Friction joining method and joined structure
US8950651B2 · kind B2 · utility
2Cited by
16References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 23, 2013 |
| Grant date | Feb 10, 2015 |
| Priority date | — |
| Expiry date | Oct 23, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/477
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A heating process makes a temperature of joining surfaces Wa and Ta of a pair of metal parts W and T at the start of a first joining process equal to 20% or greater, preferably, 40% or greater of a melting point of material of the metal parts W and T. The heating process makes a heating depth h of the pair of metal parts W and T at the start of the first joining process equal to 1.0 mm or greater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.