Muffler for exhaust gas

Abstract

A muffler with a housing having an inlet, an outlet, and at least one chamber is provided with a cleaning member that is disposed in the chamber. The cleaning member is movable relative to the housing.

1 . A muffler for exhaust gas, comprising: 
 a housing having an inlet, an outlet, and at least one chamber; and    a cleaning member that is disposed in said at least one chamber, wherein said cleaning member is movable relative to said housing.    
   
   
       2 . A muffler according to  claim 1 , wherein said cleaning member is freely movable in said at least one chamber.  
   
   
       3 . A muffler according to  claim 1 , wherein said cleaning member is guided in said at least one chamber with play.  
   
   
       4 . A muffler according to  claim 3 , wherein an outer surface of said cleaning member is guided with play against an inner wall of said at least one chamber.  
   
   
       5 . A muffler according to  claim 1 , wherein a spark arrestor is disposed at an outlet out of said at least one chamber.  
   
   
       6 . A muffler according to  claim 5 , wherein said spark arrestor has a cylindrical configuration, and wherein said cleaning member is guided with play on a periphery of said spark arrestor.  
   
   
       7 . A muffler according to  claim 6 , wherein a play of an outer surface of said cleaning member relative to an inner wall of said at least one chamber is greater than said play of said cleaning member relative to said spark arrestor.  
   
   
       8 . A muffler according to  claim 5 , wherein said cleaning member is movable relative to said spark arrestor in a peripheral direction of said spark arrestor.  
   
   
       9 . A muffler according to  claim 5 , wherein said cleaning member is movable in an axial direction of said spark arrestor.  
   
   
       10 . A muffler according to  claim 5 , wherein said cleaning member is a coil spring.  
   
   
       11 . A muffler according to  claim 1 , wherein said cleaning member is a ring.  
   
   
       12 . A muffler according to  claim 11 , wherein said ring is provided with a slot.  
   
   
       13 . A muffler according to  claim 11 , wherein said cleaning member is provided with at least one opening or aperture.  
   
   
       14 . A muffler according to  claim 1 , wherein said housing is formed of two half shells, wherein a partition is disposed between said half shells and wherein said partition separates a first chamber from a second chamber.  
   
   
       15 . A muffler according to  claim 14 , wherein a third half shell is disposed on said partition, and wherein said third half shell forms a third chamber with said partition.  
   
   
       16 . A muffler according to  claim 15 , wherein a spark arrestor is disposed at an outlet out of said third chamber.