Title:
WATER INJECTION UNIT INJECTOR DEVICE
Document Type and Number:
Japanese Patent JPH0544588
Kind Code:
A
Abstract:
PURPOSE: To reduce an amount of discharged NOx by stably injecting fuel and water without invasion of water into a plunger slide part.
CONSTITUTION: In a water injection unit injector device, a recessed part 1005 is formed in the top part of a plunger 1004, and a protrusion part 1009 of a spring case 1008 having an oil passage communicated to a fuel valve is fitted in the recessed part 1005 with a gap therebetween. Further, a communicating hole 1006 for intercommunicating a gap provided between the outer peripheral part of the top part of the plunger 1004 and a plunger barrel 1002 to the recessed part 1005 of the plunger is formed.
Inventors:
NAGAE YOSHINORI
TOSA YOZO
TOSA YOZO
Application Number:
JP21927691A
Publication Date:
February 23, 1993
Filing Date:
August 06, 1991
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F02M25/022; F02M43/00; F02M43/02; F02M43/04; F02M57/02; (IPC1-7): F02M25/02; F02M43/04
Attorney, Agent or Firm:
Jiro Nagaya (2 outside)
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