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:
Apr. 26, 1983
Filed:
Feb. 12, 1981
Applicant:
Inventors:
Assignee:
Nissan Motor Company, Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02P / ; F02P / ;
U.S. Cl.
CPC ...
123415 ; 123427 ;
Abstract
A knocking control system includes a spark timing adjusting circuit which responds to the magnitude of knocking occurring in the engine to set an amount of retardation of the timing from a reference spark timing within a predetermined range. The spark timing adjusting circuit includes a range change circuit which responds to a drive signal produced from an engine operational state determining circuit, in order to change the predetermined range.
Enoshima, Toshio. (1983). Knocking control system for use with spark ignition internal combustion (U.S. Patent No. 4380981). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4380981
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile