Method for fabricating wire strand for main cable of suspension bridge
US10584453B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2017 |
| Grant date | Mar 10, 2020 |
| Priority date | — |
| Expiry date | Mar 7, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD07B2501/203
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A method for fabricating a wire strand from parallel steel wires for a main cable of a suspension bridge, the method including: 1) selecting and coloring a steel wire as a marking steel wire which is to be positioned at a vertex of a wire strand including a plurality of parallel steel wires and having an equilateral polygon section; 2) drawing position markers at positions of the standard steel wire corresponding to control points of splay cable saddles, center points of main cable saddles, middle points of side spans, a middle point of a middle span, and starting points of anchor heads of anchor spans of a suspension bridge; 3) relaxing and shaping coils of the steel wires to yield a prefabricated wire strand; 4) preforming the positions of the cable saddles; 5) coiling the wire strand including; and 6) casting anchor of the wire strand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.