Radial piston pump

Details Radial piston pump Radial piston pump

1998-01-20

1999-12-21

Nguyen, Hoang

Expansible chamber devices

Displacement control of plural cylinders arranged in...

92 58, 92 72, 417273, F01B 106

Patent

active

060034300

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.

REFERENCES:
patent: 5230275 (1993-07-01), Hodge et al.
patent: 5642988 (1997-07-01), Zorn

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