Radial piston pump
US6003430A · kind A · utility
4Cited by
2References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 20, 1998 |
| Grant date | Dec 21, 1999 |
| Priority date | — |
| Expiry date | Jan 20, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2360/42
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The eccentric end portion (5) of a pump shaft (3) is mounted in a needle roller bearing (6) which comprises a sheet metal bushing (9) and needle rollers (7) guided in a cage (8), wherein the end of the sheet metal bushing (9) remote from the pump shaft (3) is provided with a closed bottom (18) to prevent a displacement of the sheet metal bushing (9) in axial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.