Generator cooling system of engine

Internal-combustion engines – Cooling – With cooling of additional parts or materials

Reexamination Certificate

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C123S041420, C290S00100C

Reexamination Certificate

active

07316208

ABSTRACT:
The present invention provides a generator cooling system of an engine which can supply sufficient cooling oil to a generator even during low speed operation, without complicating an oil passage formed within a wall of a crankcase. In the generator cooling system of the engine having a generator accommodated in a generator room which is formed at an end portion of the crankcase in a longitudinal direction of a crankshaft of the engine, the generator cooling system is provided with an oil passage formed to the crankcase in a position lower than an axis of the crankshaft, and an oil nozzle provided in the oil passage for injecting oil of the oil passage toward a lower portion within the generator room.

REFERENCES:
patent: 5199395 (1993-04-01), Mizumura et al.
patent: 6725823 (2004-04-01), Hori et al.
patent: 7093569 (2006-08-01), Nakatsuka et al.
patent: 2898257 (1999-03-01), None

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