Claims
- 1. An intake manifold for an engine comprising:a housing having a passageway for carrying blow-by gases from an engine crankcase; a valve body housing having a cavity defined by a portion of said housing; said valve body housing having vacuum and blow-by gas sides with said blow-by gas side in fluid communication with said passageway; a positive crankcase ventilation valve disposed within said cavity permitting the blow-by gases to flow from said passageway through to said vacuum side when in an open position; and a cap secured to said housing for sealing said positive crankcase ventilation valve within said cavity; and a cartridge having a body with said positive crankcase ventilation valve disposed therein with a portion of said cartridge forming said cap.
- 2. The intake manifold according to claim 1, wherein said housing includes an oil separator disposed in said passageway having at least one wall portion for separating oil from the blow-by gases.
- 3. The intake manifold according to claim 1, wherein cartridge includes a seal arranged between said body and said valve body housing.
- 4. The intake manifold according to claim 1, wherein said cartridge is received in interlocking relation by said valve body portion.
- 5. The intake manifold according to claim 4, wherein said cartridge includes at least one tab extending from said body and said valve body housing includes at least one protrusion extending into said cavity, said tab being rotatable relative to said protrusion and engageable therewith.
- 6. The intake manifold according to claim 1, further including an air supply passage in said housing for delivering an air/fuel mixture to a combustion chamber, and a scavenged gas passage defined by another portion of said housing in fluid communication with said air supply passage and said vacuum side.
RELATED CASES
The present application claims priority to U.S. Provisional Patent Application Ser. No. 60/158,180, filed Oct. 7, 1999.
US Referenced Citations (11)
Foreign Referenced Citations (2)
Number |
Date |
Country |
4229408 |
Aug 1993 |
DE |
0432012 |
Jun 1991 |
EP |
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/158180 |
Oct 1999 |
US |