Pumps – Motor driven – Internal-combustion engine
Patent
1992-04-02
1993-12-21
Bertsch, Richard A.
Pumps
Motor driven
Internal-combustion engine
415229, 384300, F04B 1700
Patent
active
052717232
ABSTRACT:
Oil pump manufacture is simplified by providing the pump body with a planar unstepped face and achieving radial location by the provision of a bush 22 (FIG. 2) on the pump driven shaft 14, which bush is received in the counterbore 24 of the part journalling the drive shaft 16, i.e. the cylinder block adjacent the end of the drive shaft (crankshaft).
REFERENCES:
patent: 1955383 (1934-04-01), Herman
patent: 2020224 (1935-11-01), Waseige
patent: 3115096 (1963-12-01), Wall
patent: 3211483 (1965-10-01), Sullivan, Jr.
Bertsch Richard A.
Concentric Pumps Limited
Freay Charles G.
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