Double-pintle emission control valve having a one-piece...

Details Double-pintle emission control valve having a one-piece... Double-pintle emission control valve having a one-piece...

2006-03-14

2006-03-14

Solis, Erick (Department: 3747)

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

C123S568180, C123S568260, C251S129070, C251S282000, C251S333000

Reexamination Certificate

active

07011081

ABSTRACT:
A cylindrical-walled seat element (50) in a double-pintle (42) EEGR valve (20) is a machined metal part in which two substantially identical apertures (62, 64) collectively span essentially a semi-circumference of the seat element wall (52) and are separated by a narrow axial stabilizer bar (80) in that wall.

REFERENCES:
patent: 3584539 (1971-06-01), Sugden, Jr.
patent: 6601821 (2003-08-01), Tyler
patent: 2004/0069285 (2004-04-01), Telep et al.
patent: 2004/0134547 (2004-07-01), Moreno et al.
patent: 2001-289332 (2001-10-01), None

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