Induction system with E. G. R

Patent · Tue Mar 14 04:00:00 EST 1989

OSTI ID:6101763

Kurahashi, T

This patent describes an induction system for an internal combustion engine comprising a first plenum chamber, a first series of runners extending from the first plenum chamber to a first series of combustion chamber intakes, a second plenum chamber, a second series of runners communicating the chamber with a second series of combustion chamber intakes, a common air inlet for the plenum chambers communicating at one end with the atmosphere and having an outlet end, means for communicating the air inlet outlet end with each of the plenum chambers for introducing an air charge to the engine combustion chambers through the plenum chambers, a throttle valve in the common air inlet for controlling the flow of air into the plenum chamber, an exhaust system for receiving engine exhaust gases, and means for recirculating a portion of the engine exhaust gases back to the combustion chambers including an E.G.R. outlet discharging directly into the common air inlet.

• Assignee: Yamaha Hatsudoki Kabushiki Kaisha, Iwata
• Patent Number(s): US 4811697
• OSTI ID: 6101763
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
AIR FLOW
COMBUSTION CHAMBERS
CONTROL EQUIPMENT
DESIGN
ENGINES
EQUIPMENT
EXHAUST SYSTEMS
FLOW REGULATORS
FLUID FLOW
GAS FLOW
HEAT ENGINES
INTAKE STRUCTURES
INTERNAL COMBUSTION ENGINES
MECHANICAL STRUCTURES
VALVES