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Patent Searching and Data


Matches 501 - 550 out of 14,878

Document Document Title
WO2006106251A3
The invention concerns a noise damper (10) for a motor vehicle internal combustion engine exhaust line (1) muffler (2) tube (8), said noise damper (10) being positioned around a tube (8) portion (11) provided with perforations and being ...  
WO/2006/131660A1
The invention concerns an air circulating duct (10) delimited by rigid walls, one duct wall (12) comprising a part formed by a porous complex (14) maintaining its shape in conditions of use. The duct comprises a chamber (16) formed on th...  
WO2005103457A3
A muffler (10) for coupling to an exhaust port of an internal combustion engine. The muffler (10) includes a housing (12) having an exhaust inlet (20) configured to receive exhaust gas from the engine, at least one internal expansion cha...  
WO/2006/120709A1
This invention concerns a multistage condensation reactor within sonic cavity for treating exhaust gas of internal combustion engines, characterised in that it includes a body with couplings to the gas exhaust duct on one extremity and a...  
WO/2006/113056A1
By using a spun extrusion method to form a side entry exhaust inlet (30) , a muffler (10) can be completely stuffed and end caps (18, 22) can be spun onto opposing ends (20, 24) of the muffler (10) on a high speed production line without...  
WO/2006/112801A1
An exhaust pipe with a damping chamber is used as a constituent or independent part of exhaust systems for internal combustion engines. It is used to provide additional sound damping of internal combustion engines, to increase the power ...  
WO/2006/110180A1
A compressor has first (26) and second (28; 30) enmeshed rotors rotating about first (500) and second (502; 504) axes to pump refrigerant to a discharge plenum (42). The compressor includes a muffler system (200) comprising a sound absor...  
WO/2006/106251A2
The invention concerns a noise damper (10) for a motor vehicle internal combustion engine exhaust line (1) muffler (2) tube (8), said noise damper (10) being positioned around a tube (8) portion (11) provided with perforations and being ...  
WO/2006/100990A1
A noise eliminator for a fuel cell, where an outer shell has a reception section in which a sound absorption material is placed between the outer shell and an inner pipe and has a water discharge section that is positioned so as to face ...  
WO/2006/098694A1
The invention presents a sound dampening flow channel device defining at least one flow channel (2) having an inlet opening (3) and an outlet opening (4), the flow channel (2) being at least partly delimited by at least one acoustic ener...  
WO/2006/095373A1
A method for filling with sound absorbing material (1) the mufflers of internal combustion engines. The sound absorbing material (1), normally consisting of glass fibre, is wound - according to the method of the invention - around a reel...  
WO/2006/096179A1
A compressor apparatus having a check valve (70) having a first condition permitting downstream flow along the flowpath and a second condition blocking a reverse flow. The valve element includes a resonator (112).  
WO/2006/095495A1
A variable muffler corresponds to a muffler of an internal combustion engine including a variable valve (54) that controls the flow of exhaust gas. The variable muffler includes a muffler body (12) forming a muffler chamber (21), an inle...  
WO2006012087A3
A combined muffler and heat exchanger apparatus is provided. The apparatus includes a housing defining a heat transfer chamber and an acoustic attenuation chamber separated by a partition. A flow regulator and a fluid transport member ar...  
WO/2006/080441A1
A muffler for a small engine having a large muffling effect and exhaust gas purification effect, enabling the easy manufacturing of an exhaust gas purifier, and manufacturable at low cost. The muffler comprises a first expansion chamber ...  
WO2006056727A8
A silencer I for an exhaust system comprising a fluid outlet (14, 5) and control means for opening and closing the fluid outlet (14, 5). The control means may comprises a bi-metallic strip (2) with a rivet stopper (22) at one end. The fl...  
WO/2006/075670A1
A silencer, wherein a cylindrical member (20) is held between a body (16) connected to the exhaust side of a fluid pressure device (12) and a disk-like holding part (18) and a net-like sound absorbing part (22) is disposed so as to surro...  
WO/2006/066540A1
The invention relates to an exhaust gas silencer (10) for a vehicle heating device (12), comprising a waste gas inlet (14) and a waste gas outlet (16). The waste gas inlet is connected to the waste gas outlet by means of a waste gas guid...  
WO2005118971A3
A stent (30) is provided with a series of short pieces (34) or sections connected together by a bioresorbable polymer (36). The stent sections are designed to separate or articulate with time as the polymer biodegrades. The time of separ...  
WO/2006/065087A1
Disclosed herein is an exhaust pipe structure for a turbo charger. The exhaust pipe structure of the present invention includes a first exhaust pipe (23), which extends from an end of a turbine housing (24) of the turbo charger, and a se...  
WO2005113954A3
An exhaust processor (12) comprises an isolated interior volume (16) that is defined in a housing (18) of the exhaust processor (12) so as to be isolated from exhaust gas in the housing (18). A motion converter (20) is positioned in the ...  
WO/2006/061466A1
The invention relates to an element (20) for the exhaust circuit of an internal combustion engine comprising a member (21) arranged in a part of the internal space thereof in such a way that a Venturi is formed for generating a negative ...  
WO/2006/061489A1
The exhaust volume (10) comprises a main enclosed area (12) provided with a passage for the circulation of exhaust gas on both sides thereof. It comprises at least one shell (30) in the form of a vessel that has an opening which is defin...  
WO2004042203A3
A muffler (10) includes a tubular body (22) having an interior surface (28) extending between a first end (30) and an opposing second end (32), the interior surface (28) bounding a chamber. An exhaust cap (24) is disposed on the second e...  
WO2005110656A3
A method for coupling a porous metal part (1), particularly a knitted metal fabric, to a metal casing (2) suitable for conveying a gas flow therein, comprising an arc welding step using a welding device (3) comprising at least two electr...  
WO/2006/056727A1
A silencer I for an exhaust system comprising a fluid outlet (14, 5) and control means for opening and closing the fluid outlet (14, 5). The control means may comprises a bi-metallic strip (2) with a rivet stopper (22) at one end. The fl...  
WO2005072474A3
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/2006/046375A1
An outer tube of an exhaust system part, wherein a sheet metal material is rolled double to form it in a cylindrical shape having an inner sheet (2) and an outer sheet (3), and the circumferential end parts (2a) and (3a) thereof are cros...  
WO/2006/043962A1
A compressor has first and second enmeshed rotors rotating about first and second axes to pump refrigerant to a discharge plenum. The compressor includes a muffler system comprising a sound absorbing first element and a sound absorbing s...  
WO/2006/044470A2
An arcing electron stream apparatus and method for reducing pollutants in a fluid. The device includes first and second electrodes and a chamber there-between. Voltage is impressed between the electrodes at a frequency, thereby causing a...  
WO/2006/043622A1
A saddle riding-type vehicle (30) having a vehicle frame (31), an engine (1) mounted on the vehicle frame (31), a combustion adjustment device (fuel injection valves (14, 15), ignition device, device for adjusting suction/exhaust valve o...  
WO/2006/043955A1
A compressor has first and second enmeshed rotors: rotating about first and second axes. The first rotor is supported by a bearing system carried by a bearing case. The bearing case has at least a first port to a discharge plenum. A firs...  
WO/2006/044470A3
An arcing electron stream apparatus and method for reducing pollutants in a fluid. The device includes first and second electrodes and a chamber there-between. Voltage is impressed between the electrodes at a frequency, thereby causing a...  
WO/2006/041256A1
Disclosed is a silencer for vehicle that enhances output and suppresses noise by making pipes in a straight line so that exhaust gas may be directly discharged without refraction.  
WO/2006/039116A2
A compressor includes a housing and one or more working elements. A muffler is located downstream of the discharge plenum and a helmholtz resonator is located in the discharge plenum upstream of the muffler.  
WO/2006/036485A1
A preload mechanism (50) for a noise attenuation valve assembly takes up slack and clearance between valve components to reduce operational noises. The noise attenuation valve assembly includes a shaft (16) having first (20) and second (...  
WO/2006/027797A1
An exhaust system for improving the torque characteristics of a single cylinder for stroke spark ignition engine which exhaust system comprises a header pipe (1), a chamber (14) and a muffler (15); one end with exhaust flange (12) of the...  
WO/2006/021723A1
The invention concerns a closure device (6) of a conduit (1) comprised in an internal combustion engine exhaust line and which delimits an exhaust gas passage (5) and extends at least partly and emerges inside the housing (3) of a muffle...  
WO/2006/018581A1
The invention relates to an element of the exhaust line (1) for an internal combustion engine of a motor vehicle comprising a silencer (2) defined by a housing (3) which is delimited by a peripheral envelop (4) and, in the exhaust gas fl...  
WO/2006/019286A1
A front muffler to discharge exhaust gases is disclosed. The front muffler includes internal pipes which communicate with the exhaust manifold of an engine; a communication member to connect the internal pipes to each other; and an exter...  
WO/2006/017398A3
The invention comprises a method and apparatus for reducing the noise generated by compressors, including Roots-type blowers. The invention has particular use for reducing noise generated by compressors used in mechanical ventilators, th...  
WO/2006/013086A1
A semi-active muffler has a casing, an inlet pipe (12) for exhaust gas, at least one outlet pipe (14) for the exhaust gas, a valve element (28,29) controlling flow of exhaust gas, a spring (34) cooperating with the valve element (28,30) ...  
WO/2006/014129A1
The present invention relates to an arrangement for supplying a medium to an exhaust line (3) of a combustion engine (1). The arrangement comprises a first exhaust passage (12) defined by at least a first wall surface (l0a'-10d') of an e...  
WO/2006/011380A1
An active noise reducing device canceling vibration and noise based on the output of an adaptive notch filter (4), wherein when the amount of a variation between the present value and the past value within a specified time of engine puls...  
WO/2006/010400A1
The invention relates to a noise damper for a compressed air device comprising a tubular housing part provided with an air inlet and an inserted insulating material, in particular an inserted knitted fabric roll. The aim of the invention...  
WO/2006/012087A2
A combined muffler and heat exchanger apparatus is provided. The apparatus includes a housing defining a heat transfer chamber and an acoustic attenuation chamber separated by a partition. A flow regulator and a fluid transport member ar...  
WO2005116409B1
The invention relates to a silencer being designed with sound absorptive material (13, 23) and a conduit section (1, 2) with one or more conduits (1) for leading gas flow into the silencer and with one or more outlets (2) for leading gas...  
WO/2006/001855A3
A gas flow enhancer for a combustion engine includes a housing, configured to receive an inlet flow of gas at an inlet pressure, and enclosing an expansion chamber. Disposed within the expansion chamber are a set of inner vanes and outer...  
WO/2005/118971A2
A stent (30) is provided with a series of short pieces (34) or sections connected together by a bioresorbable polymer (36). The stent sections are designed to separate or articulate with time as the polymer biodegrades. The time of separ...  
WO/2005/115683A1
A method of producing a metal tubular member that is composed of two or more tube forming bodies and has at least one portion at which the tube forming bodies are superposed on each other, wherein one open annular end section of one of t...  

Matches 501 - 550 out of 14,878