Internal-combustion engines – Charge forming device – Diverse fuel supply
Reexamination Certificate
2010-07-29
2010-12-14
Gimie, Mahmoud (Department: 3747)
Internal-combustion engines
Charge forming device
Diverse fuel supply
C123S02500R
Reexamination Certificate
active
07849842
ABSTRACT:
A method for an engine with first and second injectors in a cylinder provides different fuel injection compensation upon reaching minimum pulsewidths of the first and second injectors. When the first injector reaches its minimum pulsewidth, the first injector is disabled. However, when the second injector reaches its minimum pulsewidth, the second injector is maintained active and injection from the first injector is decreased. In this way, sufficient injection from the second injector is maintained in either situation.
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patent: 7314033 (2008-01-01), Cohn et al.
Lewis Donald J.
Russell John D.
Alleman Hall McCoy Russell & Tuttle LLP
Ford Global Technologies LLC
Gimie Mahmoud
Lippa Allan J.
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