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Class Information
Number: 123/493
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Fuel injection system > Electrically actuated injector > Actuator circuit (e.g., engine condition responsive electronic circuit actuates injector valve) > Deceleration condition responsive
Description: Subject matter wherein said circuit responds to an engine "deceleration" condition, generally denoted by high manifold vacuum and rpm above idle, signifying a rapid power decline of the engine, or where the engine is driven by the load.










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

Patent Number Title Of Patent Date Issued
5353769 Fuel supply control system for internal combustion engines Oct. 11, 1994
5297525 Method for determining the quantity of fuel injected Mar. 29, 1994
5271368 Fuel control system for engine Dec. 21, 1993
5261377 Process for the transition correction of the mixture control of an internal combustion engine during dynamic transition states Nov. 16, 1993
5255655 Fuel injection system for an internal combustion engine Oct. 26, 1993
5243948 Electronic control system for fuel metering in an internal combustion engine Sep. 14, 1993
5241939 Fuel injection control system for engine Sep. 7, 1993
5239974 Electronic system for controlling the fuel injection of an internal-combustion engine Aug. 31, 1993
5239966 Electronic control fuel injection apparatus for two-cycle engine Aug. 31, 1993
5224454 Air-fuel ratio feedback control method for internal combustion engines Jul. 6, 1993
5193509 Fuel control system for automotive power plant Mar. 16, 1993
5181496 Air/fuel ratio control apparatus in an internal combustion engine Jan. 26, 1993
5174264 Fuel control system for engine Dec. 29, 1992
5159913 Method and system for controlling fuel supply for internal combustion engine coupled with supercharger Nov. 3, 1992
5158060 Engine load parameter-calculating system and engine control system using the calculating system Oct. 27, 1992
5156131 Fuel control apparatus for an engine Oct. 20, 1992
5154152 Fuel control device of an engine Oct. 13, 1992
5146898 Fuel injection control apparatus for an internal combustion engine Sep. 15, 1992
5146891 System and method for controlling fuel supply to internal combustion engine according to operation of automatic transmision applicable to automotive vehicle Sep. 15, 1992
5137000 Device and method for decreasing delays in fuel injected internal combustion engines Aug. 11, 1992
5113820 Method of avoiding excessive engine drag torque May. 19, 1992
5101795 Fuel injection system for an internal combustion engine, having compensation for changing dynamic operating conditions Apr. 7, 1992
5099816 Engine control system Mar. 31, 1992
5099429 Adaptive system for controlling an engine according to conditions categorized by driver's intent Mar. 24, 1992
5095877 Fuel injection control apparatus having atmospheric pressure correction function Mar. 17, 1992
5094206 Method for controlling a crankcase scavenged two-stroke engine during deceleration fuel cut-off Mar. 10, 1992
5092301 Digital fuel control system for small engines Mar. 3, 1992
5081975 Idle stabilizing system for engine Jan. 21, 1992
5080071 Fuel control system for internal combustion engine Jan. 14, 1992
5080074 Air-fuel ratio control device of an internal combustion engine Jan. 14, 1992
5069184 Apparatus for control and intake air amount prediction in an internal combustion engine Dec. 3, 1991
5065716 Fuel supply control system for internal combustion engine with improved engine acceleration characterisitcs after fuel cut-off operation Nov. 19, 1991
5065328 System and method for recognizing traffic stagnation for vehicle Nov. 12, 1991
5058022 Device for detecting engine brake Oct. 15, 1991
5050563 Mixture control system for an internal combustion engine Sep. 24, 1991
5044343 System and method for controlling fuel supply to an internal combustion engine Sep. 3, 1991
5035225 Fuel injection control apparatus of internal combustion engine Jul. 30, 1991
5020495 Fuel-metering system for internal combustion engines Jun. 4, 1991
5018494 Idling speed control device of an engine May. 28, 1991
5016181 Method and system for an engine ignition timing control May. 14, 1991
5003950 Apparatus for control and intake air amount prediction in an internal combustion engine Apr. 2, 1991
4996960 Air-fuel ratio control system for an internal combustion engine Mar. 5, 1991
4995366 Method for controlling air-fuel ratio for use in internal combustion engine and apparatus for controlling the same Feb. 26, 1991
4991559 Fuel injection control device of an engine Feb. 12, 1991
4987890 Fuel injection control system for internal combustion engine Jan. 29, 1991
4987888 Method of controlling fuel supply to engine by prediction calculation Jan. 29, 1991
4976139 Trouble detector system for an intake system of an automotive engine Dec. 11, 1990
4976243 Internal combustion engine control system Dec. 11, 1990
4966118 Fuel injection control apparatus for an internal combustion engine Oct. 30, 1990
4962742 Fuel injection device for an internal combustion engine Oct. 16, 1990

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