Exhaust system

A component of an exhaust system for a combustion engine, particularly of a motor vehicle, which at least in part regions includes a self-supporting jacket. The jacket includes a porous, open-pore or closed-pore cellularly constructed foam. The foam is of a self-supporting design. By using such a foam the insulation of the component can be improved.

Pollution control device and inorganic fiber sheet material with a fused edge

Inorganic fiber mounting and insulating sheet materials for use in pollution control devices with at least one edge of the inorganic fiber sheet material having at least one group of two or more fibers fused together. A pollution control device comprising such a sheet material. A process for cutting at least one section from a sheet containing inorganic fiber material, where the sheet material is suitable for use in a pollution control device. The fibrous sheet material is cut so that the cut edge has at least one group of two or more fibers fused together. A laser beam can be used to cut the desired section out of the inorganic fiber sheet material.

Muffler assembly with mounting adapter(s) and process of manufacture

A muffler assembly including one or more exhaust pipe(s), one or more mounting adapter(s) attached to the one or more exhaust pipe(s), a polymeric housing carried by one or more mounting adapter(s), a thermal insulating layer lining the housing interior surface and extending between the housing and one or more mounting adapter(s) at the housing-mounting adapter interface(s); wherein the thermal insulating layer includes a nonwoven fabric; wherein when the fabric is exposed to heat, the fabric increases in thickness to seal the muffler assembly at the housing-exhaust pipe interface and provides thermal insulation to the polymeric housing.

Catalytic converter apparatus

A catalytic converter apparatus for use in an exhaust system of an internal combustion engine includes a housing having a gas inlet and a gas outlet, and at least one catalytic substrate element disposed in the housing. The at least one substrate element is divided into a plurality of zones or sections, the zones at least partially separated from one another to inhibit heat flow. The zones can be at least partially separated with walls. The walls can include insulating material for reducing the mobility of heat radially outwardly. Each of the zones defines a generally separate flow passage connecting the inlet and outlet in fluid communication. The apparatus can heat more rapidly from a cold start compared with conventional catalytic converters.

Exhaust system of engine

An exhaust system for an engine includes an exhaust pipe connected to an exhaust port of an engine and a muffler attached to the exhaust pipe and configured to reduce exhaust noise. The muffler includes an inner cylinder part connected to the downstream end of the exhaust pipe, an outer cylinder part configured to cover an outside of the inner cylinder part and noise absorbing materials disposed between the inner cylinder part and the outer cylinder part. A plurality of first communication holes providing communication between an inside and an outside of the inner cylinder part is formed in an upstream portion of the inner cylinder part. A plurality of second communication holes providing communication between the inside and the outside of the inner cylinder part is formed in a downstream portion of the inner cylinder part. Guide walls extend toward the inside of the inner cylinder part.

Muffler insert for motor vehicles and method for producing same

A first aspect of the present application relates to a method for producing sound-damping, sound-absorbing and/or insulating molded material. More specifically, the method according to the invention relates to a method for producing said molded materials, wherein the fibrous material is wound around at least two carriers and subsequently the wound blank thus obtained remains on the carriers so as to be permanently solidified in order to obtain the molded material according to the invention. A further aspect of the present application concerns the molded material thus obtained, in particular in the form of molded mats or molded objects. Said molded material can be used, in particular, in mufflers. Finally, the following application concerns a device for producing said molded materials from fibrous material.

Catalytic converter apparatus

A catalytic converter apparatus for use in an exhaust system of an internal combustion engine includes a housing having a gas inlet and a gas outlet, and at least one catalytic substrate element disposed in the housing. The at least one substrate element is divided into a plurality of zones or sections, the zones at least partially separated from one another to inhibit heat flow. The zones can be at least partially separated with walls. The walls can include insulating material for reducing the mobility of heat radially outwardly. Each of the zones defines a generally separate flow passage connecting the inlet and outlet in fluid communication. The apparatus can heat more rapidly from a cold start compared with conventional catalytic converters.

METHODS AND SYSTEMS FOR FILLING MUFFLERS WITH FIBROUS MATERIAL

Methods and systems for filling a muffler body with a fibrous material prior to completing assembly of the muffler body are disclosed. 1. A method of filling a muffler with a fibrous material , the muffler including a muffler shell having an inlet port and an outlet port , wherein the muffler shell comprises a first shell member and a second shell member , the method comprising:using a clamp to affix the first shell member and the second shell member to one another to define an open portion and a closed portion, the open portion defining a portion of the circumference of the muffler shell wherein the shell members are so spaced as to allow a filling nozzle to fit between the first shell member and the second shell member at the open portion;inserting the filling nozzle into the muffler shell through the open portion;introducing the fibrous material into the muffler shell through the filling nozzle;removing the filling nozzle from the muffler shell through the open portion: andremoving the clamp to close the open portion.2. The method of claim 1 , wherein inserting the filling nozzle into the muffler shell through the open portion further comprises:inserting a first filling nozzle into the muffler shell at a first location through the open portion; andinserting a second filling nozzle into the muffler shell at a second location through the open portion.3. The method of claim 2 , wherein the muffler includes a partition forming a first chamber and a second chamber within the muffler shell claim 2 ,wherein an outlet opening of the first filling nozzle is positioned within the first chamber, andwherein an outlet opening of the second filling nozzle is positioned within the second chamber.4. The method of claim 2 , wherein the fibrous material is introduced into the muffler shell through the first filling nozzle and the second filling nozzle simultaneously.5. The method of claim 1 , further comprising evacuating air from within the muffler shell during the introduction ...

HEAT-SHIELDING COVER OF EXHAUST SYSTEM PART AND METHOD OF PRODUCTION THEREOF

A heat-shielding cover operatively adapted for being installed adjacent to an exhaust system part (C) so as to cover the same; the heat-shielding cover including a fabric () provided with a prescribed shape and comprising inorganic fibers, and a mixture () that impregnates the fabric (), with the mixture comprising an inorganic binder, inorganic filler particles and water. The mixture is dried so as to be rigid enough to maintain the shape of the fabric (). The heat-shielding cover covers an exhaust system part, where the heat-shielding cover has a simple structure, is less likely to be, or is not, subject to warping in the place of installation due to thermal expansion and contraction of the heat-shielding cover, and moreover is less, or is not, susceptible to galvanic corrosion, even as a result of direct installation using an installation member. 1. A heat-shielding cover operatively adapted for being installed adjacent to an exhaust system part so as to cover the same , the heat-shielding cover comprising:a fabric provided with a prescribed shape and comprising inorganic fibers; anda mixture that impregnates the fabric, with the mixture comprising an inorganic binder, inorganic filler particles and water,wherein the mixture is dried so as to be rigid enough to maintain the shape of the fabric.2. The heat-shielding cover according to claim 1 , wherein the fabric is provided with at least a portion overlaid in multiple layers.3. The heat-shielding cover according to claim 1 , wherein the inorganic filler particles comprise any particulate claim 1 , when mixed with the inorganic binder in the presence of water claim 1 , that causes a substantial portion of the inorganic binder to be retained in the fabric.4. The heat-shielding cover according to claim 1 , wherein the fabric is a woven fabric claim 1 , knitted fabric or a combination of both types of fabric.5. The heat-shielding cover according to claim 1 , wherein the pliable binder wrap comprises in the range of ...

Muffler Structure

A muffler structure contains: a body, a first cover unit, and a second cover unit. The body includes an accommodation tube, fiber cotton, and a first mesh portion. The accommodation tube has an accommodating space and an internal fence. The first cover unit includes a manifold connection portion, a first polygonal cap, a hollowly tubular mesh having multiple orifices, a second mesh portion, and a stainless steel mesh. The second cover unit is fixed on a rear end of the accommodation tube of the body opposite to the first cover unit, and the second cover unit includes a second polygonal cap and a silencer. The second polygonal cap is covered on the accommodation tube of the body, and the second polygonal cap has a receiving portion defined in a free end thereof and configured to accommodate the silencer. 1. A muffler structure comprising:a body made of carbon fibers and including an accommodation tube, fiber cotton, and a first mesh portion, wherein the accommodation tube has an accommodating space and an internal fence which are defined in the accommodation tube, and a cross-section of a front end of the accommodation tube is less than a cross-section of a rear end of the accommodation tube, the accommodating space is configured to accommodate the fiber cotton and the first mesh portion which abut against the internal fence;a first cover unit inserted into the accommodation tube of the body from the front end of the accommodation tube to the rear end of the accommodation tube, wherein the first cover unit includes a manifold connection portion, a first polygonal cap, a hollowly tubular mesh having multiple orifices, a second mesh portion, and a stainless steel mesh, wherein a first end of the manifold connection portion is connected with an engine, and a second end of the manifold connection portion is connected with the first polygonal cap, the manifold connection portion is one-piece formed with the first polygonal cap and the hollowly tubular mesh, the first ...

METHODS AND SYSTEMS FOR FILLING MUFFLERS WITH FIBROUS MATERIAL

Methods and systems for filling a muffler body with a fibrous material prior to completing assembly of the muffler body are disclosed. The muffler body is composed of two half shells and the fibrous material is injected between the shells by a filling nozzle. 130-. (canceled).31. A method of filling a muffler with a fibrous material , the muffler including a muffler shell having an inlet port and an outlet port , wherein the muffler shell comprises a first shell member and a second shell member , the method comprising:affixing the first shell member and the second shell member to one another to define an open portion and a closed portion, the open portion defining an opening sufficient to allow a filling nozzle to fit between the first shell member and the second shell member at the open portion;inserting the filling nozzle into the muffler shell through the open portion;introducing the fibrous material into the muffler shell through the filling nozzle;removing the filling nozzle from the muffler shell through the open portion; andclosing the open portion.32. The method of claim 31 , wherein a plurality of open portions are defined by affixing the first shell member and the second shell member to one another.33. The method of claim 32 , further comprising inserting a first filling nozzle into the muffler shell at a first location through a first open portion; andinserting a second filling nozzle into the muffler shell at a second location through a second open portion.34. The method of claim 33 , wherein the muffler includes a partition forming a first chamber and a second chamber within the muffler shell claim 33 ,wherein an outlet opening of the first filling nozzle is positioned within the first chamber, andwherein an outlet opening of the second filling nozzle is positioned within the second chamber.35. The method of claim 33 , wherein the fibrous material is introduced into the muffler shell through the first filling nozzle and the second filling nozzle ...

Honeycomb filter and production method for honeycomb filter

A honeycomb filter includes a ceramic honeycomb substrate and an auxiliary filter layer. The ceramic honeycomb substrate includes a porous honeycomb fired body having cell walls provided along a longitudinal direction of the porous honeycomb fired body to define cells through which fluid is to pass and which have a fluid inlet end and a fluid outlet end opposite to the fluid inlet end along the longitudinal direction. The cells include first cells including an inlet opening end at the fluid inlet end and an outlet closed end at the fluid outlet end. The auxiliary filter layer is provided on a surface of first cell walls of the first cells and on a pore portion in the first cell walls, and includes a first layer and a second layer. In the first layer, particles having a first average particle diameter are deposited on the surface of the first cell walls.

Sound suppression device for gas capture system of cyclotron product

A cyclotron sound suppression device for reducing the decibel level of the supersonic exhaust gases. A cyclotron unit for preparing a radioisotope includes a storage tank for storing a radioactive gas resulting from preparation of the radioisotope, a compressor connected with the storage tank(s); an exhaust valve in connected with the storage tank(s); and a sound suppression device in connected with the exhaust valve. The sound suppression device can be configured as a supersonic muffler and attached to the outlet valve to diffuse the exhaust gases, thereby reducing risk of hearing damage.

Heat insulating material

A heat insulating material includes a central portion to cover a first base or a second base of an exhaust gas purifier of an engine, and a first rectangular portion and a second rectangular portion which have substantially rectangular shapes and which are connected to the central portion substantially symmetrically with respect to a center of the central portion. The second base is provided opposite to the first base. The first rectangular portion and the second rectangular portion are configured to cover a side surface of the exhaust gas purifier. The side surface connects the first base and the second base.

METHOD OF AND SYSTEM FOR DETERMINING TEXTURIZATION OF ROVINGS

Methods of and systems for quantifying a degree of texturization of fibrous materials, such as muffler fill materials, are disclosed. 1. A method of quantifying a degree of texturization of a fibrous material , the method comprising:providing a quantity of the fibrous material in a chamber;introducing air into the chamber at a predetermine flow rate;measuring a drop in pressure across the fibrous material at the flow rate;using the drop in pressure to calculate an effective fiber diameter of the fibrous material; andusing the effective fiber diameter to determine the degree of texturization of the fibrous material,wherein the degree of texturization is expressed as a ratio of an actual fiber diameter of the fibrous material to the effective fiber diameter of the fibrous material.2. (canceled)3. The method of claim 1 , wherein the degree of texturization is expressed as a percentage calculated by multiplying the ratio by 100.4. The method of claim 1 , wherein the actual fiber diameter is within the range of 8 μm to 40 μm.5. The method of claim 1 , wherein the chamber is one of a production muffler and a reference muffler.6. The method of claim 1 , wherein the fibrous material is texturized fiberglass.7. The method of claim 6 , wherein the texturized fiberglass is formed by feeding a fiberglass roving through a texturizing nozzle.8. The method of claim 1 , further comprising:feeding a fiberglass roving through a texturizing nozzle to form the fibrous material within a cavity of a muffler; andrelocating at least a portion of the fibrous material from the cavity to the chamber.9. The method of claim 1 , wherein the quantity of the fibrous material in the chamber has a fill density within the range of 80 g/L to 200 g/L.11. The system of claim 10 , wherein the first means is one of a production muffler and a reference muffler.12. The system of claim 10 , wherein the second means comprises a vacuum pump claim 10 , a flow valve claim 10 , and a flow meter.13. The system of ...

Engine Muffler Apparatus

An engine muffler apparatus for reducing noise and pollution from small gas engines such as those on landscaping tools includes an outer housing having a central neck extension with a principal aperture extending through to an outer housing cavity. The neck extension is selectively engageable with an exhaust of a small gas engine. The outer housing cavity has a plurality of vent apertures. An intake extension tube and a medial tube are coupled to the outer housing cavity. The medial tube has a medial cavity. A first filtering medium is coupled within the medial cavity and filters pollutants passing therethrough. A second filtering medium is coupled within the outer housing cavity outside of the medial tube and dampens sound waves passing through the apparatus from the exhaust. 1. An engine muffler apparatus comprising:an outer housing, the outer housing being cylindrical and having an outer top side, an outer bottom side, and an outer sidewall extending therebetween defining an outer housing cavity, the outer bottom side having a central neck extension, a principal aperture extending through the neck extension into the outer housing cavity, the neck extension being selectively engageable with an exhaust of a small gas engine, the outer top side having a plurality of vent apertures extending through to the outer housing cavity;an intake extension tube coupled to the outer housing, the intake extension tube having an intake sidewall and an intake top side, the intake sidewall being coupled to the outer bottom side within the outer housing cavity around the principal aperture and an intake top side, the intake extension tube having a plurality of intake apertures extending through the intake sidewall and the intake top side;a medial tube coupled to the outer housing, the medial tube having a medial sidewall and a medial top side defining a medial cavity surrounding the intake extension tube, the medial sidewall being coupled to the outer bottom side within the outer ...

Removal of contaminants from air for use in aircraft engines

A secondary air system for an aircraft engine comprises an air flow path communicating between a source of pressurized cooling air and an air consuming component. A filter is disposed in the air flow path upstream from the air consuming component. The filter has at least one of: openings of a size selected for capturing suspended particles; and a filter surface material for binding with chemical contaminants.

SILENCING APPARATUS AND METHOD FOR MANUFACTURING SILENCING APPARATUS

A silencing apparatus is provided with a shell, ventilation pipes communicating with the inside of the shell, insertion holes which are respectively formed in the shell so as to have sizes smaller than surrounding skirt parts and allow the ventilation pipes to be loosely inserted in, and partitions partitioning the inside of the shell. In the silencing apparatus, at least, a sound-absorbing chamber partitioned by the partition and positioned adjacent to the insertion hole is filled with a sound-absorbing fiber material, and a sound-absorbing fiber material filling gap between the insertion hole and the ventilation pipe is closed by an annular closing member. To provide a silencing apparatus allowing a sound-absorbing chamber to be filled with sound-absorbing fiber material without a gap, even in a complicated configuration having the inside of a shell partitioned by a partition.

Apparatus for controlling the temperature of a freezable operating/auxiliary medium

The invention relates to an apparatus for controlling the temperature of a freezable operating/auxiliary medium ( 12 ) which is stored in a reservoir ( 10 ) and is used for exhaust gas aftertreatment in compression ignition engines. An overmolding ( 22 ) on a heating element ( 56 ) forms a wall ( 50 ) of an intake duct ( 28 ) within a covering area ( 58 ).

Foamed and stretched plastic bottle

A foamed and stretched plastic bottle having, in the body portion thereof, a foamed region in which foamed cells are distributed, wherein, in at least a portion of the foamed region, the lengths of the foamed cells in the axial direction of the bottle are so distributed as to gradually decrease as the positions of the foamed cells shift from the outer surface side of the body portion toward the central portion thereof and then gradually increase as their positions shift from the central portion thereof toward the inner surface side thereof. The foamed and stretched plastic bottle of the invention exhibits excellent light-shielding property.

ENGINE WITH EXPLOSION PROTECTION

The exhaust system of a diesel engine includes components such as a turbocharger and an exhaust manifold which can have very high internal temperatures (e.g., any surface having a temperature above 135° C.). In accordance with the invention the components subject to the high temperatures are coated with at least a first layer of thermally insulating material and a second layer overlying the first layer to provide surface protection. So coated, the temperature of the outer coated surfaces of these components is brought below an undesirably high level. Also, selected ones of the components may be water cooled and/or have a fitted jacket and/or be placed within an explosion proof enclosure. The input fuel line may also include a magnetic explosion proof fuel economizer to control the combustion process and reduce the internal temperature. 1. An explosion protection system , for an engine having an exhaust output at which high temperature gases are discharged , comprisinga turbocharger and an exhaust manifold coupled to each other and to the exhaust output of the engine;a first coat of thermal insulation material applied to the outer surfaces of said turbocharger and said exhaust manifold; anda second coat of surface protecting material applied over the first coat to protect the first coat from being scratched or damaged; wherein said first and second coats function to decrease the temperature along the outside coated surfaces of said turbocharger and said exhaust manifold below a predetermined level.2. An explosion protection system as claimed in claim 1 , wherein said engine exhaust output claim 1 , said turbocharger and said exhaust manifold are coupled to each other via piping and wherein said piping is covered by a first coat of thermal insulation material applied to the outer surfaces of said piping and by a second coat of surface protecting material applied over the first coat to protect the first coat from being scratched or damaged; wherein said first and ...

Heat exchanger of an internal combustion engine

A heat exchanger ( 18 ) is provided for an internal combustion engine ( 1 ) for heat transfer between a gas stream ( 8 ) and a working medium stream ( 10 ). The heat exchanger ( 18 ) comprises a housing ( 28 ), which encloses a gas path ( 38 ), and with at least one spiral tube ( 29 ), which carries a working medium path ( 30 ) and which is arranged in the gas path ( 38 ) and which extends helically in relation to the central longitudinal axis ( 31 ) of the housing ( 28 ). Increased fatigue strength is achieved with an elastic outer mounting layer ( 32 ). The elastic outer mounting layer ( 32 ) is arranged between the housing ( 28 ) and the at least one spiral tube ( 29 ).

EXHAUST MANIFOLD AND METHOD OF COATING THE SAME

An exhaust manifold may include a main body provided with a plurality of branching passages communicating with a vehicle engine and provided with a single passage communicating with an exhaust canister, the branching passages merging with the single passage; and a coating layer coated on an internal surface of the main body forming the branching passages and the single passage, the coating layer including an aerogel. 1. An exhaust manifold comprising:a main body provided with a plurality of branching passages communicating with a vehicle engine, and provided with a single passage communicating with an exhaust canister, the branching passages merging with the single passage; anda coating layer coated on an internal surface of the main body forming the branching passages and the single passage, the coating layer including an aerogel.2. The exhaust manifold of claim 1 , wherein the main body includes:an upper portion provided with a first curved surface on a bottom surface thereof by being curved upwardly at a location corresponding to a location where the branching passages and the single passage are provided, and provided with a first bonding surface between the plurality of the branching passages; anda lower portion provided with a second curved surface on a top surface thereof by being curved downwardly, forming the branching passages and the single passage by being coupled with the upper portion, and provided with a second bonding surface between the plurality of the branching passages to contact with the first bonding surface,wherein the coating layer is coated along the first curved surface and the second curved surface to have a predetermined thickness.3. The exhaust manifold of claim 1 , whereinthe coating layer further includes an additive to improve adhesion, wherein particles form the aerogel cluster on the internal surface of the main body.4. The exhaust manifold of claim 3 , whereinthe coating layer is in a multilayer structure formed by repeatedly ...

Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device

A tubular member for an exhaust gas treatment device according to at least one embodiment of the present invention includes: a tubular main body made of a metal; and an insulating layer formed at least on an inner peripheral surface of the tubular main body. The insulating layer contains glass containing a crystalline substance, and the insulating layer has a porosity of from 1% to 12%.

Method for manufacturing a vehicle muffler

A method for manufacturing a vehicle muffler includes: forming a tubular body ( 6; 91, 92 ) from a nonwoven fabric ( 2; 2 A, 2 B) composed of inorganic fibers ( 11 ) each being in a filament form; inserting and installing the tubular body ( 6 ) as a sound-absorbing material into a space (S) between an inner pipe ( 72; 81 ) and an outer pipe ( 71; 821, 822 ) of an inner-outer double pipe constituting a vehicle muffler. The tubular body ( 6 ) may be obtained by applying a binder ( 3 ) to one surface ( 2 a ) of the nonwoven fabric ( 2 ), then rolling the nonwoven fabric ( 2 ) into a tubular shape with the surface ( 2 a ) having the binder ( 3 ) applied thereto facing inward, infiltrating additional binder ( 3 ) into an outer peripheral surface of the tubular-shaped nonwoven fabric ( 2 ), and then heating the tubular-shaped nonwoven fabric ( 2 ) to a predetermined temperature to harden the binder ( 3 ).

AIR OUTLET SOUND ABSORBER FOR A ROTATING ELECTRICAL MACHINE

A rotating electrical machine such as a generator has a rotor disposed within a rotor housing and an air flow path passing from the rotor housing to and through a silencer to an exhaust. The silencer comprises at least one air flow path disposed adjacent at least one sound absorbing column, the column comprising a first portion having a first sound absorbing material therein and a second portion having a microperforated panel (MPP) and a resonator cavity. The second portion comprises a reactive sound absorbing unit which can be specifically tuned to suppress aero-acoustic noise generated by ventilation slots in the rotor, typically peaks at 100 Hz or 120 Hz. 1. A rotating electrical machine comprising:a rotor disposed within a rotor housing;an air flow path passing from the rotor housing to and through a silencer to an exhaust,the silencer comprising at least one air flow path disposed adjacent at least one sound absorbing column, the column comprising a first portion having a first sound absorbing material therein and a second portion having a microperforated panel (MPP) and a resonator cavity.2. The rotating electrical machine of in which the silencer comprises the at least one air flow path defined between two of the sound absorbing columns.3. The rotating electrical machine of in which the sound absorbing column further includes a third portion having sound absorbing material therein.4. The rotating electrical machine of having a second MPP in the resonator cavity.5. The rotating electrical machine of in which the resonator cavity is divided into plural compartments transverse to the direction of the air flow path past the column.6. The rotating electrical machine of in which the resonator cavity is divided into plural compartments having different depths.7. The rotating electrical machine of in which the second portion of the column is tuned for a peak absorption between 80 and 180 Hz claim 1 , or more particularly between 100 and 120 Hz.8. The rotating ...

NOISE MUFFLER FOR AN AIR MOVING DEVICE

A noise muffler for an air moving device can include a housing with a housing inlet, a housing outlet, and at least a first foam component and a second foam component. The first foam component and the second foam component are placed within a cavity of the housing and define an air passageway. The first foam component and the second foam component redirect air flow through the cavity in three dimensions in order to muffle noise generated by the air moving device. 1. A noise muffler for an air moving device , the noise muffler comprising:a housing defining a cavity;a housing inlet;a housing outlet;a first foam component within the housing; anda second foam component within the housing, wherein the first foam component and the second foam component are configured to redirect an air flow through the cavity of the noise muffler in three dimensions.2. The noise muffler of claim 1 , wherein the first foam component and the second foam component comprise one of melamine and urethane.3. The noise muffler of claim 1 , wherein the first foam component and the second foam component define an air channel through which the air flow passes.4. The noise muffler of claim 3 , wherein the entirety of the air channel through the first foam component and the second foam component is surrounded by foam material.5. The noise muffler of claim 1 , further comprising a third foam component.6. The noise muffler of claim 5 , wherein the third foam component has a cross-sectional shape of a rectangle.7. The noise muffler of claim 1 , wherein the first foam component comprises a first opening and a second opening.8. The noise muffler of claim 7 , wherein the second foam component comprises a third opening and a fourth opening.9. The noise muffler of claim 8 , wherein the air flow enters the housing inlet claim 8 , passes through the first opening claim 8 , the second opening claim 8 , the third opening claim 8 , and the fourth opening claim 8 , and then exits through the housing outlet.10. The ...

Exhaust pipe

A pipe ( 11 ), carrying exhaust gas, of an exhaust system ( 1 ) of an internal combustion engine ( 9 ), with a tubular body ( 15 ) carrying exhaust gas, and with at least one attachment part ( 12 ) separate with respect to the tubular body ( 15 ), which is added laterally to the tubular body ( 15 ) so that externally on the tubular body ( 15 ) a cavity ( 13 ) is arranged delimited at least partially by the attachment part ( 12 ), which extends in the circumferential direction ( 14 ) of the tubular body ( 15 ) over less than 360°.

Apparatus And Method Of Producing Insulation Preform With Graded Porosity

The present disclosure provides a method of producing an insulation preform having graded porosity for an exhaust treatment component of a vehicle. The method includes obtaining a first granular insulating material having a first diameter, a second granular insulating material having a second diameter less than the first diameter, an inorganic binder, and water. The method further includes producing a slurry comprising the first granular insulating material, the second granular insulating material, the inorganic binder, and water. The slurry is introduced into a mold having at least one surface adapted for vacuum extraction. A liquid phase of the slurry is evacuated from the mold using vacuum extraction to produce a moist preform. The moist preform has graded porosity such that a greater concentration of the second insulation material is adjacent to the at least one surface than the first insulating material. The moist preform is heated to produce the insulation preform. 1. A method of producing an insulation preform having graded porosity for an exhaust treatment component of a vehicle , the method comprising:obtaining a first granular insulating material having a first diameter, a second granular insulating material having a second diameter less than the first diameter, an inorganic binder, and water;producing a slurry comprising the first granular insulating material, the second granular insulating material, the inorganic binder material, and the water;introducing the slurry into a mold having at least one surface adapted for vacuum extraction; andevacuating a liquid phase of the slurry from the mold using vacuum extraction to produce a moist preform having graded porosity such that a greater concentration of the second insulating material is adjacent to the at least one surface than the first insulating material.2. The method of claim 1 , wherein the first and second granular insulating materials comprise perlite.3. The method of claim 1 , wherein the first ...

Muffler With Internally Supported Tuner

A muffler for receiving exhaust gas from a combustion engine is disclosed. The muffler includes a casing and a pipe. The casing includes a shell coupled to first and second end caps that cooperate to define an internal volume. The pipe is disposed within the internal volume and extends substantially a length of the shell. Each of the first and second end caps includes a circumferentially extending flange engaging an outer surface of the pipe to provide support for the pipe. Each circumferentially extending flange extends at an acute angle relative to a shell axis of the shell. Each circumferentially extending flange is coaxial along a pipe axis of the pipe. 1. A muffler for receiving exhaust gas from a combustion engine , the muffler comprising:a casing including a shell coupled to a first end cap and a second end cap that cooperate to define an internal volume; anda pipe disposed within the internal volume and extending substantially a length of the shell,wherein each of the first and second end caps includes a circumferentially extending flange engaging an outer surface of the pipe to provide support for the pipe, each circumferentially extending flange extending at an acute angle relative to a shell axis of the shell,wherein the circumferentially extending flanges are coaxially aligned along a pipe axis of the pipe.2. The muffler of claim 1 , further comprising a baffle disposed within the shell and cooperating with the shell to define a first chamber and a second chamber claim 1 , wherein a first section of the pipe extends through the first chamber and includes apertures formed along an entire length of the first section.3. The muffler of claim 2 , further comprising a tuner pipe extending from a second section of the pipe that extends through the second chamber claim 2 , wherein the tuner pipe is in fluid communication with the second chamber and an interior volume of the pipe.4. The muffler of claim 1 , wherein the pipe has first and second ends claim 1 , the ...

SYSTEMS FOR AND METHODS OF FILLING MUFFLERS WITH FIBROUS MATERIAL

Systems for and methods of evacuating air from a muffler while it is being filled with a fibrous material are disclosed. 1. A system for filling a cavity of a muffler with a fibrous material , the system comprising:a muffler body having a first open end and a second open end;a perforated insert;a texturizing nozzle; anda vacuum source;wherein the muffler body includes a baffle that divides at least a portion of the cavity of the muffler into a first chamber and a second chamber;wherein a pipe extends between the first chamber and the second chamber, the portion of the pipe in the first chamber lacking perforations;wherein the texturizing nozzle is operable to introduce compressed air and the fibrous material into the first chamber;wherein the perforated insert is operable to interface with the first open end of the muffler body to fit over a portion of the pipe in the first chamber; andwherein the vacuum source is operable to interface with the second open end of the muffler body to draw the compressed air from the first chamber, through the perforated insert, and into the pipe.2. The system of claim 1 , further comprising:a first member for interfacing with the first open end of the muffler body; anda second member for interfacing with the second open end of the muffler body;wherein the first member and the second member are operable to hold the muffler body in place therebetween.3. The system of claim 1 , wherein an outlet opening of the texturizing nozzle extends past the perforated insert and into the first chamber.4. The system of claim 1 , wherein an outlet opening of the texturizing nozzle extends through the perforated insert and into the first chamber.5. The system of claim 1 , wherein a first open end of the pipe is located in the first chamber;wherein a second open end of the pipe is located in the second chamber;wherein the perforated insert allows the compressed air in the first chamber to pass therethrough and into the first open end of the pipe; ...

THERMALLY INSULATED EXHAUST SYSTEM COMPONENTS

A component of an exhaust system for an internal combustion engine. The component comprises an exhaust system structure having an interior through which exhaust gases flow and an exterior, and a thermal insulating wrap for thermally insulating at least a portion of the exterior of the exhaust system structure. The thermal insulating wrap comprises an aqueous mixture comprising an inorganic binder and inorganic filler particles, and a fabric comprising inorganic fibers. The fabric is impregnated with the aqueous mixture so as to form a pliable binder wrap. The pliable binder wrap is wound completely around at least a portion of the exhaust system structure. It can be desirable for the component to further comprise at least one thermal insulator comprising inorganic fibers, where the thermal insulator is disposed between the pliable binder wrap and the exterior of the exhaust system structure. 1. A component of a system , where (a) a portion or all of the component exhibits or produces an external elevated temperature and the system needs to be thermally insulated to prevent or reduce the loss or transfer of heat from the component into the surrounding environment , (b) a portion or all of the component or something within the component is susceptible to being damaged by exposure to elevated temperatures , or (c) both (a) and (b) , said component comprising a system component structure; and a thermal insulating structure for thermally insulating at least a portion of said system component structure , with said thermal insulating structure comprising:a mixture comprising an inorganic binder, inorganic filler particles, and water; anda woven fabric comprising inorganic fibers in the form of a sheet- or mat-like structure, said woven fabric being impregnated with said mixture so as to form a pliable binder structure,wherein said pliable binder structure is positioned on at least a portion of said system component structure such that said pliable binder structure forms an ...

Thermal insulation member

A thermal insulation member is directly or indirectly sandwiched between a first object and a second object and thereby suppresses or interrupts heat transfer between the first object and the second object. The thermal insulation member comprises: a first main surface opposed to the first object; and a second main surface positioned on the opposite side from the first main surface and opposed to the second object. The thermal insulation member has a porous structure of ceramic having pores. ZrO 2 particles and different type material exist on surfaces of the ZrO 2 particles form a skeleton of the porous structure. The different type material includes at least one selected out of SiO 2 , TiO 2 , La 2 O 3 , and Y 2 O 3 .

Muffler

A muffler includes an exhaust pipe, a shell, and a cover. The exhaust pipe includes communication holes and is configured to allow an exhaust gas to flow through an interior of the exhaust pipe. The shell is disposed outside the communication holes to cover the communication holes. The cover has a tubular shape. The cover is disposed between the exhaust pipe and the shell. The cover is disposed at a distance, which is specified in advance, from the exhaust pipe.

Bag For Insertion Into A Cavity Of A Silencer, Which Cavity Is Intended For Sound Damping

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 ( 3 ). It is provided according to the invention that the cover consists of glass fibers and the filling is blown into the interior of the bag through the cover of the bag.

Composite exhaust isolators with reduced absorptivity

Methods and systems are provided for a coupling device. In one example, the coupling device may be formed of a composite material and positioned between an exhaust system and a vehicle chassis. The composite material may include aluminum particles dispersed in an elastomer matrix to reduce an overall thermal absorptivity of the composite material.

Exhaust Tube and Tuning Tube Assembly with Whistle Reduction Feature

A vehicle exhaust system component includes an exhaust tube defining an exhaust gas flow path, a side branch tuning tube connected to the exhaust tube at an interface, and a porous structure associated with the exhaust tube to reduce noise generated at the interface. In one example, the porous structure comprises a perforated orifice in the exhaust tube. In another example, the porous structure comprises a mesh screen or mesh sleeve.

ON-BOARD CO2 CAPTURE AND STORAGE WITH METAL ORGANIC FRAMEWORK

In general, this disclosure describes method of capturing and storing COon a vehicle. The method includes contacting an vehicle exhaust gas with one or more of a first metal organic framework (MOF) composition sufficient to separate COfrom the exhaust gas, contacting the separated COwith one or more of a second MOF composition sufficient to store the COand wherein the one or more first MOF composition comprises one or more SIFSIX-n-M MOF and wherein M is a metal and n is 2 or 3. Embodiments also describe an apparatus or system for capturing and storing COonboard a vehicle. 1. A method of capturing and storing COon a vehicle , comprising:{'sub': '2', 'contacting an vehicle exhaust gas with one or more of a first metal organic framework (MOF) composition, sufficient to separate COfrom the exhaust gas;'}{'sub': 2', '2, 'contacting the separated COwith one or more of a second MOF composition, sufficient to store the CO; and'}wherein the one or more first MOF composition comprises one or more SIFSIX-n-M MOF and wherein M is a metal and n is 2 or 3.2. The method of claim 1 , wherein the one or more second MOF composition comprises a soc-MOF analogue.3. The method of claim 1 , wherein the metal comprises zinc or copper.4. The method of claim 1 , wherein the metal comprises Cu claim 1 , Zn claim 1 , Co claim 1 , Mn claim 1 , Mo claim 1 , Cr claim 1 , Fe claim 1 , Ca claim 1 , Ba claim 1 , Cs claim 1 , Pb claim 1 , Pt claim 1 , Pd claim 1 , Ru claim 1 , Rh claim 1 , or Cd5. The method of claim 1 , wherein the SIFSIX-n-M composition comprises bidentate organic ligands.6. The method of claim 1 , wherein the SIFSIX-n-M composition comprises bidentate N-donor organic ligands.7. The method of claim 1 , wherein the SIFSIX-n-M composition comprises a SIFSIX-3-Cu metal organic framework.8. The method of claim 1 , wherein the SIFSIX-n-M composition comprises a SIFSIX-3-Zn metal organic framework.9. An apparatus for capturing and storing COon a vehicle claim 1 , comprising:{'sub': '2 ...

Inorganic Fibre Mats

A fibre mat, for example a monolith support mat or end cone insulator, the mat comprising inorganic fibres having a pressure retained value at 10 minutes at 900° C. of greater than 20 kPa; and preferably a binder. The inorganic fibres comprise X and Y and KO, the sum of which is greater than 95 wt. % wherein X is the sum of SiOand ZrOand Y is the sum of AlOand LaO, wherein ZrOand LaOis each present in up to 10 wt. % of the total weight of the inorganic fibres. 4. The mat according to claim 1 , wherein the inorganic fibres are amorphous.5. The mat according to claim 1 , wherein the inorganic fibres have a dissolution rate of at least 150 ng/cm/hr (saline at pH 4.5).6. The mat according to claim 1 , wherein the sum of the wt. % of SiOand AlOand KO in the inorganic fibre is greater than 96.0 wt. %.7. The mat according to claim 1 , wherein the sum of the wt. % of CaO and MgO and NaO in the inorganic fibre is less than or equal to 0.5 wt %.8. The mat according to claim 1 , wherein the pressure retained value at 10 minutes at 900° C. is greater than 30 kPa.9. The mat according to claim 1 , wherein the arithmetic mean diameter of the inorganic fibres is less than 10 μm.10. The mat according to claim 1 , wherein the Pressure retained at 10 minutes at 900° C./(Arithmetic mean diameter of fibre)is greater than 1.2.11. The mat according to claim 1 , further comprising an inorganic colloidal solution (e.g. colloidal silica and/or colloidal alumina) claim 1 , for example claim 1 , as a coating.12. The mat according to claim 1 , further comprising inorganic fillers and/or additives claim 1 , for example claim 1 , vermiculite claim 1 , colloidal solutions (e.g. silica and/or alumina claim 1 , alkali/alkaline earth silicates and aluminosilicates).13. The mat according to claim 1 , further comprising additional fibres selected from the group consisting of mullite claim 1 , alumina claim 1 , aluminosilicate and/or low biopersistent sol-gel fibres.14. The mat according to claim 13 , ...

MUFFLER INSERT, AND SYSTEMS, METHODS AND APPARATUS FOR MAKING

Sound-attenuating mufflers and muffler inserts, and systems and uses of such mufflers and muffler inserts. Continuous fiberglass roving is fed to a pneumatic jet head which fluffs the roving and presents the fluffed roving to a delivery wand at the exit end of the jet head. The delivery wand is moved along a predetermined three-dimensional path such that the wand delivery tip travels along a predetermined three-dimensional path inside a mold while-depositing fluffed fiberglass strands into the mold along the predetermined path. A terminal end portion of a liquid resin conduit is mounted to the fiberglass-dispensing wand, as part of the delivery tip, and drip-feeds liquid resin onto the fiberglass as the fiberglass is being deposited in the mold. The undulating, up and down movement of the delivery tip produces a wave-like undulating pattern in the appearance of the rovings in the resulting molded product. 1. A molded fiberglass-based sound attenuating muffler insert core comprising a generally shape-constant cured mixture of continuous fiberglass roving and cured liquid resin binder , said insert core having an outer surface configured to interface with an inside surface of a muffler shell into which said insert core is adapted to be assembled so as to provide fiberglass-based sound attenuation in such muffler when such muffler is fully assembled ,whereby such muffler insert core is adapted to maintaining a relatively constant shape configured to interface with such inside surface of such muffler shell,wherein said continuous fiberglass roving has been fluffed so as to reduce a density of such roving, and wherein said fluffed roving, in elevation view, of said insert core, exhibits a conspicuously wave-like, undulating pattern.2. A muffler insert core as in wherein portions of said fluffed roving deviate from the wave-like undulating pattern.3. A muffler insert core as in wherein portions of said fluffed roving randomly deviate from the wave-like undulating pattern. ...

Method and apparatus for filling silencer with glass fiber

There is provided a method for filling a silencer with glass fiber, for filling an internal space between a case and an inner pipe with glass fiber in a silencer in which a porous inner pipe penetrates through a pair of through holes in the case, the method including shifting the inner pipe in a penetrating direction from a normal position where the inner pipe is secured to the case, inserting a nozzle auxiliary portion into an interior of the case from a through hole opened by the inner pipe being shifted, supplying glass fiber into the interior of the case from a nozzle of a glass fiber supply machine connected to the nozzle auxiliary portion, and filling the internal space between the case and the inner pipe with glass fiber.

Apparatus, System, and Method for Assembly of an Exhaust Aftertreatment Component

An exhaust aftertreatment assembly for treating exhaust gas. According to various embodiments, a first housing has a first end and a second housing has a second end, the second end being coupled to the first end. At least one alignment bracket is coupled to the first housing proximate the first end. An annular gasket is supported on the at least one alignment bracket between the first and second ends. The at least one alignment bracket may comprise a base having a curved surface conforming to the interior surface of the housing, the base having a length that is less than a circumference of the interior surface. A stop arm extends substantially transversely from the base. A support arm extends substantially transversely from the stop arm and substantially parallel to the base. An insulation receiving space is defined between the base, stop arm, and support arm.

SYSTEM AND METHOD FOR INSULATING INDUSTRIAL ENGINES

Systems and methods for insulating large industrial engines. In various embodiments, the disclosure provides a blanket system including a blanket having three layers. The first layer is composed of ceramic fibers. The second layer is composed of fiberglass cloth and the third layer is composed of wire mesh. The blanket also has a first leading edge and an opposing second leading edge. The second leading edge is substantially parallel to the first leading edge. The blanket also includes a locking mechanism having a movable portion between aligned first and second stationary portions on an outer surface of the blanket. In an unlocked position, the movable portion is connected to the first stationary portion. In a locked position, the movable portion is connected to both the first and second stationary portions and the locking mechanism extends over the first and second leading edges. 1. A blanket system , comprising: a first layer composed of ceramic fibers,', 'a second layer composed of fiberglass cloth,', 'a third layer composed of wire mesh;', 'a first leading edge;', 'a second leading edge opposing and substantially parallel to the first leading edge; and, 'a blanket havinga locking mechanism having a movable portion between aligned first and second stationary portions on an outer surface of the blanket;wherein in an unlocked position, the movable portion is connected to the first stationary portion and in a locked position, the movable portion is connected to both the first and second stationary portions and the locking mechanism extends over the first and second leading edges.2. The system of claim 1 , further comprising an auxiliary pad having one or more locking mechanisms.3. The system of claim 1 , wherein the movable portion comprises a spring.4. The system of claim 1 , wherein the first and second stationary portions comprise a lacing hook.5. The system of claim 1 , wherein the first layer is composed of only inorganic material.6. The system of claim 1 , ...

Reservoir for gas treatment device having loose fill insulation and an associated method of use

An exhaust gas treatment device, which includes an outer layer, an inner layer that is at least in part disposed within the outer layer, and an insulation material disposed in an enclosed space between the outer layer and the inner layer, where at least one reservoir disposed with the insulation material is connected to the enclosed space and in fluid communication therewith and a manufacturing method that includes placing an insulation material into an enclosed space between an inner layer and an outer layer for an exhaust gas treatment device and placing the insulation material into a reservoir connected to the enclosed space and in fluid communication therewith.

BOARD CO2 CAPTURE AND STORAGE WITH METAL ORGANIC FRAMEWORK

In general, this disclosure describes method of capturing and storing COon a vehicle. The method includes contacting an vehicle exhaust gas with one or more of a first metal organic framework (MOF) composition sufficient to separate COfrom the exhaust gas, contacting the separated COwith one or more of a second MOF composition sufficient to store the COand wherein the one or more first MOF composition comprises one or more SIFSIX-n-M MOF and wherein M is a metal and n is 2 or 3. Embodiments also describe an apparatus or system for capturing and storing COonboard a vehicle.

DEVICE FOR CONTROLLING EXHAUST SOUND OF VEHICLE

A device for controlling an exhaust sound of a vehicle includes a sound tunnel mounted near a muffler and an exhaust pipe so as to transmit exhaust sound to an interior of a vehicle, a sound introduction hole formed in the sound tunnel, and a catalytic assembly mounted in the sound tunnel so as to clog the sound introduction hole, the catalytic assembly functioning to reduce high-frequency noise and to filter exhaust gas, thereby reducing high-frequency noise included in the exhaust sound transmitted to the interior of the vehicle and thereby filtering the exhaust gas so as to prevent introduction of the exhaust gas into the interior of the vehicle. 1. A device for controlling an exhaust sound of a vehicle , comprising:a sound tunnel mounted near a muffler and an exhaust pipe so as to transmit exhaust sound to an interior of the vehicle;a sound introduction hole formed in the sound tunnel; anda catalytic assembly mounted in the sound tunnel so as to clog the sound introduction hole, the catalytic assembly functioning to reduce high-frequency noise and to filter exhaust gas.2. The device of claim 1 , further comprising:an electronic variable valve mounted on the exhaust pipe so as to control a degree of opening of the exhaust pipe in response to a control signal from an electronic control unit (ECU) of an engine; andan on-off valve coaxially connected to a valve plate of the electronic variable valve so as to control a degree of opening of the sound introduction hole.3. The device of claim 2 , wherein the on-off valve includes a valve shaft coaxially connected to the valve plate of the electronic variable valve claim 2 , and a rotating plate integrally formed at an end of the valve shaft and having a control hole formed therethrough so as to control the degree of opening of the sound introduction hole.4. The device of claim 1 , wherein the catalytic assembly comprises:a catalytic carrier including a plurality of cells, which extend longitudinally;a high-frequency ...

THERMALLY INSULATED EXHAUST SYSTEM COMPONENTS

A component of an exhaust system for an internal combustion engine. The component comprises an exhaust system structure having an interior through which exhaust gases flow and an exterior, and a thermal insulating wrap for thermally insulating at least a portion of the exterior of the exhaust system structure. The thermal insulating wrap comprises an aqueous mixture comprising an inorganic binder and inorganic filler particles, and a fabric comprising inorganic fibers. The fabric is impregnated with the aqueous mixture so as to form a pliable binder wrap. The pliable binder wrap is wound completely around at least a portion of the exhaust system structure. It can be desirable for the component to further comprise at least one thermal insulator comprising inorganic fibers, where the thermal insulator is disposed between the pliable binder wrap and the exterior of the exhaust system structure. 1. A component of system , where (a) a portion or all of the component exhibits or produces an external elevated temperature and the system needs to be thermally insulated to prevent or reduce the loss or transfer of heat from the component into the surrounding environment , (b) a portion or all of the component or something within the component is susceptible to being damaged by exposure to elevated temperatures , or (c) both (a) and (b) , said component comprising a system component structure; and a thermal insulating wrap for thermally insulating at least a portion of said system component structure , with said thermal insulating wrap comprising:a mixture comprising an inorganic binder, inorganic filler particles, and water; anda fabric comprising inorganic fibers, said fabric being impregnated with said mixture so as to form a pliable binder wrap,wherein said pliable binder wrap is wound almost completely or at least once around at least a portion of said system component structure such that said pliable binder wrap forms an exposed surface of said component.2. The component ...

METHODS OF AND SYSTEMS FOR CONSTRAINING FIBROUS MATERIAL DURING FILLING OPERATION

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 within the muffler body. 1. A method of filling a muffler with a fibrous material , the muffler including a muffler shell having an inlet port and an outlet port , wherein the muffler shell comprises a first shell member and a second shell member , wherein at least one partition extends between the first shell member and the second shell member , and wherein at least one slot is formed in the first shell member above the partition , the method comprising:positioning the first shell member relative to the second shell member to form an open portion, a closed portion, and a space between an upper surface of the partition and the first shell member, the open portion defining a gap sufficient to allow a filling nozzle to fit between the first shell member and the second shell member at the open portion;holding the first shell member and the second shell member together such that the open portion, the closed portion, and the space are maintained;inserting a fluid delivery device into the muffler shell through the slot;inserting the filling nozzle into the muffler shell through the open portion;introducing a fluid into the space above the partition through the fluid delivery device;introducing the fibrous material into the muffler shell through the filling nozzle;removing the fluid delivery device from the muffler shell through the slot;removing the filling nozzle from the muffler shell through the open portion;releasing the first shell member and the second shell member;positioning the first shell member relative to the second shell member to remove the open portion and the space; andaffixing the first shell member to the second shell member.2. The method of claim 1 , wherein holding the first shell member and the second shell member ...

EXHAUST SUBSYSTEM WITH FIBER PIPE AND METHOD OF FORMING FIBER PIPE

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, and may define micro-pores on the interior of the pipe that aid in absorbing acoustic energy, and thereby attenuating exhaust noise. 1. An exhaust subsystem comprising:an exterior housing formed of polymer;a pipe carried by said exterior housing, that emits gases into said housing to attenuate sound;wherein said pipe is formed of a layered fibers formed at least partially of glass, and bound by an inorganic binder.2. The exhaust subsystem of claim 1 , wherein said fibers define a microporous inner surface of said pipe.3. The exhaust subsystem of claim 1 , wherein said fibers comprise calcium silicate.4. The exhaust subsystem of claim 1 , wherein said fibers comprise ceramics.5. The exhaust subsystem of claim 1 , wherein said layered fibers comprise braided fibers.6. The exhaust subsystem of claim 1 , wherein said inorganic binder is silica or silicate based.7. The exhaust subsystem of claim 1 , further comprising a fiber liner in said housing.8. The exhaust subsystem of claim 1 , wherein said pipe has been pre-molded on a molding core.9. The exhaust subsystem of claim 1 , further comprising sound insulating material within said housing to absorb energy from gasses emitted by said pipe into said housing.10. The exhaust subsystem of claim 9 , wherein said sound insulating material comprises glass fiber.11. The exhaust subsystem of claim 1 , further comprising an upstanding wall for supporting said pipe and a second pipe in said housing.12. The exhaust subsystem of claim 1 , wherein said housing has a generally oval cross-section claim 1 , and wherein said exterior housing if formed in at least two casing portions.13. A method of forming a pipe for use in an exhaust subsystem comprising forming and curing at least one layer comprising ...

FILTER FOR FILTERING PARTICULATE MATTER FROM EXHAUST GAS EMITTED FROM A COMPRESSION IGNITION ENGINE

A filter for filtering particulate matter (PM) from exhaust gas emitted from a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a wash coat comprising a plurality of solid particles comprising a molecular sieve promoted with at least one metal wherein the porous structure of the wash coated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. 1. A filter for filtering particulate matter (PM) from an exhaust gas , the filter comprising:a. a wall flow filter having inlet and outlet surfaces and a porous substrate between the inlet and outlet surfaces, wherein the porous substrate has pores of a first mean pore size,b. a first washcoat coated on the inlet and/or outlet surface of the porous wall flow substrate and within the wall flow substrate, wherein the first washcoat has a second mean pore size that is less than the first mean pore size,wherein the filter further comprises a layer of a second washcoat, wherein the first washcoat and second washcoat layer have different formulations and wherein substantially none of the second washcoat enters the wall flow substrate, andwherein at least one of the first and second washcoats comprise a metal selected from Cu, Fe, Ce, Pt, Pd, or Rh.2. The filter of claim 1 , wherein the second washcoat layer is coated on the outlet surface of the wall flow filter.3. The filter of claim 1 , wherein the second washcoat layer is coated on the outlet surface of the wall flow filter.4. The filter of claim 1 , wherein either one or both of the inlet and outlet surfaces of the wall flow filter comprise a plurality of washcoat layers comprising the first washcoat layer and the second washcoat layer.5. The filter of claim ...

Flexible Conduit Element

The present invention relates to a flexible conduit element 1 of an exhaust gas system for vehicles having combustion engines, comprising a bellows member defining within the bellows member a guiding channel guiding the exhaust gas of an inlet opening of the channel to an outlet opening thereof, and a thermal insulation means which comprises basalt material. Further, the present invention relates to an exhaust gas system comprising the flexible conduit element with said insulation means. 1. Flexible conduit element of exhaust gas systems for vehicles having combustion engines , comprising a bellows member defining a guiding channel within the bellows member guiding the exhaust gas of an inlet opening of the channel to an outlet opening thereof , and a thermal insulation means which comprises a basalt material.2. Flexible conduit element according to claim 1 , characterized in that the basalt material is provided as a band or fiber claim 1 , in particular a band or fiber which is drawn out of a melted basalt material.3. Flexible conduit element according to claim 1 , characterized in that the band or fiber from which the insulation means is comprised of is braided or woven to a cloth or fabric matrix and/or non-woven fabric matrix.4. Flexible conduit element according to claim 3 , characterized in that the braided and/or woven matrix claim 3 , defines recesses and/or loops.5. Flexible conduit element according to claim 1 , characterized in that the insulation means is flexible relative to and movable attached at the bellows member in a floating manner and/or comprises flexible recesses in its outer surface for improving the flexibility and thermal insulation of the insulation means.6. Flexible conduit element according to claim 4 , characterized in that the woven and/or braided matrix is at least partially covered at one side by a fire resistant layer claim 4 , which covers the recesses.7. Flexible conduit element according to claim 1 , characterized in that the ...

EXHAUST HEAT RECOVERY SYSTEM

An exhaust heat recovery system may include a muffler including a muffler case, a pipe through which exhaust gas flows, a baffle partitioning an internal space of the muffler case into a first space and a second space, and a valve mounted on an end portion of the pipe to change a direction in which the exhaust gas flows, and a heat exchanger mounted outside the muffler to fluidically-communicate with both the first and second spaces, allowing the exhaust gas to be introduced thereinto and to be discharged therefrom, the heat exchanger including a cooling channel through which cooling water flows, and heat exchange between the exhaust gas and the cooling water being performed in the heat exchanger. 1. An exhaust heat recovery system comprising:a muffler including a muffler case, a pipe through which exhaust gas flows, a baffle partitioning an internal space of the muffler case into a first space and a second space, and a valve mounted on a first end portion of the pipe to change a direction in which the exhaust gas flows; anda heat exchanger mounted outside the muffler to fluidically-communicate with the first and second spaces, to allow the exhaust gas to be introduced into the heat exchanger and to be discharged from the heat exchanger,wherein the heat exchanger includes a cooling channel through which cooling water flows, so that heat between the exhaust gas and the cooling water is exchanged in the heat exchanger.2. The exhaust heat recovery system according to claim 1 ,wherein a second end portion of the pipe extends through the baffle to be exposed to the second space in the muffler, and the valve is mounted to the second end portion of the pipe in the muffler.3. The exhaust heat recovery system according to claim 1 ,wherein the heat exchanger further includes an exhaust gas channel fluidically-communicating with the first and second spaces.4. The exhaust heat recovery system according to claim 3 ,wherein the exhaust gas channel and the cooling channel are ...

EXHAUST SOUND ATTENUATION DEVICE

An exhaust muffler for an internal combustion engine includes a housing. A plurality of partitions are disposed within the housing, defining a plurality of chambers. An inlet pipe and an outlet pipe are also disposed within the housing and both the inlet and outlet pipes include a perforated region. The perforated region permits fluid communication between the inlet pipe, outlet pipe and the plurality of chambers. To attenuate engine noise, the perforated regions of the inlet and outlet pipes are positioned at opposite ends of the housing, forcing the exhaust gas to pass through each of the plurality of partitions and chambers, thereby damping the sound waves with minimum effect on engine back pressure levels. Alternatively, the perforated regions of the inlet and outlet pipes may be aligned in a cross-flow chamber. 1. An exhaust muffler for an internal combustion engine , comprising:a housing including an exterior wall, a concentric interior wall, a first end cap and a second end cap opposite the first end cap;a plurality of partitions disposed within the housing defining a plurality of chambers;an inlet pipe disposed within the interior wall and extending through the first end cap, through the plurality of partitions, through the plurality of chambers, and through the second end cap, a portion of the inlet pipe being perforated; andan outlet pipe disposed within the interior wall and extending through the second end cap, through the plurality of partitions, through the plurality of chambers, and through the first end cap, a portion of the outlet pipe being perforated.2. The exhaust muffler of claim 1 , further including an inlet plug installed in the inlet pipe proximate the second end cap claim 1 , and an outlet plug installed in the outlet pipe proximate the first end cap.3. The exhaust muffler of claim 2 , wherein the perforated portion of the inlet pipe is located proximate the inlet plug and the perforated portion of the outlet pipe is located proximate the ...

SYSTEMS FOR AND METHODS OF FILLING MUFFLERS WITH FIBROUS MATERIAL

Systems for and methods of evacuating air from a muffler while it is being filled with a fibrous material are disclosed. 115-. (canceled)16. An insert for use in filling a muffler cavity with a fibrous material , the insert comprising:a body having a lower surface and one or more side walls extending from the lower surface to define an insert cavity;wherein the body has a size and shape to at least partially fit within the muffler cavity;wherein the lower surface of the body includes a pipe opening, the pipe opening having a size and shape for an end of a pipe fixed within the muffler to pass through and into the insert cavity; andwherein the lower surface of the body includes a plurality of perforations, the perforations having a size to allow air to pass through but to prevent the fibrous material from passing through.17. The insert of claim 16 , wherein the body further includes an upper surface that encloses the insert cavity.18. The insert of claim 16 , wherein the lower surface of the body includes a plurality of the pipe openings.19. The insert of claim 16 , further comprising a hollow post that extends from the lower surface of the body to approximately the height of the side walls.20. The insert of claim 16 , wherein an outer circumference of the body conforms to an inner circumference of the muffler cavity.21. The insert of claim 20 , wherein the lower surface of the body includes a nozzle opening claim 20 , the nozzle opening having a size and shape for a filling nozzle to pass through and into the muffler cavity.22. A system for filling a cavity of a muffler with a fibrous material claim 20 , the system comprising:a perforated member for inserting into the cavity of the muffler;a holding member for affixing the muffler and the perforated member relative to one another;a filling nozzle for delivering the fibrous material into the cavity of the muffler; anda vacuum source for evacuating air from the cavity of the muffler,wherein the perforated member ...

FLUID INJECTORS FOR HOT FLOW

A fluid injector for injecting an injection fluid into a hot flow can include a flow structure defining an injection flow channel and configured to extend at least partially into a flow path to introduce the injection fluid into the hot flow in the flow path. The flow structure can include one or more heat resistance features to protect the flow structure and the fluid from heat of the hot flow. 1. A fluid injector for injecting an injection fluid into a hot flow , comprising:a flow structure defining an injection flow channel and configured to extend at least partially into a flow path to introduce the injection fluid into the hot flow in the flow path, wherein the flow structure includes one or more heat resistance features to protect the flow structure and the fluid from heat of the hot flow.2. The fluid injector of claim 1 , wherein the fluid injector is configured to spray a selective catalytic reduction (SCR) fluid for at least partially causing a catalytic reaction within the hot flow.3. The fluid injector of claim 2 , wherein the flow path is a diesel exhaust channel claim 2 , wherein the hot flow is diesel exhaust claim 2 , wherein the SCR fluid is diesel exhaust fluid (DEF) such that the injector is a diesel exhaust fluid (DEF) injector configured to spray DEF into the diesel exhaust.43. The fluid injector claim 2 , wherein the flow structure includes a base claim 2 , a stem extending from the base claim 2 , and an injector head at a distal end of the stem.5. The fluid injector of claim 1 , wherein the stem is configured to extend the injector head into a center of the flow path.6. The fluid injector of claim 1 , wherein the one or more heat resistance features includes active cooling.7. The fluid injector of claim 6 , wherein the structure defines a cooling channel enclosed therein and configured to circulate a cooling fluid from an inlet on the base claim 6 , through the stem claim 6 , to the injector head claim 6 , and back through the stem to an outlet ...

Catalytic converter having plural reaction stages with temperature-comparing means therein

A catalytic converter for controlling unburned emissions from automotive exhaust gases includes a reactor chamber having inlet and outlet openings for passage of the exhaust gases therethrough. Oxidizing catalyst devices are distributed along the reactor chamber between the inlet and outlet openings for contact by exhaust gases flowing therethrough. Secondary air feed means is provided for feeding secondary air into the reactor chamber at a plurality of spaced-apart locations between the inlet and outlet openings. The secondary air feed means includes a conduit extending in a tortuous path through the reactor chamber for pre-heating secondary air flowing through the conduit prior to discharge into the reactor chamber. The flow rate and distribution of secondary air are arranged to prevent overheating of the catalyst. Malfunction of the converter is detected by comparing temperatures in the last two stages or by sensing the absolute temperature of the last stage.

气流消音器

一种用于减小气体排放时发出的噪音的消音器包括一管状气流件,它有一侧壁、一和气源相连的第一开口端、一关闭的第二端和一设在侧壁上用于从该气流件的内部通过气体的开孔。有一多孔的降噪件至少在侧壁上的第一开孔位置包围管状气流件。有一壳体包围了降噪件,并设有一通过气体用的开孔,该开孔和气流件上的开孔沿外圆周面彼此隔开。在一实施例中,降噪件可是一包绕于管状气流件的金属丝网。

微球体在废气处理装置安装垫中的用途

本申请涉及一种用于废气处理装置(10)的安装垫(20)，所述安装垫包含无机纤维、有机粘结剂、耐高温无机微球体和可选的膨胀性材料。所述废气处理装置(10)包括壳体(12)、弹性安装在壳体(12)内的易碎催化剂支撑结构(18)和布置在壳体(12)与易碎催化剂支撑结构(18)之间的间隙中的安装垫(20)。

Catalytic converter and particulate filter for exhaust systems

내용 없음. No content.

Purifier for removing particle from exhaust gas of internal combustion engine

用于排气系统装置的排气流绝热体

一种排气系统装置包括：一个液体冷却的非铁的壳体，该壳体包括一个液体冷却通道并且限定了一个用于排气的路径；以及一个排气流绝热体，该排气流绝热体被携带在该壳体的排气路径之中以便通过该壳体传送排气来限制从排气到该壳体的热传递。

Vehicle engine muffler

FIELD: transport engineering; engines for automotive vehicles. SUBSTANCE: muffler has housing made in form of two half- envelopes with length and width exceeding their depth. Exhaust pipeline passing inside housing is enclosed by filler material. Two ends of exhaust pipeline are reliably secured on housing, and exhaust pipeline is in contact only with filler material in housing inner space. Muffler has plate which passes depthwise between envelopes without contact with pipeline and connects lower portion of envelope halves. EFFECT: enlarged operating capabilities and enhanced reliability. 4 cl, 5 dwg ‘гос ПЧ Го (19) (51) РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ ВИ 2101 515 ^^ С1 МК” р 01 м 7/18, 1/24 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 93005001106, 05.11.1991 (30) Приоритет: 09.11.1990 ЗЕ 9003571-8 (46) Дата публикации: 10.01.1998 (56) Ссылки: ГЕ, заявка, 3238638, кл. Е 01 М 7,18, 1984. (86) Заявка РСТ: ЗЕ 91100745 (05.11.91) (71) Заявитель: АБ Вольво (3Е) (72) Изобретатель: Урбан Кулландер[3Е], Карл Бергквист[3Е] (73) Патентообладатель: АБ Вольво ($Е) (54) ГЛУШИТЕЛЬ ДВИГАТЕЛЯ ТРАНСПОРТНОГО (57) Реферат: Использование: изобретение относится к глушителю шума двигателя транспортного средства. Сущность изобретения: глушитель содержит корпус, выполненный в виде двух половинных оболочек, имеющих длину и ширину, превышающие их глубину. Выхлопной трубопровод проходит внутри корпуса и окружен материалом наполнителя. Два конца выхлопного трубопровода надежно прикреплены к корпусу, а выхлопной трубопровод контактирует ТОЛЬКО С материалом наполнителя во внутренней СРЕДСТВА полости корпуса. Глушитель содержит пластину, которая проходит в направлении глубины между оболочками без касания выхлопного трубопровода и соединяет нижние части половинных оболочек. 3 з. п. ф-лы, 5 ИЛ. 1 ‚(У А 1 . 11 ` т | = = 9. ды 2101515 С1 КО ‘гос ПЧ ГЭ КУЗЗАМ АСЕМСУ ГОК РАТЕМТ$ АМО ТКАОЕМАКК$ (19) 13) ВИ “” 2101 515' (5) 21° р 04а М 71718, 1/24 СЛ 12) ...

Inorganic fiber molded body and method for producing the same

Inorganic fiber molded body and manufacturing method therefor

本发明提供在绝热材料或垫等用途中加工时能够容易地控制厚度、面密度、并且作业性、处理性优异、另外不使作业环境恶化的无机纤维成型体。该无机纤维成型体是由无机纤维的垫状聚集体构成且实施了针刺处理的无机纤维成型体。垫面的针刺密度超过50根/cm 2 ，并且满足下述(1)～(3)中的一个以上。(1)长度方向的截面A与宽度方向的截面B中预定宽度W的区域中观察到的各经纱束的根数N A 、N B 之比N A /N B 比为0.5以下。(2)厚度方向的截面中观察到的经纱束的宽度为0.3mm以下。(3)垫面上的任意3mm×3mm面积的全部区域内存在针迹。

Insulated double-walled exhaust system component and method of making the same

本发明涉及一种双壁排气系统部件及其制造方法，所述双壁排气系统部件具有设置在内管和外管之间的中空陶瓷微球。所述中空陶瓷微球具有如下粒度分布，其中，基于总体积，至少90％的所述中空陶瓷微球具有小于150微米的尺寸。

Muffler for vehicle

본 발명은 차량용 소음기에 관한 것으로, 배기가스의 배기소음과 기류음 및 부밍소음 등을 크게 저감시킬 수 있어서 외형적 크기를 콤팩트하게 형성할 수 있게 되므로 소형 차량에도 적용이 가능하게 되고, 단열성능 향상에 의해 차량의 열해로부터 효과적으로 보호받을 수 있어서 내구성이 크게 향상되며, 배기가스 배출파이프가 제1,2배기가스 배출파이프(51,52)로 이루어진 듀얼(dual) 파이프로 구성되면서 동시에 출구단이 후방 범퍼(60)의 중앙하부에 위치하여서 외부로 노출되게 설치됨에 따라 소비자에게 다이나믹하고 파워풀한 이미지 및 세련된 이미지를 강하게 어필할 수 있게 됨으로써 차량의 상품성을 크게 향상시킬 수 있도록 된 것이다. The present invention relates to a vehicle silencer, it is possible to greatly reduce the exhaust noise, air flow noise and booming noise of the exhaust gas, so that it can be formed in a compact size, it is possible to apply to small vehicles, improve the insulation performance It can be effectively protected from the heat damage of the vehicle, and the durability is greatly improved. The exhaust gas exhaust pipe is composed of dual pipes composed of the first and second exhaust gas exhaust pipes 51 and 52, and at the same time the outlet end is rearward. Located in the lower center of the bumper 60 is installed to be exposed to the outside, it is possible to strongly appeal to the consumer dynamic and powerful image and sophisticated image to greatly improve the commerciality of the vehicle.

A silencer with incorporated catalyst

Silencer with built-in catalyser which utilises a given total space optimally for simultaneous sound attenuation and catalytic treatment of gases, e.g. exhaust gases from internal combustion engines. The silencer with built-in catalyser comprises a casing (1) connected to an inlet pipe (2) and to an outlet pipe (3), a sound attenuation compartment (4), a downstream catalytic body (5), a flow-area widening diffuser element (6) extending from the inlet pipe and contained within the compartment, and a cross-plate (7) which is positioned between the diffuser element and the catalytic body and from which the flow is distributed evenly across the inlet to the catalytic body. At least two openings (8) are provided between the diffuser element and the catalytic body, at least one such opening (9) providing a communication to the sound attenuation compartment and at least two such openings (10) being pervaded by gas flows.

SILENCER

Mat material, exhaust gas treating apparatus, and muffler

개시된 매트 재료는 적절한 층간 강도 그리고 개선된 취급성을 제공한다. 매트 재료는 무기 섬유 그리고 니들링 공정에 의해 형성되는 복수개의 니들 트레이스를 포함한다. 제1 표면으로부터 연장하는 니들 트레이스들 중 적어도 일부가 매트 재료의 두께의 1/2보다 크고 그 두께보다 작은 관통 깊이(D)를 갖는다. 제2 표면으로부터 연장하는 니들 트레이스들 중 적어도 일부가 매트 재료의 두께로부터 관통 깊이(D)를 감산함으로써 얻어지는 수치보다 큰 깊이에 도달한다. 무기 섬유 다발의 어떠한 돌출부도 제1 표면으로부터 연장하는 니들 트레이스로부터 연장하는 선 상에 있는 제2 표면 상의 위치에서 그리고 제2 표면으로부터 연장하는 니들 트레이스로부터 연장하는 선 상에 있는 제1 표면 상의 위치에서 실질적으로 존재하지 않는다. 매트 재료, 무기 섬유, 니들 트레이스, 관통 깊이, 돌출부

Filter for removal of exhaust gas particles released from ice with forced ignition

FIELD: process engineering. SUBSTANCE: invention relates to filter for processing solid particles of exhaust gases of whatever combustion process. Filter comprises porous bed with intake and discharge surfaces. Note here that said surfaces are separated by porous structure with pores of the first average size. Note also that said porous structure is coated with coating including multiple solid particles. Note that porous substrate porous structure comprises pores of second average size smaller than that of the first average size. Mind that said coating is a catalytic coating selected from the group consisting of hydrocarbon trap, three-component catalyst, NO x absorber, oxidising catalyst, catalyst of selective catalytic reduction and catalyst for lean NO x . Note also that three-component catalyst comprises platinum and rhodium, palladium and rhodium or platinum, palladium and rhodium on substrate of oxide with high surface area, and component for oxygen store. EFFECT: efficient cleaning. 35 cl, 6 dwg, 7 tbl, 7 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 529 532 C2 (51) МПК B01D 53/94 (2006.01) B01J 29/04 (2006.01) B01J 35/04 (2006.01) B01J 35/10 (2006.01) F01N 3/035 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2011139134/05, 26.02.2010 (24) Дата начала отсчета срока действия патента: 26.02.2010 Приоритет(ы): (30) Конвенционный приоритет: (72) Автор(ы): АРНОЛЬД Луиз Клер (GB), БРИСЛИ Роберт Джеймс (GB), ГРИНВЭЛЛ Дэвид Роберт (GB), МОРГАН Кристофер Гоф (GB) R U (73) Патентообладатель(и): ДЖОНСОН МЭТТИ ПАБЛИК ЛИМИТЕД КОМПАНИ (GB) 26.02.2009 GB 0903262.4; 24.12.2009 GB 0922612.7 (43) Дата публикации заявки: 10.04.2013 Бюл. № 10 (56) Список документов, цитированных в отчете о поиске: JP 09-173866 A, 08.07.1997. US 2008/ 0202107 A1, 28.08.2008. DE 10 2004 040549 A1, 23.02.2006. JP 2007-144371 A, 14.06.2007. RU 2007117927 A, 20.11.2008 (86) Заявка PCT: GB 2010/050334 (26.02.2010) C 2 C 2 (85) Дата ...

Filter for filtering particulate matter from exhaust gas emitted from a positive ignition engine

본 발명은, 입구 표면 및 출구 표면을 갖는 다공성 기재를 포함하고, 여기서 입구 표면은 제1 평균 기공 크기의 기공을 보유하는 다공성 구조에 의해 출구 표면으로부터 분리되어 있고, 다공성 기재는 복수의 고체 입자를 포함하는 워시코트로 코팅되어 있으며, 워시코팅된 다공성 기재의 다공성 구조는 제2 평균 기공 크기의 기공을 보유하고, 제2 평균 기공 크기는 제1 평균 기공 크기보다 작은, 강제 점화 엔진으로부터 배출되는 배기 가스로부터 미립자 물질 (PM)의 여과를 위한 필터에 관한 것이다. The present invention comprises a porous substrate having an inlet surface and an outlet surface wherein the inlet surface is separated from the outlet surface by a porous structure having pores of a first average pore size and the porous substrate comprises a plurality of solid particles Wherein the porous structure of the washcoated porous substrate has pores of a second average pore size and the second average pore size is less than a first average pore size, To a filter for filtering particulate matter (PM) from a gas.

Apparatus and method for sound attenuation unit

(57)【要約】 本発明は、流れているガス流に由来の音を減らすための音減衰ユニット（３）用の装置に関し、この装置は、以下を有する：該ガス流用の第一流路（４、５、６）および第二流路（４、８、６）；および切換装置（７、１１）であって、この切換装置は、それぞれ、第一流路（４、５、６）および第二流路（４、８、６）に沿って、このガス流の案内を交替させるためにある。本発明は、以下により、特徴付けられる：それは、および検出装置（１２）を有し、この検出装置は、該ガス流の圧力を検出するためにあること；切換装置（７、１１）は、調節可能スロットル（７）を有し、この調節可能スロットルは、所定限度値（Ｐ 0 ）より低い圧力が検出されたとき、第一流路（４、５、６）を遮断するためにあり、ここで、このガス流は、第二流路（４、８、６）を通って案内され、そしてスロットル（７）は、もし、該限度値（Ｐ 0 ）を超えると、開くように適合されており、ここで、このガス流は、第一流路（４、５、６）に沿って案内される。本発明によって、車両のマフラー用に、改良した調節可能装置が提供され、該装置は、効果的な音吸収、小さな実装容量および高いエンジン速度中の低い背圧を提供する。

Mounting mat with high temperature seal

본 발명은 고온 밀봉재를 지닌 내열성이 우수한 물결형 금속 금망 장착용 매트에 관한 것이다. 상기 장착용 매트는 촉매 전환기 및 디젤 미립자 트랩을 구성하는데 유용하다.

Sheet member and exhaust gas purifying device

유지 시일재 및 배기 가스 처리 장치 Retaining sealant and exhaust gas processing device 소정의 위치에 용이하게 장착될 수 있는 조립성이 뛰어난 시트 부재 및 이러한 시트 부재를 포함하는 배기 가스 정화 장치를 제공한다. Provided are a sheet member excellent in assemblability that can be easily mounted at a predetermined position, and an exhaust gas purifying apparatus including the sheet member. 본 발명에 있어서, 시트 부재 내에서 실질적으로 서로 대향하는 제 1 및 제 2 표면이 시트 부재의 두께 방향으로 수직하는 무기 섬유를 포함하는 시트 부재를 제공한다. 상기 제 1 표면은 적어도 오목부와 볼록부를 포함하고, 상기 제 1 표면의 오목부와 볼록부의 최대 차이 (최대 요철 차이) h 는 0.4mm ≤ h ≤ 9mm 이다. In the present invention, there is provided a sheet member comprising inorganic fibers in which the first and second surfaces substantially opposed to each other in the sheet member are perpendicular to the thickness direction of the sheet member. The first surface includes at least a concave portion and a convex portion, and the maximum difference (maximum unevenness difference) h of the concave portion and the convex portion of the first surface is 0.4 mm ≤ h ≤ 9 mm. 이러한 시트 부재에 있어서, 제 1 표면에 형성된 요철에 의해, 제 1 표면이 다른 부재와 접촉하도록 위치하는 경우, 상기 시트 부재와 다른 부재 사이의 접촉 면적이 작아지기 때문에, 상기 시트 부재가 다른 부재에 대하여 수평으로 움직이는 경우, 발생하는 마찰력이 감소한다. In such a sheet member, when the first surface is placed in contact with another member due to the unevenness formed on the first surface, the contact area between the sheet member and the other member is reduced, so that the sheet member is connected to the other member. When moving horizontally with respect to each other, the frictional force generated decreases. 시트 부재, 배기 가스 정화 장치. Seat member, exhaust gas purification device.

Method for manufacturing basalt fiber

本发明涉及用于制造玄武岩长丝的方法。玄武岩长丝用这种方式制造，以便纤维直径可以控制，并且长丝在卷绕步骤期间不断裂。网络形成体和玻璃改性体被相对于玄武岩矿石形成和保持，并阻止结晶作用和玄武岩纤维的粘合，从常规750℃到850或900℃而大大改善了玄武岩纤维的耐热性能，及相对常规产品达到显著的成本降低。方法包括以下步骤：将玄武岩岩石磨碎成一种材料；洗涤最终获得的磨碎的岩石；熔化已经洗过的磨碎的岩石；将熔融产品转变成纤维；及用准直的方式拉伸纤维，并将纤维卷绕。在熔化步骤中熔融产品的温度为1400－1650℃，及logη为2.15－2.35dPa.s，而优选的是2.2－2.3dPa.s，此外η是熔融产品的粘度。

Insulated double-walled exhaust system component and method of making the same

A double-walled exhaust system component having glass bubbles disposed between inner and outer pipes and method of making the same. The glass bubbles have a size distribution wherein, on a bulk volume basis, at least 90 percent of the glass bubbles have a size of less than 150 micrometers.

Insulated double-walled exhaust system component and method of making the same

A double-walled exhaust system component having hollow ceramic microspheres disposed between inner and outer pipes and method of making the same. The hollow ceramic microspheres have a size distribution wherein, on a bulk volume basis, at least 90 percent of the hollow ceramic microsphere have a size of less than 150 micrometers.

Apparatus for purifying exhaust gases of diesel internal combustion engine

FIELD: engine engineering. SUBSTANCE: apparatus has a case provided with a filtering member which is regenerated periodically by burning out black, blower, and evaporating burner. The filtering member is positioned within the case to form a ring space made of a resonance chamber. The evaporating burner is coupled with the resonance chamber provided with gas- permeable damping material. EFFECT: enhanced quality of purification. 5 cl, 1 dwg 9;5;у600с ПЧ Го РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (19) ВИ” 2 009 335 ' 13) СЛ ОМК р 041 м 3/02 12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ РОССИЙСКОЙ ФЕДЕРАЦИИ (21), (22) Заявка: 4742860/06, 12.12.1989 (46) Дата публикации: 15.03.1994 (71) Заявитель: И.Эбершпехер (ОЕ) (72) Изобретатель: Зигфрид Вернер[РЕ], Петер Райзер[0ОЕ], Петер Принц[ОЕ] (73) Патентообладатель: И.Эбершпехер (0Е) (54) УСТРОЙСТВО ДЛЯ ОЧИСТКИ ОТРАБОТАВШИХ ГАЗОВ ДИЗЕЛЬНОГО ДВИГАТЕЛЯ ВНУТРЕННЕГО СГОРАНИЯ (57) Реферат: Использование: устройства для очистки отработавших газов дизельных двигателей внутреннего сгорания. Сущность изобретения: устройство содержит корпус с фильтрующим патроном, периодически регенерируемым посредством выжигания сажи, воздуходувку, испарительную горелку, причем фильтрующий патрон установлен в корпусе с образованием кольцевой полости, выполненной в виде резонансной камеры, причем испарительная горелка сообщена с резонансной камерой, в последней размещен газопроницаемый демпфирующий материал. 4 3. п. ф-лы, 4 ил. 2009335 С1 КО 9;5;у600с ПЧ Го КУЗЗАМ АСЕМСУ ГОК РАТЕМТ$ АМО ТКАОЕМАКК$ (19) ВИ” 2 009 335 ' 13) СЛ 51° РОМ 3/02 12) АВЗТКАСТ ОЕ 1МУЕМТОМ (21), (22) АррИсаНоп: 4742860/06, 12.12.1989 (46) Бае ог рибИсаНоп: 15.03.1994 (71) АррИсапе: .ЕНВЕКЗНРЕКНЕК (0Е) (72) пуетог. — ИСЕЕО УЕКМЕКОЕ], РЕТЕК КАЗУЕКГОЕ], РЕТЕК РЕМТЗ[ОЕ] (73) Ргорпеюг: 3.ЕНВЕВКЗНРЕКНЕК (0Е) (54) АРРАКАТУ$З РОК РУНЕУ\УМС ЕХНАЧЗТ САЗЕЗ ОЕ ПИЕЗЕЕ 1МТЕКМАЕ СОМВУЗТЮМ ЕМСИМЕ (57) АБзГасЕ: НЕГО: епдте епдтеегпа. ЗУВЗТАМСЕ: аррагаш$ Паз а сазе ргомаея \мИП а Ниегпа тетрег ...

Muffler

(57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。

Automotive Silencer

본 고안의 자동차용 소음기는, 제1 확장부, 제1 테이퍼부 및 제1 축소부를 포함하며 제1 확장부는 제1 확장부의 전방 단부에 관통 구멍을 갖는 밀봉 벽을 구비하는 것인 외측 튜브; 제2 확장부, 제2 테이퍼부 및 제2 축소부를 포함하는 내측 튜브로서 외측 튜브 내에 배치되고 복수의 통기 구멍이 제2 확장부의 벽에 형성되는 것인 내측 튜브; 제3 확장부, 제3 테이퍼부 및 제3 축소부를 포함하는 내측 가이드 튜브로서 내측 튜브 내에 배치되고 내측 파이프 내에 배치된 제3 확장부의 벽에 복수의 통기 구멍이 형성되는 것인 내측 가이드 튜브; 및 제2 확장부와 제3 확장부 사이에 뿐만 아니라 제1 확장부와 제2 확장부 사이에 삽입되는 복수의 칸막이를 포함한다. 이러한 방식으로, 엔진의 출력 마력 증가 및 펌핑 손실 감소를 달성할 수 있다. 자동차용 소음기, 내측 가이드 튜브, 내측 튜브, 외측 튜브, 흡음 챔버 An automobile silencer of the present invention comprises: an outer tube comprising a first extension, a first taper and a first reduction, the first extension having a sealing wall having a through hole at the front end of the first extension; An inner tube including a second extension, a second taper, and a second shrinkage, the inner tube being disposed within the outer tube and having a plurality of vent holes formed in the wall of the second extension; An inner guide tube including a third extension, a third taper, and a third reduction, the inner guide tube having a plurality of vent holes formed in a wall of the third extension disposed in the inner tube and disposed in the inner pipe; And a plurality of partitions inserted between the first and second extensions as well as between the second and third extensions. In this way, an increase in the output horsepower of the engine and a reduction in the pumping loss can be achieved. Automotive silencer, inner guide tube, inner tube, outer tube, sound absorption chamber

In-Line Cable Tie with Fixed and Hinged Locking Mechanisms

A one-piece cable tie, such as an in-line cable tie, includes a hybrid locking mechanism including both a fixed locking wedge and a hinged locking wedge. The hinged locking wedge may be laterally offset from the fixed locking wedge along a longitudinal axis of an internal passageway of the cable tie head. Preferably, the hinged locking wedge is located on a top surface of the passageway while the fixed locking wedge is located on a bottom surface of the passageway. The hinged locking wedge may be located close to the strap ingress. The cable tie is preferably made of Nylon 6.6, yet can achieve both a low thread insertion force and a high loop tensile strength suitable for demanding applications. Maximized strength is achieved through use of multiple teeth on each of the hinged and fixed locking wedges.

Honeycomb structural body and exhaust gas purifying device

本发明在于提供蜂窝结构体，该蜂窝结构体在生产、使用和废弃时即使被吸入体内，也能够溶解并被排出体外，因此具有优良的安全性；本发明的蜂窝结构体是柱状蜂窝结构体，由多孔陶瓷构成，大量贯通孔隔着壁部沿长度方向平行设置；本发明的特征是，所述蜂窝结构体中形成有密封材料层，所述密封材料层中所含的无机纤维含有60重量％～85重量％的氧化硅及15重量％～40重量％的选自由碱金属化合物、碱土金属化合物和含硼化合物组成的组的至少1种化合物。

Honeycomb structural body and exhaust gas purifying device

本发明在于提供蜂窝结构体，该蜂窝结构体在生产、使用和废弃时即使被吸入体内，也能够溶解并被排出体外，因此具有优良的安全性；本发明的蜂窝结构体是柱状蜂窝结构体，由多孔陶瓷构成，大量贯通孔隔着壁部沿长度方向平行设置；本发明的特征是，所述蜂窝结构体中形成有密封材料层，所述密封材料层中所含的无机纤维含有60重量％～85重量％的氧化硅及15重量％～40重量％的选自由碱金属化合物、碱土金属化合物和含硼化合物组成的组的至少1种化合物。

Filter for absorption of solid particles from compression-ignition engine exhaust gases

FIELD: process engineering. SUBSTANCE: invention relates to filter designed to remove solid particles and nitrogen oxides from exhaust gases. Filter comprises porous substrate with inlet and outlet surfaces and substrate pores of the first average size. Note here that said porous substrate is coated by material increasing the surface area. Said material includes molecular sieve promoted by transition metal wherein aforesaid coat represents a porous untreated coat on inlet and/or outlet surface. One of plies has pores of the second average size, smaller than the first one. EFFECT: balanced backpressure, efficient filtration and catalytic activity. 17 cl, 7 dwg, 3 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 527 462 C2 (51) МПК B01D 53/94 (2006.01) B01J 29/06 (2006.01) B01J 35/00 (2006.01) F01N 3/035 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2011139081/05, 26.02.2010 (24) Дата начала отсчета срока действия патента: 26.02.2010 Приоритет(ы): (30) Конвенционный приоритет: (43) Дата публикации заявки: 10.04.2013 Бюл. № 10 (56) Список документов, цитированных в отчете о поиске: US 2008/0202107 A1, 28.08.2008. EP 1663458 B1, 14.01.2009. WO 2008/136232 A1, 13.11.2008. RU 2007117927 A, 20.11.2008 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 26.09.2011 2 5 2 7 4 6 2 (45) Опубликовано: 27.08.2014 Бюл. № 24 (73) Патентообладатель(и): ДЖОНСОН МЭТТЕЙ ПАБЛИК ЛИМИТЕД КОМПАНИ (GB) R U 26.02.2009 GB 0903262.4; 24.12.2009 GB 0922612.7 (72) Автор(ы): АРНОЛЬД Луиз (GB), БРИСЛИ Роберт (GB), ЧАНДЛЕР Гай Ричард (GB), ЧИФФИ Эндрю Фрэнсис (GB), ФЛАНАГАН Кит Энтони (GB), ГРИНВЕЛЛ Дейвид (GB), МОРГАН Кристофер (GB) 2 5 2 7 4 6 2 R U GB 2010/050347 (26.02.2010) C 2 C 2 (86) Заявка PCT: (87) Публикация заявки PCT: WO 2010/097638 (02.09.2010) Адрес для переписки: 109012, Москва, ул. Ильинка, 5/2, ООО "Союзпатент" (54) ФИЛЬТР ДЛЯ ПОГЛОЩЕНИЯ ТВЕРДЫХ ЧАСТИЦ ИЗ ОТРАБОТАВШИХ ГАЗОВ ДВИГАТЕЛЯ С ВОСПЛАМЕНЕНИЕМ ОТ ...

System for recoverying exhaust gas energy for engine

Apparatus for recovering energy from exhaust gas emitted by an engine (1), having an exhaust turbine (6) in an exhaust outlet path (3c) of the engine, a generator (7) coupled to the exhaust turbine to be driven thereby and a control unit (5) for controlling operation of the generator, characterised by first and second temperature sensors (8,9) for sensing exhaust gas temperature at an inlet and an outlet, respectively, of the exhaust turbine, a speed sensor (10) for sensing the rotational speed of the exhaust turbine, and the control unit (5) having means for controlling loading of the generator in response to a signal from each of the sensors, to optimise the operation of the exhaust turbine.

Control valve for an exhaust system and exhaust system with such a control valve

Steuerventil (10) für eine Auspuffanlage eines Motorfahrzeugs, insbesondere eines Motorrads, mit einem Ventilgehäuse (11), in dem ein Absperrkörper (12) zur Querschnittsänderung eines Strömungskanals (21) der Auspuffanlage beweglich angeordnet ist, wobei zwischen dem Absperrkörper (12) und dem Ventilgehäuse (11) ein Ausdehnungsspiel in radialer und axialer Richtung vorgesehen ist, welches eine thermische Ausdehnung des Absperrkörpers (12) innerhalb des Ventilgehäuses (11) erlaubt, wobei der Absperrkörper (12) eine durchbohrte Kugel (12a) aufweist, dadurch gekennzeichnet, dass das Ventilgehäuse (11) wenigstens einen Bypasskanal (18) aufweist. Control valve (10) for an exhaust system of a motor vehicle, in particular a motorcycle, with a valve body (11) in which a shut-off body (12) for changing the cross-section of a flow channel (21) of the exhaust system is movably disposed between the shut-off (12) and the Valve housing (11) is provided an expansion clearance in the radial and axial directions, which allows thermal expansion of the shut-off (12) within the valve housing (11), wherein the shut-off (12) has a pierced ball (12a), characterized in that the Valve housing (11) has at least one bypass channel (18).

Honeycomb structural body and exhaust gas purifying device

本发明在于提供蜂窝结构体，该蜂窝结构体在生产、使用和废弃时即使被吸入体内，也能够溶解并被排出体外，因此具有优良的安全性；本发明的蜂窝结构体是柱状蜂窝结构体，由多孔陶瓷构成，大量贯通孔隔着壁部沿长度方向平行设置；本发明的特征是，所述蜂窝结构体中形成有密封材料层，所述密封材料层中所含的无机纤维含有60重量％～85重量％的氧化硅及15重量％～40重量％的选自由碱金属化合物、碱土金属化合物和含硼化合物组成的组的至少1种化合物。

Sliding seat and exhaust treatment device

Die vorliegende Erfindung betrifft einen Schiebesitz (15, 20) zur axial beweglichen Lagerung eines thermisch belasteten Rohrs (10, 11) an einem Bauteil (2), insbesondere in einer Abgasanlage einer Brennkraftmaschine, mit einem Lagermaterial (42), das sich außen am Rohr (10) radial abstützt und das am Bauteil (2) über ein am Bauteil (2) befestigtes Halterohr (43) festgelegt ist. The present invention relates to a sliding seat (15, 20) for the axially movable mounting of a thermally loaded tube (10, 11) on a component (2), in particular in an exhaust system of an internal combustion engine, with a bearing material (42) located on the outside of the tube (10) is supported radially and on the component (2) via a on the component (2) fixed holding tube (43) is fixed.

Exhaust pipe

Die vorliegende Erfindung betrifft ein Abgas führendes Rohr (11) einer Abgasanlage (1) einer Brennkraftmaschine (9), mit einem Abgas führenden Rohrkörper (15) und mit mindestens einem bezüglich des Rohrkörpers (15) separaten Anbauteil (12), das seitlich an den Rohrkörper (15) so angebaut ist, dass außen am Rohrkörper (15) ein zumindest teilweise vom Anbauteil (12) begrenzter Hohlraum (13) angeordnet ist, der sich in der Umfangsrichtung (14) des Rohrkörpers (15) über weniger als 360° erstreckt. Der Rohrkörper dient als Versteifungselement und als Schalldämpfer, der über Perforationen in dem Abgas führenden Rohr (11) als geschlossene Resonanzkammer wirkt. The present invention relates to an exhaust-carrying pipe (11) of an exhaust system (1) of an internal combustion engine (9), with an exhaust gas pipe body (15) and at least one with respect to the tubular body (15) separate attachment (12) laterally to the Tubular body (15) is mounted so that outside of the tubular body (15) at least partially by the attachment (12) limited cavity (13) is arranged extending in the circumferential direction (14) of the tubular body (15) over less than 360 ° , The tubular body serves as a stiffening element and as a muffler, which acts as a closed resonance chamber via perforations in the exhaust gas pipe (11).

Patent JPS5728837B2

Muffler for vehicles in order to perform sporty booming sound

PURPOSE: A muffler for a vehicle for securing the quality of sporty exhaust sound is provided to guarantee the powerful and dynamic quality of sporty exhaust sound by reinforcing exhaust booming in a high RPM range. CONSTITUTION: A muffler(1) for a vehicle for securing the quality of sporty exhaust sound comprises four baffle plates(31,32,33,34), five chambers(C1-C5), an intake tube(70), first and second exhaust tubes(40,50), and an intermediate tube(60). The five chambers are divided by the four baffle plates. Exhaust gas from the intake tube passes through the intermediate tube, and is discharged to the outside through the first and second exhaust tubes. A plurality of through holes(43) is formed in the intermediate tube, first and second exhaust tubes. The exhaust booming is reduced in a low RPM range, and the eject sound of the exhaust booming is reinforced in a high RPM range.

an air exhauster for car

본 고안은 차량의 배기장치에 관한 것으로서, 더욱 상세하게는 차량의 엔진에 접속된 배기다기관을 통해 배출되는 배기가스가 촉매 컨버터를 거쳐 서브머플러로 유입될 때 낮아지는 배기압력을 보정하여 엔진의 출력을 상승시키는 한편, 다기통 기관에서 피스톤들이 상,하 왕복운동을 할 때 발생되는 정압과 부압의 차이로 인한 배기압력의 변화를 조정하여 차량의 주행성능을 높여줄 수 있도록 한 고안에 관한 것이다. The present invention relates to an exhaust device of a vehicle, and more particularly, to correct the exhaust pressure lowered when the exhaust gas discharged through the exhaust manifold connected to the engine of the vehicle flows into the sub-muffler through the catalytic converter, thereby outputting the engine. Meanwhile, the present invention relates to a device designed to improve driving performance of a vehicle by adjusting a change in exhaust pressure due to a difference between a positive pressure and a negative pressure generated when a piston moves up and down in a multi-cylinder engine. 전술한 본 고안은, 엔진(10)에 접속된 복수의 분기관(21)들이 하나로 합쳐지는 배기다기관(20)과; 백금, 팔라듐, 로듐으로 이루어진 금속망이 내장되어 일산화탄소, 탄화수소, 질소산화물을 환원시키는 촉매 컨버터(40)와; 소음을 감소시키고 매연을 정화하는 서브머플러(50) 및 메인머플러(60)가 관으로 연결된 차량의 배기장치에 있어서, 상기 촉매 컨버터(40)의 배출구 측에 형성된 제1플랜지(41)에 제2플랜지(72) 이음으로 결합되는 배기관(71)의 내부에는 나선형으로 가공된 와류용 익편(75)들이 삽입 고정되고, 익편(75)들의 중심 양측에는 배기가스의 분배 및 직진성을 유도하는 공기 확산구(75a)들이 돌출 형성되며, 방사형으로 형성된 각각의 익편(75)들 양단에는 용접용 접점(75b)들이 돌출 형성된 와류발생기(70)와; 상기 배기관(71) 타측에는 원통형 지지관(51)의 일측 입구(51a)가 용접되어 와류발생기(70)에 서브머플러(50)가 연결되고, 지지관(51)의 내부 중앙에는 통공(52a)들이 뚫려진 흡음관(52)이 장착되어 지지관(51)의 양측 입구(51a)와 출구(51b) 사이를 연결하며, 흡음관(52)의 외부에는 금속망(53)이 나선형으로 감겨져 용접으로 고정되고, 금속망(53)의 외부에는 불연성 섬유조직으로 구성된 흠음재(54)가 충진됨을 특징으로 하는 차량의 배기장치에 의하여 달성될 수 있는 것이다. The present invention described above includes an exhaust manifold 20 in which a plurality of branch pipes 21 connected to the engine 10 are combined into one; A catalytic converter 40 having a metal network composed of platinum, palladium, and rhodium to reduce carbon monoxide, hydrocarbons, and nitrogen oxides; In the exhaust device of the vehicle connected to the sub-muffler 50 and the main muffler 60 to reduce the noise and purify the smoke, the second flange to ...

Exhaust manifold for internal combustion engine, comprises exhaust gas collecting housing, and connecting piece for connecting exhaust gas collecting housing with outlet channels of internal combustion engine

The exhaust manifold (1) comprises an exhaust gas collecting housing (2), and a connecting piece (3) for connecting the exhaust gas collecting housing with outlet channels of the internal combustion engine. A heat-proof and sound-proof unit (4) is provided, which is attached on the wall of the exhaust gas collecting housing, and has a perforated wall (5).

Exhaust gas treatment apparatus and method for manufacturing the same

Sphere seal

Patent DE3905871C2

Exhaust gas purification device and method for its production

Abgasreinigungsvorrichtung für Fahrzeuge, mit einem gasdurchströmten Einleger, einem den Einleger umgebenden, rohrförmigen inneren Gehäuse (14), das eine einwärts gerichtete Klemmkraft auf den Einleger ausübt, und einem das innere Gehäuse (14) umgebenden, rohrförmigen äußeren Gehäuse (16), das eine einwärts gerichtete Klemmkraft auf das innere Gehäuse (14) ausübt, dadurch gekennzeichnet, dass zwischen dem inneren und dem äußeren Gehäuse (14, 16) ein Abstandshalter (30) vorgesehen ist, der sich durch Deformation des äußeren Gehäuses (16) in die Außenseite des inneren Gehäuses (14) drückt, um dieses abschnittsweise plastisch zu deformieren. An exhaust gas purification device for vehicles, comprising a gas-filled insert, a liner-shaped inner housing (14) surrounding the insert, which exerts an inwardly directed clamping force on the insert, and a tubular outer housing (16) surrounding the inner housing (14) inwardly directed clamping force exerted on the inner housing (14), characterized in that between the inner and the outer housing (14, 16) a spacer (30) is provided, which by deformation of the outer housing (16) in the outside of the inner housing (14) presses to deform this sectionally plastically.

Exhaust muffler for gas turbines

Device to process exhaust gases and method of its fabrication

Изобретение относится к устройству для обработки отходящих газов. Устройство состоит из корпуса, хрупкой конструкции, упруго установленной внутри указанного корпуса, и нерасширяющегося установочного мата, расположенного в зазоре между указанным корпусом и указанной хрупкой конструкцией. Установочный мат содержит множество неорганических волокон, прошедших поверхностную обработку путем нанесения неорганического порошкового материала, повышающую давление удержания хрупкой конструкции внутри корпуса. Изобретение позволяет снизить потери давления удержания хрупкой конструкции внутри корпуса в широком диапазоне рабочих температур, воздействующих на устройство для обработки отходящих газов. 3 н. и 19 з.п. ф-лы, 5 ил., 1 табл. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 388 522 (13) C2 (51) МПК B01D 53/34 B01D 53/92 (2006.01) (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21), (22) Заявка: 2007103127/15, 29.06.2005 (72) Автор(ы): ТЕН ЭЙК Джон Д. (US), КУМАР Амит (US) (24) Дата начала отсчета срока действия патента: 29.06.2005 (43) Дата публикации заявки: 10.08.2008 2 3 8 8 5 2 2 (45) Опубликовано: 10.05.2010 Бюл. № 13 (56) Список документов, цитированных в отчете о поиске: WO 2004031544 A2, 15.04.2004. US 6231818 B1, 15.05.2001. RU 2212382 C2, 20.09.2003. (85) Дата перевода заявки PCT на национальную фазу: 29.01.2007 2 3 8 8 5 2 2 R U (87) Публикация PCT: WO 2006/004974 (12.01.2006) Адрес для переписки: 119034, Москва, Пречистенский пер., 14, стр.1, 4 этаж, "Гоулингз Интернэшнл Инк.", Ю.В.Дементьевой (54) УСТРОЙСТВО ДЛЯ ОБРАБОТКИ ОТХОДЯЩИХ ГАЗОВ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ поверхностную обработку путем нанесения неорганического порошкового материала, повышающую давление удержания хрупкой конструкции внутри корпуса. Изобретение позволяет снизить потери давления удержания хрупкой конструкции внутри корпуса в широком диапазоне рабочих температур, воздействующих на устройство для обработки отходящих газов. ...

METHODS AND SYSTEMS FOR FILLING THE MUFFLERS WITH A FIBER MATERIAL

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2017 133 805 A (51) МПК F01N 13/18 (2010.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21) (22) Заявка: 2017133805, 10.03.2016 (71) Заявитель(и): ОСВ ИНТЕЛЛЕКЧУАЛ КАПИТАЛ, ЭлЭлСи (US) Приоритет(ы): (30) Конвенционный приоритет: 11.03.2015 US 62/131,312 (43) Дата публикации заявки: 11.04.2019 Бюл. № (72) Автор(ы): БРАНДТ, Люк, Дж.Л. (BE) 11 R U (85) Дата начала рассмотрения заявки PCT на национальной фазе: 11.10.2017 US 2016/021858 (10.03.2016) (87) Публикация заявки PCT: WO 2016/145244 (15.09.2016) R U (54) СПОСОБЫ И СИСТЕМЫ ДЛЯ ЗАПОЛНЕНИЯ ГЛУШИТЕЛЕЙ ВОЛОКНИСТЫМ МАТЕРИАЛОМ (57) Формула изобретения 1. Способ заполнения глушителя волокнистым материалом, при этом глушитель содержит корпус глушителя, характеризующийся наличием впускного отверстия и выпускного отверстия, корпус глушителя содержит первый корпусный элемент и второй корпусный элемент, причем способ предусматривает: прикрепление первого корпусного элемента и второго корпусного элемента друг к другу таким образом, чтобы ограничить открытую часть и закрытую часть, при этом открытая часть ограничивает отверстие, достаточное для расположения наполнительной головки между первым корпусным элементом и вторым корпусным элементом в области открытой части; вставку наполнительной головки в корпус глушителя через открытую часть; введение волокнистого материала в корпус глушителя через наполнительную головку; удаление наполнительной головки из корпуса глушителя через открытую часть; и закрытие открытой части. 2. Способ по п. 1, в котором несколько открытых частей ограничивают путем прикрепления первого корпусного элемент и второго корпусного элемента друг к другу. 3. Способ по п. 2, дополнительно предусматривающий вставку первой наполнительной головки в первую область корпуса глушителя через первую открытую Стр.: 1 A 2 0 1 7 1 3 3 8 0 5 A Адрес для переписки: 119019, Москва, Гоголевский б-р, 11, этаж 3, "Гоулинг ВЛГ (Интернэшнл) Инк.", ...