Fast-idle cam apparatus in a carburetor
AssigneesHonda Giken Kogyo Kabushiki Kaisha, Kabushiki Kaisha Keihin Seiki Seisakusho
InventorsYuichi Yoshioka, Tsugio Sanka
Life of this patent
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Abstract
A fast-idle cam apparatus in a carburetor having an opening and closing control for forcibly opening and closing a throttle valve, and a mechanism for moving a choke valve and the throttle valve together during engine starting at low temperature, a spring mechanism being interposed in the mechanism so that closing direction movement of the throttle valve can be absorbed therein.
Claims8
A fast-idle cam apparatus for a carburetor having a throttle valve, a choke valve, and a mechanism for opening an closing the throttle valve, said fast-idle cam apparatus comprising means for moving the choke valve and the throttle valve together to respective initial positions for engine starting at low temperature, said choke valve being closed in its initial position, said throttle valve being open in its initial position, and a spring mechanism interposed in the moving means for absorbing closing movement of the throttle valve while the choke valve remains in its initial position, said choke valve including an operation lever with a fast-idle cam portion thereon, said moving means acting on said fast-idle cam portion, said choke valve being openable by said operation lever for ordinary driving conditions.
Dependencies are inferred from the claim text.