Title:
ENGINE FUEL INJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/179763
Kind Code:
A1
Abstract:
An engine (1) fuel injection device equipped with an injector (16), an air intake passage (11), a throttle valve (13), a bypass passage (15), an idle speed control valve (14), a throttle sensor (33), and a control means (31) for controlling the fuel injection amount to be injected into the engine (1) from the injector (16) and/or the air intake amount to be supplied to the engine (1) from the air intake passage (11) via the idle speed control valve (14), on the basis of the oxygen concentration of the engine exhaust as detected by an oxygen sensor (34), wherein the control means (31) selects a correction mode for correcting the fuel injection amount and/or the air intake amount on the basis of the fluctuation pattern in the throttle aperture detected by the throttle sensor (33).
Inventors:
BABA YUICHI (JP)
KAWAGOE JUN (JP)
KAWAGOE JUN (JP)
Application Number:
PCT/JP2018/002342
Publication Date:
October 04, 2018
Filing Date:
January 25, 2018
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
International Classes:
F02D41/04; F02D41/14; F02D41/22; F02D45/00
Foreign References:
| JP3200584U | 2015-10-22 | |||
| JP2008202495A | 2008-09-04 | |||
| JPH0511331Y2 | 1993-03-19 | |||
| JP2015214959A | 2015-12-03 | |||
| JPH02127752U | 1990-10-22 | |||
| JPH03271545A | 1991-12-03 |
Attorney, Agent or Firm:
NAGATO, Kanji (JP)
Download PDF: