Patent ID: 6328288
Filing Date: 2001-12-11
Classification: F02B,F02M,Y10S

Abstract:
A diaphragm carburetor for an internal combustion engine that operates with layered scavenging, comprising:a carburetor housing in which are provided an intake channel portion, a fuel-filled control chamber that is formed on a longitudinal side of said intake channel portion in said carburetor housing, and a compensation chamber that is separated from said control chamber via a control diaphragm;a first shaft mounted in said intake channel portion;a butterfly valve that is pivotably disposed on said first shaft, wherein fuel-conveying channels that are supplied from said control chamber open into said intake channel portion in the vicinity of said butterfly valve;a functional component for said carburetor secured on said carburetor housing on said longitudinal side of said intake channel portion, wherein an air channel for conveying air for combustion is provided in said functional component;an air filter disposed on a first side of said carburetor, wherein said air channel extends approximately parallel to said intake channel portion from said first side of said carburetor to a connecting side of said carburetor that faces said internal combustion engine;a second shaft mounted in said air channel;a throttle member that is rotatably disposed on said second shaft; anda transmission connection coupling together said second shaft of said throttle member and said first shaft of said butterfly valve.