Carburetor equipped with a cooling system
AssigneeToyota Jidosha Kogyo Kabushiki Kaisha
InventorsHiroshi Sami, Kaoru Taira, Teruo Kumai
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Abstract
A carburetor equipped with a cooling system composed of cooling fluid passages incorporated in the carburetor flange and/or heat insulator mounted below the flange portion, said cooling system being supplied with cooling fluid only for a predetermined duration from the instant of opening the ignition switch to protect the carburetor casing from being overheated by an intake manifold incorporating exhaust gas heating.
Claims4
A carburetor in an internal combustion engine which incorporates intake manifold heating by exhaust gases to improve startability and warming-up performance of the engine, comprising a fluid cooling system means for a carburetor casing, said cooling system means including a pumping means for a cooling fluid and a power circuit means for said pumping means, said power circuit means incorporating an engine ignition switch and a timer and adapted to drive said pumping means for only a predetermined duration from the instant when said ignition switch is opened.
Dependencies are inferred from the claim text.