Method for producing a piston for an internal combustion engine
US7685710B2 · kind B2 · utility
4Cited by
11References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 30, 2004 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | Jul 4, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49274
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method for producing a piston (1) for an internal combustion engine. The inventive method comprises producing the base (4) from aluminum by a forging process, casting, by way of a composite casting process, a ring support (10) which is provided with a cooling channel (15) into an aluminum ring element (6), and then welding the ring element (6) with the base (4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.