Internal-combustion engines – Intake manifold
Reexamination Certificate
2011-07-05
2011-07-05
Cuff, Michael (Department: 3783)
Internal-combustion engines
Intake manifold
Reexamination Certificate
active
07971564
ABSTRACT:
An intake passage (10) communicating with a combustion chamber (3) comprises a first branch intake passage (16) having an intake port (4) at one end thereof and also having an intake manifold including a surge tank (13), a second branch intake passage (17) having an intake port (14) at one end thereof and also having an intake manifold including a surge tank (23), and a common intake passage (19) communicating with the ends of the first branch intake passage (16) and the second branch intake passage (17). The common intake passage (19) is provided with a mixer (11) for producing a mixture. The intake passage (10) is provided with a switching valve (18) for bringing the common intake passage (19) into communication with at least one of the first branch intake passage (16) and the second branch intake passage (17).
REFERENCES:
patent: 4488531 (1984-12-01), Tadokoro et al.
patent: 5553580 (1996-09-01), Ganoung
patent: 6739295 (2004-05-01), Yamaoka et al.
patent: 7128062 (2006-10-01), Kuo et al.
International Search Report for PCT/JP2007/057560, mailed Jul. 3, 2007.
Kuzuyama Hiroshi
Machida Masahiro
Coleman Keith
Cuff Michael
Kabushiki Kaisha Toyota Jidoshokki
Locke Lord Bissell & Liddell LLP
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