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Class Information
Number: 123/682
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Including exhaust gas condition responsive means > Combined with engine condition responsive means > Engine load responsive > Acceleration or deceleration responsive
Description: Subject matter wherein the control means is responsive to a sudden demand for an increase or decrease in the power or torque output of the engine.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
4131091 Variable gain closed-loop control apparatus for internal combustion engines Dec. 26, 1978
4114578 Air-to-fuel ratio control system Sep. 19, 1978
4110978 Apparatus for purifying exhaust gas Sep. 5, 1978
RE29741 Air-fuel ratio feed back type fuel injection control system Aug. 22, 1978
4096834 Air-to-fuel ratio feedback control system for internal combustion engines Jun. 27, 1978
4089313 Closed-loop air-fuel mixture control apparatus for internal combustion engines with means for minimizing voltage swing during transient engine operating conditions May. 16, 1978
4084563 Additional air control device for an internal combustion engine Apr. 18, 1978
4079711 Air-fuel ratio controlling device Mar. 21, 1978
4077364 Electronic control fuel supply system Mar. 7, 1978
4075982 Closed-loop mixture control system for an internal combustion engine with means for improving transitional response with improved characteristic to varying engine parameters Feb. 28, 1978
4036186 Air-fuel mixture ratio correcting system for carburetor Jul. 19, 1977

1 2 3 4

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