Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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F02D
CONTROLLING COMBUSTION ENGINES
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17/00
Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
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F02D17/023
the inactive cylinders acting as compressor other than for pumping air into the exhaust system
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F02D17/026
delivering compressed fluid, e.g. air, reformed gas, to the active cylinders other than during starting
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