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Class Information
Number: 123/432
Name: Internal-combustion engines > Combustion chamber means combined with air-fuel mixture forming means > Air or combustible mixture entering the combustion chamber through plural inlets
Description: Subject matter in which the combustion chamber contains more than one inlet port for air or the combustible mixture.


Sub-classes under this class:

Class Number Class Name Patents
123/433 One inlet is uncovered by piston travel 27


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7587898 Internal combustion engine Sep. 15, 2009
7584744 Internal-combustion and burnt gas scavenging supercharged engine with at least two intake means Sep. 8, 2009
7568464 Barrel-style charge motion control valve for V-configuration engines Aug. 4, 2009
7565894 Fuel injection apparatus for and method of internal combustion engine, and fuel injection valve Jul. 28, 2009
7565897 Internal combustion engine Jul. 28, 2009
7552710 Variable geometry intake manifold for an internal combustion engine Jun. 30, 2009
7506630 Internal combustion engine Mar. 24, 2009
7493891 Internal combustion engine Feb. 24, 2009
7490591 Method and apparatus for eliminating spark-knock in an engine Feb. 17, 2009
7484495 Homogeneous charge compression ignition internal combustion engine Feb. 3, 2009
7472679 Valve control device and valve control method for internal combustion engine Jan. 6, 2009
7455044 Intake device of internal combustion engine Nov. 25, 2008
7448359 Multi-mode internal combustion engine Nov. 11, 2008
7442457 Fuel cell system with compressor and also a method for operating such a fuel cell system Oct. 28, 2008
7409944 Intake structure for internal combustion engine Aug. 12, 2008
7373923 Variable event valvetrain operation during an engine start May. 20, 2008
7334564 Throttle and inlet valves for 8 stroke and 4 stroke engines Feb. 26, 2008
7325534 Supplemental internal air cooling of an internal combustion engine Feb. 5, 2008
7287513 Method for controlling the intake valves of an internal combustion engine Oct. 30, 2007
7281527 Internal combustion engine and working cycle Oct. 16, 2007
7273032 Engine induction system Sep. 25, 2007
7258100 Internal combustion engine control Aug. 21, 2007
7258104 Method and apparatus for controlling operation of dual mode HCCI engines Aug. 21, 2007
7255066 Valve selection for an engine operating in a multi-stroke cylinder mode Aug. 14, 2007
7249587 Air-intake device of engine for leisure vehicle and engine Jul. 31, 2007
7240664 Variable valve type internal combustion engine and control method thereof Jul. 10, 2007
7198026 Divider plate for an inlet port, sand core for forming an inlet port, and cylinder head Apr. 3, 2007
7195000 Fuel injector designed to optimize pattern of fuel spray Mar. 27, 2007
7188587 Methods for operating a compression ignition engine Mar. 13, 2007
7150267 Intake port structure for internal combustion engine Dec. 19, 2006
7146963 State determination device for internal combustion engine Dec. 12, 2006
7128053 Control apparatus for internal combustion engine Oct. 31, 2006
7121232 Method in an internal combustion engine and an internal combustion engine Oct. 17, 2006
7121262 Cylinder and valve mode control for an engine with valves that may be deactivated Oct. 17, 2006
7111612 Cylinder and valve mode control for an engine with valves that may be deactivated Sep. 26, 2006
7100559 Engine air intake manifold Sep. 5, 2006
7089910 Watercraft propulsion system and control method of the system Aug. 15, 2006
7082764 Burnt gas-scavenging indirect-injection internal-combustion supercharged engine and supercharged air supply method for such an engine Aug. 1, 2006
7079935 Valve control for an engine with electromechanically actuated valves Jul. 18, 2006
7077106 Spark ignition internal combustion engine Jul. 18, 2006
7069907 Compression ignition internal combustion engine Jul. 4, 2006
7066139 Intake port of lean burn engine and core thereof Jun. 27, 2006
7051702 Intake apparatus for internal combustion engine May. 30, 2006
7028650 Electromechanical valve operating conditions by control method Apr. 18, 2006
7031821 Electromagnetic valve control in an internal combustion engine with an asymmetric exhaust system design Apr. 18, 2006
7025041 Cylinder intake air quantity determination device Apr. 11, 2006
6981475 Process for controlling the valves of an internal combustion engine Jan. 3, 2006
6959687 SOHC type engine Nov. 1, 2005
6951211 Cold air super-charged internal combustion engine, working cycle and method Oct. 4, 2005
6915774 Intake apparatus for internal combustion engine Jul. 12, 2005

1 2 3 4 5 6 7 8 9 10


 
 
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