Deceleration based compression test
US4606224A · kind A · utility
14Cited by
1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 1985 |
| Grant date | Aug 19, 1986 |
| Priority date | — |
| Expiry date | Apr 1, 2005 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2200/1015
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Compression is measured in an internal combustion engine by sensing the deceleration in sub-cyclic engine speed resulting from each cylinder's compression stroke while the engine is decelerating without fuel to the cylinders and without engine load.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.