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Patent Searching and Data


Matches 551 - 600 out of 14,847

Document Document Title
WO/2005/075805A1
An exhaust gas purifying device for an engine, with which a sufficient engine output can be obtained while an exhaust gas is reliably purified. An exhaust gas purifying device for an engine (1) includes a catalyst (10) provided in an exh...  
WO/2005/075927A1
Method for cooling of compressor air with simultaneous noise damping, whereby the air is caused to pass through an internally cylindrical cooling chamber (1) from an inlet (2) to an outlet (4). The method is distinguished particularly by...  
WO/2005/075862A1
The invention relates to a device (3) for sealing the end (4) of a pipe (1) which belongs to the exhaust line of an internal combustion engine and which defines an exhaust gas passage. The inventive device (3) comprises: (i) a check valv...  
WO/2005/072474A2
A vehicle exhaust assembly (100) for improved evacuation of exhaust gases from an internal combustion engine. The system comprises a modular replacement exhaust system having a novel header pipe (102) and muffler (104). The present inven...  
WO/2005/066467A1
A bumper/muffler assembly (21) is provided comprising a bumper; and a muffler (23) having an outer shell (22). The outer shell may be formed from a non-high impact resistant material, such as a thin metal or a composite material. The muf...  
WO/2005/066494A1
This invention relates to a suction muffler (4) used preferably in compressors (1) and whereby the noise generated during the refrigeration cycle by the refrigerant is minimized.  
WO/2005/066495A1
This invention relates to a compressor (1) preferably used in refrigerators, wherein an insulator (10) minimizes the heat transfer between a suction muffler (4) minimizing the noise generated by the refrigerant during the refrigeration c...  
WO/2005/064127A1
A sound reduction system for reducing noise from a high power combustion engine is supplied by means of a method. The sound reduction system comprises a plurality of elements and attenuating devices placed in an elongated channel.During ...  
WO/2005/056988A1
An exhaust gas purifier in which the temperature of exhaust gas that flows directly through a particulate filter incorporated in a muffler can be accurately detected. In the exhaust gas purifier incorporating a particulate filter (9) in ...  
WO2004101960A3
A muffler for an internal combustion engine havinga housing (300) including an inlet opening (310) formed for a flow of exhaust gas into the housing, (300) an outlet opening (320) formed for a discharge of exhaust gas from the housing (3...  
WO/2005/056326A1
An exhaust system (10) for a motor vehicle having a variable displacement engine includes an exhaust valve assembly (11) that is moveable between an open position and a position blocking at least some of the exhaust gases. The blocking o...  
WO2005031131A3
A muffler assembly has a housing and an internal and replaceable core assembly. The core assembly may contain emission reduction elements to reduce the emissions from the engine and/or sound reducing elements. The core assembly is replac...  
WO/2005/049982A1
A flexible tubular element is disclosed, which has the shape of a sock or stocking and is entirely realized by means of a single glass fibre yarn, and which, furthermore, is suited to contain a bulky mass of glass wool as sound absorbing...  
WO/2005/040566A1
A rear box (10) for an internal combustion engine exhaust comprises a shell (12) with a lining (48) applied over the part of the inner surface of the shell (12) which is susceptible to exhaust condensate contact. Generally, the lining is...  
WO/2005/038202A1
The invention relates to an exhaust gas silencer for motor vehicles, comprising a housing (1), which encloses at least one functional chamber (7), connected to the exhaust gas flow (A), as well as an inlet and an outlet connecting piece ...  
WO/2005/035950A1
The invention relates to a sound absorber that can be used to absorb sound waves transmitted by fluids. The aim of the invention is to obtain a high maximum absorption at individual frequencies with high amplitudes, and absorption of sou...  
WO/2005/035949A1
The invention relates to a device (1) which is used to attenuate the intensity of at least one wave having a frequency of between 50 Hz and 2000 Hz and, more specifically, between 200 Hz and 800 Hz, and generating an acoustic disturbance...  
WO/2005/035966A1
A support structure for a muffler (11) capable of supporting the muffler storing a particulate filter therein and formed to be properly detached and attached, manufacturable at low cost, less causing stress concentration, and enabling th...  
WO/2005/033480A1
An exhaust gas purification device of an engine, comprising an NOx reduction catalyst disposed in an engine exhaust pipe and reducing, for purification, NOx with ammonia generated from an urea solution, and an injection nozzle injecting/...  
WO/2005/033485A1
Disclosed is an exhaust system (100) for an internal combustion engine, comprising a first exhaust leg that is provided with a penetrable first muffler (120), especially a rear muffler, and at least one second exhaust leg which runs para...  
WO/2005/031131A2
A muffler assembly has a housing and an internal and replaceable core assembly. The core assembly may contain emission reduction elements to reduce the emissions from the engine and/or sound reducing elements. The core assembly is replac...  
WO2005012715A3
An automatic choke apparatus (54) for use in an internal combustion engine (10). The choke apparatus (54) includes a choke valve (18) automatically operable in response to the speed of the engine, a thermally conductive assembly that con...  
WO/2005/028823A1
The present invention discloses a muffler for vehicle, being capable of augmenting engine's output power more than conventional tuning mufflers and more effectively eliminating exhaust noise. The muffler comprises: exhaust pressure contr...  
WO/2005/026505A1
The invention concerns an internal combustion engine exhaust line (1) muffler (2) comprising a casing (5) as well as, extending inside said casing (5), in the exhaust gas flow direction, from the upstream part (6) and towards the downstr...  
WO2005005795A3
The invention relates to a device (3), for sealing the discharge end of a pipe (1) in an exhaust system of an internal combustion engine, which defines a passage (2) for the exhaust gases. Said device (3) comprises a valve (4) embodied t...  
WO2005007438A3
Silencing equipment is provided for an air-cooling assembly in a off-road vehicle having wheels, traction motors, a power generating dynamic braking mode, resistor grids a resistor grid housing for dissipating the dynamic braking power a...  
WO/2005/026508A1
An exhaust muffler is provided comprising an exhaust gas inlet (18) and an exhaust gas outlet (22). The muffler defines first and second flow paths from the inlet to the outlet, the first flow path being arranged to provide less resistan...  
WO/2005/021944A1
The invention relates to an annular catalyst body (1), with a radial throughflow, for assembly in a silencer housing (4) of a small engine, an exhaust system for a small engine and a method for production of the catalyst body (1). The ca...  
WO2005005800B1
The invention relates to a device for modulating noise in a motor vehicle which comprises an internal combustion engine (1) having at least two gas-conducting lines (6, 7) linked therewith. The inventive device is characterized in that t...  
WO/2005/012715A2
An automatic choke apparatus (54) for use in an internal combustion engine (10). The choke apparatus (54) includes a choke valve (18) automatically operable in response to the speed of the engine, a thermally conductive assembly that con...  
WO/2005/012699A1
A muffler assembly, comprising an outer muffler assembly comprising a plurality of fiberglass discs and a plurality of reactive plates, and an inner muffler assembly comprising a plurality of fiberglass discs and a plurality of reactive ...  
WO/2005/010325A1
The present invention provides a muffler comprismg a rotatable propeller within or adjacent to an expansion chamber to swirl exhaust gas towards the outlet. The muffler maintains the sound level of the exhaust within acceptable limits, w...  
WO/2005/010324A1
The invention provides an exhaust silencer of internal combustion engine comprising: a housing that has an inlet and an outlet for the exhaust gas to pass through, the housing having guide portions formed at its inner wall; a noise silen...  
WO/2005/007438A2
Silencing equipment is provided for an air-cooling assembly in a off-road vehicle having wheels, traction motors, a power generating dynamic braking mode, resistor grids a resistor grid housing for dissipating the dynamic braking power a...  
WO/2005/005795A2
The invention relates to a device (3), for sealing the discharge end of a pipe (1) in an exhaust system of an internal combustion engine, which defines a passage (2) for the exhaust gases. Said device (3) comprises a valve (4) embodied t...  
WO/2005/005800A1
The invention relates to a device for modulating noise in a motor vehicle which comprises an internal combustion engine (1) having at least two gas-conducting lines (6, 7) linked therewith. The inventive device is characterized in that t...  
WO/2005/005796A1
A method for forming odd-shaped mufflers is achieved by first introducing an unfilled muffler insert (52) having a desired number of pipes (18) and partitions (14a-c) within a two-piece shaped tool (50). Fibrous material (24) is introduc...  
WO2004078581A3
Sound insulation for an engine contained within an outer casing (12, 17, 19), the insulation (26, 28, 30) made up from a minimal number of interlocking molded foam insulation pieces forming a substantially continuous shroud surrounding t...  
WO/2004/113697A1
The present invention relates to a locking device for fitting at least one exhaust cleaning component (7, 10) in an exhaust-guiding passage. The locking device comprises a locking body (23), fastening means (24, 25) for fastening the loc...  
WO/2004/113690A1
The present invention relates to a converter device adapted to being arranged in an exhaust system of a combustion engine. The converter device comprises an outer casing (1), a tubular body (4) enclosed by said casing (1), and a passage ...  
WO/2004/111397A1
The invention relates to a method for attenuating the low-frequency noise generated at the outlet (18) of an exhaust line (14). According to said method: a signal representing the noise to be attenuated is defined; a first high-frequency...  
WO/2004/111520A1
Noise can be transmitted in solid, liquid and gas, but reflected at interface section between two different materials . Using said principle, a noise insulation component of the noise attenuation apparatus of the invention is made from a...  
WO2004075623A3
An exhaust muffler with a single-wall shell having a first end and a second end features a plurality of embossments formed on the shell and extending from the first end of the muffler to the second end of the muffler. The embossments are...  
WO/2004/106704A1
An exhaust regulating unit of n exhaust system for a car’s internal combustion engine includes a casing inserted into a damper pipe installed within a housing of a silencer and including a hollow tube, a guide unit including at least o...  
WO/2004/101960A2
A muffler for an internal combustion engine havinga housing (300) including an inlet opening (310) formed for a flow of exhaust gas into the housing, (300) an outlet opening (320) formed for a discharge of exhaust gas from the housing (3...  
WO/2004/099576A1
The invention relates to an exhaust silencer of muffler for an internal combustion engine, in particular a silencer with the damping characteristics of a resonator with the absorptive characteristics of a dissipative silencer. The silenc...  
WO/2004/097188A1
A high performance muffler, e.g., for an engine has a body (3) having an inlet opening on a side to which is connected an inlet pipe (2), an outlet opening at one end to which is connected an outlet pipe (4). The inlet pipe (2) directs f...  
WO/2004/094793A1
This invention discloses of a muffler and catalytic converter device, and in addition, a muffler, and a catalytic converter, wherein each type of device uses a porous metal that may function as the sound absorption material for the muffl...  
WO/2004/092589A1
Disclosed is silencer for a pneumatic device, which introduces compression air from the pneumatic device, reduces noise from the introduced compression air by using a sound absorption member installed within a cabinet, and exhausts the n...  
WO/2004/090295A1
Method and device pertaining to a particle filter (3) for an exhaust system for a combustion engine whereby the filter (3) is regenerated by spontaneous combustion of particles accumulated in the filter. Exhaust gases from the combustion...  

Matches 551 - 600 out of 14,847