Knocking detection apparatus for an internal combustion engine
US4492109A · kind A · utility
2Cited by
3References
4Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 13, 1982 |
| Grant date | Jan 8, 1985 |
| Priority date | — |
| Expiry date | Oct 13, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L23/222
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A knocking detection apparatus for multi-cylinder engines, capable of detecting knocking through sensing pressure pulsation propagating through the cooling water flowing in a cylinder block surrounding the cylinders. The knocking detection apparatus has a diaphragm facing the space downstream from the detection apparatus as viewed in the direction of flow of the cooling water, and a transducer dixed to the diaphragm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.