Pumps – Three or more cylinders arranged in parallel – radial – or... – Radial cylinders
Patent
1981-02-18
1983-05-31
Freeh, William L.
Pumps
Three or more cylinders arranged in parallel, radial, or...
Radial cylinders
F04B 104
Patent
active
043858708
ABSTRACT:
A fluid pressure zone is established within the piston bore of a top-loading type of radial piston pump, in opposing relation to the intake passage intersecting the bore to take up radial clearance between the piston and a sealing surface portion of the bore between the intake passage and the pressure chamber into which fluid is displaced by the piston.
REFERENCES:
patent: 1478561 (1923-12-01), Faessel
patent: 2345125 (1944-03-01), Huber
patent: 2818816 (1958-01-01), Christenson
patent: 3128718 (1964-04-01), Rhodes et al.
patent: 3153385 (1964-10-01), Bowen, Jr.
Freeh William L.
Zahnradfabrik Friedrichshafen AG.
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