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:
Mar. 23, 1976
Filed:
Apr. 17, 1974
Applicant:
Inventor:
Yoshikazu Ishikawa, Chofu, JA;
Assignee:
Nissan Motor Company Limited, Yokohama, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
123-805 ; 123-813 ; 123-845 ;
Abstract
A seven-phase rotary internal combustion engine for carrying out intake, compression-ignition, power or primary expansion, transfer, scavenging, afterburning or secondary expansion, and exhaust phases, has an intake port, a second intake or scavenging air intake port, an exhaust port and a transfer passage.