Internal combustion engine and vehicle having the internal...

Details Internal combustion engine and vehicle having the internal... Internal combustion engine and vehicle having the internal...

2011-03-29

2011-03-29

Ho, Ha D. (Department: 3655)

Machine element or mechanism

Gearing

Plural power paths to and/or from gearing

C074S6650GB

Reexamination Certificate

active

07913587

ABSTRACT:
An engine (internal combustion engine), in accordance with an embodiment, includes: a crankcase; a crankshaft accommodated in the crankcase; a first crank gear and a second crank gear disposed inside the crankcase to rotate about the crankshaft; a balancer gear meshed with the first crank gear to rotate as the first crank gear rotates; and a water pump part having a water pump gear. The water pump gear is meshed with the second crank gear to rotate as the second crank gear rotates. The balancer gear and the water pump gear are disposed to overlap each other as viewed from an end of the crankshaft.

REFERENCES:
patent: 5564518 (1996-10-01), Ishii et al.
patent: 6170597 (2001-01-01), Fukuda
patent: 6601474 (2003-08-01), Ishimaru et al.
patent: 7475617 (2009-01-01), Gleasman et al.
patent: 2003-161133 (2003-06-01), None

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