Method of hot-stamping and hardening an object from a metal sheet, and a B-pillar for a vehicle
US9505443B2 · kind B2 · utility
9Cited by
21References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 17, 2007 |
| Grant date | Nov 29, 2016 |
| Priority date | — |
| Expiry date | Nov 7, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D53/88
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A B-pillar for a vehicle is made by the press-hardening method. The blank is made by placing together two blank elements (20,21) with an overlap (23) and welding the elements together before the shaping process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.