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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F02M
SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
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69/00
Low-pressure fuel-injection apparatus; ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
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F02M69/30
characterised by means for facilitating the starting-up or idling of engines or by means for enriching fuel charge, e.g. below operational temperatures or upon high power demand of engines
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F02M69/32
with an air by-pass around the air throttle valve or with an auxiliary air passage, e.g. with a variably controlled valve therein
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