F - Mech Eng,Light,Heat,Weapons – 01 – N
Patent
F - Mech Eng,Light,Heat,Weapons
01
N
172/38
F01N 1/02 (2006.01) F01N 13/18 (2010.01) F01N 1/08 (2006.01) F01N 1/10 (2006.01) F01N 13/02 (2010.01)
Patent
CA 1231898
ABSTRACT A reverse type silencer (10) comprises a pair of cylindrical portions (12,14) in which their meeting ends are pinched and overlapped. A resonance silencer (12) is located behind the silencer (10) and has a plurality of notches 24 arranged spirally. Shells (26, 30) are provided for the silencer. Sound waves entering into the silencer are reflected and attenuated resulting in dampening of noise before emission.
471498
Exhaust International (proprietary) Limited
Gowling Lafleur Henderson Llp
LandOfFree
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