Exhaust port assembly
US4715178A · kind A · utility
18Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 1984 |
| Grant date | Dec 29, 1987 |
| Priority date | — |
| Expiry date | Aug 1, 2004 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05C2253/16
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An improved exhaust port assembly, for an internal combustion engine comprises a port pipe made of heat resistance steel covered by a fibrous ceramic sheet which is covered by an aluminum foil to prevent molten aluminum from penetrating the fibrous ceramic sheet when aluminum casting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.