Hydroforming a tubular structure of varying diameter from a tubular blank made using electromagnetic pulse welding
US6474534B2 · kind B2 · utility
34Cited by
26References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 2001 |
| Grant date | Nov 5, 2002 |
| Priority date | — |
| Expiry date | Apr 25, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49805
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of hydroforming a tubular structure of varying diameter along its longitudinal axis, comprising the formation of a tubular blank member by welding together, at their periphery, tubes of different diameters using electromagnetic pulse welding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.