Exhaust gas recirculating device

Patent · Tue Aug 11 04:00:00 EDT 1981

OSTI ID:5903701

Minoura, M

An exhaust gas recirculating device is disclosed that has a regulator integrally formed with an air horn of the carburetor, a throttle body and an insulator, both secured to a carburetor flange, a groove cut on the underside of the carburetor flange, a plate interposed between the flange and the suction manifold, said groove and plate forming an exhaust gas recirculating passage, a variable throttle valve, a throttle valve, and a link means interconnecting the variable throttle valve and the throttle valve, whereby exhaust gas from the engine is recirculated to downstream of the throttle valve. With this invention the exhaust gas recirculating device can be incorporated into conventional carburetors with minor modifications on the carburetor.

• Assignee: Aisan Industry Co Ltd (Japan)
• Patent Number(s): US 4282846
• OSTI ID: 5903701
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
330700 -- Advanced Propulsion Systems-- Emission Control
CARBURETORS
CHALCOGENIDES
CONTROL EQUIPMENT
DESIGN
ENGINES
EQUIPMENT
EXHAUST RECIRCULATION SYSTEMS
EXHAUST SYSTEMS
FABRICATION
FLANGES
FLOW REGULATORS
FUEL SYSTEMS
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
NITROGEN COMPOUNDS
NITROGEN OXIDES
OXIDES
OXYGEN COMPOUNDS
POLLUTION CONTROL EQUIPMENT
VALVES