Fuel injector with dual piezo-electric actuator

Details Fuel injector with dual piezo-electric actuator Fuel injector with dual piezo-electric actuator

2006-07-11

2009-12-08

Cronin, Stephen K (Department: 3747)

Internal-combustion engines

Charge forming device

Fuel injection system

C239S585100

Reexamination Certificate

active

07628139

ABSTRACT:
A fuel injector10for a Diesel engine has a plunger12and two control valves20and30for controlling the injection of fuel from the main supply cavity to the discharge port52.Each control valve20and30are actuated through piezo-electric stacks34and74connected to a electronic variable voltage supply33.

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