Internal-combustion engines – Convertible cycle
Patent
1991-11-13
1993-03-16
Okonsky, David A.
Internal-combustion engines
Convertible cycle
123 9011, F02B 6906
Patent
active
051934922
ABSTRACT:
The present invention lies in a 2-4 cycle change-over engine and its control unit which perform 2 cycle running of the uniflow type by closing a suction valve at an upper portion of the engine and working a valve (a rotational sleeve) at a lower portion of a cylinder when the engine rotates in a lower number of revolution than a predetermined number of revolution and a load is larger than a predetermined value, and perform change-over into 4-cycle running by always closing a scavenging port at a lower portion of the cylinder by means of the valve (the rotational sleeve) at the lower portion of the cylinder and working the suction valve at the upper portion of the cylinder when a higher revolution than a predetermined number of revolution is given and an engine load is lighter than a predetermined load.
REFERENCES:
patent: 1817919 (1991-08-01), Highley
patent: 2810373 (1957-10-01), Lang
patent: 3533429 (1970-10-01), Shoulders
patent: 4635590 (1987-01-01), Gerace
patent: 5005539 (1991-04-01), Kawamura
patent: 5007382 (1991-04-01), Kawamura
patent: 5022353 (1991-06-01), Kamamura
patent: 5069422 (1991-12-01), Kawamura
Abstract of JP-A-60 088 810, Patent Abstracts of Japan, vol. 9, No. 231 (M-414) (1954), Sep. 18, 1985.
Isuzu Ceramics Research Institute Co. Ltd.
Okonsky David A.
LandOfFree
2-4 Cycle change-over engine and its control system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with 2-4 Cycle change-over engine and its control system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 2-4 Cycle change-over engine and its control system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-345884