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U.S. Department of Energy
Office of Scientific and Technical Information

Split type internal combustion engine

Patent ·
OSTI ID:6483263
An internal combustion engine is disclosed which comprises first and second cylinder units each including at least one cylinder, a stop valve provided between the first and second cylinder units, an egr passage for recirculating exhaust gases into the second cylinder unit, an egr valve provided in the egr passage, and control means for disabling the second cylinder unit when the engine load is below a given value. Means is provided to ensure that the egr valve opens after the stop valve closes when the engine load changes from its high condition to a low condition and to ensure that the stop valve opens just after the egr valve closes when the engine load changes from its low condition to a high condition.
Assignee:
Nissan Motor Co Ltd (Japan)
Patent Number(s):
US 4368700
OSTI ID:
6483263
Country of Publication:
United States
Language:
English