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WO/2017/079156A1 |
The muffler for a motorized vehicle includes a housing with an inlet chamber and an outlet chamber, an exhaust inlet, and an exhaust outlet. The muffler includes a first channel with a first noise dampening amount that is within the hous...
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WO/2017/075187A2 |
Described is an acoustic absorbing structure and system provided from a composite material having one or more channels provided therein with each of the one or more channels having an aperture opening onto a surface of the composite mate...
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WO/2017/057340A1 |
Provided is a saddled vehicle (11) comprising an engine (32) that includes a crank case (33), a cylinder block (36) and a cylinder head (37), and that is mounted on a vehicle body frame (21) in a posture in which a cylinder axis (CX) is ...
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WO/2017/045406A1 |
A silencer comprises a silencing structure. The silencing structure comprises a sound absorption supporting body (12); a sound absorption outer layer (11) coated on the outer periphery of the sound absorption supporting body (12); and a ...
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WO/2017/044834A1 |
Examples are disclosed herein that relate to a ventilation system incorporated in a cooking apparatus. One example provides a cooking system including a body supporting a cooking surface, an air duct located within the body, and an air i...
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WO/2017/041980A1 |
An exhaust system for an internal combustion automotive engine, such as a V engine or boxer engine, comprising a left exhaust tract connectable to a left group of cylinders and a right exhaust tract connectable to a right group of cylind...
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WO/2017/042784A1 |
A device and method for silencing noise acoustic waves generated by a source of noise, such as an internal combustion engine. The device comprises a pipe (2) prepared to make the noise acoustic waves circulate through its interior (6); a...
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WO/2017/012839A1 |
The present invention discloses a silencer, including an outer housing; and a central perforated tube through which air flows. The silencer further includes an additional perforated structure located between the central perforated tube a...
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WO/2017/009381A1 |
An exhaust system for an internal combustion automotive engine, comprising: a left exhaust tract connected or to be connected to a left group of cylinder of the internal combustion automotive engine and a right exhaust tract connected or...
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WO/2016/206915A1 |
The invention relates to an exhaust-gas system for a vehicle having an internal combustion engine, comprising a Helmholtz resonator (2) and two exhaust-gas lines (3) extending toward the resonator, wherein the resonator (2) has two neck ...
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WO/2016/201489A1 |
A muffler (10) devised particularly for a small, reciprocating-piston two-stroke internal combustion engine of the type used on unmanned aerial vehicles. The muffler (10) comprises a body (11) incorporating an inlet (13), an outlet (15),...
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WO/2016/198436A1 |
The present disclosure relates to a vehicle exhaust assembly (1) for an internal combustion engine. The vehicle exhaust assembly (1) comprises an exhaust system (3) and an exhaust mounting assembly (4) for mounting the exhaust system (3)...
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WO/2016/200841A1 |
The present invention is an active internal combustion engine exhaust noise reduction system optionally capable of harvesting acoustic energy from the exhaust stream. Salient features include at least one controllably movable reaction el...
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WO/2016/186907A1 |
A vortex flow apparatus including a cylindrical housing that contains a fluid that flows in a swirling circular path. The apparatus may be utilized as a muffler for a combustion engine, a particle separator, or an energy conversion devic...
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WO/2016/177511A1 |
A lithographic apparatus has: - a conduit through which a gas can flow; - a gas mover configured to cause the gas to flow in the conduit; - a wall in contact with the gas in the conduit and defining a membrane aperture therein; and - an ...
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WO/2016/177705A1 |
The invention involves a conduit connection assembly comprising a first conduit part (201) and a second conduit part (401), adapted to be assembled to form a conduit connection delimiting a first fluid conducting volume (VI), characteriz...
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WO/2016/177430A1 |
The invention involves a conduit connection assembly, characterised in that the assembly comprises a first conduit part (201) and a second conduit part (401), adapted to be assembled to form a conduit connection delimiting a fluid conduc...
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WO/2016/169834A1 |
The muffler (1) comprises a main casing (3) and at least one partial casing (7) pressed against the main casing (3), the partial casing (7), in the developed state, having an elongate shape along a longitudinal line (L) and being delimit...
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WO/2016/158891A1 |
[Problem] To reduce noise from an exhaust path of a pneumatic tool. [Solution] In an exhaust path (30) in a housing (16) of a pneumatic tool (10), a silencing member (40) is provided along the longitudinal direction of the exhaust path s...
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WO/2016/150592A1 |
Disclosed is a muffler, in particular an end muffler, for an exhaust system in a vehicle, comprising a muffler housing that has an exhaust intake pipe via which exhaust flows into the muffler housing as well as an exhaust discharge pipe ...
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WO/2016/146740A1 |
The present invention relates to a vehicle control unit (20). The vehicle control unit (20) comprises an input (26) for detecting a start demand and a driving condition. The vehicle control module also comprises a control module (28) arr...
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WO/2016/145244A1 |
Methods and systems for filling a muffler body with a fibrous material prior to completing assembly of the muffler body are disclosed. The muffler body is composed of two half shells and the fibrous material is injected between the shell...
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WO/2016/141106A1 |
Waveguide or flow guide surfaces can improve the efficiency of fluid flow through tubes or over surfaces. When incorporated in a tube, the waveguides improve flow and function as sound absorbers making them useful in engine mufflers, fir...
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WO/2016/137265A1 |
The present invention relates to an apparatus for increasing the flow rate in an engine pipe, and a processing method therefor and, more specifically, to an apparatus for increasing the flow rate in an engine pipe, the apparatus being pr...
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WO/2016/132777A1 |
A muffler, characterized in being provided with: an outer shell member having an inlet and an outlet; an exhaust passage for guiding exhaust gas entering through the inlet to the outlet, the exhaust passage being formed from a plurality ...
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WO/2016/125505A1 |
A sound deadening device 2 has an introduction and damping section 10. The introduction and damping section 10 is provided with: an introduction section 24 for introducing fluid; an expansion chamber 26; and a delivery section 16. The ex...
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WO/2016/121264A1 |
Provided is an exhaust device which has an increased sound deadening effect achieved by suppressing vibration and which has improved part accuracy. An expansion chamber 70 divided into a plurality of chambers is provided within a muffler...
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WO/2016/112419A1 |
The invention relates to a vehicle silencer (1). The vehicle silencer (1) comprises a first housing part (2) having a first outer casing (10) and a second housing part (3) having a second outer casing (21). The vehicle silencer (1) also ...
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WO/2016/111360A1 |
In a link of the present invention, a support body and a valve body are connected in a first arrangement in which a first link-forming member is supported by the support body in a rotatably movable manner and a second link-forming member...
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WO/2016/111326A1 |
An exhaust-channel valve device according to the present invention is provided with a partition plate, a downstream pipe, a valve body, a casing, and a biasing member. The partition plate partitions an exhaust channel in which exhaust ga...
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WO/2016/111921A1 |
Noise attenuating members for use in noise attenuating units for engine systems are disclosed that include a core, having an interior surface defining a hollow inner cavity and a plurality of radial openings, and a porous material dispos...
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WO/2016/103681A1 |
A muffler 1 for an automotive exhaust pipe comprises a circular cylindrical shell body 5 provided with: a circular cylindrical inner shell 2 having a circular transverse cross-section; a circular cylindrical outer shell 3 surrounding the...
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WO/2016/099305A1 |
A system includes an Active Noise Control (ANC) module unit configured to be installed within an air intake or exhaust of a power generation unit. The ANC module unit includes an ANC housing shaped to fit within the air intake or exhaust...
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WO/2016/092142A1 |
Arrangement for treating exhaust gases of an internal combustion piston engine (4) in a marine vessel (1), comprising an exhaust gas channel (12) coupled at its first end (12.1) to the engine (4) and having its second end (12.2) opening ...
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WO/2016/084646A1 |
Provided are a method for determining the disposition position of a spherical joint for coupling exhaust pipes to each other in an exhaust system, and an exhaust system, which enable engine vibrations to be more effectively damped. In th...
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WO/2016/073234A1 |
An exhaust valve assembly (10) comprises a housing (20) having a central axis. A ram assembly (62) moves along a shaft (52) fixed inside a hollow interior (24) of the housing (20). Downstream movement of the ram assembly (62) increases t...
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WO/2016/071112A1 |
Disclosed is an exhaust gas aftertreatment device (10) for an internal combustion engine, especially for a ship diesel engine running on heavy oil, comprising a housing (11), an exhaust gas chamber (12) which is defined by the housing (1...
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WO/2016/066936A1 |
Panel (10) for heat exchange and noise reduction for a turbomachine, in particular of an aircraft, the panel comprising: an external surface (22) intended to be swept by an airflow and from which fins (26) extend along a first and a seco...
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WO/2016/066235A1 |
The invention relates to an emission signature modification device (100) for at least modifying an acoustic signature of an exhaust gas stream (120), comprising an exhaust gas guiding device (110), by way of which the exhaust gas stream ...
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WO/2016/069852A1 |
An exhaust management system for use in a motor vehicle having a muffler and a combustion engine generating an exhaust also has a bypass channel configured to be mounted to bypass the muffler of the exhaust system. The system also has a ...
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WO/2016/062602A1 |
The invention relates to a submarine. Said submarine comprises at least one internal combustion engine having an exhaust gas line. Said exhaust gas line opens into a region of the submarine which terminates, during snorkeling of the subm...
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WO/2016/062950A1 |
The invention relates to a two-stroke exhaust system for an internal combustion engine, provided with at least two cylinders. Each cylinder comprises at least one exhaust outlet controlled by a valve (16a, 16b). The system comprises at l...
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WO/2016/063705A1 |
Provided is an air conditioner muffler that is compact and has little pressure loss. Also provided is an air conditioner equipped with this muffler. The air conditioner muffler is equipped with: a cylindrical muffler main body having at ...
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WO/2016/040431A1 |
Provided acoustic devices include an external housing defining an expansion chamber and a wall extending through and partitioning the expansion chamber into a central chamber and a peripheral chamber adjacent the central chamber, wherein...
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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...
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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...
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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...
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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...
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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...
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WO/2016/026890A1 |
Aspects of the present invention relate to noise modification systems of motor vehicles, and controllers and methods of use thereof.
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