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:
Sep. 25, 1984
Filed:
Jun. 23, 1983
Applicant:
Inventors:
Yoshiyasu Ito, Toyota, JP;
Yuji Takeda, Toyota, JP;
Toshio Suematsu, Toyota, JP;
Katsushi Anzai, Toyota, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02D / ; F02B / ;
U.S. Cl.
CPC ...
123564 ; 60600 ; 60611 ; 123585 ;
Abstract
In an internal-combustion engine having a supercharger and an air-bypass passage for controlling the idle speed, when the engine is being cranked, the air-bypass passage is completely open. When the engine is not being cranked and the supercharger is operating, the air-bypass passage is completely closed. Further, when the engine is not being cranked and the supercharger is not operating, the opening of the air-bypass passage is adjusted in accordance with predetermined operating parameters.