Hydraulic apparatus including a hydraulic fluid flow control cartridge
US5088691A · kind A · utility
2Cited by
7References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 2, 1987 |
| Grant date | Feb 18, 1992 |
| Priority date | — |
| Expiry date | Oct 2, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C23/48
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Hydraulic apparatus including a hydraulic fluid flow control cartridge for controlling hydraulic fluid flow between a hydraulic fluid reservoir and a hydraulic fluid pump and between the hydraulic fluid pump and the hydraulic cylinder, and for permitting relief of hydraulic fluid from the pump to the reservoir in the event the hydraulic fluid pressure in the pump exceeds a selected pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.