Piston for an internal combustion engine and method for its production
US8001946B2 · kind B2 · utility
26Cited by
5References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 15, 2006 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Jun 20, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49265
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A piston for an internal combustion engine has annular cooling passage arranged in the vicinity of the piston crown and radially on the outside, which, in those regions of the pin bosses which lie close to the boss holes, has boss cooling passages which are connected to the cooling passage and are intended for improved cooling of the pin bosses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.