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Patent Searching and Data


Matches 101 - 150 out of 14,722

Document Document Title
WO/2016/040543A1
A vehicle exhaust system component includes an exhaust tube defining an exhaust gas flow path, a side branch tuning tube connected to the exhaust tube at an interface, and a porous structure associated with the exhaust tube to reduce noi...  
WO/2016/038580A1
A method for producing a tubular element (1) that can be installed in parts/components of a vehicle provided with an internal combustion engine to acoustically and/or thermally insulate said parts/components; the method comprises the ste...  
WO/2016/026778A1
The invention relates to an exhaust gas aftertreatment device (3) for a motor vehicle, consisting of a housing (3.1) with an inlet (3.2) and an outlet (3.3). At least one exhaust gas treatment unit (2) with a cartridge (1a, 1b) is provid...  
WO/2016/028974A1
A fluid-conduit collector (20, 20.x, 20a, 20b) spans across a plurality of collector-inlet interface structures (24, 24.1, 24.2, 24.3, 24', 24") and at least one fluidic diode element (26, 26.1, 26.2, 26.3, 26', 26"). A branch inlet port...  
WO/2016/026889A1
Aspects of the present invention relate to an active noise system, a controller for an active noise system, a method and a hybrid electric vehicle. The invention relates to use of an active noise system for providing noise when an ICE is...  
WO/2016/026890A1
Aspects of the present invention relate to noise modification systems of motor vehicles, and controllers and methods of use thereof.  
WO/2016/020159A1
A sound suppression apparatus for installation inside a gas transport duct is provided. The sound suppression apparatus comprises a resistive sound-absorbing element (110) and a housing providing a reactive sound-attenuating element (130...  
WO/2016/020851A1
A method for producing a sound-deadening and/or thermally insulating insert (1) that can be installed in a vehicle; the method comprises the steps of providing a forming casing (5) having at least one outer perforated wall (8) and compri...  
WO/2016/021166A1
Provided is a CPAP device that is kept small and lightweight and that also reduces air outflow noise. The present invention comprises: a blowing unit (10) into which is built a turbo fan (50) that draws in and sends out air, and in which...  
WO/2016/023025A2
Systems, methods and apparatus are disclosed that include an exhaust system and an air source external to the exhaust system that is configured to force additional air into the exhaust stream downstream of the engine and aftertreatment s...  
WO/2016/021165A1
Provided is a CPAP device that is small and lightweight and that also sufficiently reduces inflow noise. The present invention comprises: a housing (11) that has an air inflow port (11a) and an air outflow port (11b); a turbo fan (50) th...  
WO/2016/015791A1
The invention relates to an exhaust gas system (1) for an internal combustion engine, comprising a first exhaust gas line (4) opening into a first muffler (6) and a second exhaust gas line (5) opening into a second muffler (7) provided f...  
WO/2016/005489A3
The invention relates, in particular, to an attenuation device intended for attenuating sound waves generated by a source (1) emitting sound waves of which the frequencies are between f1 and f2 and of which the pressure levels are betwee...  
WO/2016/007609A1
The apparatus for attenuating noise from engine exhaust includes a first tube having an input end which receives the engine exhaust from the engine, and an output end which outputs the engine exhaust. The apparatus further includes a sec...  
WO/2016/005580A1
The invention relates to a sound system (1) for a motor vehicle exhaust gas system (2) for emitting emulated engine sounds, comprising at least one loudspeaker (1.1) and at least one housing (1.2) accommodating at least one loudspeaker (...  
WO/2015/193241A1
The invention relates to an exhaust-gas module A for an internal combustion engine 9.1, which exhaust-gas module has a base housing 1 having a first side wall 1.5, at least one second side wall 1.6, an inlet 1.1 for connection to the int...  
WO/2015/192926A1
The invention relates to a mixing device (1) of an exhaust gas purification system of a motor-vehicle internal combustion engine for mixing urea solution with exhaust gas of the internal combustion engine, comprising: a straight circular...  
WO/2015/189463A3
A monitoring system (2) for a gas engine (1), the engine (1) is a reciprocating internal combustion engine using gas as fuel, the engine (1) is connected to an outlet channel (3) for conducting the exhaust gases out of the engine (1), th...  
WO/2015/182443A1
 A silencer is provided with: an inlet (15) into which a fluid flows; a casing (14) provided with a plurality of sound attenuators (21, 22) arranged inside along the flowing direction of the fluid; a first partition (23) provided with ...  
WO/2015/182426A1
In order to simplify the internal structure of a muffler, and to improve silencing performance while keeping the muffler from becoming larger, this vehicle exhaust pipe structure is provided with an exhaust pipe (45) connected to the eng...  
WO/2015/180809A1
Disclosed is an exhaust-gas after-treatment device (10) for an internal combustion engine, in particular for a ship's diesel internal combustion engine that is operated with heavy oil, said device comprising: a housing (11) through which...  
WO/2015/172984A1
A modular system for constructing an exhaust gas aftertreatment device (2) comprises at least one exhaust gas aftertreatment component (4); at least one inlet pipe (6); at least one outlet pipe (8); at least one first side wall (10); at ...  
WO/2015/172910A1
The invention relates to an exhaust system for internal combustion engines having an exhaust tract, which has at least one first flow path and a second flow path for an exhaust gas stream, wherein the first and the second flow path exten...  
WO/2015/166707A1
This muffler is equipped with: a case; an inlet pipe for introducing exhaust gas into the case; and an outlet pipe for discharging the exhaust gas from the inside of the case. A lid part is disposed at an exhaust-gas-inflow-side opening ...  
WO/2015/155759A1
A sound-attenuating muffler having a muffler housing with a volume displacement to engine displacement ratio of less than 8:1 and a width to height ratio between 1.05:1 - 3.5:1. The muffler also includes a partition configured to divide ...  
WO/2015/152858A1
A vehicle exhaust system includes an exhaust component having an outer surface and an inner surface that defines an internal exhaust component cavity. At least one hole is formed in the exhaust component to extend through a wall of the e...  
WO/2015/150572A1
In a method of influencing the exhaust noise of a motor vehicle, a control unit generates noise package signals (C), the control unit transmits the noise package signals (C) individually or so as to superimpose a basic signal (B) to a lo...  
WO/2015/137957A1
An adaptive valve assembly includes a pipe defining a passageway for conducting engine exhaust gases, a pivot shaft supported by the pipe, and a valve body coupled to the pivot shaft. The valve body is moveable between an open position w...  
WO/2015/132205A1
The invention relates to an exhaust gas muffler 1 of an internal combustion engine, comprising a muffler housing 1.3 having an exhaust gas inlet 1.1 and an exhaust gas outlet 1.2 and comprising a first Helmholtz resonator 2 made of a fir...  
WO/2015/128051A1
The invention relates to an arrangement of at least two exhaust pipes on a silencer (10), which has a silencer chamber (12), of an exhaust system (100) for a motor vehicle. The silencer (10) has an inlet pipe (30) with a first length reg...  
WO/2015/128816A3
A muffler for an exhaust system of an internal combustion engine having a muffler body, a first chamber defined in the muffler body, a second chamber disposed at least in part in the first chamber, and a third chamber disposed at least i...  
WO/2015/128816A2
A muffler for an exhaust system of an internal combustion engine having a muffler body, a first chamber defined in the muffler body, a second chamber disposed at least in part in the first chamber, and a third chamber disposed at least i...  
WO/2015/121608A1
A discharge muffler for a compressor is constructed as an inner duct extending inside an outer duct, the inner duct being open at each end and the outer duct being open only at the muffler inlet. The inner duct has a plurality of holes c...  
WO/2015/115144A1
A catalyst case (6) has a case body (60) having an exhaust passage (60c) and also has first and second oxidation catalysts (61, 62) arranged in the exhaust passage (60c) of the case body (60). The first and second oxidation catalysts (61...  
WO/2015/111705A1
A muffler is provided with a shell, a pipe, and a separator for partitioning the space inside the shell; the separator has a concave part that, together with the shell, forms an insertion space allowing the pipe to pass through when the ...  
WO/2015/109641A1
A catalyst muffler, comprising a muffler body (1) provided with an exhaust passage (2), an exhaust gas outlet (3) and an exhaust port (5); a negative pressure air indraft hole (4) is disposed on the side wall of the exhaust passage (2). ...  
WO/2015/111480A1
A valve device for an exhaust flow passage is provided with a toggle mechanism. In the valve device, a support-side link member and a valve-side link member constitute: a first stopper mechanism configured so that a first support-side st...  
WO/2015/104998A1
An exhaust muffler comprising: an inside pipe-shaped member forming part of an exhaust flow path for an internal combustion engine; and an outside pipe-shaped member configured so as to cover the outside of the inside pipe-shaped member,...  
WO/2015/103966A1
Disclosed is a dust collector, comprising an air duct (1) and a silencing tube (2), wherein the silencing tube (2) is mounted inside the dust collecting air duct (1); the silencing tube (2) has an open end (22) and a closed end (24); the...  
WO/2015/098148A1
Provided are a muffler capable of achieving a sound wave attenuation effect more suitably, and a muffling apparatus with the same. The muffler is installed on the wall surface of a duct through which gas flows. The muffler has a front su...  
WO/2015/092269A1
The invention relates to an power storage unit (5), including a housing (21) and a battery pack (6) accommodated in said housing (21), as well as an air passageway (7) passing through said housing (21) such as to be able to guide an air ...  
WO/2015/095127A1
The present disclosure relates to a controller apparatus for controlling the condition of an exhaust gas stream. The controller apparatus includes an exhaust detection module that is structured to detect a condition of an exhaust gas str...  
WO/2015/087779A1
A manufacturing method for a separator is provided with: a first step for removing, from a plate material in which a separator forming part in the plate material and another separator forming part adjacent thereto are disposed such that ...  
WO/2015/083380A1
An air-cooled engine includes a muffler (8) that is attached to an exhaust port of a cylinder (2) and a fan case (9) that houses a cooling fan (18), and a cylinder cooling room (34) is formed by a cylinder cover that houses the cylinder ...  
WO/2015/072271A1
This valve device for an exhaust gas passage is equipped with: a support; a valve body that is pivotably supported by the support and opens/closes an exhaust gas passage; a biasing member that biases the valve body in the valve-closing d...  
WO/2015/054558A1
An apparatus and method for attenuating sound from an engine exhaust. The relative lengths of the expansion chambers and other components within the apparatus provide a quadruple tuning effect which attenuates sound over a wide frequency...  
WO/2015/043641A1
The invention relates to a suction device comprising a fan device (32) for generating a suction air flow and an air conducting device (38) having at least one flow deflection element (46) comprising an inlet tube (52) and an outlet tube ...  
WO/2015/040955A1
A muffler (10) is a wound muffler formed by inserting a silencing device (20) into a main body part (11) formed in a tubular shape. The silencing device (20) is provided with an expansion part (30) that is expandable in the axial directi...  
WO/2015/033215A1
The invention relates to a silencer unit (1) for a heat recovery ventilation (HRV) unit for providing supply air, preferably outside air (fresh air), to an apartment or parts thereof and for removing return air, preferably exhaust air (u...  
WO/2015/033213A1
The invention relates to a silencer duct (2, 4) in a silencer unit (1) for a heat recovery ventilation (HRV) unit for providing supply air, preferably outside air (fresh air), to an apartment or parts thereof and for removing return air,...  

Matches 101 - 150 out of 14,722