Abstract: A method of refurbishing a fuel injector body valve seat. The method includes removing a poppet valve from the valve bore guide, machining the bore and valve seat to remove cavitation, machining to create an undercut a the stress riser, nitriding the valve bore guide and radiusing fuel passage to a sufficient depth to restore hardness thereto.

Abstract: A clamp assembly that may be used for securing to a raised portion of a surface. The clamp assembly comprising a mounting body of a general block shape having a slot for receiving the raised portion formed in a bottom surface of the mounting body attaching the clamp assembly thereto. The clamp assembly is configured with one or more pins that may be formed in a substantially elongated cylindrical shape. The pins may be configured to be received in one or more push-pin holes formed in the mounting body, whereby the push-pin holes extend to the slot from a side surface of push-pin holes. The clamp assembly includes a fastening element adapted to be received in a fastener hole formed adjacent the push-pin holes in the side surface of the mounting body. The fastening element is configured to secure, attach and hold the clamp assembly to the standing seam by forcing the pins against the raised portion of the surface disposed in the slot.

Abstract: A pick tool for pavement degradation or mining, comprising an insert and a holder, the insert comprising a super-hard strike tip joined to a proximate end of an insertion shaft. The insertion shaft is secured by an interference fit within a bore provided in the holder, the insertion shaft having a longitudinal axis and a distal end of the insertion shaft positioned at an insertion depth within the bore. A wear limit marker is provided on an external surface of the holder and positioned to correspond to an axial distance along the insertion shaft from the distal end, the distance being at least 20 percent and at most 35 percent of the insertion depth.

Abstract: A slip ring apparatus which includes a housing, a contact assembly recess defined by the housing, a slip ring rotor assembly contained within the interior of the housing adjacent to the contact assembly recess, a slip ring contact assembly mounted within the interior of the housing, wherein the slip ring contact assembly is insertable and removable from the interior of the housing via an exterior recess side of the contact assembly recess, and a hatch cover for covering the contact assembly recess, wherein the hatch cover is removable and replaceable via the exterior recess side of the contact assembly recess. A method of servicing a slip ring apparatus which includes removing a hatch cover, servicing the slip ring apparatus, and replacing the hatch cover, all via an exterior recess side of the contact assembly recess.

Abstract: A method of the present disclosure includes of repairing a core stiffened structure with structural foam. Another method includes splicing core members together using structural foam. Another method includes joining a core member to a structure using structural foam. Another method includes using structural foam to stabilize a core member during a machining process. Another method includes stabilizing a core member with structural foam to prevent the core member from crushing in autoclave pressure. The present disclosure further includes a core stiffened structure have a core member with structural foam therein.

Abstract: A method for maintenance, in particular repair, of gas turbines, in particular aeroengines. Gas turbines are disassembled, with modules and/or assemblies and/or individual parts of the gas turbines then being inspected and/or repaired, and then assembled from inspected and/or repaired and/or new modules and/or assemblies and/or individual parts. The maintenance is subdivided into at least two repair steps, wherein modules and/or assemblies and/or individual parts to be repaired are moved through repair stations in order to move the modules and/or assemblies and/or individual parts of the or each gas turbine to repair stations adapted for this purpose in order to carry out the repair steps. The repair stations may be arranged in repair lines, with gas turbine modules, assemblies and/or individual parts being directed to different repair lines after inspection. The method permits gas turbine maintenance to be performed in a conveyer belt manner.

Abstract: Fluid filtration systems that have openings in their sump closures are provided. Spouts for processed fluid may be added to direct flow of processed fluid. The spouts may be attached, permanently or removably, to the sump closures or to media cartridges. The system comprises: an inlet, an unprocessed fluid outlet, and a processed fluid outlet; a sump housing and a sump closure operatively associated therewith, the processed fluid outlet being located through the sump closure; a media cartridge located in the sump housing, the media cartridge providing processed fluid upon contact with unprocessed fluid; and a diverter. Flow of processed fluid may be directed through any desired angle when a rotatable structure is included in the system. Filtration systems may easily be cleaned and/or sanitized.

Abstract: A process of repairing a component, a repair tool for a component, and a component are disclosed. The process includes removing material from a region of the component. The removing forms a through-cut in the component, forms a partial-frustoconical geometry in the component, forms a substantially partial-frustoconical geometry in the component, forms a partial-spherical geometry in the component, forms a substantially partial-spherical geometry in the component, forms a partial-elliptical geometry in the component, forms a substantially partial-elliptical geometry in the component, forms a partial-cylindrical geometry in the component, forms a substantially partial-cylindrical geometry in the component, is in a direction substantially perpendicular to a surface of the component, is in a direction substantially inclined with respect to the surface of the component, or a combination thereof. The repair tool includes a securing mechanism and a cutting portion for removing a region.

Abstract: In an optical probe (10) having an inner tube (30) arranged to house one or more optical elements (32), a method is provided which allows constructing the inner tube to have at least two corresponding inner tube sections (32, 34) separable from one another along a longitudinal axis of the inner tube. While corresponding inner tube sections (32, 34) are detached from one another, one or more of the optical elements may be disposed into either of the inner tube sections. The inner tube sections may be attached to one another by way of at least one removable affixing element to facilitate servicing of the probe.

Abstract: A wet and dry vacuum cleaner system is disclosed, wherein the system includes a debris container having an inlet and outlet, a filter support having a filter and being adapted to situate at least a portion of the filter within the container and intermediate between the inlet and outlet, a vacuum unit adapted to be coupled to the container, and a housing. A wet/dry vacuum appliance system is also disclosed, which includes means for housing a vacuum unit, means for slidably receiving a debris container, and means for releasably holding the container in sealed engagement with the vacuum unit. In addition, methods of removing debris from such a vacuum cleaner and vacuum appliance systems are described.

Abstract: A method and a device for replacing objective parts, especially of a projection or illumination objective for microlithography in which an objective having an objective interior and objective parts provided therein is provided. At least one objective part is replaceably accommodated in the objective. Immediately prior to installation in the objective, the replaceable objective part is cleaned outside the objective interior in at least one cleaning room sealed off from the ambient atmosphere. Immediately after cleaning, the replaceable objective is installed in the objective without contact with the normal ambient atmosphere.

Abstract: Vibration-damping blankets are attached to the back surfaces of fairing panels of a flight vehicle (e.g., an aircraft or spacecraft) to reduce vibration, fatigue, structure and airborne transmitted energy, and cabin noise. In one case, the flight vehicle fairing has an exterior comprising exterior surfaces of a multiplicity of removable panels. A method of retrofitting the flight vehicle with vibration-damping blankets comprises: removing a panel from the flight vehicle exterior; attaching a vibration-damping blanket to a back surface of the removed panel; and installing the panel with attached vibration-damping blanket on the flight vehicle with the exterior surface of the panel forming part of the flight vehicle exterior. In one embodiment, the vibration-damping blanket comprises polymeric (e.g., aromatic polyamide) fibers in a nonwoven structure.

Abstract: The invention resides in an apparatus for treatment of a substance. The apparatus has a substance tube for enabling a substance to be treated to pass in to the substance tube via the substance-inlet and out of the substance tube through the substance-outlet. The apparatus also has a cleaning chamber, wherein the substance tube is configured in fluid communication with the cleaning chamber to enable a substance to diffuse the permeable membrane between the substance tube and the cleaning chamber such that a substance can be substantially cleaned by a cleaner, the substance comprising blood or plasma and the cleaner comprising a cell culture. The substance tube is removably connectable with the cleaning chamber for inter-changeability or serviceability. The apparatus can further comprise a support compartment configured to connect to, or enclosing, the cleaning chamber, which functions to carry a fluid to substantially maintain the functionality of the cleaner.

Abstract: A compressor housing defines an inlet bore having a first inlet collar disposed therein. The inlet collar is connected to the housing with a first plurality of radially extending posts. The first plurality of posts is removed to detach the inlet collar from the housing, and the inlet collar is removed from the housing. The same or another inlet collar is concentrically located within a liner. The liner can be located at a radial distance around at least a portion of the inlet collar. The inlet collar is connected to the liner by radially inserting a second plurality of posts through the liner and into the inlet collar. An assembly of the liner containing the inlet collar is inserted into the inlet bore of the housing such that the inlet collar forms the inducer bore of the compressor housing.

Abstract: A system includes a gasification feed injector. The gasification feed injector includes a tip portion disposed at a fluid exit region of the gasification feed injector, and a tip cap coupled to the tip portion of the gasification feed injector and configured to serve as a thermal barrier for the tip portion during gasification reactions.

Abstract: A serviceable drive assembly is disclosed. The leg housing assembly may include a flange disposed around an opening at a first end. The leg housing may also include a plurality of brake hub retention tabs extending radially inward from the flange into the opening. A method of servicing an output shaft locating within the leg housing assembly is also disclosed.

Abstract: A method of repairing a flange of a casing for an airplane turboprop or turbojet, in which the flange includes at least one through hole for passing a bolt for fastening equipment, and the hole opens out in a face of the flange that is worn by friction against the equipment, disclosed. The method includes mounting a bearing member on the flange. The bearing member includes a radial wall covering the worn face of the flange. The wall includes a hole that comes into register with the hole in the flange and having thickness for compensating the wear of the face of the flange. The member further includes an abutment for bearing against the periphery of the flange, and being fastened to the flange by adhesive.

Abstract: Some embodiments of a fan clutch system for use in a vehicle can provide efficient access to one or more components for inspection and service even after the fan clutch system is installed in the vehicle. In particular embodiments, the fan clutch system can include a fan clutch device and a coil retainer assembly that are removably mounted to a right-angle gear box assembly in a manner that permits a technician to accessing at least one component for inspection, repair, or replacement. The coil retainer assembly may at least partially house an electromagnetic coil for selective activation. The system may further include a fan clutch device removably mounted to the drive member of the gear box assembly.

Abstract: A firearm including a receiver, a barrel, a breech bolt assembly, and a trigger assembly. The bolt assembly has a bolt including a body portion, a lug portion, and a firing pin bore. The lug portion includes outward extending lugs, a cartridge recess, and an off-center hole. The bolt assembly also includes an extractor and an ejector pin. At least some of the lugs on the lug portion of the bolt have a tapering outer face so that a rearward face of the respective lug is taller than a forward face of the respective lug. In another aspect, at least some of the lugs on the lug portion of the bolt have tapering side faces so that a rearward face of the respective lug is wider than a forward face of the respective lug.

Abstract: A method and apparatus for enabling a vacuum insulated glass (VIG) window to be substituted for and/or replace a non-vacuum insulated glass window in an existing window assembly frame structure is disclosed. A width of a VIG window is substantially less than that of existing non-vacuum insulated glass (IG) windows (e.g., a double, triple or quad pane windows). A replacement stop is provided that compensates for the difference between the larger width of a non-vacuum insulated glass window and a VIG window which has a smaller width, thereby enabling the VIG window to be easily and cost effectively installed in existing window configurations originally intended for non-vacuum insulated glass windows.

Abstract: Disclosed is a remote contrivance refurbishment apparatus and related methods.

Abstract: The invention resides in an apparatus for treatment of a substance. The apparatus has a substance tube for enabling a substance to be treated to pass in to the substance tube via the substance-inlet and out of the substance tube through the substance-outlet. The apparatus also has a cleaning chamber, wherein the substance tube is configured in fluid communication with the cleaning chamber to enable a substance to diffuse the permeable membrane between the substance tube and the cleaning chamber such that a substance can be substantially cleaned by a cleaner, the substance comprising blood or plasma and the cleaner comprising a cell culture. The substance tube is removably connectable with the cleaning chamber for inter-changeability or serviceability. The apparatus can further comprise a support compartment configured to connect to, or enclosing, the cleaning chamber, which functions to carry a fluid to substantially maintain the functionality of the cleaner.

Abstract: A rotary knife includes a handle, a rotatable annular blade, an expandle blade housing, and a housing support. The blade housing is movable relative to the handle between a blade-securing condition, in which the blade housing securely supports the blade for rotational operation, and a relatively expanded blade-releasing condition, in which the blade housing permits removal and installation of the blade relative to the blade housing. The housing support is coupled to the handle and supports the housing in the blade-securing and blade-releasing conditions. The support and housing include interengaging surfaces that contact one another in the blade-securing condition, with at least one of the interengaging surfaces including an applied high-friction coating.

Abstract: A restored metallic extrusion processing element comprises a tubular metal core around which is consolidated a powdered metal extrusion component that includes metallurgically bonded interior shell and exterior working portions. The interior shell portion covers the core and is characterized by a first multiple-crystalline microstructure, and the exterior working portion is characterized by a second multiple crystalline microstructure of densified powdered metal particles. The exterior working portion has an outside surface including outer working surface features that extend along the length of the extrusion processing element. A bond interface of metallurgical type defines a crystalline microstructure boundary between the first and second multiple-crystalline microstructures.

Abstract: An earth-boring tool includes a tool body of a fixed-blade reaming apparatus configured to be coupled within the drilling assembly. The tool body has a longitudinal axis and at least one reamer blade configured to be outwardly extendable for use in an expandable reamer and attachable on a fixed-blade reamer. The at least one reamer blade is attached to the tool body in an immovable manner relative to the tool body during use of the earth-boring tool in the formation of a subterranean wellbore.

Abstract: A top drive system with a plurality of top drive modules, which are configured to be quickly exchanged. The top drive modules may include any or all of the following: a main body module, a gearbox module, a drive motor module, a pipe handler module, an upper fluid module, a lower well control valve module, a block interface module, a retract system interface frame module, a cooling system module, a work platform guard module, and a quill saver sub module. Alternatively, the top drive may comprise a first top drive and a second top drive which are configured to be quickly exchanged.

Abstract: The present invention relates to a method for surface treatment of a wind turbine rotor blade (1) comprising a leading edge and a trailing edge separating substantially opposing first and second surfaces of said rotor blade. The method comprises the steps of providing a wind turbine rotor blade, supporting said rotor blade at least at a root end and at a distal position along a longitudinal axis of the rotor blade and providing moveably arranged first and second surface treatment devices (24, 25) adapted to provide surface treatment of the first and second surfaces of the rotor blade, respectively, wherein the first and second surface treatment devices are moved in opposite directions and towards the leading and trailing edges, respectively, during surface treatment of the first and second surfaces of the rotor blade.

Abstract: An overhead LED light fixture including a base member with a vertical sleeve secured to the top of the base member for alignment with a pass-through opening. The fixture has a driver-tray assembly with a bottom member engageable with the base member at the pass-through opening, a vertical driver-support structure extending upwardly therefrom, at least one driver secured to the support structure, and the driver-tray assembly is slideably received within the vertical sleeve. When used as a canopy light, the driver-tray assembly is removable from below the canopy to facilitate servicing, upgrading or replacing of components.

Abstract: The invention concerns a beverage dispenser comprising: a frame (1) for supporting the components of the dispenser, a whipper assembly (2) comprising a whipper 9b housing (21), a whipper device (22) and a back wall (23), the whipper housing and the back wall forming a whipper chamber (24) in which is lodged the whipper device, a drive shaft (3) for driving the whipper device (22), said drive shaft being supported by the frame (1), detachable connection means (4a, 4b) for attaching the back wall to the whipper housing, wherein it further comprises detachable connection means (5) for attaching the whipper housing to the frame.

Abstract: An adsorption head for a surface mounting device, including: a main body; a shaft which moves in a direction of a longitudinal axis of the shaft and rotates around the longitudinal axis mounted on the main body, and the shaft includes a lower shaft and an upper shaft. The lower shaft is detachably attached to the upper shaft; and an adsorption nozzle which adsorbs electronic parts mounted on a lower end of the shaft, wherein an air passage connected to the adsorption nozzle is provided in the lower shaft.

Abstract: In a printing press having a transfer cylinder for transferring a freshly printed substrate, an anti-marking device is provided. The anti-marking device comprises a flexible jacket comprised of fluoropolymer to engage the freshly printed substrate as it is transferred over the transfer cylinder, the anti-marking device removably attached with free play to the transfer cylinder. In an embodiment, a base cover is installed on the transfer cylinder between the anti-marking device and the transfer cylinder.

Abstract: A trailer and method for servicing an extendable boom loading apparatus. The trailer includes an end, a support structure, and a plurality of tools. The end opens and receives the extendable boom loading apparatus when extended. The support structure is coupled to the trailer and supports at least a part of the extendable boom loading apparatus at a convenient working height for a technician in the trailer. The tools are coupled to the trailer and are operable to service the extendable boom loading apparatus.

Abstract: A system and method for refurbishing forged components. The system includes an identification subsystem for identifying a forged component for refurbishment, a removal subsystem for removing portions of the forged component, and a rebuilding subsystem for rebuilding the forged component, the rebuilding subsystem including an assembly for adding a non-molten material to the forged component.

Abstract: A method for restoring a worn rail section includes cleaning a worn surface of a rail section to expose a clean metal surface, heating the rail section to a first temperature before welding, welding new metal on the clean metal surface of the rail section after heating the rail section to the first temperature, heating the rail section to a second temperature after the welding to heat-treat a heat-affected area caused by the welding, and shaping the rail section, wherein the welding is performed by a gas metal arc welding (GMAW) process.

Abstract: A device for rotating at least one mandrel coupled to a secondary reduction gear that can in turn be coupled to a primary reduction gear and supplies a torque to the mandrel. The primary reduction gear is driven by at least one driving motor, the primary and secondary reduction gears are mechanically similar and can be coupled via at least one torque transmission means rotated by the primary reduction gear along a rotation axis, the torque transmission means includes at least one coupling tube with two section ends. Furthermore, in the assembled configuration, the primary and secondary reduction gears define a unitary assembly integrally encapsulating the torque transmission means that can be removed from the unitary assembly in the permanent assembled configuration through an opening of the unitary assembly formed in at least one of the walls of the primary and secondary reduction gears opposite the section ends of the torque transmission means.

Abstract: A system for exchange and reconditioning of winding or rewinding multi-components shafts associated with a web handling device comprising an omni-directional mobile cart having a plurality of subassemblies thereon for receiving, storing and transfer of one or more clean and/or to-be-reconditioned shafts between the web handling device and a maintenance station wherein a shaft is mounted in similar manner to the mounting of the shaft on the web handling device for disassembly, cleaning, repairing reassembly and storage of the clean shaft on the cart in anticipation for subsequent exchange of such clean shaft for a to-be-reconditioned shaft mounted on the web handling device. In the system, the removal of the to-be-reconditioned shaft from the web handling device, storage of this shaft on the cart and installation of a clean shaft previously stored on the cart are all performed without modification or material repositioning of the cart from its initially established position relative to the web handling device.

Abstract: An aircraft auxiliary power unit assembly includes an aircraft skin providing a cavity. The aircraft skin is secured to a structure in an assembled condition and provides an opening. An auxiliary power unit is arranged within the cavity and secured to the structure. The aircraft skin substantially covers the auxiliary power unit in the assembled condition. An inlet duct is removably secured within the opening and is selectively connected to the auxiliary power unit between installed and service positions. The installed and service positions are with the aircraft skin in the assembled condition. A method of servicing the auxiliary power unit includes removing the auxiliary power unit inlet duct from the opening in the aircraft skin. The auxiliary power unit that is arranged within the cavity of the aircraft skin is exposed. A portion of the auxiliary power unit is serviced through the opening.

Abstract: Vibration-damping blankets are attached to the back surfaces of fairing panels of a flight vehicle (e.g., an aircraft or spacecraft) to reduce vibration, fatigue, structure and airborne transmitted energy, and cabin noise. In one case, the flight vehicle fairing has an exterior comprising exterior surfaces of a multiplicity of removable panels. A method of retrofitting the flight vehicle with vibration-damping blankets comprises: removing a panel from the flight vehicle exterior; attaching a vibration-damping blanket to a back surface of the removed panel; and installing the panel with attached vibration-damping blanket on the flight vehicle with the exterior surface of the panel forming part of the flight vehicle exterior. In one embodiment, the vibration-damping blanket comprises polymeric (e.g., aromatic polyamide) fibers in a nonwoven structure.

Abstract: A method for repairing a crushing device or other device configured to comminute material includes the steps of removing at least one first insert from a portion of a crushing body such that at least one opening is formed in the portion of the crushing body, positioning at least one second insert in the at least one opening formed by the removing of the at least one first insert, positioning a force application mechanism adjacent to the at least one second insert and the portion of the crushing body, and actuating the force application mechanism to deform the portion of the crushing body to attach the at least one second insert to the portion of the crushing body. The one or more first inserts may be damaged and the one or more second inserts may be used to replace the one or more damaged first inserts. The force application mechanism is preferably explosive material. A method of forming a wearable surface is also disclosed.

Abstract: A method of repairing a metallic artefact (40) with an open defect in or on a metallic surface or substrate of the metallic artefact includes cold forging the open defect to close the open defect and thereafter laser cladding the cold forged defect with a plurality of laser clad beads (44) applied to the metallic surface or substrate to cover the cold forged defect with a cladded metal layer. Advantageously, in-situ repair of fluid-filled vessels, pipes or the like is made possible by the repair method, in some instances eliminates the need to shut equipment down thereby reducing downtime and the cost associated with lost production.

Abstract: The invention relates to a method for reconditioning a used grinding roller of a material bed roller mill having profile-members which are embedded, with a portion of the length thereof, in holes of the roller body and, with the remainder of the length thereof, project above the surface of the roller body. For the reconditioning operation, after the worn profile-members are removed, the worn surface of the roller body is turned, and a material layer is applied in a welding operation and is provided with holes for receiving new profile-members. Such a method allows particularly cost-effective reconditioning.

Abstract: A pitch bearing is described for connecting a blade of a wind turbine to a hub of the wind turbine to allow a rotation of the blade about a longitudinal axis, which pitch bearing includes a console housing arranged at a conjunction of the hub and an end section of the blade, which console housing encloses a plurality of planar sliding surfaces arranged around an opening in the hub. Further described is a wind turbine including at least one blade attached to a hub via such pitch bearing. A method of performing maintenance on a pitch bearing is described where a part of the pitch bearing is removed while leaving the blade and the remaining parts of the pitch bearing in place; and the part is replaced after a maintenance step has been carried out.

Abstract: A repairable synthetic turf field having a plurality of phases of use and a method for revitalizing the same, the repairable synthetic turf including a plurality of synthetic fibers extending from a backing and having an infill interspersed between the synthetic fibers, the synthetic fibers having a portion extending above the infill forming a first field surface during a first phase of use, wherein at least a part of the portion of the synthetic fibers extending above the infill may be removed creating a second phase of use wherein a new portion of the synthetic fibers extends above the infill forming a second field surface.

Abstract: Apparatus and method for extending the life of a booster valve in an automatic transmission. The booster valve commonly resides in the pump stator body and is modulated by reverse oil pressure and pressure control solenoid pressure signals. Pressure signals from the reverse oil pressure and the pressure control solenoid force a booster valve piston towards a pressure regulator valve piston also generally residing in the pump stator body. The booster valve piston slides inside a booster valve sleeve, and over time, the booster valve sleeve wears and the performance of the booster valve degrades or fails. The present invention replaces an original inner booster valve spring with a longer (or in some cases shorter) replacement booster valve spring to shift the operating range of the booster valve piston to an unworn portion of the booster valve sleeve to extend the life of the booster valve.

Abstract: A method is provided for repairing an aircraft structural component which has a component fault in a portion adjoining a cavity of the aircraft structural component. The method includes removing a region of the aircraft structural component that has the component fault, introducing a bearing element into the cavity of the aircraft structural component through an opening, which has been formed in the aircraft structural component by the removal of the region of the aircraft structural component having the component fault, in such a way that a bearing surface of the bearing element comes to lie against a region, adjacent to the opening, of an inner surface of the aircraft structural component facing the cavity of the aircraft structural component, fixing the bearing element in its position in the cavity of the aircraft structural component, and closing the opening by means of a repair material.

Abstract: A method for restoring a rail connection interface of a fuel injector and/or a method for cleaning the fuel injector. The method comprises inspecting a rail connection interface of the fuel injector, and restoring the rail connection interface. The method may further comprise connecting a flush line to at least one of a nozzle or a fuel inlet hole of a cone nut of the fuel injector, pressurizing a cleaning solution, and supplying the pressurized cleaning solution to the flush line.

Abstract: A method for restoring blade dovetails to their original shape comprising the steps of removing damaged material from a blade dovetail at a damage site, physically depositing a metal at the damage site in an amount sufficient to replace the removed damaged material, and machining the blade dovetail to the original shape.

Abstract: The present invention allows a user to mount/dismount a bicycle wheel in a single motion. An outer shell contains a single cam operated by an external lever. One feature of the cam is a detent that, when the cam is rotated to the proper position and pulled back, mates with a shoulder to effectively lock the skewer shaft in place. Upon rotation of the lever, the internal cam is pulled to the locked position where the wheel will clear impediments on a bicycle frame or fork without any additional manipulation.

Abstract: A method and an apparatus for mobile repair of a stationary rotor seals of a turbo machine is provided. The method includes the following steps, 3D-scanning of the stationary seal, generation of 3D-model of the stationary seal, removing of the damaged spots of the seal using laser cutting, and generating a new seal at the repair spot by use of a second process head, which generates the seal by laser powder cladding. The apparatus includes a 3D-scanner, a cutting tool, and a first process head and a second process head.

Abstract: A method to refurbish a valve seat in a fuel injector module housing where the valve seat is of a larger diameter than an associate valve guide bore user using an indexable insert insertable into the bore and oriented in a manner to engage the valve seat to facilitate refurbishing.