Method and apparatus for varying the duration of a fuel injector cycle pulse length
US8478509B1 · kind B1 · utility
2Cited by
19References
11Claims
0Family size
Inventors
Key dates
| Filing date | Aug 6, 2010 |
| Grant date | Jul 2, 2013 |
| Priority date | — |
| Expiry date | Feb 3, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2041/2082
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A voltage spike generated by the collapse of the magnetic field in a fuel injector coil is stored in a capacitor and sent to an engine control unit at a correct time regardless of when the magnetic field in the injector coil actually collapses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.