Title:
ELECTRONIC CONTROL FUEL INJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2002/040856
Kind Code:
A1
Abstract:
An electronic control fuel injection device, comprising a plunger pump (P) having a cylinder (8), a plunger (10) installed slidably in the cylinder and forming a pressurizing chamber (9), and a solenoid coil (11) exciting the plunger, wherein a sucking part (1a) allowed to communicate with the pressurizing chamber by the movement of the plunger is provided in a body (6) forming the plunger pump on the lower side thereof, a return part (1b) for returning excess fuel to a fuel tank (2) is provided on the upper side thereof, and a reflow passage (14) for guiding a part of the fuel branched from the sucking part to the return part is provided between the cylinder and the solenoid coil, whereby the mixing of vapor into the fuel injection device can be suppressed, a cost can be reduced, and a durability can be increased.
Inventors:
HASHIMOTO SHOGO (JP)
EHARA RYOJI (JP)
MIZUI HIROSHI (JP)
NICHOUGI TADASHI (JP)
TAKAHASHI JUNICHIRO (JP)
EHARA RYOJI (JP)
MIZUI HIROSHI (JP)
NICHOUGI TADASHI (JP)
TAKAHASHI JUNICHIRO (JP)
Application Number:
PCT/JP2001/009771
Publication Date:
May 23, 2002
Filing Date:
November 08, 2001
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
HASHIMOTO SHOGO (JP)
EHARA RYOJI (JP)
MIZUI HIROSHI (JP)
NICHOUGI TADASHI (JP)
TAKAHASHI JUNICHIRO (JP)
HASHIMOTO SHOGO (JP)
EHARA RYOJI (JP)
MIZUI HIROSHI (JP)
NICHOUGI TADASHI (JP)
TAKAHASHI JUNICHIRO (JP)
International Classes:
F02M37/08; F02M37/20; F02M51/00; F02M37/00; F02M51/04; F02M55/00; F02M55/02; F02M57/02; F02M59/34; F02M59/36; F02M59/44; F02M59/46; F02M61/08; F02M69/00; F02M69/04; F02M63/00; (IPC1-7): F02M51/04; F02M69/00; F02M57/02
Foreign References:
| US5608369A | 1997-03-04 | |||
| JPH03121254A | 1991-05-23 | |||
| JPS61175565U | 1986-11-01 | |||
| JPH0183166U | 1989-06-02 |
Other References:
See also references of EP 1340906A4
Download PDF: