Sealing cartridge
US6126171A · kind A · utility
3Cited by
8References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 24, 1998 |
| Grant date | Oct 3, 2000 |
| Priority date | — |
| Expiry date | Mar 24, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B53/164
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An improved sealing cartridge for use in a reciprocating plunger pump which includes a low pressure seal, a vacuum seal, and an oil seal within a unitized cartridge assembly to facilitate servicing and/or replacing the various seals with minimal effort and which provides improved sealing characteristics to prevent the unwanted migration of oil, fluid, and air during both priming and normal operating conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.