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| Number | Title | Issue Date |
| 8151613 | Method for shot peening The object of the present invention is to provide a method for shot peening by which a compressive residual stress that is higher than any achieved by the conventional method can be achieved while the thickness of the processed material that is scraped is suppressed... | 04/10/2012 |
| 8113025 | Technique and process for controlling material properties during impact consolidation of powders Impact consolidated powders form deposits that are densified by substantially simultaneous shot peening of the impact consolidated powder. ... | 02/14/2012 |
| 8065898 | 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. | 11/29/2011 |
| 8033151 | Method and apparatus for reducing force needed to form a shape from a sheet metal An apparatus comprising a platform, a stylus, and an ultrasonic energy generation system. The platform may be capable of holding a sheet of material. The stylus may be capable of impinging the sheet of material to incrementally form a shape for a part. The ultrasoni... | 10/11/2011 |
| 8033152 | Metallic article with improved fatigue performance and corrosion resistance A metallic article with improved fatigue performance and resistance to corrosive attack and stress corrosion cracking is produced by treating a first area of a metallic article with a first surface treatment that induces a specified amount of cold work. A second, sa... | 10/11/2011 |
| 7992416 | Ultrasonic peening treatment of assembled components Ultrasonic peening treatment is desirable where an application of a compressive stress is helpful to reduce the incidence of crack formation on highly stressed parts. Ultrasonic peening treatment can be performed in field applications without requiring a rotor to be... | 08/09/2011 |
| 7966856 | Robotic peening apparatus Solutions for robotic fastener peening in turbine machines are disclosed. In one embodiment, an apparatus includes: a peening machine having a peening head; a robotic apparatus including: a robotic arm coupled to the peening machine; and a base member coupled to the... | 06/28/2011 |
| 7954348 | Peening apparatus and method A method of peening a surface which comprises the steps of providing a rotary peening tool having at least one rotating flap mounted on the drive shaft which is rotatably driven, measuring the speed of the drive shaft, and controlling the speed of the drive shaft to... | 06/07/2011 |
| 7934407 | Process for producing metallic component and structural member A process for producing a metallic component of a structural member or the like used in an aircraft or automobile or the like, the process including shot peening the surface of a metallic material, wherein the fatigue properties of the metallic material are improved... | 05/03/2011 |
| 7832243 | Apparatus for a shot peening treatment A shot-peening device(s) is installed on a side of a cabinet defining an ejection chamber in the cabinet. Shots ejected from the device to a workpiece fall and are conveyed in a horizontal direction by a horizontal screw conveyor positioned above a lower end of the ... | 11/16/2010 |
| 7762113 | Metallic article with improved fatigue performance and corrosion resistance and method for making the same A metallic article with improved fatigue performance and resistance to corrosive attack and stress corrosion cracking is produced by treating a first area of a metallic article with a first surface treatment that induces a specified amount of cold work. A second, sa... | 07/27/2010 |
| 7716961 | Method for executing water jet peening A method for executing water jet peening for giving an impact force to a surface of a structure member by a crushing pressure of a water jet and cavitation and improving residual stress, or washing, or reforming said surface, wherein said water jet peening is... | 05/18/2010 |
| 7703312 | Component with compressive residual stresses, process for producing and apparatus for generating compressive residual stresses The inventive method discloses the local, adapted and controlled introduction of internal compressive stress in convex and concave regions, such as the root region of turbine blades, by means of at least two pressure generators. ... | 04/27/2010 |
| 7690234 | Tip tool guide apparatus and method for bringing in tip tool guide apparatus A tip tool guide apparatus is brought into a water chamber of a steam generator of nuclear power equipment, and guides a tip tool, such as a shot peening head, along a necessary region. For this purpose, a tip tool guide apparatus 1000 is composed of a swivel... | 04/06/2010 |
| 7685855 | Vertically shaking working device A vertically oscillating working device 2 has a body to be oscillated 23 having an inner space that is formed by a cover member 21 and a vehicle wheel 22, which is a body to be worked, and receives working materials 25 in it and al... | 03/30/2010 |
| 7677070 | Shot-peening process A method of shot peening in which with respect to a carburized and quenched metal part, only its surface abnormal layer detrimental to the fatigue strength thereof is scraped without scraping of the martensitic structure underlying the surface abnormal layer, namely... | 03/16/2010 |
| 7677069 | Threaded joint for an oil well pipe and method for manufacturing same A threaded joint for an oil well pipe in which a conventional threaded joint for an oil well pipe is improved so that sufficient fatigue fracture strength is secured, and a method for manufacturing the same are provided. An axial-direction residual stress of a threa... | 03/16/2010 |
| 7673486 | Peening chamber for surface peening, in particular for ultrasonic shot peening of gas turbine components The invention relates to a peening chamber for surface peening, in particular for ultrasonic shot peening of gas turbine components (10), which, at least with a component region (20) comprising the surface to be treated, are to be arranged within a cha... | 03/09/2010 |
| 7669449 | Low intensity shot peening A method may be present for sending shot onto a surface. A stream of shot may be directed into an inlet of a nozzle. The stream of shot may be redirected to form a plurality of streams of shot within the nozzle. The plurality of streams of shot may be directed out o... | 03/02/2010 |
| 7665338 | Shot peening methods and units The present invention provides a method of shot peening at least a portion of a rotary machine comprising a rotor. Shot peening is carried out with a rotor which is at least partly assembled. The method comprises: fixing a system f... | 02/23/2010 |
| 7647800 | Shot, devices, and installations for ultrasonic peening, and parts treated thereby Shot for use in a peening installation, the shot having: hardness greater than or equal to 800 HV; density greater than or equal to 8 g/cm3; and pieces having a maximum dimension less th... | 01/19/2010 |
| 7647801 | Shot, devices, and installations for ultrasonic peening, and parts treated thereby A system for ultrasonically peeing surfaces includes a sonotrode comprising a body material and a vibrating surface, the vibrating surface coated with a coating material having a hardness greater than the body material, a treatment chamber defined at least in part b... | 01/19/2010 |
| 7644599 | Method for surface blasting cavities, particularly cavities in gas turbines In a method for surface blasting hollow spaces or cavities, especially cavities of gas turbines, shot balls are accelerated with the aid of at least one vibrator, whereby the ultrasonically accelerated shot balls are directed onto surfaces of a cavity that is to be ... | 01/12/2010 |
| 7596978 | Blasting device Disclosed is a blasting device for blasting a part of a turbine blade, which has a blade root, a blade platform and a blade airfoil, with a blasting cubicle, which has an insertion opening, a blasting unit for the discharge of accelerated blasting media into the bla... | 10/06/2009 |
| 7568368 | Method for the surface treatment of ferritic/martensitic 9-12% Cr steel A method for the surface treatment of ferritic/martensitic 9-12% Cr steels for the purpose of achieving an improved oxidation behavior and increased resistance to solid particle erosion at application temperatures of above 500° C., in particular around 650° C., in... | 08/04/2009 |
| 7481088 | Method and device for surface blasting gas turbine blades in the area of the roots thereof An apparatus for surface blasting gas turbine blades in the area of their blade roots includes a vibrator with an oscillating surface oriented so that the oscillating surface extends essentially in the horizontal direction. A processing chamber for receiving the bla... | 01/27/2009 |
| 7421872 | Shot-blasting installation for blasting work pieces made from light metal alloys A shot-blasting installation (1) for blasting work pieces (30) made from light metal alloys, comprising at least one blasting chamber (3) for receiving the work pieces that are to be blasted, at least two blasting wheels (6) arranged in w... | 09/09/2008 |
| RE40446 | Strength-enhancing apparatus for metal part Disclosed is a strength-enhancing apparatus for a metal part comprising a recovery mechanism for sucking powder flow dust generated from glass beads crushed on a surface of a gear in a chamber to recover it together with drainage, wherein the recovery mechanism incl... | 08/05/2008 |
| 7399371 | Treatment method for improving fatigue life and long-life metal material treated by using same treatment A novel treatment method, for improving fatigue life, is provided that aims to resolve problems associated with conventional treatment methods for improving fatigue life of metal by reduction of stress concentration and conventional treatment methods for improving f... | 07/15/2008 |
| 7389663 | Acoustic shot peening method and apparatus The present invention provides a method of shot peening at least a portion of a rotary machine comprising a rotor. Shot peening is carried out with a rotor which is at least partly assembled. The method includes fixing a system for... | 06/24/2008 |
| 7389662 | Method and apparatus for self indexing portable automated tenon peening A self indexing portable automated tenon peening device including: a peening machine in operable communication with a mounting arm; a circumferential slide assembly including a circumferential rail in operable communication with the mounting arm; an axial slide asse... | 06/24/2008 |
| 7361106 | Bat having a sleeve with slots Disclosed herein is a bat comprising a handle portion, a transition portion attached to the handle portion, and a barrel portion attached to the transition portion. The barrel portion includes one or more first cross-sections having a first stiffness and a plurality... | 04/22/2008 |
| 7361401 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 04/22/2008 |
| 7356977 | Automated clipping packaging systems with bottom-up cutting members and associated methods Methods, devices and computer program products automatically package an object in a covering material such as casing and/or netting by: (a) automatically pushing at least one object through a product chute; (b) pulling a covering material upstream of the product chu... | 04/15/2008 |
| 7354354 | Article comprising a fine-grained metallic material and a polymeric material Lightweight articles comprising a polymeric material at least partially coated with a fine-grained metallic material are disclosed. The fine-grained metallic material has an average grain size of 2 nm to 5,000 nm, a thickness between 25 micron and 5 cm, and a hardne... | 04/08/2008 |
| 7351059 | Process for treating a surface A process for treating a surface (2) to clean or otherwise treat the surface (2) comprises a step of contacting the surface (2) with a particulate treating agent such that at least some of the particles (1) roll along at least a portion o... | 04/01/2008 |
| 7331885 | Bunting bat Bats that aid in bunting are disclosed herein. The bats generally include a rounded elongate shaft having a handle end and a contact end, and the handle end may have a diameter that is smaller than a diameter of the contact end. In an embodiment, at least one indica... | 02/19/2008 |
| 7322163 | Clipping packaging apparatus and methods An apparatus for enclosing a product in a covering material includes a product feed and covering system, a clipper mechanism and a tensioning system. The product feed and covering system is configured to apply the covering material over the product. The clipper mech... | 01/29/2008 |
| 7313896 | Automated clipping packaging systems Methods, devices and computer program products automatically package an object in a covering material such as casing and/or netting by: (a) automatically pushing at least one object through a product chute; (b) pulling a covering material upstream of the product chu... | 01/01/2008 |
| 7300622 | Device for generating nanostructures The present invention concerns a method for generating nanostructures in order to obtain in an area on the surface of a metal piece (10) a nanostructured layer of defined thickness, characterized in that it comprises: a step for projecting onto an impact poin... | 11/27/2007 |
