiry date | Aug 11, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27N3/203
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The present invention discloses an assembled bamboo sleeper, which is obtained by using a bamboo unit as a raw material, dried and modified at the temperature of 110-180° C., undergone coating treatment using a dopamine solution, adhesive dipping, curing and solidifying, assembling and gluing, further solidifying, further treatment using a dopamine solution, and anti-mildew and/or anti-corrosion and/or anti-insect treatment, and then fastened. The present invention further provides a preparation method for the foregoing bamboo sleeper. The bamboo sleeper prepared in the present invention is green and environmentally friendly, and applicable for ballasted tracks of railways and urban rail transit systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.