Self replenishing accumulator
US9541099B2 · kind B2 · utility
7Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2014 |
| Grant date | Jan 10, 2017 |
| Priority date | — |
| Expiry date | Jan 15, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/0318
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An accumulator includes a cylinder for containing a working fluid and a first volume of pressurized gas, the gas and fluid being separated by a displaceable piston and a first seal contacting the piston and the cylinder, a reservoir carried on the piston for containing a second volume of pressurized gas, and a device that permits gas flow from the second volume into the first volume.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.