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Match Document Document Title
7617675 Catalyst chamber  
In order to make available an exhaust gas system for a combustion engine with an external housing, which contains at least one rear shell and one front shell, and with a catalyst chamber, in which...
7591345 Angled muffler seam construction and method  
A muffler with enhanced seam strength construction, and method therefor, is provided by shell sidewalls having facing lips extending at an angled direction relative to afterfire explosive force...
7584821 Adjustable helmholtz resonator  
An adjustable Helmholtz resonator assembly is provided having an active state and an inactive state. In the active state the Helmholtz resonator assembly is operable to attenuate pressure...
7581620 Marine muffler with angularly disposed internal baffle  
A marine muffler comprises an elongate cylindrical housing having an inlet and an outlet and defining an internal volume partitioned, by an angularly disposed internal baffle, into a lower chamber...
7562741 Rear muffler assembly  
A rear muffler assembly for an internal combustion engine has a first and a second muffler through which exhaust gases flow and which are separated from one another. The first and second mufflers...
7543683 Vehicle resonator structure and attachment method  
A vehicle resonator structure and attachment method is provided and includes a resonator chamber that has a first intake tube and a first exhaust or outlet tube attached thereto. At least one of...
7527774 Inlet metallic foam support coupled to precious metal catalyst for application on 4 stroke platforms  
The present invention is directed to an improved dual phase muffler for the abatement of reduction of sound and emission pollutants such as hydrocarbons, carbon monoxide, and nitrogen oxides. More...
7527484 Muffler of scroll compressor  
Disclosed herein is a muffler of a scroll compressor. The muffler includes a first muffler having a pair of chambers defined above an outlet of a fixed scroll to communicate with the outlet and a...
7527125 Muffler for an exhaust system  
The present invention relates to a muffler for an exhaust system of an internal combustion engine, including a housing having at least one absorption chamber which is filled with an absorbent...
7506723 Muffler for an exhaust gas system  
The invention relates to a muffler for an exhaust system of an internal combustion engine, consisting a housing having at least one exhaust inlet and at least one exhaust outlet and having at least...
7503427 Muffler  
A muffler is capable of sufficiently reducing flow noise, discharge noise, vehicle noise, and cabin noise, preventing a pressure loss, and improving output power. The muffler has a muffler body, an...
7445083 Automotive muffler  
An automotive muffler includes an external tube consisting of a first widened portion, a first tapering portion, and a first narrow portion, the first widened section having a sealing wall with a...
7438157 Muffler for an exhaust gas system  
A muffler for an exhaust gas system of an internal-combustion engine has an exhaust gas inlet and a first flow pipe arranged inside the muffler and completely penetrating the muffler. A shut-off...
7416052 Exhaust system of internal combustion engine  
In an exhaust system, exhaust manifolds are connected to two banks provided in a V-type engine of a vehicle, respectively, to which front pipes each having a catalytic converter are connected to...
7416050 Gas expansion silencer  
A gas expansion silencer comprising an endpiece for being connected to a source of gas under pressure, and a low-pressure stage comprising two cylindrical portions respectively of smaller diameter...
7407036 Muffler for compact combustion engines  
To provide a muffler for a compact combustion engine, which is simple in structure and effective to sufficiently reduce the temperature of exhaust gases while avoiding contact with an external air,...
7389853 Muffler for an engine  
A muffler suited for use in discharging exhaust gas from an engine. The muffler generally includes a housing that defines a muffler interior, an inlet aperture, and an outlet aperture. A baffle...
7380637 Exhaust-gas muffler  
The invention is directed to an exhaust-gas muffler ( 1 ) of a handheld work apparatus driven by an internal combustion engine. The exhaust-gas muffler ( 1 ) includes a muffler housing ( 2 ) which...
7377359 Device for modulating noise in a motor vehicle  
In a device for noise configuration in a motor vehicle which has an internal combustion engine with at least two gas conduits connected to different cylinders of the engine, the gas conduits are...
7367424 Eccentric exhaust muffler for use with auxiliary power units  
A muffler system is provided for use with an auxiliary power unit. In one embodiment, and by way of example only, the system includes an outer can, an annular baffle, and a tube. The outer can has...
7364013 Shell main body for muffler  
The shell main body for a muffler includes an inner shell in a cylindrical shape with a cross-section of an imperfect circle defined by small arc portions alternating with large arc portions; and...
7350349 Method and device of a particle filter for an exhaust system, silencer including such a device, and a combustion engine driven vehicle  
Method and device for a particle filter for an exhaust system for a combustion engine, wherein the filter is regenerated by spontaneous combustion of particles accumulated in the filter. Exhaust...
7334402 Exhaust system with catalytic converter and motorcycle using the same  
A catalytic converter-incorporated exhaust system is provided, which includes an exhaust tube through which exhaust gases emitted from an engine flow, and a muffler fluidly connected with a...
7328574 Exhaust line and motor vehicle equipped therewith  
The invention concerns an internal combustion engine exhaust line comprising an active noise reduction system with variable choke device, continuously regulated based on the instantaneous discharge...
7316292 Spun extrusion side entry muffler  
By using a spun extrusion method to form a side entry exhaust inlet, a muffler can be completely stuffed and end caps can be spun onto opposing ends of the muffler on a high speed production line...
7296657 Engine exhaust muffler with exhaust emission control function  
A muffler having a muffler body divided into first and second exhaust chambers by a partitioning member which has a third exhaust chamber formed therein. An exhaust inlet introduces exhaust gas...
7293628 Shell main body for muffler  
A cylindrical shell main body constituting a muffler main body is formed of two layers of an inner shell and an outer shell and has a cylindrical shape with a cross section that is not a perfect...
7293627 Active exhaust muffler  
An active exhaust muffler for an exhaust system of an internal combustion engine, having a housing through which a pipe system passes, the pipe system designed to be permeable for airborne sound in...
7287622 Exhaust muffler  
The present specification discloses a muffler for attenuating exhaust noise from an internal combustion engine. The muffler includes a main chamber, an intermediate pipe, a diffuser chamber, a...
7263826 Muffler device with catalysts for improving purifying exhaust gas of nitrogen oxides within a motorcycle exhaust pipe  
A muffler device with catalysts for improving purifying exhaust gas of nitrogen oxides within a motorcycle exhaust pipe comprises a muffler divided into three chambers, a first chamber, a second...
7243757 Exhaust muffler  
An exhaust muffler ( 1 ) invention includes an entry chamber ( 9 ), a resonator chamber ( 15 ), and a baffle chamber ( 23 ) positioned in serial order between an exhaust gas inlet ( 3 ) that lets...
7219764 Exhaust muffler  
A muffler may comprise a casing having an internal volume, an inlet and an outlet, and a diverter plate dividing the internal volume into a first chamber and a second chamber. The diverter plate...
7191868 Combined silencer and spark arrester  
A silencer for silencing exhaust gases includes an acoustic resonator chamber that serves as a spark arrester to trap burning carbon particles and prevent them passing to the atmosphere. The...
7147082 Suction muffler for a reciprocating hermetic compressor  
A suction muffler for a reciprocating hermetic compressor, comprising a hollow body ( 10 ) provided with a gas inlet and a gas outlet ( 12, 14 ), which are respectively in fluid communication with...
7104359 Muffler having a baffle with angled plates  
A muffler having a baffle with angled plates includes a one piece baffle, a container and two end caps. The one piece baffle has at least three different configurations. The baffle preferably has...
7073626 Engine exhaust muffler with guide vanes imparting a successively alternating spiral swirl gas flow  
A muffler has a housing ( 2 ) through which exhaust gas flows and which has at least one housing chamber ( 3, 5 ) and in which deflecting elements ( 13 to 16 ) serving to make the gas swirl are...
7063182 Muffler baffle plate spacer formed from stock material  
A muffler has a pair of spaced baffle plates that each receive a flow tube. The flow tubes have spaced ends such that an intermediate chamber is defined to receive air flow to be dampened. In...
7044266 Exhaust muffler for internal combustion engines  
Performance sound is produced with a muffler that includes a casing with front ( 5, 37 ), rear ( 7, 41 ) and side ( 3, 35 ) walls, first ( 9, 45 ) and second ( 11, 47 ) compartment walls each with...
7040451 Automotive exhaust silencer system with variable damping characteristics  
In a muffler device of a motor vehicle, with a plurality of mufflers and an actuator for changing the flow resistance to the exhaust gases flowing through the mufflers, in order to change the...
7032709 Exhaust-gas muffler  
An exhaust-gas muffler includes a muffler housing ( 2 ) having an inlet opening ( 3 ) and an outlet ( 4 ). The exhaust-gas muffler is especially for the internal combustion engine in a portable...
7004283 Multiple-chambered exhaust muffler  
An exhaust gas muffler of multi-chamber construction includes an outer housing having an upper and lower half shell, an inner shell, and an inner exhaust gas duct through the exhaust gas muffler....
6983820 Noise and vibration suppressors  
In order to form a noise suppressor in a hose of e.g. a motor vehicle, modular portions are connected in series to define suppression chambers with particular noise suppression characteristics....
6978605 Exhaust emission control system for engine  
In an exhaust emission control system for an engine, comprising an exhaust emission control catalyst disposed in an exhaust muffler whose inside is divided into a plurality of chambers, at least a...
6968922 Exhaust apparatus for vehicle  
An exhaust apparatus for a vehicle includes a spark arrester having a tubular spark arrester body assembled on a rear portion of a muffler connected to an exhaust pipe. A tail pipe is inserted in...
6959782 Tuned exhaust system for small engines  
A tuned exhaust system for small two cylinder engines, the exhaust system including a pair of exhaust passage through which exhaust gasses pass. The exhaust passages are dimensioned to providing a...
6955043 Muffler assembly  
A muffler assembly for an internal combustion engine of a portable handheld work apparatus such as a motor-driven chain saw, cutoff machine or the like includes an exhaust-gas muffler ( 1 ) which...
6948585 Acoustic wave attenuator for a rail  
An actuator rail assembly for conveying an actuating fluid under pressure to at least one fuel injector includes an elongate fluid passageway ( 18 ) being defined in a rail ( 12 ). A fluid inlet...
6938729 Exhaust gas system  
An exhaust gas system for an internal combustion engine, in particular, of a motor vehicle has two mufflers through which the exhaust gas is able to flow in a parallel fashion. A switching unit...
6915877 Muffler device  
A muffler device, in one preferred embodiment, having four barriers therein. Each barrier functions to form an within which the exhaust stream can be partitioned and redirected. Eventually, the...
6905002 Acoustic wave attenuator for a rail  
An actuator rail assembly for conveying an actuating fluid under pressure to at least one fuel injector, include an elongate fluid passageway being defined in a rail. A fluid inlet port is in fluid...
Matches 1 - 50 out of 352 1 2 3 4 5 6 7 8 >