Supplemental engine braking system
US11225899B2 · kind B2 · utility
0Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2020 |
| Grant date | Jan 18, 2022 |
| Priority date | — |
| Expiry date | Feb 27, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2250/24
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Systems and apparatuses include method of controlling a fan to supplement engine braking, including determining that an engagement condition for the fan exists, interpreting an operating parameter of the fan, determining a modified operating parameter for the fan based on a predefined limit, operating the fan according to the modified operating parameter, and ceasing operation of the fan according to the modified operating parameter when a disengagement condition for the fan exists.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.