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US Patent 8412439 Dual fuel engine control unit

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent
1

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
84124391
Patent Inventor Names
John King1
Nick Warner1
Trevor Lee Fletcher1
Date of Patent
April 2, 2013
1
Patent Application Number
127337601
Date Filed
September 18, 2008
1
Patent Citations Received
‌
US Patent 12116959 Supplemental fuel system for compression-ignition engine
2
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US Patent 11767811 Supplemental fuel system for compression-ignition engine
‌
US Patent 11835016 Supplemental fuel system for compression-ignition engine
3
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US Patent 11952969 Supplemental fuel system for compression-ignition engine
4
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US Patent 11988175 Supplemental fuel system for compression-ignition engine
5
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US Patent 11994091 Supplemental fuel system for compression-ignition engine
6
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US Patent 12025081 Supplemental fuel system for compression-ignition engine
7
Patent Primary Examiner
‌
Mahmoud Gimie
1
Patent abstract

A multi-mode engine system comprising a first mode in which the engine is fuelled substantially entirely by a first fuel, and a second mode in which the engine is fuelled substantially entirely by a second fuel, or by a mixture of the first and second fuels, the engine comprising: a first engine control unit (ECU) for controlling the flow of the first fuel into the engine when the engine is operating in the first mode; and a second ECU operatively connected to the first ECU; wherein the first ECU comprises: a signal receiver for receiving the first input signals, and an output for emitting a first output signal; and the second ECU being adapted to modify the first output signal when the engine is running in the second mode to produce a first modified signal and a second calculated signal.

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