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Title:
CARBURETOR WITH ACCELERATION PUMP
Document Type and Number:
Japanese Patent JP2008231973
Kind Code:
A
Abstract:

To avoid occurrence of run-on after key OFF, in a carburetor with a vacuum actuated acceleration pump.

This carburetor 1A is provided with the acceleration pump 3 in which a back pressure chamber 32 communicating with an intake passage 2 and an acceleration fuel chamber 30 connected to a constant fuel chamber 4 and storing fuel for acceleration are partitioned by a diaphragm 36, fuel is introduced into the inside of the acceleration fuel chamber 30 by intake pressure reduction, and the fuel in the acceleration fuel chamber 30 is sent to an acceleration fuel passage 31 by intake pressure rise and delivered to the inside of an intake passage 2 to thereby feed the fuel for acceleration to an engine. In the carburetor, a cutoff valve 5A as an acceleration fuel feeding stop means is provided which stops feeding of the fuel for acceleration by being interlocked with a key OFF operation.


Inventors:
Namatame, Toshio
Application Number:
JP2007000070146
Publication Date:
October 02, 2008
Filing Date:
March 19, 2007
Export Citation:
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Assignee:
NIKKI CO LTD
International Classes:
F02M7/08; F02M7/06
Domestic Patent References:
JPH06330819A
JPS6396265A
JPH10184457A
JP2000265906A
Attorney, Agent or Firm:
橋本 克彦
橋本 京子



 
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