Air starter and electronic control therefor
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United States of America Patent
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Apr 10, 2007
Grant Date -
Jan 4, 2007
app pub date -
Jun 29, 2005
filing date -
Jun 29, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
An in-head compressed air start-up system for an internal combustion engine comprises an absolute angular position detector for the crankshaft outputting an electrical signal indicative of the angular position, a computer for storing a table of the firing order of the cylinders and the angular position of the crankshaft at which each piston reaches a desired angular position relative to top dead center (TDC), wherein the computer means compares the signal indicative of angular position of the crankshaft to the firing order table and generates a plurality of signals sequentially open and close solenoid valves to cause rotation of the crankshaft.
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