Abstract: Cooling apparatuses and methods of fabrication are provided which facilitate immersion-cooling of an electronic component(s). The cooling apparatus includes a drawer-level enclosure sized to reside within an electronics rack. The drawer-level enclosure includes a compartment which accommodates one or more electronic components to be cooled. A dielectric fluid is disposed within the compartment. The dielectric fluid includes a liquid dielectric which at least partially immerses the electronic component(s) within the compartment(s). A hinged, liquid-cooled heat sink is also disposed within the compartment of the enclosure. The heat sink operatively facilitates cooling the one or more electronic components via the dielectric fluid within the compartment, and is rotatable between an operational position overlying the electronic component(s), and a service position which allows access to the electronic component(s).

Abstract: A manufacture method of a lining plate structure for use with a tube mill for the cement industry. The manufacture method has the following three technical solutions: 1) metal lining plate, 2) ceramic lining plate, and 3) combined lining plate. The manufacture method includes: lining the concave-convex space, formed in the combination of metal lining plate and tube body, with corundum ceramic lining plate; then installing the combined lining plate on the steel plate of the tube body through inlaying, sticking and local welding. Under the same reference conditions of the present method, the weight of lining plate is reduced 50%, saving the steel material consumption by more than 50%; and the service life of the lining plate for use with the tube mill of cement industry is doubled, up to 15000-20000 hours.

Abstract: To provide a charging member which suppresses the generation of density nonuniformity in an electrophotographic image caused by charge nonuniformity due to adhesion of charged substances, such as toner particles. There is provided a charging member which has a surface layer, the surface layer includes conductive zinc oxide whiskers each formed of a nuclear portion and four needle crystal portions extending radially outward therefrom, and the needle crystal portions are exposed to form convex portions of a surface of the surface layer.

Abstract: Embodiments of a methods for producing gas turbine engine rotors and other powdered metal articles having shaped internal cavities are provided. In one embodiment, the method includes consolidating a powdered metal body utilizing a hot isostatic pressing process to produce a rotor preform in which elongated sacrificial tubes are embedded. Acid or another solvent is directed into solvent inlet channels provided in the elongated sacrificial tubes to chemically dissolving the elongated sacrificial tubes and create shaped cavities within the rotor preform. The rotor preform is subject to further processing, such as machining, prior to or after chemical dissolution of the elongated sacrificial tubes to produce the completed gas turbine engine rotor.

Abstract: A method for repairing a blade tip of a turbine blade based on welding below and above a designated depth recommended for repair of turbine blades. A damaged portion of the turbine blade is inspected to identify a standard cut portion and an angled cut portion. The standard cut portion is damaged above a standard cut line and the angled cut portion is damaged below the standard cut line. The damaged portion of the turbine blade is removed. The standard cut portion is removed using a first removal process and the angled cut portion is removed using a second removal process. The angled cut portion is built up with a first weld repair process. The angled cut portion is built up to the standard cut portion. The standard cut portion and the angled cut portion are built up with a second weld repair process.

Abstract: A method of assembling a vehicle seat assembly is provided. The method comprises the steps of providing a preassembled front seatback module and a seatback frame. The method further includes assembling a seatback assembly by coupling the front seatback module to a preassembled rear seatback module around and interconnected to the seatback frame. The method further includes providing a preassembled seat module and pivotally coupling the seat module to the seatback assembly. The assembly method further includes coupling the seat module to a seat frame, and further coupling a preassembled headrest module to an upper portion of the seatback assembly.

Abstract: A method for the production of a heat exchanger is provided, particularly a sorption heat exchanger, in which several components of the heat exchanger have a ferrous based material, such as pipes, the pipes finishing the bottoms, and the bottoms and the pipes enclosing the housing components are coffered and then soldered. In one method, which reliably realizes the soldering of the joints with different widths, a brazing foil is introduced during the coffering of the components of the heat exchanger formed of steel or stainless steel between the joints of the components of the heat exchanger, and then the joints are filled with a low-melting solder and soldered without flux material.

Abstract: Tubular devices are provided that include a proximal end, a distal end sized for introduction into a patient's body, a central lumen, a conductor extending between the proximal and distal ends adjacent the central lumen, reinforcement members including windings extending helically around the central lumen, and an outer jacket. The tubular device includes a first portion in which the conductor extends helically around the central lumen, and a second portion in which the conductor extends longitudinally and either a) all of the windings surround the central lumen and the conductor remains outside the windings, b) at least some of the windings pass between the central lumen and the conductor and at least some of the windings surround both the central lumen and the conductor, and c) all of the windings surround both the central lumen and the conductor. Methods for making such tubular devices are also provided.

Abstract: A system for providing a load on a bearing mounted to a shaft includes an attaching member releasably connectable to the shaft and a press mechanism in fluid communication with a source of fluid and configured to provide a compressive load to the bearing. The press mechanism includes a switch having a base and a piston in communication with the fluid such that an increase in a pressure of the fluid results in the piston extending upwardly from the base and a decrease in the pressure of the fluid results in the piston retracting toward the base. The switch includes a lower proximity sensor and a higher proximity sensor. The piston is configured to extend upwardly from the base past the lower proximity sensor and to trip the higher proximity sensor. The switch is configured to control the increase in the pressure in response to the piston tripping the higher proximity sensor.

Abstract: Disclosed herein is a method for assembling a module for a motor vehicle engine, which module comprises at least one supporting structure with bearing seats and at least one camshaft which is mounted rotatably in the bearing seats, the camshaft being constructed during the assembly of the module from a support shaft which is configured at least in sections as a hollow shaft and components which are to be connected to the support shaft at predefined joining positions. The method includes providing a supporting structure having bearing seats, positioning components to be affixed to a support shaft in a preliminary position with respect to the bearing seats, pushing the support shaft through the bearing seats and through-openings of the components, enlarging portions of the outer diameter of the support shaft at defined joining positions thereof, and axially moving the components on the support shaft onto the joining positions.

Abstract: A system for installing a continuous track on a wheel assembly of a heavy-equipment machine, broadly including an extension assembly with proximal and distal ends; a base assembly removeably connected to the wheel assembly, which functions to provide foundational support for the remaining components of the system; a support assembly for maintaining a portion of the extension assembly properly in position during installation of the continuous track, and an installation bracket assembly attached to the distal end of the extension assembly.

Abstract: A method of rebuilding a pressure control solenoid includes uncrimping a housing of the solenoid, and disassembling the solenoid. An original spool valve of the solenoid is removed from a hydraulic bore of the solenoid. The hydraulic bore is reamed such that an inner diameter of the bore is enlarged. A replacement spool valve is inserted into the hydraulic bore. An outer diameter of the replacement spool valve is larger than an outer diameter of the original spool valve.

Abstract: A method of assembling a gas turbine engine is provided that includes locating a consumable assembly tool within the engine. The consumable assembly tool is attached to another component of the gas turbine engine. The engine is run to vaporize the consumable assembly tool.

Abstract: A method for unscrewing a link nut of an HP rotor of a twin-spool turbine, including a front fan, an intermediate casing, a HP module with a HP rotor, and a LP turbine module, the intermediate casing including a support bearing for the HP rotor, the rotor being retained in the bearing by the link nut, the method including: placing an unscrewing tool in front of the link nut after having removed the fan and released access to the nut from the front; with rotation of the HP rotor locked and the frontal unscrewing tool including a socket spanner including teeth having a shape that complements that of teeth of the link nut, attaching a mounting for the socket spanner to the intermediate casing, the socket spanner being rotatably mounted on the mounting, and applying an unscrewing torque to the socket spanner. An unscrewing tool implements the method.

Abstract: The present invention relates to a method of manufacturing a slag discharge door, which is provided separately from a molten-steel discharge opening in an electric furnace and opens and closes a slag discharge opening for discharging slag. The method of manufacturing the slag discharge door, which moves up and down on the slag discharge opening to open and close the slag discharge opening, includes the steps of: forming a door body by forging, forming a coolant passage, a coolant inlet, and a coolant outlet in the door body by drilling, and then finishing a passage that blocks a portion that is open toward an outer surface of the door body.

Abstract: A method for lubricating a rolling element bearing, the method comprising a step of providing a bearing cage for retaining rolling elements when the bearing cage is in use, the bearing cage having at least one first ring structure to which at least one first cage bar is connected. The at least one first cage bar is constructed so that a diameter of the bearing cage is largest at one of a point or a region along the length of the at least one first cage bar so as to improve lubricant flow towards the rotational center of rolling elements when the bearing cage is in use.

Abstract: A method of supporting a cantilevered component prior to machining the cantilevered component, wherein the cantilevered component is mounted on a hub, the method comprising the step of providing an adhesive carrier, applying adhesive to the carrier and adhering the carrier to the cantilevered component and allowing the adhesive to cure. The carrier may rigid and braced against adjacent blades or against another carrier located on an opposing side of the aerofoil. Alternatively, the carrier may be a flexible fabric that can be wrapped around the blade. Advantageously, the blade can be machined through the carrier.

Abstract: A structural reinforcement device for insertion into a cavity of a structure and method for making the same including a first reinforcement section that has at least one projection of a first expandable polymeric material secured to it; and a separate second reinforcement section mated with the first reinforcement section, the second reinforcement section being configured to include at least one cavity, into which the at least one projection penetrates upon mating, and at least one aperture defined therein through which the expandable material flows during expansion and where it will remain upon curing of the material, thereby causing the first reinforcement section to be coupled with the second reinforcement section.

Abstract: A method of assembling mating components includes the steps of heating an inner surface of a first cavity of a first part to generate a first expansion, heating an outer surface of a component surrounding an outer periphery of the first part to generate a second expansion of the component that corresponds to the first expansion of the first part, inserting a second part into the first cavity while the first part is in an expanded condition, and cooling the first part to contract around the second part.

Abstract: A structural repair includes a tell-tale optical witness that allows the health of the repair to be visually monitored. The optical witness includes a stress sensitive fluorescent dye that shows changes in local strain/stress patterns when the repair is subjected to electromagnetic energy of a particular wavelength. The dyes fluoresce more or less strongly as a function of the local stress/strain.