Dual-sided air intake assembly with crossover

Details Dual-sided air intake assembly with crossover Dual-sided air intake assembly with crossover

2007-03-12

2009-02-24

Huynh, Hai H (Department: 3747)

Internal-combustion engines

Intake manifold

C123S184360

Reexamination Certificate

active

07493881

ABSTRACT:
The present invention provides an air intake assembly including a first portion defining a first chamber through which airflow passes. The first portion is coupled to a first throttle member to allow communication from the first chamber to the first throttle member. The air intake assembly also includes a first filter element coupled to the first portion and positioned upstream of the first chamber, and a second portion defining a second chamber through which airflow passes. The second portion is coupled to a second throttle member to allow communication from the second chamber to the second throttle member. The air intake assembly further includes a second filter element coupled to the second portion and positioned upstream of the second chamber, and a conduit coupling the first and second portions. The conduit allows communication between the first and second chambers at a location downstream of the first and second filter elements.

REFERENCES:
patent: 6425363 (2002-07-01), Lieske et al.
patent: 7090552 (2006-08-01), Katayama
patent: 7201129 (2007-04-01), Ohba et al.
patent: 7290519 (2007-11-01), Ohba et al.
patent: 2004/0093839 (2004-05-01), Storz
patent: 2005-90268 (2005-04-01), None
Nissan 300ZX V6 engine having a separate airbox and air filter associated with each bank of cylinders, available at least as early as the 1990 model year Nissan 300ZX automobile.

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