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Patent Searching and Data


Matches 151 - 200 out of 14,777

Document Document Title
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,...  
WO/2015/028727A1
The invention concerns a silencer (S1) intended to be fitted to an exhaust line (L) of a heat engine (M), and that comprises one or a plurality of envelope(s) that delimit three volumes (1 a,1 b, 2), referred to as upstream (1 a), interm...  
WO/2015/028379A1
The invention relates to a motorcycle comprising a engine and an exhaust gas pipe which is connected thereto, and to a motorcycle rear wheel rocker. Said motorcycle rear wheel rocker comprises a closed cavity which is in fluid connection...  
WO/2015/026890A1
A muffler includes a shell, baffles, and a plurality of pipes. The shell defines first and second end cavities and a central cavity. The end cavities have larger cross-sectional areas that a cross-sectional area of the central cavity. Th...  
WO/2015/015073A3
The invention relates to a gas pressure regulating assembly (17) comprising: - a circuit (6) for passage of the gas requiring pressure regulation, - a gas discharge circuit emerging in the passage circuit (6), a valve (3) for regulating ...  
WO/2014/207335A1
The invention relates to a muffler (S) intended to be mounted in an exhaust line (L) of a heat engine (M), said muffler comprising one or more shells defining three volumes (1a, 1b, 2), referred to as upstream (1a), intermediate (1b) and...  
WO/2014/208300A1
An exhaust muffler in which a plurality of expansion chambers including an expansion chamber where a downstream end of an inlet pipe opens are formed in a shell so that sequential flows of exhaust gas are formed, and an outlet pipe havin...  
WO/2014/205039A1
A recirculating flow muffler apparatus and method includes a case with an exterior surrounding an interior space, the interior space forming a return area, where the case has a front and a rear. An inlet is provided at the front of the c...  
WO/2014/195062A1
The invention relates to an exhaust gas system (1) for an internal combustion engine having at least a first and a second cylinder, wherein a first exhaust gas pipe (2) is associated with the first cylinder and a second exhaust gas pipe ...  
WO/2014/183978A1
Exhaust system (1) for an internal combustion engine, having at least a first and a second cylinder, wherein the first cylinder is assigned a first exhaust gas manifold (2) and the second cylinder is assigned a second exhaust gas manifol...  
WO/2014/182145A1
This invention is a type of sophisticated exhaust pipe. It is characterised in that it consists of two parts: a physical part (figure 7) and a chemical part (figure 5 or figure 6). It can be mounted on cars, trucks, motorcycles and vario...  
WO/2014/181596A1
A soundproof cover (30) is equipped with: multiple unit soundproof covers (31R, 31L) forming a portion of the circumferential cross section (30s); and connecting parts (35) provided on the periphery of the circumferential cross section (...  
WO/2014/171380A1
Provided is a muffler cutter having excellent heat-insulating and sound-damping properties, and capable of improving the quality of the exhaust sound. This muffler cutter (1), which is mounted on a tail pipe in a vehicle exhaust system, ...  
WO/2014/164289A1
A muffler for a motor vehicle has a muffler housing with a packing void into which an envelope containing a loose fill material is installed during assembly. The envelope contains elongated strands of continuous strand fiberglass, woven ...  
WO/2014/162578A1
[Problem] To reduce the labor involved in attaching a protector, and to enable the protector to be attached securely. [Solution] A muffler main body (2) is configured with a cylindrical body (21) housing a sound-muffling mechanism, and w...  
WO/2014/141791A1
Provided are a gas turbine silencer for avoiding the formation of gaps between an upstream silencer panel and a downstream silencer panel and suppressing the occurrence of secondary noise, and a gas turbine provided with this silencer. A...  
WO/2014/141778A1
An exhaust pipe for forming an exhaust flow channel, provided with: a first flow channel member for forming part of the exhaust flow channel; and a second flow channel member connected in series with the first flow channel member, for fo...  
WO/2014/126548A1
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 bleed hole is formed in the exhaust component to reduce a resonance frequ...  
WO/2014/109192A1
A muffler comprises a double pipe section formed by inserting an end of a first pipe-like member (10) into a second pipe-like member (20) from an end thereof. The front end section (23) of the second pipe-like member is joined to the out...  
WO/2014/109389A1
A method for installing an inlet pipe in a muffler which is provided with an outer shell, the inlet pipe, and separation plates, wherein the method comprises: a first step for inserting the inlet pipe into the outer shell from one of the...  
WO/2014/076355A1
Invention relates to an exhaust gas noise attenuator unit (10), the attenuator unit comprising exhaust gas inlet and an exhaust gas outlet (16) arranged in flow connection with each other via a duct section (18) between them; at least tw...  
WO/2014/062943A1
A low-emission binder composition is provided for use in a glass fiber muffler preform. The low-emission binder composition comprises a predominantly inorganic material and an optional cross-linking agent. The low-emission binder composi...  
WO/2014/059504A1
The present invention refers to an expansion chamber for alternative compressor discharge lines preferably used in refrigeration systems. Said expansion chamber comprises at least two volumes (1, 2) separated from each other by at least ...  
WO/2014/051937A1
A compressor assembly for an intake system includes: a monolithic housing; a first resonator section formed in the monolithic housing, the first resonator section defining two or more volumes configured to attenuate noise associated with...  
WO/2014/052701A1
A modal attenuator may include an attenuator body (12) having a lead-in segment (26) and a lead-out segment (28) joined by a connection segment (30), a perforated screen (32) disposed within the attenuator body and spaced apart from the ...  
WO/2014/044698A1
The invention relates to a bag (1) for insertion into a cavity of a silencer, which cavity is intended for sound damping or absorption, having a cover (2) which is closed on all sides and having a sound-damping or sound-absorbing filling...  
WO/2014/044950A1
The invention relates to a noise attenuation device (102) for a booster circuit of a turbocharged internal combustion engine (12) comprising a part (104) designed to form a heat screen around at least a portion of the turbocompressor (14...  
WO/2014/040745A1
The invention relates to an exhaust-gas system (1) of an internal combustion engine having an exhaust-gas line (2) which conducts exhaust gas and is assigned an active silencer (3) which has at least one loudspeaker (5), the diaphragm (9...  
WO/2014/006650A1
An indoor unit (50) is formed by providing air blowers (4) on the upstream side of heat exchangers (5) and comprises partition plates (20) for separating each set composed of both an air blower (4) and a heat exchanger (5) from each othe...  
WO/2013/183772A1
Provided is a muffler characterized by being equipped with: an outer shell; an outlet pipe, which is formed in the shape of a tube having a pair of open end parts, and has an inflow port, with one of the pair of open end parts and the in...  
WO/2013/177839A1
A catalytic muffler capable of reducing the temperature of an exhaust gas, comprising a muffler and a housing surrounding the muffler. The muffler is provided with an exhaust opening. The housing is provided at the front end thereof with...  
WO/2013/175404A2
Disclosed are methods, devices, apparatus, assemblies and systems for generating and directing acoustic energy (e.g. sound). According to some embodiments, there may be provided a cyclical acoustic apparatus or generator comprising a cyc...  
WO/2013/171368A1
The invention relates to a method and apparatus for attenuating sound of exhaust gases of an engine, the method comprising leading the exhaust gases of the engine through an inlet duct (2) to a sound attenuation space separated from the ...  
WO/2013/169490A1
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...  

Matches 151 - 200 out of 14,777