Patent application number | Description | Published |
20090178736 | ARTICLE HAVING COBALT-PHOSPHOROUS COATING AND METHOD FOR HEAT TREATING - A method of processing an article having a substrate and a cobalt-phosphorous coating disposed on the substrate includes heat treating the article. At least one physical characteristic of the cobalt-phosphorous coating is altered using the heat treating to thereby change a performance characteristic of the article. For example, the article may be an actuator component having a bore or a shaft that is movably disposed at least partially within the bore. | 07-16-2009 |
20100014964 | ELECTRO-FORMED SHEATH FOR USE ON AIRFOIL COMPONENTS - An article for protecting an airfoil component includes a sheath having an outer side and an inner side that forms a cavity for receiving a leading edge of the airfoil component. The sheath is made of cobalt and phosphorous to protect the leading edge of the airfoil component from erosion. | 01-21-2010 |
20100028713 | METHOD AND ARTICLE FOR IMPROVED ADHESION OF FATIGUE-PRONE COMPONENTS - A method of processing an article includes mechanically working an article having a metallic layer disposed on a titanium substrate and establishing a residual stress region that extends through the metallic layer and at least partially into the titanium substrate. | 02-04-2010 |
20100147694 | METHOD AND APPARATUS FOR EVALUATION OF COATED PARTS - A method of verifying performance of a coated part includes calculating a deflection value as a function of a predetermined strain threshold value and a total thickness of a test coupon that comprises a coating on a substrate. The coating of the test coupon is co-deposited in a deposition process for producing a coated part. The test coupon is bent in an amount equal to the calculated deflection value and then evaluated as an indication of whether a mechanical characteristic of the coated part meets a specified level. | 06-17-2010 |
20100304107 | LAYERED COATING FOR EROSION PROTECTION - A coating for protecting a surface against erosion when contacted by particles having a range of particle sizes or by high velocity fluid impingement includes a first coating on the surface forming a high bulk or composite hardness coating; and a hard ceramic coating on the first coating having a hardness higher than the hardness of the first coating and the erosion particles. | 12-02-2010 |
20110073217 | WEAR RESISTANT DEVICE AND PROCESS THEREFOR - A wear resistant device includes a substrate of a first metallic material and a wear resistant layer disposed on a substrate. The wear resistant layer includes a matrix of a second, different metallic material, particulates dispersed throughout the matrix, and a boron material dispersed within a portion of the matrix. | 03-31-2011 |
20110114495 | LOW COST, ENVIRONMENTALLY FAVORABLE, CHROMIUM PLATE REPLACEMENT COATING FOR IMPROVED WEAR PERFORMANCE - A coating which improves the wear performance of a part is described. The coating is applied over an article such as a part or a workpiece using an electroplating process. The coating broadly includes a cobalt material matrix with a hardness of at least 550 HV and a plurality of carbide particles distributed throughout the cobalt material matrix. The cobalt material matrix may be a cobalt-phosphorous alloy. The particles interspersed throughout the matrix may be chrome carbide or silicon carbide particles. | 05-19-2011 |
20110116906 | AIRFOIL COMPONENT WEAR INDICATOR - An example airfoil assembly includes an airfoil body extending between a leading edge, a trailing edge, a suction side, and a pressure side. The assembly further includes a first protective sheath, an indicator sheath, and a second protective sheath. The first protective sheath has an outer side and an inner side that forms a cavity for receiving at least a portion of the airfoil body. The inner side being bonded to the leading edge of the airfoil body. A portion of the indicator sheath is positioned forward the first sheath relative to the leading edge of the airfoil. A portion of the second protective sheath is positioned forward the indicator sheath relative to the leading edge of the airfoil. | 05-19-2011 |
20110206855 | ARTICLE HAVING COBALT-PHOSPHOROUS COATING AND METHOD FOR HEAT TREATING - A method of processing an article having a substrate and a cobalt-phosphorous coating disposed on the substrate includes heat treating the article. At least one physical characteristic of the cobalt-phosphorous coating is altered using the heat treating to thereby change a performance characteristic of the article. For example, the article may be an actuator component having a bore or a shaft that is movably disposed at least partially within the bore. | 08-25-2011 |
20120024403 | INORGANIC COKE RESISTANT COATINGS TO PREVENT AIRCRAFT FUEL SYSTEM FOULING - A fuel system for delivering fuel to an engine includes a fuel tank, a hot section in fluid communication with the fuel tank for delivering fuel for combustion by the engine, and a ceramic coating applied to at least a portion of the hot section for reducing fuel coking. The ceramic coating is selected from carbides, nitrides, carbonitrides, silicides and mixtures thereof. | 02-02-2012 |
20120034490 | ARTICLE FOR IMPROVED ADHESION OF FATIGUE-PRONE COMPONENTS - An article includes a titanium substrate, a metallic layer diffusion bonded with the titanium substrate and a residual stress region that extends through the metallic layer and at least partially into the titanium substrate. | 02-09-2012 |
20120061243 | ELECTRO-FORMED SHEATH FOR USE ON AIRFOIL COMPONENTS - A method of manufacturing a sheath for protecting an airfoil component includes the steps of establishing an electro-forming solution having cobalt and phosphorus and electro-forming the sheath with a composition that includes the cobalt and the phosphorus using the electro-forming solution. | 03-15-2012 |
20120115407 | FURNACE BRAZE DEPOSITION OF HARDFACE COATING ON WEAR SURFACE - A disclosed method of hard coating a wear surface of a valve of an aircraft air management system is performed by depositing a hardface alloy powder onto the wear surface, heating the wear surface and the hardface alloy powder to transform the hardface alloy powder into a molten liquid mass, and subsequently cooling the molten liquid hardface alloy mass to solidify the hardface alloy onto the wear surface. The disclosed process provides for localized application and subsequent bonding of the hardface alloy to discrete portions of the wear surface. The solidified hardface alloy coating may then be machined to obtain specific wear surface geometries. | 05-10-2012 |
20120119132 | ARTICLE HAVING GOOD WEAR RESISTANCE - An article having good wear resistance includes a first component including a boride coating and a second component including a cobalt-chromium-molybdenum coating that is in sliding contact with the boride coating of the first component. | 05-17-2012 |
20120181467 | WEAR INTERFACE FOR BUTTERFLY VALVE - A butterfly valve comprises a housing including a bore, a rotatable shaft passing through the bore, a disc mounted to the shaft for controlling the flow of a fluid through the bore, a thrust load reacting section and a wear interface. The thrust load reacting section includes a thrust plug assembled in a thrust reacting end of the shaft and a thrust plate secured to the housing. The thrust plate has a well for axially retaining the thrust plug and the thrust reacting end of the shaft. The wear interface includes a first contact region on the thrust plug with a first contact surface and a second contact region at the base of the well with a second contact surface. A portion of the first contact surface is spherical and in contact with a portion of the second contact surface. | 07-19-2012 |
20120181469 | THRUST PLATE FOR BUTTERFLY VALVE - A thrust plate for a butterfly valve includes a thrust plate body that defines a recess. The recess extends between a bottom thrust surface, side walls and an open top. A wear-resistant coating is located on the bottom thrust surface. | 07-19-2012 |
20120186358 | APPARATUS FOR EVALUATION OF COATED PARTS - A bending test fixture for test coupons includes a test region for receiving a test coupon and first and second supports on opposed sides of the test region. One of the first or second supports includes a first pair of spaced-apart support points and the other of the first or second supports includes a second pair of spaced-apart support points that are narrowly spaced relative to the first pair of spaced-apart support points. There is a load shaft for applying a load to the second support and an articulated joint between the load shaft and the second support for uniformly distributing the load to the first support. | 07-26-2012 |
20130004327 | ALUMINUM FAN BLADE ROOT - A method of improving fatigue strength in a fan blade includes fabricating a metal fan blade with an airfoil and a root and deep peening the root. | 01-03-2013 |
20130039765 | AIRCRAFT PROPELLERS - An aircraft propeller taper bore insert apparatus includes an outer surface, the outer surface dimensioned and configured to fit within an aircraft propeller taper bore or an aircraft propeller balancing tube, and an inner surface, the inner surface defining an inner cavity configured to receive a balancing medium, the inner surface comprising a plurality of retention formations arranged thereon, and the plurality of retention formations being configured to support the balancing medium. | 02-14-2013 |
20130280079 | PROPELLER BLADE WITH METALLIC FOAM SPAR CORE - According to one embodiment, a propeller blade includes a metallic foam core and a structural layer that surrounds at least a portion of the metallic foam core. | 10-24-2013 |
20130343898 | PROPELLER BLADE WITH CARBON FOAM SPAR CORE - According to one embodiment, a propeller blade includes a carbon foam core and a structural layer that surrounds at least a portion of the carbon foam core. | 12-26-2013 |
20140005294 | WATER BASED SILICONE COATING COMPOSITIONS | 01-02-2014 |
20140202562 | CHECK VALVE WITH SELF-TRAPPING INSERT - A check valve is provided and includes a body including a seat, a hinge bifurcating the seat to define openings and a housing coupled to the hinge and a self-trapping insert of compliant material. The self-trapping insert includes an end portion and is securable in the housing such that the end portion protrudes from a side of the housing to contact with a corresponding check valve flapper in a respective open position. | 07-24-2014 |
20140319398 | VALVE INCLUDING MULTILAYER WEAR PLATE - A valve is provided and includes a component including a surface and a wear plate including a surface disposed in sliding engagement with the surface of the component. The surface of the wear plate includes a corrosion resistant substrate, a secondary layer disposed on a surface of the corrosion resistant substrate, a noble metal layer disposed on a surface of the secondary layer and a tertiary layer disposed on a surface of the noble metal layer. | 10-30-2014 |