The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 15, 1985
Filed:
Feb. 10, 1983
Applicant:
Inventors:
Hiroshi Kamifuji, Katsuta, JP;
Tomoo Ito, Katsuta, JP;
Haruhiko Kobayashi, Ibaraki, JP;
Tomiya Itakura, Katsuta, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Hitachi Automotive Eng. Co., Ltd., Katsuta, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ; F02B / ;
U.S. Cl.
CPC ...
36443104 ; 123417 ; 123422 ; 123423 ; 36443107 ;
Abstract
An engine control apparatus having a microcomputer which controls an operating condition modifying means to modify the operating condition of the engine, wherein the absolute value .DELTA.C of the difference, C.sub.now -C.sub.old is calculated from a previously obtained basic amount of control C.sub.old, and a newly obtained basic amount of control C.sub.now, a correction coefficient K is determined which takes a value of 1 to nearly 0 as the .DELTA.C is increased, and then the C.sub.set of