Intake port sleeve for an internal combustion engine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F01N-003/00
출원번호
US-0301645
(2002-11-22)
발명자
/ 주소
Gould, DeForest C.
출원인 / 주소
Caterpillar Inc
대리인 / 주소
McAndrews Roland G
인용정보
피인용 횟수 :
1인용 특허 :
15
초록▼
An engine includes a cylinder block having at least one cylinder bore, a cylinder head connected to the cylinder block, and an intake manifold connected to the cylinder head. The cylinder head includes an intake port located upstream of a cylinder bore of the at least one cylinder bore, the intake p
An engine includes a cylinder block having at least one cylinder bore, a cylinder head connected to the cylinder block, and an intake manifold connected to the cylinder head. The cylinder head includes an intake port located upstream of a cylinder bore of the at least one cylinder bore, the intake port providing a passageway between the intake manifold and a cylinder bore of the at least one cylinder bore. An intake port sleeve is located at least partially within the intake port.
대표청구항▼
1. An engine comprising:a cylinder block having at least one cylinder bore;a cylinder head connected to the cylinder block;an intake manifold connected to the cylinder head;an intake port formed in the cylinder head upstream of the at least one cylinder bore, the intake port providing a passageway b
1. An engine comprising:a cylinder block having at least one cylinder bore;a cylinder head connected to the cylinder block;an intake manifold connected to the cylinder head;an intake port formed in the cylinder head upstream of the at least one cylinder bore, the intake port providing a passageway between the intake manifold and the at least one cylinder bore; anda removable intake port sleeve located at least partially within the intake port, the intake port sleeve having a flange portion fixed between a respective surface of the intake manifold and the cylinder head to insulate the manifold from the cylinder heads,wherein the intake port sleeve is formed of one of a thermoset composite material and a thermoplastic material. 2. The engine according to claim 1, wherein the intake port sleeve includes a cylindrical portion spaced from a wall portion of the intake port so as to form an air gap between the cylindrical portion and the wall portion. 3. An engine comprising:a cylinder block having at least one cylinder bore;a cylinder head connected to the cylinder block;an intake manifold connected to the cylinder head;an intake port formed in the cylinder head upstream of the at least one cylinder bore, the intake port providing a passageway between the intake manifold and the at least one cylinder bore; andan intake port sleeve located at least partially within the intake port, wherein the intake port is formed of one of a thermoset composite material and a thermoplastic material. 4. The engine according to claim 3, wherein the intake port sleeve is formed of a vinylester. 5. The engine according to claim 1, wherein the intake port sleeve has an inner bore having a section smoother than a bore of the intake port. 6. The engine according to claim 1, wherein a turbocharger and fluid cooler are connected to an intake air supply line of the engine. 7. An engine system comprising:a compressor receiving intake air of the engine system;a fluid cooler located downstream of the compressor and configured to receive compressed intake air; andan engine includinga cylinder block having at least one cylinder bore,a cylinder head connected to the cylinder block,an intake manifold connected to the cylinder head,at least one intake port formed in the cylinder head, the intake port providing a passageway between the intake manifold and the at least one cylinder bore, anda removable intake port sleeve, located at least partially within the at least one intake port, the intake port sleeve having a flange portion fixed between a respective surface of the intake manifold and the cylinder head to insulate the manifold from the cylinder head, wherein the intake port sleeve is formed of one of a thermoset composite material and a thermoplastic material. 8. The engine system according to claim 7, wherein the intake port sleeve includes a cylindrical portion spaced from a wall portion of a respective intake port so as to form an air gap between the cylindrical portion and the wall portion. 9. The engine system according to claim 7, wherein the intake port sleeve is formed of a vinylester. 10. The engine system according to claim 7, wherein the intake port sleeve has an inner bore having a section smoother than a bore of a respective intake port. 11. The engine system according to claim 7, wherein the fluid cooler is an air-to-air cooler. 12. An engine comprising:a cylinder block having at least one cylinder bore;a cylinder head connected to the cylinder block;an intake manifold connected to the cylinder head;an intake port formed in the cylinder head upstream of the at least one cylinder bore, the intake port providing a passageway between the intake manifold and the at least one cylinder bore; anda removable intake port sleeve located at least partially within the intake port, the intake port sleeve having a single layered cylindrical portion spaced from a wall portion of the intake port so as to form an air gap between the cylindrical portion and the wa ll portion, wherein the intake port sleeve is formed of one of a thermoset composite material and a thermoplastic material. 13. The engine of claim 12, further including a flange portion fixed between a respective surface of the intake manifold and the cylinder head to insulate the manifold from the cylinder head. 14. The engine of claim 12, wherein the intake port sleeve has an inner bore having a section smoother than a bore of a respective intake port. 15. An engine comprising:a cylinder block having at least one cylinder bore;a cylinder head connected to the cylinder block;an intake manifold connected to the cylinder head;an intake poll formed in the cylinder head upstream of the at least one cylinder bore, the intake poll providing a passageway between the intake manifold and the at least one cylinder bore; anda removable intake poll sleeve located at least partially within the intake port, wherein the intake port sleeve has an inner bore having a section smoother than a bore of a respective intake port, wherein the intake port sleeve is formed of one of a thermoset composite material and a thermoplastic material. 16. The engine of claim 15, further including a flange portion fixed between a respective surface of the intake manifold and the cylinder head to insulate the manifold from the cylinder head. 17. The engine of claim 15, wherein the intake port sleeve has a single layered cylindrical portion spaced from a wall portion of the intake port so as to form an air gap between the cylindrical portion and the wall portion.
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이 특허에 인용된 특허 (15)
Ulrich Hilpert DE; Manfred Meyer DE, Cylinder head exhaust gas passage.
Keelan Thomas M. (Milford MI) Howell (Milford MI) Hinkle Stanley J. (Milford MI), Internal combustion engine cylinder heads and similar articles of manufacture and methods of manufacturing same.
Rao Vemulapalli D. N. (Bloomfield Township ; Oakland County MI) Jaimee Angelo (Farmington Hills MI) Howes Benjamin T. (Birmingham MI), Method of making low cost insertable type port liner.
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