Radial piston pump

Details Radial piston pump Radial piston pump

1987-03-06

1990-06-05

Smith, Leonard E.

Pumps

With condition responsive pumped fluid control

Plural pump units with individual or relative control

417301, 417429, 417462, F04B 2304

Patent

active

049309943

ABSTRACT:
An electric motor driven radial piston pump for a motor vehicle brake system with slip control is disclosed wherein the radial piston pump includes two parallel working circuits drivable by the drive motor. The working pressure of the first working circuit is limited to a preset value. Above the preset value only the second working circuit is effective.

REFERENCES:
patent: 2268695 (1942-01-01), Carlson
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patent: 2813492 (1957-11-01), Berlyn
patent: 2968915 (1961-01-01), Feistel
patent: 3187681 (1965-06-01), Firth et al.
patent: 3433124 (1969-03-01), Parrett
patent: 3723026 (1973-03-01), Soyland
patent: 3751190 (1973-08-01), Cecchi
patent: 4043255 (1977-08-01), Cunningham
patent: 4269352 (1981-05-01), Przystaunk
patent: 4445825 (1984-01-01), Budecker
patent: 4594939 (1986-06-01), Van Os
patent: 4685747 (1987-08-01), Belart et al.

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