Carburetor
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United States of America Patent
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May 2, 2017
Grant Date -
Mar 31, 2016
app pub date -
Sep 25, 2015
filing date -
Sep 26, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A carburetor comprises a rotation-typed control valve which opens or closes a second bleed air passage according to an opening degree of the throttle valve. The control valve includes an upper end portion of a valve stem, and in a projection plane orthogonal to an axis of an aspirating channel, a first bleed air passage is arranged on one side of the valve stem, an upstream-side passage portion starting from the control valve of the second bleed air passage is arranged on an upper side of the aspirating channel, a downstream-side passage portion starting from the control valve of the second bleed air passage is arranged on the one side of the valve stem, and a downstream end of the downstream-side passage portion is connected to a midway portion of the first bleed air passage.
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