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Class Information
Number: 181/228
Name: Acoustics > Sound-modifying means > Muffler, fluid conducting type > With exhaust pipe
Description: Subject matter comprising an attenuating fluid conducting device in combination with an additional pipe (i.e., exhaust pipe) connected to the exhaust outlet of the attenuating device.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
6988576 Running gear of saddle-riding-type vehicle Jan. 24, 2006
6913111 Mountable discharge pipe for an end muffler as well as an end muffler for motor vehicle Jul. 5, 2005
6892852 Exhaust housing part of a motor vehicle, particularly for an exhaust muffler or an exhaust gas catalyst May. 17, 2005
6868939 Exhaust silencer system Mar. 22, 2005
6863154 Vibration absorbing apparatus for exhaust system of engine Mar. 8, 2005
6854561 Hanger systems and methods Feb. 15, 2005
6832665 Exhaust gas muffler Dec. 21, 2004
6810992 Sound producing vehicle exhaust system Nov. 2, 2004
6802387 Muffler with external water trap Oct. 12, 2004
6799657 Absorptive/reactive muffler for variable speed compressors Oct. 5, 2004
6799423 Adjustable exhaust system for internal combustion engine Oct. 5, 2004
6715581 Exhaust pipe and muffler for motorcycle that does not heat discolor Apr. 6, 2004
6702062 Exhaust system for automobile engine Mar. 9, 2004
6675933 Exhaust system for motorcycle Jan. 13, 2004
6668972 Bumper/muffler assembly Dec. 30, 2003
6648099 Exhaust pipe and muffler for motorcycle that does not heat discolor Nov. 18, 2003
6640927 Auxiliary silencer system for all terrain vehicles Nov. 4, 2003
6637537 Dual stack exhaust system Oct. 28, 2003
6633646 Method and apparatus for controlling exhaust noise Oct. 14, 2003
6598390 Easily controlled exhaust pipe Jul. 29, 2003
6595318 Double-walled tail pipe for an exhaust pipe of a motor vehicle exhaust system Jul. 22, 2003
6591935 ATV stealth exhaust system Jul. 15, 2003
6582835 Coated ferrite stainless steel sheet usable in the automobile exhaust sector Jun. 24, 2003
6546722 Engine exhaust assembly for a motorcycle Apr. 15, 2003
6543575 Double-walled structure and connection arrangement Apr. 8, 2003
6508635 Exhausting spring structure for high-pressure discharging pipe of compressor Jan. 21, 2003
6464036 Air intake silencer Oct. 15, 2002
6431311 Muffler with interchangeable outlet tips Aug. 13, 2002
6408980 Exhaust pipe and muffler for motorcycle that does not heat discolor Jun. 25, 2002
6405826 Hanger with swivel arm Jun. 18, 2002
6387535 Sheet having a multilayer structure May. 14, 2002
6382347 Exhaust muffler for an internal combustion engine May. 7, 2002
6381956 Exhaust system tuned for performance with shared wall May. 7, 2002
6343673 Turbine exhaust structure for vehicle Feb. 5, 2002
6336471 Flow system for enhancing undirectional fluid flow Jan. 8, 2002
6260659 Silencer for internal combustion engine Jul. 17, 2001
6241044 Exhaust silencer and communicating pipe thereof Jun. 5, 2001
6220387 Exhaust muffler Apr. 24, 2001
6193004 Motorcycle exhaust system Feb. 27, 2001
6155379 Silencing member for mufflers and method of manufacturing the silencing member Dec. 5, 2000
6134885 Exhaust system tuned for performance with shared wall Oct. 24, 2000
6135237 Stamp-formed muffler Oct. 24, 2000
6085863 Exhaustion pipe structure Jul. 11, 2000
6070695 Silencer Jun. 6, 2000
6072880 Modular active silencer with port dish Jun. 6, 2000
6062268 Tube element with one metal bellows May. 16, 2000
6052991 Arrangement for interconnecting two pipe sections in a motor vehicle exhaust system Apr. 25, 2000
6026930 Exhaust apparatus of vehicles Feb. 22, 2000
5969299 Exhaust system for vehicle Oct. 19, 1999
5929398 Muffler device Jul. 27, 1999

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