Cylinder head and combustion engine comprising a cylinder head
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02F-001/40
F02F-001/26
출원번호
US-0306184
(2005-12-19)
등록번호
US-7430994
(2008-10-07)
우선권정보
EP-03076917(2003-06-19)
발명자
/ 주소
Petutsching,Wolfgang
Kirchweger,Karl
Svensson,Rickard
Andersson,Bertil
출원인 / 주소
AB Volvo Penta
대리인 / 주소
Novak Druce + Quigg LLP
인용정보
피인용 횟수 :
6인용 특허 :
11
초록▼
A cylinder head (1) for an internal combustion engine, the cylinder head (1) having a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second lateral face (1d) being opposed to s
A cylinder head (1) for an internal combustion engine, the cylinder head (1) having a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f).
대표청구항▼
What is claimed is: 1. A cylinder head (1) for an internal combustion engine, said cylinder head (1) comprising: a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second latera
What is claimed is: 1. A cylinder head (1) for an internal combustion engine, said cylinder head (1) comprising: a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second lateral face (id) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said cylinder head (1) being provided with a coolant chamber connected to outlet ports at which the coolant leaves the cylinder head to be connected to coolant ducts arranged outside of the cylinder head and an integral coolant crossover passage forming a return flow duct for coolant liquid which has passed the coolant chamber of the cylinder head; and said integral coolant crossover passage providing a first port (2a) for connection to a first exhaust manifold cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said first coolant outlet (2b) is arranged on said second lateral face (1d). 2. The cylinder head as recited in claim 1, wherein said second lateral face (1d) is an inlet flange face arranged to be connected to an intake manifold (7). 3. A cylinder head (1) for an internal combustion engine, said cylinder head (1) comprising: a top face (1a), a bottom face (1b) arranged to be connected to a cylinder block, a lateral exhaust flange face (1c) arranged to be connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said cylinder head (1) being provided with a coolant chamber connected to outlet ports at which the coolant leaves the cylinder head to be connected to coolant ducts arranged outside of the cylinder head and an integral coolant crossover passage forming a return flow duct for coolant liquid which has passed the coolant chamber of the cylinder head; and said integral coolant crossover passage providing a first port (2a) for connection to a first exhaust manifold cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said cylinder head (1) is provided with an integral coolant short circuit passage (3) providing a second port (3a) for connection to a second exhaust manifold cooling jacket outlet (21e) and extending between said second port (3a) arranged at said lateral exhaust flange face (1c) and a second coolant outlet (3b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f) for connection to a coolant pump inlet. 4. The cylinder head as recited in claim 3, wherein said second coolant outlet (3b) is provided at said bottom face (1b). 5. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said first coolant outlet (2b) is arranged on said second lateral face (1d). 6. The internal combustion engine as recited in claim 5 wherein said second lateral face (1d) is an intake flange face connected to an intake manifold (7). 7. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said integral coolant crossover passage (2) is connected to a coolant pump via a heat exchanger. 8. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f): wherein said cylinder head is provided with an integral coolant short circuit passage (3) providing a second port (3a) connected to an second outlet (21d) of said exhaust manifold cooling jacket (18) and extending between said second port (3a) arranged at said lateral exhaust flange face (1c) and a second coolant outlet (3b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f) leading to a coolant pump inlet. 9. The internal combustion engine as recited in claim 8, wherein said second coolant outlet (3b) is provided at said bottom face (1b). 10. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said cylinder head is provided with at least one coolant chamber (23) arranged for cooling a plurality of exhaust channels (5a-5i) provided in said cylinder head (1) arranged for leading exhaust eases from said plurality of cylinders (12), and wherein said lateral exhaust flange face (1c) is provided with at least one outlet port (6a-6d) for each cylinder in said plurality of cylinders (12), said outlet ports (6a-6d) being connected to said coolant chamber (23) and provide connections to a corresponding set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18); wherein said exhaust manifold cooling jacket (18) is divided by a partitioning wall (19) into a coolant inlet duct (20) and a coolant outlet duct (21), said coolant inlet duct (20) being connected to said set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18) and leading to an outlet opening (20a) of said coolant inlet duct (20); and wherein said outlet opening (20a) of said coolant inlet duct (20) is connected to an inlet opening (27) to a coolant chamber (28) arranged in a turbo charger assembly (26). 11. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); wherein said cylinder head is provided with at least one coolant chamber (23) arranged for cooling a plurality of exhaust channels (5a-5i) provided in said cylinder head (1) arranged for leading exhaust eases from said plurality of cylinders (12), and wherein said lateral exhaust flange face (1c) is provided with at least one outlet port (6a-6d) for each cylinder in said plurality of cylinders (12), said outlet ports (6a-6d) being connected to said coolant chamber (23) and provide connections to a corresponding set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18); wherein said exhaust manifold cooling jacket (18) is divided by a partitioning wall (19) into a coolant inlet duct (20) and a coolant outlet duct (21), said coolant inlet duct (20) being connected to said set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18) and leading to an outlet opening (20a) of said coolant inlet duct (20); wherein said coolant outlet duct (21) extends between an inlet opening (21a) of said coolant outlet duct (21) and said first cooling jacket outlet (21d); and wherein said inlet opening (21a) of said coolant outlet duct (21) is connected to an outlet opening (29) from a coolant chamber (28) arranged in a turbo assembly (26). 12. An internal combustion engine (11) comprising: a cylinder block (14) having a plurality of cylinders (12) and a cylinder head (1) which includes a top face (1a), a bottom face (1b) connected to said cylinder block (14), a lateral exhaust flange face (1c) connected to an exhaust manifold (17), a second lateral face (1d) being opposed to said lateral exhaust flange face (1c), a front face (1e) and an end face (1f); said exhaust manifold (17) being provided with a cooling jacket (18) having an first cooling jacket outlet (21d), wherein said cylinder head (1) is provided with an integral coolant crossover passage (2) providing a first port (2a) connected to said first cooling jacket outlet (21d) and extending between said first port (2a) arranged at said lateral exhaust flange face (1c) of said cylinder head (1) and a first coolant outlet (2b) arranged at another of said faces (1a, 1b, 1d, 1e, 1f); p1 wherein said cylinder head is provided with at least one coolant chamber (23) arranged for cooling a plurality of exhaust channels (5a-5i) provided in said cylinder head (1) arranged for leading exhaust eases from said plurality of cylinders (12), and wherein said lateral exhaust flange face (1c) is provided with at least one outlet port (6a-6d) for each cylinder in said plurality of cylinders (12), said outlet ports (6a-6d) being connected to said coolant chamber (23) and provide connections to a corresponding set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18); wherein said exhaust manifold cooling jacket (18) is divided by a partitioning wall (19) into a coolant inlet duct (20) and a coolant outlet duct (21), said coolant inlet duct (20) being connected to said set of inlets (22a-22d) arranged on said exhaust manifold cooling jacket (18) and leading to an outlet opening (20a) of said coolant inlet duct (20); and wherein said coolant inlet duct (20) and coolant outlet duct (21) are flow connected via at least one bypass opening (24). 13. The internal combustion engine as recited in claim 12, wherein at least one bypass (24) opening is provided per cylinder (12).
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