Exhaust processor with variable tuning system

Details Exhaust processor with variable tuning system Exhaust processor with variable tuning system

2005-07-12

2005-07-12

Martin, Edgardo San (Department: 2837)

Acoustics

Sound-modifying means

Muffler, fluid conducting type

C181S241000, C181S271000, C181S277000, C060S312000, C060S322000, C060S324000

Reexamination Certificate

active

06915876

ABSTRACT:
An exhaust processor comprises a Helmholtz resonance chamber with a variable tuning throat. The tuning frequency of the exhaust processor changes as the outlet opening from the variable tuning throat into the Helmholtz resonance chamber changes.

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European Search Report and Annex Thereto (2 pages).

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