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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 5913295 |
Combination air cleaner fluid reservoir |
Jun. 22, 1999 |
| 5907134 |
Air gap-insulated exhaust pipe and process for manufacturing same |
May. 25, 1999 |
| 5901754 |
Flexible fluid conduit element with a metal bellows |
May. 11, 1999 |
| 5824970 |
Marine engine silencer having internal apertured baffle and weir plate |
Oct. 20, 1998 |
| 5720319 |
Cast in joint of aluminum tailspout and stainless steel exhaust pipe |
Feb. 24, 1998 |
| 5718045 |
Silencer and process for producing the same |
Feb. 17, 1998 |
| 5663537 |
Assembly of an exhaust pipe unit and a muffling device |
Sep. 2, 1997 |
| 5633482 |
Motorcycle exhaust system |
May. 27, 1997 |
| 5627351 |
Spark arrester for an exhaust unit of a vehicle |
May. 6, 1997 |
| 5611409 |
Exhaust muffler for small internal combustion engine |
Mar. 18, 1997 |
| 5608194 |
Exhaust pipe structure for a motorcycle |
Mar. 4, 1997 |
| 5574264 |
Active exhaust-noise attenuation muffler |
Nov. 12, 1996 |
| 5571242 |
Engine airflow system and method |
Nov. 5, 1996 |
| 5502283 |
Muffler |
Mar. 26, 1996 |
| 5449866 |
Arrangement for damping sound in a pipe system |
Sep. 12, 1995 |
| 5446790 |
Intake sound control apparatus |
Aug. 29, 1995 |
| 5442148 |
Exhaust muffler for outboard motors |
Aug. 15, 1995 |
| 5434374 |
Detachable filter and muffler device |
Jul. 18, 1995 |
| 5428194 |
Narrow width stamp formed muffler |
Jun. 27, 1995 |
| 5399817 |
Muffler |
Mar. 21, 1995 |
| 5388408 |
Exhaust system for internal combustion engines |
Feb. 14, 1995 |
| 5371331 |
Modular muffler for motor vehicles |
Dec. 6, 1994 |
| 5306881 |
Exhaust silencer with spark arrester |
Apr. 26, 1994 |
| 5290974 |
Tab and notch locator for exhaust systems |
Mar. 1, 1994 |
| 5224739 |
Device for connecting a tailpipe to an exhaust pipe |
Jul. 6, 1993 |
| 5058703 |
Automotive exhaust noise attenuator |
Oct. 22, 1991 |
| 5054185 |
Method of fabricating double pipe |
Oct. 8, 1991 |
| 5004069 |
Stamp formed muffler with transverse baffle tube |
Apr. 2, 1991 |
| 4998597 |
Insulated exhaust pipe attachment means |
Mar. 12, 1991 |
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