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Class Information
Number: 181/243
Name: Acoustics > Sound-modifying means > Muffler, fluid conducting type > With repair, replacement, or quick disassembly
Description: Subject matter having means to facilitate the repair of damaged parts or elements of the muffling device.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8622167 Component for motor vehicles and method for its production Jan. 7, 2014
8430198 Muffler mounting structure of vehicle and straddle-type four-wheeled vehicle provided with the same Apr. 30, 2013
8104571 External cylinder and silencer provided with the external cylinder Jan. 31, 2012
8051948 Silencer apparatus with disposable silencer cartridge unit Nov. 8, 2011
8002080 Removable exhaust baffle Aug. 23, 2011
7926615 Method of making an exhaust-noise attenuation muffler, and exhaust-noise attenuation muffler Apr. 19, 2011
7913811 Muffler and corresponding manufacturing process Mar. 29, 2011
7878299 Silencer apparatus with disposable silencer cartridge unit Feb. 1, 2011
7878300 Integrated modular exhaust system Feb. 1, 2011
7775321 Muffler structure Aug. 17, 2010
7669694 Muffler for vehicle Mar. 2, 2010
7631725 Exhaust system Dec. 15, 2009
7600606 Silencer tube with internal stepped profile Oct. 13, 2009
7350619 Auxiliary power unit exhaust duct with muffler incorporating an externally replaceable acoustic liner Apr. 1, 2008
7293629 Exhaust apparatus for small-sized engine Nov. 13, 2007
7261755 Heat-resistant filter layer, filter body, and process for producing the filter layer and the filter body Aug. 28, 2007
7240767 Fixing structure of tail pipe of exhaust pipe Jul. 10, 2007
7100736 Serviceable muffler Sep. 5, 2006
6983820 Noise and vibration suppressors Jan. 10, 2006
6968922 Exhaust apparatus for vehicle Nov. 29, 2005
6913111 Mountable discharge pipe for an end muffler as well as an end muffler for motor vehicle Jul. 5, 2005
6837335 Replaceable catalyst for exhaust system Jan. 4, 2005
6585078 Muffler insert Jul. 1, 2003
6575267 Exhaust component having multiple-plated outer shell Jun. 10, 2003
6543577 Silencer Apr. 8, 2003
6470998 Modular muffler with end plate adaptors and spark arresters Oct. 29, 2002
6457551 Replaceable muffler structure with an adjustable length Oct. 1, 2002
6438949 Cover member attachment structure Aug. 27, 2002
6415889 Stamped-formed muffler apparatus and assembly process Jul. 9, 2002
6405827 Lock seam for canisters Jun. 18, 2002
6345687 Tube end closure Feb. 12, 2002
6109387 Silencer for gas discharge devices Aug. 29, 2000
6053276 Muffler packing method with injection of cartrided continuous filament fiberglass Apr. 25, 2000
6044926 Muffler for small general-purpose engine Apr. 4, 2000
6022254 Exhaust system for inboard/outboard marine propulsion system Feb. 8, 2000
5880413 Assembly for mounting of a muffler; combination and method Mar. 9, 1999
5832726 Internal combustion engine assembly Nov. 10, 1998
5816361 Exhaust mufflers with stamp formed internal components and method of manufacture Oct. 6, 1998
5817991 Connecting structure for connecting holding bracket to muffler Oct. 6, 1998
5717173 Exhaust mufflers with stamp formed internal components and method of manufacture Feb. 10, 1998
5683277 Intake device in engine for outboard engine system Nov. 4, 1997
5611409 Exhaust muffler for small internal combustion engine Mar. 18, 1997
5542824 Refrigerant compressor having interconnected muffler section Aug. 6, 1996
5477015 Vehicular muffler with improved mechanical lock joints Dec. 19, 1995
5434374 Detachable filter and muffler device Jul. 18, 1995
5399817 Muffler Mar. 21, 1995
5373119 Exhaust muffler for internal combustion engine Dec. 13, 1994
5332873 Motor vehicle muffler Jul. 26, 1994
5302783 Resonator Apr. 12, 1994
5290974 Tab and notch locator for exhaust systems Mar. 1, 1994

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