Flow passage switching valve

Details Flow passage switching valve Flow passage switching valve

2006-09-22

2008-10-21

Wolfe, Jr., Willis R (Department: 3747)

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

C165S103000

Reexamination Certificate

active

07438062

ABSTRACT:
A flow passage switching valve provided with a swing arm type valve element comprises a housing formed with a first passage communicated with an inlet port, a second passage communicated with an outlet port, a bypass passage for providing communication between the first passage and the second passage, an introduction port through which a fluid flowing in the first passage is introduced into an external part, and a discharge port through which the fluid introduced into the external part is discharged into the second passage.

REFERENCES:
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patent: 6718956 (2004-04-01), Klipfel et al.
patent: 6786210 (2004-09-01), Kennedy et al.
patent: 6868840 (2005-03-01), Lewallen
patent: 6971377 (2005-12-01), Moyer et al.
patent: 7032577 (2006-04-01), Rosin et al.
patent: 7077114 (2006-07-01), Hüsges
patent: A 10-121996 (1998-05-01), None

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