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.

Date of Patent:
Jun. 02, 1992

Filed:

Apr. 20, 1990
Applicant:
Inventors:

Hitoshi Suzuki, Niiza, JP;

Shinji Kamimaru, Tokyo, JP;

Shigeru Ando, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123561 ;
Abstract

A control system for an internal combustion engine having an air pump provided in an intake passage for supplying air into a cylinder of the engine. A continuously variable belt-drive automatic transmitting device is provided between a crankshaft of the engine and a drive shaft of the air pump. The transmitting device control unit is controlled by a control unit in accordance with operating conditions of the engine. A throttle valve is provided upstream of the air pump.


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