Lubrication of an ancillary pump fitted to an engine

Details Lubrication of an ancillary pump fitted to an engine Lubrication of an ancillary pump fitted to an engine

1984-01-16

1985-07-09

Cross, E. Rollins

Internal-combustion engines

Lubricators

Crankcase, pressure control

123198C, 184 65, F01M 100

Patent

active

045275203

ABSTRACT:
In combination with an internal combustion engine having a crankcase in which an air/oil mist mixture exists during normal operation of the engine, a pump having a crankshaft journalled in a crankcase, a cylinder, a piston coupled to said crankshaft to reciprocate in the cylinder, an intake and a return passage each communicating the pump crankcase with said engine compartment, and one-way valves in each of said passages arranged so that reciprocation of the pump piston will circulate the air/oil mist mixture from the engine compartment through the pump crankcase to provide lubrication to the compressor crankshaft and piston.

REFERENCES:
patent: 1405009 (1922-01-01), Rupright
patent: 1825318 (1931-09-01), Kapp
patent: 2512125 (1950-06-01), Whited
patent: 2513547 (1950-07-01), Buell et al.
patent: 2728412 (1955-12-01), Bolsius et al.
patent: 2781632 (1957-02-01), Meijer
patent: 3512610 (1970-05-01), Hollingworth
patent: 3526298 (1970-09-01), Sann
patent: 4142487 (1979-03-01), Somraty

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