Liquid injection system with venturi injector

Patent · Tue Jun 09 00:00:00 EDT 1987

OSTI ID:6375200

Waechter, K F

This patent describes a liquid injection system for used with an internal combustion engine having a carburetor and an air cleaner housing, the system being designed to inject a predetermined amount of an external liquid, responsive to changes in vacuum in the air cleaner housing and in the carburetor, into at least one of the carburetors of the internal combustion engine from the proximity of the air cleaner and through the carburetor's air intake and within the air cleaner housing, and within the air cleaner, comprising: a venturi injection; a liquid level control chamber; a remote liquid tank; pressure pumping means; a connecting tube; and a liquid control chamber with pumping means.

• Assignee: NOV; NOV-87-066435; EDB-87-124011
• Patent Number(s): US 4671215
• OSTI ID: 6375200
• Resource Relation: Patent File Date: Filed date 16 Apr 1985
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
INTERNAL COMBUSTION ENGINES
CARBURETORS
FUEL INJECTION SYSTEMS
VEHICLES
AIR FILTERS
AIR FLOW
LEVEL INDICATORS
POSITIONING
PRESSURE EFFECTS
VENTURI TUBES
ENGINES
EQUIPMENT
FILTERS
FLUID FLOW
FUEL SYSTEMS
GAS FLOW
HEAT ENGINES
MEASURING INSTRUMENTS
POLLUTION CONTROL EQUIPMENT
330100* - Internal Combustion Engines