Patent application number | Description | Published |
20090020256 | METHOD OF CASTING DAMPED PART WITH INSERT - A method including positioning an insert in a vertical mold including a first mold portion and a second mold portion; and casting a material including a metal around at least a portion of the insert. | 01-22-2009 |
20090020379 | Low Mass Multi-Piece Sound Dampened Article - A multi-piece sound dampened brake rotor comprises a relatively light weight hub with a hub flange and a heavier rotor body with a sound damping insert and a rotor body flange. The hub and rotor body are attached at their flanges. The flanges may be mechanically attached such as with bolts. Or the hub and rotor may be attached by casting the hub of a lower melting metal alloy against the rotor body and rotor body flange. The rotor body may have vanes for air cooling and a sound damping insert may be incased in either or both body portions sandwiching the vanes. | 01-22-2009 |
20090020383 | DAMPED PART - A part including a body including a metal, and a frictional damping means, the frictional damping means comprising frictional surfaces in local contact but not bonded together, or the frictional damping means including a layer including at least one of particles, flakes, or fibers, the layer having a thickness ranging from about 1 μm to about 500 μm. | 01-22-2009 |
20090022938 | METHOD OF MANUFACTURING A DAMPED PART - One embodiment includes a damped product including a first portion, a second portion, a first cavity formed in one of the first portion or the second portion, and a frictional damping insert at least partially received in the first cavity so that the first portion and the second portion completely enclose the frictional damping insert and so that vibration of the product is damped by the insert. | 01-22-2009 |
20090032211 | METHOD FOR SECURING AN INSERT IN THE MANUFACTURE OF A DAMPED PART - One embodiment of the invention includes a method including providing an insert, wherein at least a portion of the insert is attracted to a magnet; providing a mold including a first mold portion, a second mold portion, and a magnet having at least a portion thereof in or adjacent to at least one of the first mold portion or the second mold portion; positioning the insert in one of the mold portions such that the at least one magnet at least assists in holding the insert in place; and closing the mold and casting a molten material into the mold and around or adjacent to at least a portion of the insert and solidifying the material. | 02-05-2009 |
20090032569 | FRICTION WELDING METHOD AND PRODUCTS MADE USING THE SAME - A method including providing a first portion including one of an annular portion or a hub portion; rotating a second portion including the other of the hub portion or the annular portion; and pressing the second portion against the first portion such that friction between the hub portion and the annular portion causes a weld joint to be created; and wherein the annular portion may or may not include a frictional damping means, which may include an insert. | 02-05-2009 |
20090032674 | DAMPED PRODUCT WITH INSERT AND METHOD OF MAKING THE SAME - One embodiment includes a method including providing a first portion of a product, the first portion of the product having a body and a flange extending therefrom; and casting a material around at least a portion of the flange to enclose the same and to provide a second portion of the product and wherein the at least the portion of the flange is constructed and arranged to provide frictional damping of the product. | 02-05-2009 |
20090035598 | PRODUCT WITH METALLIC FOAM AND METHOD OF MANUFACTURING THE SAME - One embodiment includes a product including a metallic foam portion which may serve to reduce the weight of the product and/or vent the product and/or provide damping. | 02-05-2009 |
20090044923 | Casting Noise-Damped, Vented Brake Rotors With Embedded Inserts - An assembly of like two rib cores enclosing a splitter core are used to carry two or four sound damping inserts for sand mold casting of a pair of vented and damped brake rotors. Sand mold bodies are configured to define outboard surfaces of hub and rotor surfaces of the cast brake rotors. The three-piece core assembly is shaped to define the complex inner surfaces in casting of vented rotor bodies carrying one or two annular sound damping inserts. | 02-19-2009 |
20090056134 | CAST-IN-PLACE TORSION JOINT - One embodiment of the invention includes a product including an annular portion including a frictional surface and a first flange portion extending from the frictional surface, wherein the first flange portion comprises a first face, a second face, and a third face; and a hub portion and a second flange portion extending from the hub portion, wherein the second flange portion engages the first face, the second face, and the third face of the first flange portion. | 03-05-2009 |
20090107787 | INSERTS WITH HOLES FOR DAMPED PRODUCTS AND METHODS OF MAKING AND USING THE SAME - One embodiment of the invention includes a frictional damping insert including a body constructed and arranged to be incorporated into a product and to form at least a portion of a frictional damping means, the body including lines of weakness constructed and arranged to segment the body into separate sections upon exposure to a molten material. | 04-30-2009 |
20090260931 | FILLER MATERIAL TO DAMPEN VIBRATING COMPONENTS - A component that carries a filler material. The filler material can convert from a solid state and into a molten state when the filler material is heated. Relative movement between the component and the filler material helps dampen vibrations and other oscillations in the component if and when the component is vibrated or otherwise oscillated. | 10-22-2009 |
20090260932 | CHAMBER WITH FILLER MATERIAL TO DAMPEN VIBRATING COMPONENTS - A component defines at least one chamber that is confined by the component. The chamber has an inner surface. A filler material is disposed inside the chamber. Relative movement between the inner surface and the filler material helps dampen vibrations and other oscillations if and when the component is vibrated. | 10-22-2009 |
20090260939 | INSERT WITH FILLER TO DAMPEN VIBRATING COMPONENTS - An insert has a body which defines a cavity with a filler held in the cavity. Relative movement between the body and the filler helps dampen vibrations in a component when the insert is carried in the component and when the component is vibrated. | 10-22-2009 |
20090269575 | DAMPED PRODUCT WITH AN INSERT HAVING A LAYER INCLUDING GRAPHITE THEREON AND METHODS OF MAKING AND USING THE SAME - A product including a damping substrate and a layer over a portion thereof, the layer including graphite, and a body portion positioned so that the layer is interposed between the body portion and the damping substrate. | 10-29-2009 |
20100122880 | SURFACE CONFIGURATIONS FOR DAMPING INSERTS - One embodiment of a product includes an insert for disposition in or on a component. The insert may have at least one contact surface that can experience relative frictional movement against an adjacent interior surface of the component. The at least one contact surface of the insert may comprise a nominal plane and surface features arranged in a nonstochastic pattern. The insert may also be constructed and arranged for disposition in or on the component to dampen sound when the component is vibrated. | 05-20-2010 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20100282550 | MODE ALTERING INSERT FOR VIBRATION REDUCTION IN COMPONENTS - A component with a first number of natural modes of vibration. An insert may be coupled to the component. The insert may have a second number of natural modes of vibration which is a different number than the first number of natural modes of vibration of the component. The insert helps damp vibrations in the component when the component is vibrated. | 11-11-2010 |
20110079326 | METHOD TO INCREASE CORROSION RESISTANCE IN FERRITIC NITROCARBURIZED TREATED CAST IRON SUBSTRATES - A method for improving corrosion resistance in FNC cast iron substrates without the need for additional coating or painting. The exemplary methods remove a portion of the FNC coating applied to a cast iron substrate, preferably through polishing, to expose the epsilon phase portion of the compound area. The epsilon phase portion is thought to provide improved corrosion protection as compared to non-polished FNC cast iron substrates. One exemplary product that may be provided with improved corrosion protection according to the above method is a brake rotor having a FNC treatment. | 04-07-2011 |
20110192955 | DAMPED PRODUCT WITH INSERT AND METHOD OF MAKING THE SAME - One embodiment includes a method including providing a first portion of a product, the first portion of the product having a body and a flange extending therefrom; and casting a material around at least a portion of the flange to enclose the same and to provide a second portion of the product and wherein the at least the portion of the flange is constructed and arranged to provide frictional damping of the product. | 08-11-2011 |
20110198169 | BI-METAL DISC BRAKE ROTOR AND METHOD OF MANUFACTURING - The invention provides a method for manufacturing a friction damped disc brake rotor, including the steps of: (A) providing a ceramic coating on an insert, wherein the insert has a body with tabs extending therefrom to hold the insert in a desired position within a mold; (B) washing the ceramic coating off of the tabs; (C) positioning the insert into the mold; and (D) casting a rotor cheek of the disc brake rotor in the mold around the insert such that a portion of each tab is bonded with the rotor cheek, and such that the coating is substantially non-bonded with the rotor cheek so that the coating provides a proper interfacial boundary between the body and the cheek for damping, and the at least partial bonding of each tab with the rotor cheek prevents corrosion-causing exterior elements from reaching the interfacial boundary when the friction damped disc brake rotor is in use. | 08-18-2011 |
20110220313 | METHOD OF CASTING DAMPED PART WITH INSERT - A method including positioning an insert in a vertical mold including a first mold portion and a second mold portion; and casting a material including a metal around at least a portion of the insert. | 09-15-2011 |
20110220772 | METHOD OF CASTING DAMPED PART WITH INSERT - A method including positioning an insert in a vertical mold including a first mold portion and a second mold portion; and casting a material including a metal around at least a portion of the insert. | 09-15-2011 |
20110290602 | INTERCONNECTION FOR CAST-IN-PLACE COMPONENTS - A first component may be made of a first material and may have a flange extending away from a body of the first component. The flange may have a groove located in an upper surface, a lower surface, or both the upper and lower surfaces of the flange. A second component may be made of a second material that may be different than the first material. The second component may have a portion located over a part or more of the flange and over the groove in order to form an interconnection between the first and second components. One of the first component or the second component being cast-in-place. | 12-01-2011 |
20110297495 | FRICTION BRAKE COMPONENT AND METHOD FOR MANUFACTURING THE SAME - A ferritically nitrocarburized rotational member of a vehicle brake is disclosed, including a rotational member having a friction surface configured for braking engagement with a corresponding friction material. A compound zone is disposed at the friction surface. An exposed surface of the compound zone is exposed to an atmosphere. The area of the exposed surface includes from about 0 percent to about 14 percent graphite. | 12-08-2011 |
20120003417 | CAST-IN-PLACE TORSION JOINT - One embodiment of the invention includes a product including an annular portion including a frictional surface and a first flange portion extending from the frictional surface, wherein the first flange portion comprises a first face, a second face, and a third face; and a hub portion and a second flange portion extending from the hub portion, wherein the second flange portion engages the first face, the second face, and the third face of the first flange portion. | 01-05-2012 |
20120015134 | INSERTS WITH HOLES FOR DAMPED PRODUCTS AND METHODS OF MAKING AND USING THE SAME - One embodiment of the invention includes a frictional damping insert including a body constructed and arranged to be incorporated into a product and to form at least a portion of a frictional damping means, the body including lines of weakness constructed and arranged to segment the body into separate sections upon exposure to a molten material. | 01-19-2012 |
20120067537 | METHOD OF MAKING A BRAKE COMPONENT - One exemplary embodiment includes a method that calls for supporting an insert in a mold cavity of a casting die by way of one or more spacers, introducing a molten material into the mold cavity such that the one or more spacers are melted and consumed by the molten material, and wherein the one or more spacers and the molten material are of the same composition. | 03-22-2012 |
20120186919 | Molded Components Having a Visible Designer Feature and/or Improved Operational Properties via a Porous Preform - A porous structure used to form a casted component. The casted component may include a visible design feature formed in part by the casted component and in part by a body material also forming other parts of the component. The casted component may be a brake rotor having a mixed-material composite formed in part by the casted component and in part by a body material also forming other parts of the rotor. The porous structure can include a ceramic foam or a metal mesh. | 07-26-2012 |
20130036611 | MANUFACTURING A VIBRATION DAMPED LIGHT METAL ALLOY PART - A method of manufacturing a non-ferrous, light metal alloy vibration-damped part for a vehicle chassis includes introducing a polymer insert into a cavity formed in the part. The polymer insert may be introduced into the cavity by separately fabricating the polymer insert and then sliding or maneuvering the insert into the cavity or by injecting a liquid polymer material into the cavity and then solidifying and shrinking the liquid polymer material into the polymer insert. The vibration-damped light metal alloy part can damp vibrations that originate within or are imparted to the part when such vibrations effectuate relative contacting frictional movement between an exterior surface of the polymer insert and an interior surface of the cavity. | 02-14-2013 |
20130081776 | Methods For Forming Molded Components Having A Visible Designer Feature and/or Improved Operational Properties Via A Porous Preform - A method for forming a casted component using a porous structure. The casted component may include a visible design feature formed in part by the casted component and in part by a body material also forming other parts of the component. The casted component may be a brake rotor having a mixed-material composite formed in part by the casted component and in part by a body material also forming other parts of the rotor. The porous structure can include a ceramic foam or a metal mesh. | 04-04-2013 |
20130101780 | METHOD OF FORMING A COMPONENT HAVING AN INSERT - A component includes a cast portion and an insert. The cast portion includes a sacrificial suspension device. The insert is configured to provide damping to the component. The sacrificial suspension device is dissolved during a casting process, into a molten material, forming the cast portion such that the insert is fully encapsulated by the cast portion, including the dissolved suspension device. | 04-25-2013 |
20130112039 | VIBRATION-DAMPED PRECISION CAST ALUMINUM ALLOY AUTOMOTIVE MEMBER FOR A VEHICLE POWERTRAIN AND METHOD OF MANUFACTURING THE SAME - A vibration-damped precision cast aluminum alloy automotive member for a vehicle powertrain and a method of its manufacture are disclosed. The vibration-damped precision cast aluminum alloy automotive member includes an internally disposed aluminum or aluminum alloy insert. An exterior surface of the insert, which includes an exposed oxide film, establishes a non-bonded interface with an interior surface of the automotive powertrain member. This non-bonded interface damps vibration propagation through the automotive powertrain member by experiencing frictional contacting movement when the automotive powertrain member is vibrationally excited. | 05-09-2013 |
20130112514 | LIGHT-WEIGHT AND SOUND-DAMPED BRAKE ROTOR AND METHOD OF MANUFACTURING THE SAME - A light-weight and sound-damped brake rotor for a vehicle braking system includes a rotor hat and a rotor cheek supported by the rotor hat. The rotor hat includes an axially-protruding central hub and a flange that extends radially from and circumferentially around the central hub. The rotor cheek, which provides at least one braking surface, is formed from two or more separate and distinct pieces which are fixedly secured to the flange of the rotor hat. Located within the rotor cheek underneath the at least one braking surface is a vibration damping element. The brake rotor derives its vibration-deadening and sound-damping effects from the vibration damping element through the occurrence of relative frictional contacting movement. | 05-09-2013 |
20130133995 | BRAKE ROTORS HAVING A CUSTOM DESIGNER FEATURE AND METHODS FOR FORMING THE SAME - A method is disclosed for forming a brake rotor including a desired custom marking having a predetermined size and shape. The method includes applying a chemical treatment to a marking portion of a surface of the rotor. The marking portion has a size and shape corresponding to the predetermined size and shape of the desired custom marking. The chemical treatment is configured to affect, in a predetermined manner, an ability of a stimulus, to which the rotor is to be exposed, to alter properties of the rotor. The method also includes exposing the rotor, having the chemical treatment applied thereto, to the stimulus. The stimulus alters properties of the rotor at the marking portion differently than the stimulus alters properties of the rotor at other portions of the rotor adjacent the marking portion, thereby forming physical differences in the rotor, which, being visually perceptible, form the custom marking. | 05-30-2013 |
20140158457 | COULOMB FRICTIONAL DAMPING COATED PRODUCT - One variation may include a method of making frictional surfaces for products having coulomb friction damping are provided. The method may include coating a metallic member with a coating including friction material. The metallic member may be pressure rolled to achieve a desired coating thickness and or the metallic member may be micro-waved to cure the coating. | 06-12-2014 |
20140246162 | METHOD OF CASTING DAMPED PART WITH INSERT - A method including positioning an insert in a vertical mold including a first mold portion and a second mold portion; and casting a material including a metal around at least a portion of the insert. | 09-04-2014 |