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7607225 |
Manufacture of flow optimized stiffener for improving rigidity of ducting
A method for the direct manufacture of aerospace duct elements is provided comprising executing a single build run on a build chamber using direct fabrication technology to generate at least one...
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7607226 |
Internal fuel manifold with turned channel having a variable cross-sectional area
A method of manufacturing an internal manifold of a gas turbine engine including machining an annular channel in a ring by a turning process, and varying a position of a tool bit relative to the...
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7591345 |
Angled muffler seam construction and method
A muffler with enhanced seam strength construction, and method therefor, is provided by shell sidewalls having facing lips extending at an angled direction relative to afterfire explosive force...
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7587819 |
Insert for a catalytic converter and method and apparatus for forming an insert for a catalytic converter
A method of forming an insert for a catalytic converter includes wrapping a catalytic core with a fibrous packing, inserting the wrapped core into a mantle, and forming end portions of the mantle...
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7549508 |
Muffler
A muffler includes a shell main that is formed in a cylinder with two openings opposite to each other being apart from each other in an axial direction of the shell main body by rolling a flat...
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7464464 |
Method for producing a cover that can be placed on the end of a motor vehicle exhaust pipe, and a cover produced according to this method
A method for producing a cover, wherein a special steel blank is deep-drawn and can be placed on an end of a motor vehicle exhaust pipe. Immediately successive method steps makes it possible to...
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7458154 |
Method for producing a catalytic element
A catalytic element may be created by compressing a mesh fabric to reduce its dimension to achieve a desired size and shape. The process begins by braiding or otherwise forming a flat wire into a...
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7448133 |
Procedure for replacement of acoustic liner in integrated exhaust duct muffler for use with airborne auxiliary power units
The present invention provides a method for replacing an acoustic liner through the forward end or aft end of an integrated exhaust duct muffler (“IEDM”). The IEDM includes a bellmouth coupled...
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7418775 |
Machined manifold and method of making same
A manifold for conveying injection molding material into a mold from a molding material supply and method for making same includes a main flow member having a central flow passage extending through...
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7343678 |
Method and device for production of a hollow section
The invention concerns a method and apparatus for production of a hollow section ( 1 ) in which a coiled pre-shape of the hollow section ( 1 ) is deep drawn from a sheet part, which is pre-bent...
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7316292 |
Spun extrusion side entry muffler
By using a spun extrusion method to form a side entry exhaust inlet, a muffler can be completely stuffed and end caps can be spun onto opposing ends of the muffler on a high speed production line...
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7165648 |
Method for containing an acoustical material within an assembly
A method for containing fibrous material within muffler comprises the initial step of providing an internal assembly of a muffler. In the next method step, a sheet is placed about the internal...
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7104359 |
Muffler having a baffle with angled plates
A muffler having a baffle with angled plates includes a one piece baffle, a container and two end caps. The one piece baffle has at least three different configurations. The baffle preferably has...
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7096583 |
System and method of producing exhaust and other types of manifold
This invention provides an improved system and method for producing manifolds such as those used to direct exhaust gasses from an internal combustion engine into a turbocharger. The manifold is...
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7077922 |
Technique to fill silencers
A method for forming odd-shaped mufflers is achieved by first introducing an unfilled muffler insert having a desired number of pipes and partitions within a two-piece shaped tool. Fibrous material...
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7063182 |
Muffler baffle plate spacer formed from stock material
A muffler has a pair of spaced baffle plates that each receive a flow tube. The flow tubes have spaced ends such that an intermediate chamber is defined to receive air flow to be dampened. In...
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7047641 |
Exhaust emission control device manufacturing method
An exhaust emission control device is manufactured by sizing a housing of over a substrate and intumescent mat subsequently to heating said emission control device. The step of heating causes said...
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7013565 |
Removable collector for liquid cooled exhaust
A removable collector for liquid cooled exhaust includes a retention member, a coolant transfer plate and a collector housing. The retention member fits between at least two exhaust jacket pipes...
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6993839 |
Method for machining a stainless steel exhaust manifold for a multi-cylinder combustion engine
A method is provided for machining the stainless steel automotive exhaust components that allows such components to be machined in high volumes and at a reasonable cost. An exemplary embodiment of...
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6959543 |
Exhaust gas manifold of an exhaust system for an internal combustion engine
An exhaust gas manifold of an exhaust system for an internal combustion engine includes a diverging pipe elbow and exhaust pipes. Each exhaust pipe has an end and is connected to the diverging pipe...
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6938339 |
Method and apparatus for forming an inlet and outlet face of a catalyst support
An apparatus for forming shaped surfaces of an elongate substrate is disclosed. The apparatus includes a first and second collar spaced along the substrate, wherein a cutting filament extends...
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6892855 |
Embossed shell for spun mufflers
An exhaust muffler with a single-wall shell having a first end and a second end features a plurality of embossments formed on the shell and extending from the first end of the muffler to the second...
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6892852 |
Exhaust housing part of a motor vehicle, particularly for an exhaust muffler or an exhaust gas catalyst
In an exhaust housing part of a motor vehicle, particularly for an exhaust muffler or an exhaust gas catalyst of an automobile, with a sheet blank as a semi-finished part which, after a stamping...
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6889435 |
Attachment of metal components by thermal drilling
A method of securing a metal component to a body having a metal wall includes placing the component against the body such that a wall of the component is in external surface contact with the wall...
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6883558 |
Method of filling a muffler cavity with fibrous material
A method for filling a muffler shell with a fibrous material includes providing an outer muffler shell, applying a temporary form to the outer shell to define a muffler chamber within the outer...
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6860008 |
Process for producing a fuel rail with integrated injection valves
A method for producing fuel rails, which contain a hollow chamber that communicates with a fuel source via a connection. The fuel rail supplies fuel to a number of injection valves. At least one...
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6857502 |
Engine muffler and method of manufacturing the same
This engine muffler has a sound absorbing material interposed between an internal tube and an external tube which is formed with a projection projecting toward the sound absorbing material along...
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6857409 |
Air intake system for engine
An air intake system which includes a first member, a second member connected to the first member for forming an air intake passage for introducing an intake air from an upstream mechanism of an...
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6848438 |
Internal combustion engine exhaust device and method for making same
An internal combustion engine exhaust device. The device includes a conduit element through which exhaust gases flow. The conduit element includes a housing for mounting a measurement sensor such...
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6826834 |
Manufacturing method of a muffler assembly
A method of manufacturing a muffler assembly is provided that includes the step of cutting a pipe to a length that is slightly longer than that of a muffling device. The method includes the step of...
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6732432 |
Apparatus and method for forming an exhaust emission control device, and the device formed thereby
Disclosed herein is an apparatus and method for manufacturing an exhaust emission control device, and the exhaust emission control device formed thereby. The method of manufacturing an exhaust...
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6687996 |
Method of making an exhaust gas collector
In a method of making an exhaust gas collector, a collector housing is made from a tubular blank, and subsequently, an inlet duct is formed through a widening process to provide a substantially...
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6662447 |
Method and apparatus for the production of double-walled hollow sections by means of internal high-pressure forming
The invention relates to a method and apparatus for the production of double-walled hollow sections by means of internal high-pressure forming, a first hollow section being inserted into a second...
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6609366 |
Branch pipes for an exhaust manifold and method of manufacturing the same
Downstream fitting parts of exhaust manifold branch pipes which fit into a manifold container each has a sector or fan-like cross section which is formed so that the cross-section area of the...
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6598581 |
Metallic coating on a component of an internal combustion engine
The present invention relates to a component for an internal combustion engine of an automobile having reduced NVH properties. The component has a shell formed with a plastic composite material....
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6588105 |
Method and device for producing an absorption silencer
The invention relates to a method for producing a shock absorber. A section of a steel wool strip is severed from a supply thereof. The perforated area of a tube is wrapped with the steel wool...
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6581377 |
Carburization of vehicle manifold flanges to prevent corrosion
An exhaust manifold for a vehicle engine and a manufacturing process to prevent corrosion of the manifold during shipping and storage. The manifold includes a manifold body having a plurality of...
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6539764 |
Air gap insulated exhaust pipe with branch pipe stub and method of manufacturing same
A method for manufacturing an air-gap-insulated exhaust pipe having a branch stub, as well as an exhaust pipe produced according to such a method and a tool for forming such an exhaust pipe. Two...
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6519851 |
Air gap insulated exhaust pipe with branch pipe stub and method of manufacturing same
A method for manufacturing an air-gap-insulated exhaust pipe having a branch stub, as well as an exhaust pipe produced according to such a method and a tool for forming such an exhaust pipe. Two...
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6497039 |
Method of producing an encased honeycomb body
A method of producing an encased honeycombed body, in particular a supporting body of a catalytic converter, includes the steps of producing a honeycombed body by stacking and/or winding sheet...
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6463641 |
Motorcycle exhaust system
A method of manufacturing a exhaust system for an internal combustion engine having two banks of cylinders by which pulses of exhaust gas are alternately directed to a crossfire assembly. The...
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6463655 |
Method and apparatus for assembling exhaust components
A method of assembling end caps ( 14, 16 ) within a body ( 12 ) is provided. The body ( 12 ) is measured to obtain a body measurement and the end cap ( 14, 16 ) is sized based on the body...
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6460248 |
Method of sheet metal construction for thin boom tube exhaust pipes
A method of construction for flattened single or dual inlet boom tube exhaust pipes from sheet metal for use on race cars, such as stock cars which race on oval tracks. The construction of the boom...
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6457236 |
Apparatus and method for restricting fluid flow in a planar manifold
The present invention refers to a novel apparatus and method to restrict pneumatic flow in a planar manifold. A forming tool of specific geometry is pressed into a planar manifold causing the...
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6453558 |
Method of locking together exhaust components
A method of assembling exhaust components comprising the steps of: (a) providing an exhaust plate or other exhaust component having a first side, a second side, and an embossment, the embossment...
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6446337 |
Formation of tube slots in clad aluminum materials
A method of forming slots in a sheet of material having a cladding layer on at least one surface is disclosed. The method includes the step of pre-forming the material by forming depressions in the...
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6446322 |
Method and apparatus for sealing canisters
A method and apparatus is described for forming a lock seam for joining a first edge of material to a second edge of material. The lock seam is characterized by the first edge being wrapped in a...
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6415889 |
Stamped-formed muffler apparatus and assembly process
A muffler and method of making a muffler is disclosed wherein the muffler is formed from a single sheet showing four portions separated by three folds lines and wherein the two center portions are...
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6405437 |
Apparatus and method for encasing an object in a case
An encasement machine ( 10 ) is provided to clamp a case ( 32 ) around an object ( 28 ) having a contour. The machine ( 10 ) includes a spacer mount ( 20 ), an actuator ( 14, 16 ), and a spacer (...
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6343417 |
Process of manufacturing an air-gap-insulating exhaust elbow of a vehicle exhaust system
A process for manufacturing an air-gap-insulated exhaust elbow of a motor vehicle exhaust system achieves in a simple manner a manufacturing of space-saving air-gap-insulating exhaust elbows which...
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