Power unit

Details Power unit Power unit

2008-04-29

2008-04-29

Huynh, Hai (Department: 3747)

Internal-combustion engines

Cooling

Air-cooled

C123S041700, C123S185300

Reexamination Certificate

active

07363886

ABSTRACT:
To achieve improved cooling in a power unit, a first fan is coupled with an end of a crankshaft of an internal combustion engine to cool at least a cylinder of the internal combustion engine, and a second fan is coupled with another end of the crankshaft to cool at least the cylinder. The cylinder is cooled by the air supplied from the first fan and the second fan.

REFERENCES:
patent: 3183899 (1965-05-01), Tuggle
patent: 3994067 (1976-11-01), Hazzard et al.
patent: 4189919 (1980-02-01), Goscenski, Jr.
patent: 4417636 (1983-11-01), Mazur
patent: 4445583 (1984-05-01), Mazur
patent: 4546843 (1985-10-01), Koinuma et al.
patent: 4632070 (1986-12-01), Onda et al.
patent: 4647835 (1987-03-01), Fujikawa et al.
patent: 4934448 (1990-06-01), Uemura et al.
patent: 4953526 (1990-09-01), Hironaka et al.
patent: 5029393 (1991-07-01), Nagashima et al.
patent: 5370586 (1994-12-01), Thomsen et al.
patent: 5457846 (1995-10-01), Kuwano et al.
patent: 5927094 (1999-07-01), Nickum
patent: 5950578 (1999-09-01), Hirano et al.
patent: 6178931 (2001-01-01), Durr
patent: 6305333 (2001-10-01), Maruta et al.
patent: 6405690 (2002-06-01), Eder
patent: 6523508 (2003-02-01), Husges et al.
patent: 6585035 (2003-07-01), Zobel et al.
patent: 6640764 (2003-11-01), Tezuka et al.
patent: 6679218 (2004-01-01), Kragner et al.
patent: 6889635 (2005-05-01), Geisheker et al.
patent: 6925970 (2005-08-01), Liu et al.
patent: 7017917 (2006-03-01), Ito et al.
patent: 2001/0035282 (2001-11-01), Zobel et al.
patent: 2003/0013567 (2003-01-01), Kern et al.
patent: 2006/0169256 (2006-08-01), Lavender et al.
patent: 2006/0288970 (2006-12-01), Miyake et al.
patent: 2-10299 (1990-03-01), None

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