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Matches 351 - 400 out of 14,777

Document Document Title
WO/2009/099399A1
This invented muffler includes a high-voltage and high-speed direct-current motor (1.1) supplied from the vehicle battery and fixed externally on the specially manufactured exhaust pipe (3) of the engine; a drive system resistant to high...  
WO/2009/096336A1
A muffler for connection to the exhaust system of an internal combustion engine has a guide section (42) for guiding suction of water contained at the bottom of the muffler into an outlet pipe (30). The guide section (42) is provided to ...  
WO/2009/087270A1
An exhaust silencer of a combustion engine, comprising a housing (1) that is to be connected to an exhaust pipe, through which housing the exhaust gases are ar- ranged to be conducted and which comprises a reactive part (2) and an absorb...  
WO/2009/086619A1
A muffler for mounting to a handheld pneumatic tool, such as a die grinder. The muffler comprises a hollow open-ended casing having an inner wall lined with a thick layer of an insulating material. The muffler is sleeve mounted about a c...  
WO/2009/079727A1
The attenuation system is applied to a compressor which comprises: a cylinder (2) having an end closed by a valve plate (4) provided with a discharge orifice (4a) and defining, with the cylinder (2), a compression chamber (6), a cylinder...  
WO/2009/065904A1
A centrifugal compressor discharge or suction nozzle comprises at least one side resonator integrally formed in the centrifugal compressor discharge or suction nozzle. Further, a centrifugal compressor discharge or suction nozzle formed ...  
WO/2009/062233A1
A thermal emission-conversion muffler (10) for reducing the toxic emissions output from the muffler has an inlet pipe (20), an outlet pipe (25), and a body (30) extending lengthwise between the inlet and outlet pipes. The muffler (10) fu...  
WO/2009/056931A3
If it is determined that a precondition (S108, S110, S112) for closing an exhaust throttle valve is not satisfied ("NO") during removal of PM, auxiliaries that are an air-conditioner, a radio, and an electric fan are turned off. If the p...  
WO/2009/056931A2
If it is determined that a precondition (S108, S110, S112) for closing an exhaust throttle valve is not satisfied ("NO") during removal of PM, auxiliaries that are an air-conditioner, a radio, and an electric fan are turned off. If the p...  
WO/2009/058981A1
A method for filling a muffler with a fibrous material (44) is disclosed. The muffler includes partitions which form a first chamber (13) and second chamber (15), and a first muffler pipe (28) having an outlet end (35). A filling apertur...  
WO/2009/049809A1
The present invention relates to an exhaust gas tail pipe (2) for motor vehicles. In order to provide an exhaust gas tail pipe with which the sound of a vehicle can be improved in a cost effective way, and which can be installed on a pro...  
WO/2009/041892A1
The present invention relates to a sound-damping arrangement. The sound-damping arrangement comprises a sound-damping container (3) with an internal space (3a), an inlet line (2) adapted to leading a fluid to the container (3) from a mac...  
WO/2009/039999A1
The present invention refers to an absorption muffler comprising an, in particular metallic, pipe, like an exhaust pipe including a plurality of perforations and, in particular polymeric, housing carried by the pipe and enclosing the plu...  
WO/2009/041221A1
A compressor has in-port path forming means at least in either of a discharge port section communicating with a discharge chamber and a suction port section communicating with a suction chamber. The in-port path forming means has two or ...  
WO/2009/030429A1
The invention relates to an exhaust gas system for internal combustion engines, having an inlet pipe (2), a device for the gas discharge (10), and at least four exhaust gas channels (5a, 5b, 5c, 5d, 5e, 5f) extending in a parallel direct...  
WO/2009/031012A2
A resonance device (28) which is provided in an exhaust device (23) having a silencer (27) that silences sound of exhaust gas from an engine (21) and which silences a specific frequency sound includes: an exhaust pipe (34) which is provi...  
WO/2009/031015A3
In a exhaust device for a vehicle internal combustion engine, an exhaust pipe (20) of an engine (11) branches at a branching point (B) into a downstream- side first branch pipe (32) and a downstream- side second branch pipe (33). A first...  
WO/2009/031019A2
An exhaust silencer device for an internal combustion engine which includes: an exhaust pipe (10) that forms an exhaust passage from an engine (1), and an exhaust opening; and a muffler (22) attached to the exhaust pipe (10) so as to sil...  
WO/2009/031012A3
A resonance device (28) which is provided in an exhaust device (23) having a silencer (27) that silences sound of exhaust gas from an engine (21) and which silences a specific frequency sound includes: an exhaust pipe (34) which is provi...  
WO/2009/031019A3
An exhaust silencer device for an internal combustion engine which includes: an exhaust pipe (10) that forms an exhaust passage from an engine (1), and an exhaust opening; and a muffler (22) attached to the exhaust pipe (10) so as to sil...  
WO/2009/023178A1
A system, apparatus, and method for attenuating pulsations in a pumping system.  
WO/2009/018950A1
The invention relates to a housing for mufflers in exhaust gas systems for internal combustion engines, wherein the housing comprises, among others, a housing sheath and exhaust gas guiding fixtures in the interior of the housing made of...  
WO/2009/019806A1
A compact exhaust purification apparatus being satisfactory in the dispersion of exhaust gas from sound deadening structure (2) to oxidation catalyst (3). The sound deadening structure (2) disposed on the upstream side along gas flow dir...  
WO/2009/015797A1
The present invention relates to a silencer (1) for an internal combustion engine. Here, a silencer chamber (10) which is provided is partially or completely surrounded by a cooling air jacket chamber (20). The silencer chamber (10) can ...  
WO/2009/016780A1
A compact arrangement of particulate filter (5) and selective reduction catalyst (6) while ensuring satisfactory reaction time for formation of ammonia from urea-water is realized to thereby ease the embarkation thereof on vehicle. The e...  
WO/2009/009119A1
A muffler for reducing the sounds of combustion gases exhausted from an internal combustion engine. The muffler including an elongated fluid passage extending between an inlet and an outlet such that the outlet is in fluid communication ...  
WO/2009/007138A1
The invention relates to a method and an apparatus (1) for damping acoustic waves (2) in a fluid which is situated in a volume (3), comprising a cavity (8) which is enclosed by delimiting surfaces (4-7), wherein at least one of the delim...  
WO/2009/009120A1
A muffler for reducing the sounds of combustion gases exhausted from an internal combustion engine including an elongated fluid passage extending between an inlet and an outlet such that the outlet is in fluid communication with the inle...  
WO/2008/152336A2
Motor vehicle exhaust line silencer comprises: - an upper shell (2) comprising a substantially flat upper end wall (16); - a lower shell (4) comprising a substantially flat lower end wall (24) parallel to the upper end wall (16), the upp...  
WO/2008/152336A3
Motor vehicle exhaust line silencer comprises: - an upper shell (2) comprising a substantially flat upper end wall (16); - a lower shell (4) comprising a substantially flat lower end wall (24) parallel to the upper end wall (16), the upp...  
WO/2008/149040A1
According to the invention, the exhaust volume (1) for the exhaust line of an automobile comprises: a main envelope (2) defining a main enclosure and including an exhaust gas inlet and an exhaust gas outlet (8); and at least one cup-shap...  
WO/2008/150024A1
A silencer exhibiting excellent silence characteristics for damping the delivery sound over a wide range including the entire region of low frequency zone, intermediate frequency zone, and high frequency zone without increasing the muffl...  
WO/2008/147743A2
Methods of forming compressed preform products (74) formed from continuous fibers (24) substantially evenly coated with a thermoplastic sizing composition are provided. Applying a thermoplastic sizing composition to continuous fibers (10...  
WO/2008/147743A3
Methods of forming compressed preform products (74) formed from continuous fibers (24) substantially evenly coated with a thermoplastic sizing composition are provided. Applying a thermoplastic sizing composition to continuous fibers (10...  
WO/2008/147746A1
Compressed preform products formed from continuous fibers substantially evenly coated with a thermoplastic sizing composition are provided. Preferably, the continuous fibers are glass fibers. Applying a thermoplastic sizing composition t...  
WO/2008/143023A1
An exhaust pipe for a vehicle-mounted engine. The outer end (132C) of an inner pipe (131) inserted in an outer pipe (110) is in contact at a first position with the inner peripheral surface of an outer pipe (110), the outer pipe (110) is...  
WO/2008/138828A1
The invention relates to a device (24) with which acoustic vibrations in the fluid flow can be measured, for the early recognition of interfering vibrations in a fluid flow. The device (24) comprises an acoustic filter (32) for amplifyin...  
WO/2008/116870A1
The invention relates to a Helmholtz resonator (6) for damping airborne sound in a space, particularly in a conduit (4, 5) transporting airborne sound, comprising a housing (8) surrounding a resonance volume (9), comprising at least one ...  
WO/2008/117580A1
An exhaust heat recovering muffler (1) comprises an exhaust heat recovery part (4) disposed between an inner pipe (3) and an outer pipe (2) through which an exhaust gas passes and recovering an exhaust heat by heat-exchanging between the...  
WO/2008/115841A1
A fixed auger assembly (10) comprises a pair of identical auger blades (12, 14) mounted within an auger casing (16). The auger casing (16) includes two end sections, (18, 20) which are substantially identical, with the exception that one...  
WO/2008/115212A1
A passive, exhaust pressure actuated valve assembly for placement inside a tubular exhaust conduit is pivotally mounted to an off-center axle for rotation between fully closed and fully opened positions. A bias element forces the valve f...  
WO/2008/111740A1
The present invention regards to a silencer for automobiles, architectural and other mechanical facilities, which is composed of following components^ the pipe-type body that is installed on the exhaust system of mechanical structure whe...  
WO/2008/108538A1
The present invention provides a silencer, which is coupled to a pneumatic device to reduce noise. The silencer (10) of the present invention has a double pipe structure, which includes an inner casing (11), which is coupled to an outlet...  
WO/2008/107060A1
A sound-absorbing insulating element (10) has a mat (12) composed of interconnected fibers (14), wherein the mat (12) of constant density has at least two sections (16, 18) of different thickness (d1, d2). Furthermore, a sound absorber w...  
WO/2008/107151A1
The invention relates to an exhaust gas aftertreatment device having a hollow cylindrical housing jacket (2). An exhaust gas catalyst, preferably embodied as an SCR catalyst, and an inflow chamber (9) for exhaust gas to be purified are p...  
WO/2008/102093A3
The invention relates to a valve designed to seal a port (36) in the structure (10) of a motor vehicle exhaust line muffler (1). The valve (38) includes a plug (44) which can be connected to the structure (10) and occupy a position in wh...  
WO/2008/098330A3
Constructive arrangement of an acoustic filter for a refrigeration compressor, coupled to a refrigeration system containing a refrigerant gas, said acoustic filter (10) comprising a hollow body (11) defining at least one muffling chamber...  
WO/2008/098330A2
Constructive arrangement of an acoustic filter for a refrigeration compressor, coupled to a refrigeration system containing a refrigerant gas, said acoustic filter (10) comprising a hollow body (11) defining at least one muffling chamber...  
WO/2008/091664A1
A system (50) comprises a plurality of storage drives (60) coupled to logic (52). The logic implements a noise-reducing feature selected from a group consisting of a first feature that limits system performance based on a level of ambien...  
WO/2008/087023A1
The invention relates to a device for damping noise generated by exhaust air, comprising a hollow base body (11) having an inlet opening (13) for the exhaust air and an outlet opening (14) for the exhaust air and a damping means (12), wh...  

Matches 351 - 400 out of 14,777