Patent application number | Description | Published |
20090277794 | DIMENSIONAL CONTROL IN ELECTROFORMS - A method includes placing a conductive mold in a first bath of electroforming solution, the solution including metal and having a selected temperature. A current is provided to the electroforming solution so that metal deposits onto the mold, thereby forming an electroformed element on the mold, the electroformed element and the mold being a composite assembly. The method further includes removing the composite assembly from the electroforming solution and transferring the composite assembly to a second bath having the same selected temperature. Thereafter, the electroformed element is separated from the mold while the composite assembly is in the second bath. | 11-12-2009 |
20100168894 | SYSTEM AND METHOD FOR DESIGNING A DIE TO YIELD A DESIRED COATING UNIFORMITY - In one embodiment, a computer implemented system and method for selecting dimensions of a die is disclosed. The method may include prompting a user to select a coating uniformity required to produce a particular coated product with the die. The user may also be prompted to select a slot height of the die. In some embodiments, the user may specify a value for one or more dimensions of the die. The method may then determine the total indicated run-out (TIR) of the coated product as a function of the dimensions of the die not having a user specified value. In certain embodiments, the method provides a thermal treatment process for reducing the number of finishing (e.g., grinding) cycles needed to produce a desired die flatness. In another embodiment, a computer implemented method for designing a coating die to achieve a desired coating uniformity with a particular coating fluid having a specified rheological characteristic is disclosed. | 07-01-2010 |
20120139403 | SOLID STATE LIGHT WITH OPTICAL GUIDE AND INTEGRATED THERMAL GUIDE - A solid state light having a solid state light source such as LEDs, an optical guide, and a thermal guide. The optical guide is coupled to the light source for receiving and distributing light from the light source, and the thermal guide is integrated with the optical guide for providing thermal conduction from the solid state light source and dissipating heat through convection and radiation for cooling the light. The optical guide can be tapered to enhance the efficiency of light distribution. The thermal guide can have an external shell connected with internal fins, and the external shell can have a reflective coating to provide for a back reflector behind the optical guide. | 06-07-2012 |
20130155719 | LIGHTGUIDE AS LUMINAIRE - A lightguide functioning as a luminaire. The luminaire includes at least one solid state light source, such as an LED, and a lightguide configured to receive light from the solid state light source. Light from the light source is coupled into the lightguide and transported within it by total internal reflection until the light exits the lightguide. A shape of the lightguide causes and directs extraction of the light. The shape can also be used to create a particular pattern of the extracted light. | 06-20-2013 |
20130257278 | ELECTRICAL CONNECTORS FOR SOLID STATE LIGHT - A light having integrated light and thermal guides and separable electrical connectors. The light has a base for connection to a power supply, a light circuit electrically connected with solid state light sources such as LEDs, and a driver circuit for receiving power from the power supply and providing power to drive the light sources. A light guide is coupled to the light sources for receiving and distributing light from the light sources, and a thermal guide is integrated with the light guide for providing thermal conduction from the light source for cooling the light. The separable connectors include a first connector for providing an electrical connection between the driver circuit and light circuit, a second connector for providing an electrical connection between the power supply and driver circuit, and a third connector for providing a ground connection to the driver circuit. | 10-03-2013 |
20130301268 | SOLID STATE LIGHT WITH ALIGNED LIGHT GUIDE AND INTEGRATED VENTED THERMAL GUIDE - A light with integrated light and thermal guides, and having solid state light sources such as LEDs. The light guide includes a material having a first surface and a second surface opposite the first surface and forming an interior volume. The light guide is coupled to the LEDs for receiving and distributing light from them through the first surface, and the light is transported through the light guide until the light is extracted from the first or second surface. The light guide can include alignment features such as fiducials that mate with a base. The thermal guide is contained within the interior volume and integrated with the light guide for providing thermal conduction from the LEDs for cooling the light. The thermal guide can be vented to provide for internal cross flow of air for the cooling. | 11-14-2013 |
20140340927 | LIGHTGUIDE AS LUMINAIRE - A lightguide functioning as a luminaire. The luminaire includes at least one solid state light source, such as an LED, and a lightguide configured to receive light from the solid state light source. Light from the light source is coupled into the lightguide and transported within it by total internal reflection until the light exits the lightguide. A shape of the lightguide causes and directs extraction of the light, and can also be used to create a particular pattern of the extracted light. Such shapes include linear wedges and twisted wedges. Optical films can be included on the light input and output surfaces of the lightguide. | 11-20-2014 |
20150098128 | Optical Component Array - The present disclosure provides an optical component array and method of making an optical component array that can include a plurality of optical components useful for projection devices or other optical devices. The optical component array can be fabricated such that individual optical components having several elements can be assembled in a massively parallel manner and then singulated as individual optical components, and can result in a large reduction in manufacturing cost. | 04-09-2015 |
20150109791 | SOLID STATE LIGHT WITH ENCLOSED LIGHT GUIDE AND INTEGRATED THERMAL GUIDE - A solid state light having a solid state light source such as LEDs, a light guide having an enclosed interior volume such as a bulb shape without vents, and a thermal guide. The light guide is coupled to the light source for receiving and distributing light from the light source. The thermal guide is at least partially contained within the interior volume with an air gap between a portion of the thermal guide and the light guide. The thermal guide provides for thermal conduction from the light source and dissipating heat through convection and radiation for cooling the light. | 04-23-2015 |
Patent application number | Description | Published |
20090105127 | Methods for stabilizing corneal tissue - Methods of stabilizing collagen fibrils in a cornea are disclosed. The stabilization may be effected by treating the cornea with a protein that crosslinks collagen fibrils, such as decorin. The stablization methods include treatment of corneas before, during, or after a surgical procedure, treatment of keratectasia, and treatment of keratoconus. | 04-23-2009 |
20100041788 | Implantation Compositions for Use in Tissue Augmentation - A composition of matter and method for preparation of a tissue augmentation material. A polysaccharide gel composition is prepared with rheological properties selected for a particular selected application. The method includes preparing a polymeric polysaccharide in a buffer to create a polymer solution or gel suspending properties in the gel and selecting a rheology profile for the desired tissue region. | 02-18-2010 |
20110060267 | ULTRAVIOLET IRRADIATION TO TREAT CORNEAL WEAKNESS DISORDERS - Methods of strengthening the biomechanical properties of the cornea by exposing the cornea to ultraviolet light in the presence of a photoinitiator are described. These methods can be used to treat keratoconus. They can also be used to treat ectasia following a surgical procedure, or to strengthen the cornea prior to a surgical procedure. | 03-10-2011 |
20110086802 | METHODS TO INCREASE PERMEABILITY OF CORNEAL EPITHELIUM AND DESTABILIZE STROMAL COLLAGEN FIBRIL NETWORK - Methods of increasing the permeability of corneal epithelium to facilitate the diffusion of agents into the collagen fibrillar network of the stroma are provided. Used in combination, these methods open the epithelium to facilitate diffusion of stabilization molecules into the stroma and dissociate bridging molecules from stromal collagen fibers, thereby priming the collagen fibrillar network for restabilization by stabilization molecules. These methods can be used to increase the effectiveness and longevity of non-invasive corneal reshaping, such as orthokeratology, for correcting myopia, hyperopia and astigmatism. | 04-14-2011 |
20140010709 | Implantation Compositions for Use in Tissue Augmentation - A composition of matter and method for preparation of a tissue augmentation material. A polysaccharide gel composition is prepared with rheological properties selected for a particular selected application. The method includes preparing a polymeric polysaccharide in a buffer to create a polymer solution or gel suspending properties in the gel and selecting a rheology profile for the desired tissue region. | 01-09-2014 |
20140378549 | IMPLANTATION COMPOSITIONS FOR USE IN TISSUE AUGMENTATION - A composition of matter and method for preparation of a tissue augmentation material. A polysaccharide gel composition is prepared with rheological properties selected for a particular selected application. The method includes preparing a polymeric polysaccharide in a buffer to create a polymer solution or gel suspending properties in the gel and selecting a rheology profile for the desired tissue region. | 12-25-2014 |
20160000885 | Methods for Stabilizing Corneal Tissue - Methods of stabilizing collagen fibrils in a cornea are disclosed. The stabilization may be effected by treating the cornea with a protein that crosslinks collagen fibrils, such as decorin. The stablization methods include treatment of corneas before, during, or after a surgical procedure, treatment of keratectasia, and treatment of keratoconus. | 01-07-2016 |
Patent application number | Description | Published |
20120057121 | ORTHOKERATOLOGY LENS WEAR COMBINED WITH CHEMICAL TREATMENT TO CORRECT MYOPIA, HYPEROPIA OR ASTIGMATISM - Methods of treating a refractive error of the eye are disclosed comprising applying a treatment that induces swelling of the corneal tissue and applying an orthokeratology lens configured to correct the refractive error that provides a controlled distribution of the corneal tissue. | 03-08-2012 |
20130045926 | COMPOSITION AND METHODS FOR THE PREVENTION AND TREATMENT OF MACULAR DEGENERATION, DIABETIC RETINOPATHY, AND DIABETIC MACULAR EDEMA - Methods of stabilizing and organizing collagen fibrils in extracellular matrix of retinal tissues, particularly Bruch's membranes, and stabilizing retinal pigment epithelial layers lining Bruch's membrane are disclosed. The stabilization and organization may be effected by treating retinal tissues with a protein that crosslinks and organizes collagen fibrils, such as decorin. The stabilization and organization methods include treatment of retinal tissues before, during, or after diagnosis of dry macular degeneration, diagnosis of early stages of diabetic retinopathy and diabetic macular edema to prevent, retard, or limit progression of disorganization of Bruch's membrane and disorganization of retinal pigment epithelial cells lining Bruch's membrane. | 02-21-2013 |
20130129807 | COLLAGEN-BASED IMPLANTS FOR SUSTAINED DELIVERY OF DRUGS - The disclosure provides collagen-based constructs for use in drug delivery. | 05-23-2013 |
20150367029 | INJECTABLE IN SITU POLYMERIZABLE COLLAGEN COMPOSITION - The present invention is directed to injectable acid soluble collagen compositions comprising a neutralized solution of an acid soluble collagen, EDTA and preferably a polyol, wherein the composition is injectable at physiological pH and the acid soluble collagen polymerizes upon exposure to tissue. The invention is suitable for use in soft tissue augmentation, promoting soft tissue regeneration and coating medical implants and devices. | 12-24-2015 |
20160038391 | METHODS AND ARTICLES OF MANUFACTURE FOR THE TREATMENT OF SKIN - Embodiments of the present invention are directed to methods and articles of manufacture to treat skin to improve and/or increase hydration, pliability, and thickness for improved texture, feel and appearance. Embodiments feature applying an effective amount of an acetylation agent to natural dermal collagen under reaction conditions to react the natural dermal collagen with the acetylation agent to form a modified collagen. The modified collagen has a higher net charge and higher net charge density than natural dermal collagen. The modified collagen improves or increases one or more skin characteristics consisting of hydration, pliability and thickness. | 02-11-2016 |
Patent application number | Description | Published |
20080262175 | Catalyst Composition Comprising Shuttling Agent for Regio-Irregular Multi-Block Copolymer Formation - Copolymers, especially multi-block copolymer containing therein two or more segments or blocks, are prepared by polymerizing propylene, 4-methyl-1-pentene, or another C | 10-23-2008 |
20080311812 | Catalyst Composition Comprising Shuttling Agent for Higher Olefin Multi-Block Copolymer Formation - Copolymers, especially multi-block copolymer containing therein two or more segments or blocks differing in chemical or physical properties, are prepared by polymerizing propylene, 4-methyl-1-pentene, or other C | 12-18-2008 |
20090163667 | CATALYTIC OLEFIN BLOCK COPOLYMERS VIA POLYMERIZABLE SHUTTLING AGENT - A polymerization process and the resulting polymer composition, said process comprising polymerizing one or more addition polymerizable monomers and a polymerizable shuttling agent in the presence of at least one addition polymerization catalyst comprising a metal compound or complex and a cocatalyst under conditions characterized by the formation of a branched polymer, preferably comprising pseudo-block molecular architecture. | 06-25-2009 |
20090264605 | TECHNIQUE FOR SELECTING POLYMERIZATION MODIFIERS CORSS REFERENCE STATEMENT - A combinatorial method for identifying a catalyst composition for use in the homogeneous addition polymerization of an olefin monomers, said catalyst composition comprising a transition metal compound, a cocatalyst and a polymerization modifier, as well as catalyst compositions and improved olefin polymerization processes resulting therefrom. | 10-22-2009 |
20110092651 | Catalytic Olefin Block Copolymers Via Polymerizable Shuttling Agent - A polymerization process and the resulting polymer composition, said process comprising polymerizing one or more addition polymerizable monomers and a polymerizable shuttling agent in the presence of at least one addition polymerization catalyst comprising a metal compound or complex and a cocatalyst under conditions characterized by the formation of a branched polymer, preferably comprising pseudo-block molecular architecture. | 04-21-2011 |
20110118416 | Catalyst Composition Comprising Shuttling Agent for Ethylene Multi-Block Copolymer Formation - A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:
| 05-19-2011 |
20110124818 | Catalyst Composition Comprising Shuttling Agent for Ethylene Multi-Block Copolymer Formation - A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:
| 05-26-2011 |
20110184135 | POLYMERIZATION MODIFIERS - A composition comprising a polymerization modifier for the copolymerization of at least one olefin monomer and 1-octene and a polymerization process using the polymerization modifier. | 07-28-2011 |
20110196117 | POLYMERIZATION MODIFIERS - A composition comprising a polymerization modifier for the copolymerization of at least one olefin monomer and propylene and a polymerization process using the polymerization modifier. | 08-11-2011 |
20110230108 | CATALYST COMPOSITION COMPRISING SHUTTLING AGENT FOR HIGHER OLEFIN MULTI-BLOCK COPOLYMER FORMATION - A process for preparing polymers, especially multi-block copolymer containing therein two or more segments or blocks differing in chemical or physical properties, by contacting propylene, 4-methyl-1-pentene, or other C | 09-22-2011 |
20130030092 | Catalyst Composition Comprising Shuttling Agent for Ethylene Multi-Block Copolymer Formation - A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:
| 01-31-2013 |
20140249286 | Catalyst Composition Comprising Shuttling Agent for Ethylene Multi-Block Copolymer Formation - A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:
| 09-04-2014 |
Patent application number | Description | Published |
20100042650 | Digital Slate - Some embodiments provide a method performed by a digital slate. The method receives input of a first set of metadata for a particular video clip from a user. The method receives a second set of metadata for the particular video clip from a camera as the camera films the particular video clip. The method embeds the first and second sets of metadata in a data storage structure. The method transmits the data structure for later use in matching the first and second sets of metadata with the particular video clip. Some embodiments display at least a portion of the stored metadata about the particular video clip in front of a camera at the start of the particular video clip. | 02-18-2010 |
20100278504 | Tool for Grouping Media Clips for a Media Editing Application - For a media-editing application that creates composite presentations, a novel grouping tool for grouping several media clips in the composite presentation by drawing a boundary about the media clips is described. The media editing application includes a composite display area for displaying media clips that are part of the composite presentation. The composite display area includes a timeline and one or more tracks that span the timeline for holding one or more media clips. The grouping tool provides a drawing tool that allows a user to draw a boundary in the composite display area. The drawing tool includes a moveable drawing element that moves about the media clips in the composite display area in order to draw the boundary. | 11-04-2010 |
20100281371 | Navigation Tool for Video Presentations - Some embodiments provide a method that provides a first display area for displaying a video presentation. The video presentation includes several video clips, each of which includes a particular sequence of consecutive video pictures. The method provides a navigation tool for navigating the video presentation. The navigation tool includes a display of a representative video picture from each video clip in the video presentation. The entire navigation tool is for display at one time in a second display area. In some embodiments the representative video picture for a particular video clip is the first video picture, a particular number of video pictures from the start of the video clip, etc. Some embodiments also provide a third display area for displaying thumbnail images representing a subset of the video clips in the video presentation. | 11-04-2010 |
20100281372 | Tool for Navigating a Composite Presentation - A computer readable medium storing a media editing application for creating media presentations is described. The application includes a graphical user interface (GUI). The GUI has (1) a composite display area for displaying graphical representations of a set of media clips that are part of the composite presentation and (2) a navigation tool including several selectable navigation markers associated with several navigable locations in the composite presentation. The selection of a navigation marker causes the composite display area to present the navigable location in the composite presentation that is associated with the selected navigation marker. | 11-04-2010 |
20100281379 | Cross-Track Edit Indicators and Edit Selections - A method of defining a media editing application for creating media presentations. The method provides a composite display area for displaying a set of clip shapes that represent media clips. It also provides a consolidated editing tool for (1) identifying clip-shape edit points that are near a cursor's location as the cursor moves from track to track in the composite display area and (2) collectively selecting the identified clip-shape edit points along multiple track in order to receive an edit operation to collectively perform on said the clip-shapes of the identified edit points. | 11-04-2010 |
20130124992 | Tool for Navigating a Composite Presentation - A computer readable medium storing a media editing application for creating media presentations is described. The application includes a graphical user interface (GUI). The GUI has (1) a composite display area for displaying graphical representations of a set of media clips that are part of the composite presentation and (2) a navigation tool including several selectable navigation markers associated with several navigable locations in the composite presentation. The selection of a navigation marker causes the composite display area to present the navigable location in the composite presentation that is associated with the selected navigation marker. | 05-16-2013 |
20150019971 | Digital Slate - Some embodiments provide a method performed by a digital slate. The method receives input of a first set of metadata for a particular video clip from a user. The method receives a second set of metadata for the particular video clip from a camera as the camera films the particular video clip. The method embeds the first and second sets of metadata in a data storage structure. The method transmits the data structure for later use in matching the first and second sets of metadata with the particular video clip. Some embodiments display at least a portion of the stored metadata about the particular video clip in front of a camera at the start of the particular video clip. | 01-15-2015 |
Patent application number | Description | Published |
20120296482 | METHODS, APPARATUS AND SYSTEMS FOR MANAGING ENERGY ASSETS - The apparatuses and methods herein facilitate generation of energy-related revenue for an energy customer of an electricity supplier, for a system that includes an energy storage asset. The apparatuses and methods herein can be used to generate operating schedules for a controller of the energy storage asset. When implemented, the generated operating schedules facilitates derivation of the energy-related revenue, over a time period T, associated with operation of the at least one energy storage asset according to the generated operating schedule. The energy-related revenue available to the energy customer over the time period T is based at least in part on a wholesale electricity market. | 11-22-2012 |
20130204443 | MANAGING ENERGY ASSETS ASSOCIATED WITH TRANSPORT OPERATIONS - Apparatus, systems, and methods are described that can be used to generate an operating schedule for a controller of an energy storage asset that is in communication with a transport vehicle, based on an optimization process. The operating schedule is generated based on an operation characteristic of the energy storage asset, an energy-generating capacity of the transport vehicle in communication with the energy storage asset based on a motion of the transport vehicle, and a price associated with a market (including a regulation market and/or an energy market). Operation of the energy storage asset according to the generated operating schedule facilitates derivation of energy-related revenue, over a time period T. The energy-related revenue available to the energy customer over the time period T is based at least in part on the regulation market and/or the energy market. | 08-08-2013 |
20140039709 | FACILITATING REVENUE GENERATION FROM WHOLESALE ELECTRICITY MARKETS - The apparatus, systems and methods herein facilitate generation of energy-related revenue for an energy customer of an electricity supplier. The apparatuses and methods herein can be used to generate operating schedules for a controller of the energy assets. When implemented, the generated operating schedules facilitates derivation of the energy-related revenue, over a time period T, associated with operation of the energy assets according to the generated operating schedule. The energy-related revenue available to the energy customer over the time period T is based at least in part on a wholesale electricity market. | 02-06-2014 |
20150326015 | METHODS, APPARATUS AND SYSTEMS FOR MANAGING ENERGY ASSETS - The apparatuses and methods herein facilitate generation of energy-related revenue for an energy customer of an electricity supplier, for a system that includes an energy storage asset. The apparatuses and methods herein can be used to generate operating schedules for a controller of the energy storage asset. When implemented, the generated operating schedules facilitates derivation of the energy-related revenue, over a time period T, associated with operation of the at least one energy storage asset according to the generated operating schedule. The energy-related revenue available to the energy customer over the time period T is based at least in part on a wholesale electricity market. | 11-12-2015 |
Patent application number | Description | Published |
20110079221 | ONE-WAY VALVE DEVICES FOR ANCHORED IMPLANTATION IN A LUNG - An intra-bronchial device placed and anchored in an air passageway of a patient to collapse a lung portion associated with the air passageway. The device includes a support structure, an obstructing member carried by the support structure that reduces ventilation to the lung portion by preventing air from being inhaled into the lung portion, and at least one anchor carried by the support structure that anchors the obstruction device within the air passageway. The anchor may engage the air passageway wall by piercing or friction, include a stop dimensioned for limiting the piercing of the air passageway wall, and may be releasable from the air passageway for removal of the intra-bronchial device. The anchors may be carried by a peripheral portion of the support structure, or by a central portion of the support structure. The obstructing member may be a one-way valve. | 04-07-2011 |
20110196295 | DEVICE AND METHOD FOR INTRA-BRONCHIAL PROVISION OF A THERAPEUTIC AGENT - The present invention includes an intra-bronchial device, system, and method for providing a therapeutic agent to a patient. A device includes a flow control member for placement in an air passageway communicating with a lung portion and when deployed in the air passageway inhibits a therapeutic agent distal of the control member from moving proximal of the control member, and includes the therapeutic agent associated with the flow control member. The control member may inhibit movement of the therapeutic agent by limiting airflow, and may include a one-way valve limiting exhalation of air from the lung portion. The control member may include a flexible membrane impervious to air flow, or a separator arranged to inhibit the movement of the therapeutic agent. The control member may include at least one anchor, and the anchor may be releasable from the air passageway for removal of the intra-bronchial device. | 08-11-2011 |
20110203581 | APPARATUS AND METHOD FOR DEPLOYMENT OF A BRONCHIAL OBSTRUCTION DEVICE - An apparatus and method deploy a self-expandable bronchial obstruction device in an air passageway. The apparatus includes a catheter configured to be passed down the trachea. The apparatus further includes a capsule for housing the self-expandable bronchial obstruction device in a sterile environment. The capsule is configured to be advanced down the catheter. The capsule further includes a tubular extension. The capsule has a breakable seam so as to release the bronchial obstruction device in the air passageway upon a proximal force being exerted upon the bronchial obstruction device. The method includes guiding a conduit down a trachea into the air passageway. The method further includes advancing a capsule having a bronchial device therein down an internal lumen of the conduit into the air passageway. The method further includes releasing the bronchial device from the capsule. The method further includes deploying the bronchial device into the air passageway. | 08-25-2011 |
20120289989 | ONE-WAY VALVE DEVICES FOR ANCHORED IMPLANTATION IN A LUNG - An intra-bronchial device placed and anchored in an air passageway of a patient to collapse a lung portion associated with the air passageway. The device includes a support structure, an obstructing member carried by the support structure that reduces ventilation to the lung portion by preventing air from being inhaled into the lung portion, and at least one anchor carried by the support structure that anchors the obstruction device within the air passageway. The anchor may engage the air passageway wall by piercing or friction, include a stop dimensioned for limiting the piercing of the air passageway wall, and may be releasable from the air passageway for removal of the intra-bronchial device. The anchors may be carried by a peripheral portion of the support structure, or by a central portion of the support structure. The obstructing member may be a one-way valve. | 11-15-2012 |
Patent application number | Description | Published |
20110236178 | BRANCHED AIRFOIL CORE COOLING ARRANGEMENT - An example airfoil cooling arrangement includes a airfoil wall having a first face and a second face opposite the first face. The airfoil wall establishes a channel that is configured to communicate fluid between an inlet aperture and an outlet aperture. The channel includes secondary portion that branch from a primary portion. An example airfoil cooling method includes receiving a flow of fluid from a airfoil core cavity and communicating the flow of fluid through channel within a wall of the airfoil. The channel has a secondary portion branching from a primary portion. | 09-29-2011 |
20110274559 | Turbine Airfoil with Body Microcircuits Terminating in Platform - A turbine engine component includes a platform and one or more microcircuit cooling passages embedded within one or more walls of an airfoil portion of the component. Each microcircuit cooling passage terminates within the thickness of the platform so as to provide cooling to the initial 10% span of the airfoil portion. Each microcircuit cooling passage has an inlet for receiving cooling fluid, which inlet is also embedded within the platform. | 11-10-2011 |
20110286857 | CERAMIC CORE TAPERED TRIP STRIPS - A core for creating an airfoil has a ceramic material that forms a body. The body has an outer dimension, a slot extending through the outer dimension and into the body for receiving an insert, the slot disposed at an angle to the outer dimension, and a trip strip having a first portion disposed in the outer dimension. The first portion is in register with the slot wherein a constant dimension such as minimum thickness is maintained between the trip strip and the slot along a length of the slot and wherein said first portion tapers towards said outer dimension. | 11-24-2011 |
20130156602 | FILM COOLED TURBINE COMPONENT - Film cooling of turbine component surfaces, such as high-lift airfoil surfaces, is achieved by a flow of cooling air through film cooling holes of generally constant cross-sectional area, which extend from the surfaces to a radial cooling passage within the airfoil. The film cooling holes are angularly offset from that portion of the radial cooling passage immediately upstream of the film cooling holes by an acute angle which effects a radial reversal of the flow of cooling air into the film cooling holes from the radial cooling passage to reduce the momentum of airflow through the film cooling holes to reduce separation of cooling air film from the surface. | 06-20-2013 |
20130195675 | CERAMIC CORE TAPERED TRIP STRIPS - A core die for creating an airfoil includes a first section, a second section mating with the first section, and an insert for creating a slot. The first section and the second section define a body having an outer dimension. The insert is disposed at an angle to the outer dimension. A trip strip includes a first portion disposed in the second section. The first portion is in register with the insert and a thickness is maintained between the first portion and the insert along a length of the insert. The first portion tapers towards the outer dimension and the thickness is filled by the ceramic material between the slot and the first portion. | 08-01-2013 |
20130236329 | ROTOR BLADE WITH ONE OR MORE SIDE WALL COOLING CIRCUITS - A rotor blade for a gas turbine engine includes an airfoil and a cooling microcircuit. The airfoil includes a first side wall, a second side wall and a tip endwall, where the first side wall and the second side wall extend to and cooperate to form the tip endwall, defining a main cavity between the first side wall and the second side wall. The cooling microcircuit includes a microcircuit cavity, an inlet, a side wall outlet and a tip outlet. The microcircuit cavity is embedded within the first side wall, and the inlet extends from the main cavity to the microcircuit cavity. The side wall outlet extends from the microcircuit cavity to an exterior first side surface of the airfoil. The tip outlet extends from the microcircuit cavity to an exterior tip surface of the airfoil. | 09-12-2013 |
20130280081 | GAS TURBINE ENGINE AIRFOIL GEOMETRIES AND CORES FOR MANUFACTURING PROCESS - A core for an airfoil includes a refractory metal structure having a variable thickness. An airfoil includes a body having leading and trailing edges joined by spaced apart pressure and suction sides to provide an exterior airfoil surface defined by a perimeter wall. An interior wall is arranged interiorly and adjacent to the perimeter wall to provide a cooling passage there between. A cooling passage with first and second portions is tapered and respectively has first and second thicknesses. The first thickness is greater than the second thickness, and the second thickness is less than 0.060 inch (1.52 mm). A method of manufacturing a refractory metal core includes depositing multiple layers of powdered metal onto one another, joining the layers to one another with reference to CAD data relating to a particular cross-section of a refractory metal core, and producing the core having a variable thickness. | 10-24-2013 |
20130280091 | GAS TURBINE ENGINE AIRFOIL IMPINGEMENT COOLING - An airfoil has a body that includes leading and trailing edges joined by spaced apart pressure and suction sides to provide an exterior airfoil surface. A leading edge wall provides the exterior airfoil surface at the leading edge. An impingement wall is integrally formed with the leading edge wall to provide an impingement cavity between the leading edge wall and the impingement wall and multiple impingement holes are provided in the impingement wall. The impingement holes are spaced laterally across the impingement wall. A method of manufacturing an airfoil includes the steps of depositing multiple layers of powdered metal onto one another, joining the layers to one another with reference to CAD data relating to a particular cross-section of an airfoil, and producing the airfoil. | 10-24-2013 |
20140010666 | AIRFOIL COOLING CIRCUITS - An airfoil includes leading and trailing edges; first and second sides extending from the leading edge to the trailing edge, each side having an exterior surface; a core passage located between the first and second sides and the leading and trailing edges; and a wall structure located between the core passage and the exterior surface of the first side. The wall structure includes a plurality of cooling fluid inlets communicating with the core passage for receiving cooling fluid from the core passage, a plurality of cooling fluid outlets on the exterior surface of the first side for expelling cooling fluid and forming a cooling film along the exterior surface of the first side, and a plurality of cooling passages communicating with the plurality of cooling fluid inlets and the plurality of cooling fluid outlets. At least a portion of one cooling passage extends between adjacent cooling fluid outlets. | 01-09-2014 |
20140090384 | GAS TURBINE ENGINE COOLING HOLE WITH CIRCULAR EXIT GEOMETRY - A gas turbine engine component includes a structure having an exterior surface. A cooling hole extends from a cooling passage to the exterior surface to provide an exit area on the exterior surface that is substantially circular in shape. A gas turbine engine includes a compressor section and a turbine section. A combustor is provided between the compressor and turbine sections. A component in at least one of the compressor and turbine sections has an exterior surface. A film cooling hole extends from a cooling passage to the exterior surface to provide an exit area that is substantially circular in shape. A method of machining a film cooling hole includes providing a component having an internal cooling passage and an exterior surface, machining a film cooling hole from the exterior surface to the internal cooling passage to provide a substantially circular exit area on the exterior surface. | 04-03-2014 |
20140196433 | GAS TURBINE ENGINE COMPONENT PLATFORM COOLING - A component for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a platform having an outer surface and an inner surface that axially extend between a leading edge portion and a trailing edge portion. At least one augmentation feature is disposed on at least one of the leading edge portion and the trailing edge portion of the outer surface of the platform. | 07-17-2014 |
20140199177 | AIRFOIL AND METHOD OF MAKING - An airfoil includes leading and trailing edges, a first exterior wall extending from the leading edge to the trailing edge and having inner and outer surfaces, a second exterior wall extending from the leading edge to the trailing edge generally opposite the first exterior wall and having inner and outer surfaces, and cavities within the airfoil. A first cavity extends along the inner surface of the first exterior wall and a first inner wall and has an upstream end and a downstream end, and a feed cavity is located between the first inner wall and the second exterior wall. | 07-17-2014 |
20140271101 | MODULATED TURBINE VANE COOLING - A vane structure includes a baffle movably mounted within an aperture, the baffle movable to control a cooling flow between a first cooling cavity and a second cooling cavity. | 09-18-2014 |
20150322801 | AIRFOIL LEADING EDGE FILM ARRAY - An airfoil according to an exemplary aspect of the present disclosure includes, among other things, a first cooling hole with a first cooling passage arranged at a first angle relative to a chordwise axis and a second cooling hole with a second cooling passage arranged at a second different angle relative to the chordwise axis. A radial projection of the first cooling passage intersects a radial projection of the second cooling passage. | 11-12-2015 |
20160003053 | GAS TURBINE ENGINE COMPONENT HAVING TRANSVERSELY ANGLED IMPINGEMENT RIBS - A component for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a body portion that includes a first wall spaced apart from a second wall and disposed about a centerline axis. At least one rib extends between the first wall and the second wall. The at least one rib extends along a rib axis that is transversely angled relative to the centerline axis. At least one impingement hole extends through the at least one rib. | 01-07-2016 |
20160003071 | GAS TURBINE ENGINE STATOR VANE BAFFLE ARRANGEMENT - A stator vane for a gas turbine engine includes an airfoil that has an exterior wall that provides a cooling cavity. The exterior surface has an interior surface that has multiple pin fins extending therefrom. A baffle is arranged in the cooling cavity and is supported by the pin fins. | 01-07-2016 |