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Patent Searching and Data


Matches 1 - 50 out of 14,707

Document Document Title
WO/2018/090124A1
A substantially metal-free exhaust subsystem includes an exterior housing formed of polymer; and a pipe formed of a layered fibers formed at least partially of glass, and bound by an inorganic binder. The fibers may be glass or ceramic, ...  
WO/2018/086971A1
An exhaust system (14) for a vehicle (10) having an engine (12) comprises: an exhaust pipe arrangement (38) defining a flow path for exhaust gas from a source of exhaust in the engine (12); and a sound transmission device (40) having at ...  
WO/2018/088231A1
The muffler 1 comprises: an expansion part 20 having a discharge port 22 and defining an expansion chamber 21 therein; an acoustic element having a finite-length guide tube 10 defining a guide chamber 11 therein; a connection part 30 pro...  
WO/2018/083650A1
A muffler (4) for motor vehicles comprising an intake pipe (8) of the exhaust gases that separates, at a fork (10), into a main pipe (12) and a secondary pipe (16), a muffler body (24) which delimits an expansion volume (28) and houses a...  
WO/2018/067321A1
Methods of and systems for filling a muffler body with a fibrous material prior to completing assembly of the muffler body are disclosed. The methods and systems prevent or otherwise reduce undesired migration of the fibrous material wit...  
WO/2018/061120A1
Provided is an exhaust device for a saddled vehicle, the exhaust device being configured such that, even if an exhaust pipe which has a catalyst containing pipe provided at the downstream end thereof is mounted at an angle of tilt relati...  
WO/2018/062256A1
This exhaust device (20) of an internal-combustion engine (2) is provided with a silencer (20A) having a double-tube structure, and an exhaust pipe (30). An inner tube (21) and an outer tube (22) are in contact with one another. The exha...  
WO/2018/056739A1
A silencer and a method for maintaining and repairing the silencer are provided. The silencer comprises: a hollow housing coupled to a noise generation portion; and a sound-absorbing device disposed inside the housing and extending in th...  
WO/2018/052261A1
The present invention relates to a vehicle exhaust improvement unit comprising: a conical tubular part, which is inserted into an exhaust pipe connected to a vehicle engine unit, has an external diameter gradually expanding from a front ...  
WO/2018/034891A1
A snap-action valve assembly for an exhaust system is provided that includes a first conduit and a second conduit that are joined to together to define an exhaust passageway. A valve flap is disposed within the exhaust passageway for con...  
WO/2018/033300A1
Sound attenuator (1) for a compressed-air system, in particular a pneumatic suspension system, for damping compressed-air discharge flows from the pneumatic compressed-air system proceeding from a pressure side (6) to an atmospheric side...  
WO/2018/035434A1
In one aspect, a system is provided and includes an engine including an exhaust valve, an exhaust manifold downstream of the exhaust valve and a muffler downstream of the exhaust manifold. The system also includes a catalyst positioned d...  
WO/2018/034888A1
A snap-action valve assembly for an exhaust system and a method for manufacturing the same is provided. The valve assembly includes a first conduit and a second conduit that is partially received in the first conduit. A valve flap is dis...  
WO/2018/029864A1
This muffler is provided with a housing, a separator, an exhaust introduction part, an exhaust discharge part, and a guidance part. The housing is formed so as to have a space therein. The separator partitions the space inside the housin...  
WO/2018/029865A1
This muffler is provided with a housing, an exhaust introduction part, and an exhaust discharge part. The exhaust discharge part is open, and is provided with an exhaust inlet part formed so as to serve as an inlet for exhaust. The exhau...  
WO/2018/019650A1
The invention relates to a silencer (1) for single-cylinder diesel engines with an integrated oxidation catalyst, such that the silencer is connected to the cylinder head of the engine, that the silencer housing is divided into two chamb...  
WO/2018/022559A1
A timbre scaled internal combustion exhaust system includes: an inlet collector including a single entrance duct at a first end of the collector in fluid communication with an exhaust flow from an internal combustion engine and an exit d...  
WO/2018/008432A1
A golf car 10 includes an engine 114. A cylinder body 118 is covered with a shroud 132, and a muffler 128 is covered with a muffler cover 138 which is in communication with the shroud 132. A silencer 184 is provided at the discharge open...  
WO/2017/220675A1
A conduit (14) for reducing noise associated with gas conveyed by the conduit (14), the conduit (14) comprising a conduit assembly (52) which defines at least two sets (68a, 68b, 68c, 68d) of apertures (58a, 58b, 58c, 58d), wherein each ...  
WO/2017/223077A1
The technology described in this document can be embodied in a computer-implemented method that includes receiving a portion of a feedback signal of an active noise control (ANC) system, and processing the portion of the feedback signal ...  
WO/2017/217493A1
Provided are a valvetrain and a mechanical lash adjuster with which it is possible to automatically and reliably adjust a valve clearance. This valvetrain includes: a cam (19a); a valve (10) that is biased in a valve-closing direction by...  
WO/2017/201576A1
The invention is directed to a controller for a vehicle exhaust valve. The controller comprises a vehicle interface for determining a live value for an operating parameter of a vehicle, a recording module being configured to, upon activa...  
WO/2017/194677A1
The invention relates to a method for producing a molded part from glass fiber and/or mineral fiber material with an inorganic binder. The inorganic binder is cured using electromagnetic radiation in order to form the molded part. The to...  
WO/2017/191293A1
A sound damping device comprises a first flow channel device (4) and a second flow channel device (6) separated from one another in the elongation of said first and second flow channel devices (4, 6) by at least one intermediate wall (8;...  
WO/2017/191677A1
A silencer is provided with a casing and an exhaust pipe. The exhaust pipe is positioned upstream of the casing, forms an exhaust flow path to guide exhaust gas to the casing, and is cylindrical. The downstream end part of the exhaust pi...  
WO/2017/183999A1
A device includes a housing and a core configured to be secured within the housing. The core includes a microphone configured to detect a sound signal. The core also includes a control board configured to generate a noise-canceling sound...  
WO/2017/183143A1
The inner surface of a case member has a first protruding surface extending along the circumferential direction. A first flange of a first separator is positioned on the first protruding surface along the circumferential direction. A fir...  
WO/2017/183142A1
This muffler is provided with a case member and a separator. The separator has a flat plate-shape main body that partitions the internal space surrounded by the inner surface of the case member. The inner surface comprises a protruding s...  
WO/2017/172774A1
The technology described herein can be embodied in a computer implemented method that includes detecting, by one or more processing devices, onset of an unstable condition in an active noise control system. The method also includes obtai...  
WO/2017/164653A1
An exhaust apparatus for an agricultural work vehicle is disclosed. The exhaust apparatus for an agricultural work vehicle according to the present invention may comprise: a muffler mounted in the engine compartment and having an exhaust...  
WO/2017/161491A1
A hive-structure muffler and purifier comprises a gas intake pipe (3), a hive-structure muffler and purifier body (2), and an exhaust pipe (1). The hive-structure muffler and purifier body (2) is removably connected to a front end of the...  
WO/2017/159020A1
An exhaust muffler 22 is provided with: a first muffler part 23 which is connected to an exhaust pipe 21; and a second muffler part 30 which is connected to the first muffler part 23. The exhaust supplied from the exhaust pipe 21 is disc...  
WO/2017/159019A1
An exhaust muffler 22 is formed from a plurality of layers comprising an exhaust passage pipe 40 and expansion chambers 45, 46, 47. The exhaust muffler 22 is provided with a front assembly 23, and a rear assembly 30 which is sub-assemble...  
WO/2017/158556A1
Method for producing a fibrous mat (1), which can be installed in a component of a vehicle provided with an internal combustion engine for acoustically and/or thermally insulating the component. The method comprises the steps of: providi...  
WO/2017/159021A1
An exhaust muffler 22 is provided with: a first muffler part 23 provided with a cylinder part 24, and a connecting part 28 which connects the cylinder part 24 and a second muffler part 30, said cylinder part comprising an inner pipe 25 w...  
WO/2017/155422A1
The invention relates to a device for discharging the exhaust gases, intended for discharging exhaust gases and for attenuating the noise produced by the discharge systems of the internal combustion engines. The device for discharging th...  
WO/2017/151234A9
An apparatus and system are provided for a firearm suppressor (100). The system (100), in one embodiment, includes an elongated core (102) comprising at least one series of ports (304) extending radially from a bore to an exterior surfac...  
WO/2017/151234A3
An apparatus and system are provided for a firearm suppressor (100). The system (100), in one embodiment, includes an elongated core (102) comprising at least one series of ports (304) extending radially from a bore to an exterior surfac...  
WO/2017/144484A1
The invention relates to a device for treating an exhaust gas stream, comprising an exhaust gas duct with which at least one muffler and at least one heat exchanger are associated. The exhaust gas duct forms at least one flow chamber in ...  
WO/2017/145536A1
Provided is a noise reduction structure comprising: a compressor discharge-side piping section; first multi-hole plate sections extending in the circumferential direction of the compressor discharge-side piping section along the inner pe...  
WO/2017/144592A1
The invention relates to a motor vehicle (1), having an internal combustion engine (2) and an exhaust system (5) for taking away a combustion gas (5) of the internal combustion engine (2) to an outlet opening (6) and having a detection d...  
WO/2017/146310A1
The present invention provides a sound absorbing perforated plate comprising pocket spaces, which has a wide outer diameter of a side on which noise is being introduced and a narrow inner diameter of a side on which noise has been introd...  
WO/2017/144266A1
The invention relates to an exhaust muffler element (1) for integrating into an exhaust muffler of an internal combustion engine, comprising an outer housing (1.1) which has a housing wall (1.3), a partition (1.2) which divides the outer...  
WO/2017/130660A1
Provided are an engine and an engine work machine in which the exhaust gas temperature at the time of discharge to the outside of a housing can be sufficiently reduced. An engine in which a substantially box-shaped muffler 30 made by joi...  
WO/2017/126083A1
A muffler equipped with an inner pipe and an outer pipe which, along with the inner pipe, forms a double-wall pipe, wherein: a cavity is provided between the inner and outer pipes, the interval between the inner and outer pipes at a firs...  
WO/2017/126127A1
A first valve device and a second valve device have valve bodies, support bodies, and maintenance mechanisms. The maintenance mechanisms apply to the valve bodies, external force for maintaining the valve bodies at closed positions again...  
WO/2017/126508A1
A muffler equipped with an inner pipe and an outer pipe which, along with the inner pipe, forms a double-wall pipe, wherein: a cavity is provided between the inner and outer pipes, the interval between the inner and outer pipes at a firs...  
WO/2017/127234A1
Methods of and systems for quantifying a degree of texturization of fibrous materials, such as muffler fill materials, are disclosed.  
WO/2017/104098A1
This saddle-type vehicle comprises: an engine for vehicle running, which exhausts exhaust gas; a gas-exhaustion device including a catalyst with which the exhaust gas comes into contact so as to be purified, an internal cylinder in which...  
WO/2017/093629A1
A device (1) for extracting the solid particles from the exhaust gas of a heat engine (30) equipped with a fresh air intake circuit (32), said device (1), arranged downstream from the collector (31) collecting exhaust gas from the heat e...  

Matches 1 - 50 out of 14,707