Hydraulic valve
US10036408B2 · kind B2 · utility
0Cited by
12References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2016 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | Aug 5, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B2211/41581
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A spool for a hydraulic spool valve, comprising: a pressure chamber for connecting a pressure line to a hydraulic cylinder; at least one return chamber for connecting the hydraulic cylinder to a reservoir; and an actuator slot for receiving a drive lever; wherein the spool further comprises a fluid path connecting said pressure chamber to said actuator slot and a pressure plate movably mounted in the slot such that in use it is disposed between the fluid path and the drive lever.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.