Fastener system comprising an externally threaded bolt and an internally threaded nut for the avoidance of cross-threading of the mating threads during assembly
US9835193B2 · kind B2 · utility
3Cited by
8References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 2015 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Sep 15, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16B35/047
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A threaded fastener system, incorporating a bolt and a nut assembly, wherein the bolt has a threaded lead entry point whose pitch and helix angle are of a higher magnitude than that of those on the body/shank of the bolt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.