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:
Jun. 13, 1989
Filed:
Feb. 29, 1988
Applicant:
Inventors:
Yoshiyuki Tanabe, Katsuta, JP;
Mineo Kashiwaya, Katsuta, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123339 ; 123478 ; 123480 ;
Abstract
When auxiliary equipment of a car, such as car air conditioner, is required to operate, fuel to be supplied for an engine is at first increased and at a predetermined time thereafter additional air commensurate with the increment of fuel is supplied, and after the engine increases its output power by the above mentioned increase of fuel and air, the auxiliary equipment is actually operated, whereby the number of revolutions of the engine is prevented from decreasing.
Tanabe, Yoshiyuki. (1989). Fuel supply control apparatus for internal combustion engines (U.S. Patent No. 4838223). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4838223
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile