Accumulator for maintaining hydraulic pressure following an engine restart
US8734293B1 · kind B1 · utility
3Cited by
17References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2012 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Jan 30, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/0034
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A system for pressurizing transmission control elements includes an accumulator for containing pressurized fluid, first and second check valves, a booster valve supplied with accumulator pressure, and an actuator that causes the booster valve to open a fluidic connection between the accumulator and the control elements through the check valves in response to an engine restart signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.