Engine lower intake manifold and method for making the same

Details Engine lower intake manifold and method for making the same Engine lower intake manifold and method for making the same

2007-05-15

2007-05-15

Kamen, Noah P. (Department: 3747)

Internal-combustion engines

Intake manifold

Manifold material or composition

C264S238000

Reexamination Certificate

active

11352258

ABSTRACT:
A method for making a lower intake manifold of an internal combustion engine includes the steps of (1) forming a main part from a plastic material by injection molding, (2) forming a runner insert for each engine cylinder from a plastic material by injection molding, and (3) individually attaching each runner insert to the main part to ensure the distance between two adjacent runner inserts is within a predetermined limit.

REFERENCES:
patent: 6581561 (2003-06-01), Brodesser et al.
patent: 2004/0154574 (2004-08-01), Menin

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