Abstract: A process for treating a centrifugal compressor wheel includes a combination of cold expansion of at least part of the bore of the wheel to induce residual compressive stresses in a region around the bore, and surface peening at least parts of the compressor wheel such as the back disk and portions of the blades.

Abstract: In the high-efficiency machining of blade parts according to the present invention, there is no reversal of the operating direction of a rotating shaft, and a high-quality machined surface can be obtained rapidly. A machining program is created for a workpiece such that: when a part having a convex curved surface and a concave curved surface, with a pair of edge portions as a boundary, is removal-machined, a virtual convex curve, the curvature of which is not inverted with respect to the convex curved surface, with the curves of the pair of edges as the tangent line, is set for the concave curved surface; a drive surface, for defining tool orientation without curvature inversion, is created by using the virtual convex curve, the convex curve set on the convex curved surface, and the convex curves set on the pair of edges; and a tool axis direction during removal machining is set on the basis of the normal direction of the drive surface for tool orientation definition.

Abstract: A component comprising a first outer region (11), at least one intermediate region (13) and a second outer region (12). The outer regions (11, 12) have a higher density and/or a higher elastic modulus than the at least one intermediate region (13). A polymer composition (21) can, preferably, be injected into the component (1) such that a mechanical connection (41) is fixed or can be fixed in the polymer composition (21). A method, a kit and the use thereof are also disclosed.

Abstract: A system and method for determining alignment of a first part relative to a second part includes an alignment gauge body including a first portion for resting against the first part and a second portion for positioning juxtaposed to the second part and a measuring device fixedly coupled to the alignment gauge body. The measuring device generates a distance signal corresponding to a distance between a first face of the first part and the second face of the second part. A controller coupled to the gauge device and a memory. The controller is programmed to store a vehicle identification number (VIN) in the memory and compare the distance. The controller associates the VIN and the distance in the memory. The controller compares the distance to a threshold and setting a flag in response to comparing. A display coupled to the controller displays an indicator corresponding to the flag.

Abstract: A method of producing customized artwork includes forming and finishing a plurality of backdrops by cutting and/or engraving sheet metal. Based upon an order received for a customized artwork a particular backdrop is selected and a customized ornamental component is produced in sheet metal. If the backdrop and customized component are prone to galvanic corrosion, insulation may be provided between the customized component and backdrop and to insulate fasteners from either the customized component or backdrop. The method reduces lead times and production costs for customized artwork, while improving quality of the final product.

Abstract: Dust cover installation tool configured for placement of a dust cover in an annular opening of an idler pulley includes a frame and a cap press. The frame includes an actuator end core, an opposed placement plate, and at least first and second arms extending therebetween, and a third arm disposed between the first and second arms. The cap press includes a press plate and a rotatable threaded rod extending through a threaded bore in the actuator end core. Rotation of the threaded rod in a first direction within the threaded bore advances the press plate toward the placement plate.

Abstract: A radiating structure assembly system includes a movable conveyor that supports fixtures. Work stations are spaced about the conveyor such that the fixtures are moved sequentially to position the fixtures at the plurality of work stations. A first work station includes a loading assembly for loading the radiating elements on the fixtures. A second work station includes a first automated vertical assembly machine for mounting a first printed circuit board to the radiating element. A third work station includes a second automated vertical assembly machine for mounting a second printed circuit board to the radiating element to create a dipole assembly. A holding device is movable with the conveyor aligns and supports the first and second printed circuit boards relative to the radiating element. A fourth work station includes an unloading assembly for removing the dipole assembly from the conveyor.

Abstract: A hardfacing metal composition and method of restoring worn work string tubing by application of a hardfacing metal to the worn regions of the work string tubing.

Abstract: A manufacturing method is provided. During this method, a preform component is provided for a turbine engine. The preform component includes a substrate. A meter section of a cooling aperture is formed in the substrate. An internal coating is applied onto a surface of the meter section. An external coating is applied over the substrate. A diffuser section of the cooling aperture is formed in the external coating and the substrate to provide the cooling aperture.

Abstract: A mating assembly is provided and includes a first mating component, a second mating component, a bolt to bolt first and second mating components together and an alignment pin. The alignment pin aligns the first and second mating components so that the first and second mating components can be bolted together. The alignment pin is configured to yield upon an application of a specified load thereto. A magnitude of the specified load is less than magnitudes of loads expected to be transferred between the first and second mating components through the bolt once bolting is complete.

Abstract: Motor shaft adapters include a cylindrical shaft sleeve with a tubular body defined between inner and outer cylindrical surfaces, and frame adapters that include a section of structural tubing and flanges having sides aligned to the sides of the structural tubing section and fixed at respective ends of the section of structural tubing into assembly between a motor and gearhead. Key slot apertures are defined by opposing body end-walls of the tubular body and through the inner and outer cylindrical surfaces of the sleeve. A shaft key has outer sidewalls that include opposing outer sleeve aperture sidewall portions that enable the shaft key sidewall portions to fit within and to thereby engage the sleeve via the key slot aperture. The key sidewalls further include a base pair of opposing key seat engagement portions that fit within and engage opposing sidewalls of a key seat aperture defined within a workpiece shaft.

Abstract: A method of custom manufacturing a flame arrestor assembly configured to extinguish a flame propagating therethrough. The method includes creating a customized flame cell using an additive manufacturing technique, which generally includes forming a body and forming one or more channels in the body. The one or more channels define a flow path configured to transfer heat from a flame front propagating through the flow path to the body. The method also includes providing a housing, and securely arranging the flame cell within the housing.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club head includes a hollow body portion including a material having a first density and an interior cavity. A face pocket portion may be in the first interior cavity at or proximate to the front portion of the body portion, define a second interior cavity, and at least partially enclose the first interior cavity. A face portion is coupled to the front portion to enclose the second interior cavity. A first filler material may be injected into the first interior cavity from an external port. A second filler material may fill the second interior cavity. The first filler material and the second filler material may have at least one different physical property. Other examples and embodiments may be described and claimed.

Abstract: A method of inserting a rivet into a workpiece using a rivet insertion apparatus, the method comprising, during a first rivet insertion step, using a punch and die to drive the rivet into the workpiece such that a slug of workpiece material is removed from the workpiece and travels into a bore provided in the die, modifying or changing the die to provide a rivet receiving die surface, then during a second rivet insertion step, using the punch to drive the rivet further into the workpiece such that a shank of the rivet is upset by the rivet receiving die surface.

Abstract: Disclosed is a mounting structure for a galvanometer motor. The mounting structure includes a motor apparatus directly mounted on a platform, wherein at least one connection through hole running vertically from a top portion of a housing and extending to a bottom portion of the housing is molded on the housing, and the housing is provided with a connection post, wherein the connection post runs through the connection through hole and is fixedly connected to the platform. In this way, an additional mount is not needed, such that mounting cost is reduced, and mounting is accurate and reliable.

Abstract: A steam wand assembly for an espresso machine has features for preventing overheating of the tip of the steam wand. In a first aspect there is provided a steam wand device comprising a metallic main body tube, a steam hose that passes through the tube, the steam hose also passing through a flexible spacer that is within the tube. In a further aspect there is provided a steam wand device comprising a main body tube having a metallic primary tube and a metallic tip, the primary tube and the tip being attached to one another by a polymeric steam nozzle, the nozzle having a central bore that extends from an inlet adjacent to a lower end of a steam hose to an exit opening.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, the golf club head may include a face portion having a front surface and a back surface opposite of the front surface. A back groove extends on the back surface proximate to a periphery of the face portion and includes a first groove portion, a second groove portion transverse to the first groove portion, and a curved groove transition portion connecting the first groove portion and the second groove portion. The golf club head includes a body portion coupled to the face portion and having an interior cavity. A filler material is in the interior cavity and at least partially fills the back groove. Other examples and embodiments may be described and claimed.

Abstract: Embodiments of golf club heads, golf clubs, and methods to manufacture golf club heads and golf clubs are generally described herein. In one example, a golf club heady ma include a hollow body portion having a toe portion with a toe portion edge, a heel portion with a heel portion edge, a back portion with a back wall portion, a top portion with a top portion edge, a sole portion with a sole portion edge, and a front portion. A face portion may be coupled to the front portion and include a front surface and a back surface. The body portion includes a face support portion including a composite material and coupled to the back surface of the face portion. The face support portion may include at least one reinforcement portion. Other examples and embodiments may be described and claimed.

Abstract: A tool for installing or removing a wire thread insert. This tool includes a spindle body having an actuator which can be moved axially therein. The actuator interacts with an entraining blade. By the axial movement of the actuator, the entraining blade can be extended out of the axial recess and retracted back into it.

Abstract: A preform and methods for making the preform, as well as containers made by blow molding an additive manufactured preform.