Engine equipped with secondary air supply device
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United States of America Patent
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-
Jun 21, 2016
Grant Date -
Sep 24, 2015
app pub date -
Jan 13, 2015
filing date -
Mar 19, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An engine equipped with a secondary air supply device where a cylinder extends obliquely to define a space therebeneath, which includes: a cooling fan disposed laterally of the cylinder; a carburetor disposed closer to the space than the cooling fan; an exhaust muffler disposed opposite from the carburetor with the cylinder interposed therebetween and in communication with a cylinder head via an exhaust pipe; a secondary air introduction pipe connected to the exhaust pipe and extending from the exhaust pipe to the space so that its inlet end portion is located in the space; an intake nozzle provided in communication with the inlet end portion of the introduction pipe and having an opening portion that opens in an opposite direction from the cooling fan; and a partition wall disposed between the opening portion of the intake nozzle and the carburetor.
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