Large, high R. P. M. diesel engine exhaust muffler

Patent · Tue Aug 12 00:00:00 EDT 1986

OSTI ID:5431185

Harris, T R; Harris, R T

An internal combustion engine muffler is described which includes: a. an elongated housing having a curvilinear side wall, an inlet end wall formed with a first inlet opening, and an outlet end wall formed with a first outlet opening; b. an inlet tube connected to the inlet end wall and communicating with the first inlet opening in the inlet end wall; c. an outlet tube communicating with the first outlet opening in the outlet end wall; d. a first internal reflection wall axially spaced downstream from the inlet end wall forming a close fit with the curvilinear side wall and formed with a pluralty of large tube openings; e. a second internal reflection wall spaced between the inlet end wall and the first internal reflection wall forming a close fit with the curvilinear side wall and formed with a first edge echo orifice opening therethrough and a second inlet tube opening; f. the inlet tube communicates with the second inlet tube opening in the second internal reflection wall; g. a bulkhead wall axially spaced downstream from the first internal reflection wall forming a close fit with the curvilinear side wall and formed with a plurality of large tube openings axially aligned with the large tube openings in the first internal reflection wall.

• Assignee: NOV; NOV-85-020278; EDB-86-158398
• Patent Number(s): US 4605092
• OSTI ID: 5431185
• Resource Relation: Patent File Date: Filed date 18 Jan 1985
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
DIESEL ENGINES
EXHAUST SYSTEMS
NOISE POLLUTION CONTROL
ACCELERATION
GAS FLOW
ORIFICES
PIPES
POSITIONING
PULSES
REFLECTION
ROTATION
SPACE DEPENDENCE
VELOCITY
VORTEX FLOW
WALLS
CONTROL
ENGINES
FLUID FLOW
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
MOTION
OPENINGS
POLLUTION CONTROL
330102* - Internal Combustion Engines- Diesel