Abstract: A method for producing a constructed camshaft of an internal combustion engine may be used in connection with a camshaft having a cam, a shaft, and an anti-friction bearing. The method may involve machining the cam, machining the shaft to produce a setting region for arranging the cam, heating the cam and the anti-friction bearing, pushing the cam onto the shaft into a preliminary position and pushing the anti-friction bearing onto the shaft into a bearing position, equalizing a temperature between the shaft, the cam, and the anti-friction bearing by cooling at least the cam, and setting the cam onto an end position by way of pushing the cam onto the setting region.

Abstract: A method for manufacturing a composite assembly of an empennage and rear-fuselage having a continuous skin solution. The method obtains parts of the sub-structure. For each part, it is obtained a plurality of stringers performs and frames preforms by composite tooling. The frames are transferred to curing frames molds and a sub-structure skin is obtained. Furthermore, the method includes integrating the parts over an integration tool having cavities for locating the curing frames molds and the stringer performs. Furthermore, the method includes co-curing the integration tool in one shot on an autoclave, demolding the sub-structure skin sections and disassembling the curing frame molds to obtain the composite assembly of the rear section.

Abstract: Devices, systems, and methods of improving manufacture of a composite wind turbine blade are provided to reduce cure time, and minimize consumable waste. After layup of a plurality of fiber panels along a blade mold, a pre-kitted vacuum bag can unrolled and overlaid on top of the fabric panels. The vacuum bag includes a plurality of fluid channels within the bag which have a pre-formed spring element embedded therein to allow for distribution a flowable resin to permeate the fiber panels and form a fiber-reinforced structural component, e.g. wind turbine blade.

Abstract: Disclosed is a method for the production of a valve body of a hollow chamber valve, said method comprising: providing a bowl-shaped semi-finished product having an annular wall, which surrounds a hollow chamber, and a bottom portion, followed by a lengthening of the wall and a final reducing of an outer diameter of the annular wall in order to obtain a predetermined valve shaft outside diameter of a valve that is to be produced. Further disclosed is a hollow chamber valve produced by means of said method.

Abstract: A refrigerator includes: a cabinet; a drawer door assembly including a front panel door part and a drawer part that defines an accommodation space; a rail that movably configured to connect the drawer door assembly to the cabinet and enable the drawer door assembly to insert into and withdraw from the cabinet; a driving device located at the front panel door part and configured to provide power; and an elevation device located in the drawer part and configured to be coupled to the driving device and elevate a portion of the drawer part relative to the front panel door part. The driving device includes: a motor assembly configured to provide driving force; a screw assembly configured to perform an elevation operation based on the driving force; and a lever that connects the screw assembly to the elevation device and that is configured to rotate based on the elevation operation.

Abstract: A cutting edge assembly is disclosed. The cutting edge assembly may include an attachment element configured to be attached to a work tool of a machine, wherein the attachment element is formed from a first metal alloy, and wherein the attachment element includes a plurality of retention structures that extend from an attachment end of the attachment element toward a cutting edge end of the attachment element. The cutting edge assembly may include a wear element configured to form a cutting edge of the work tool, wherein the wear element is formed from a second metal alloy that is different from the first metal alloy, and wherein the wear element is cast over the plurality of retention structures to bond the wear element to the attachment element.

Abstract: A separator for rivet elements, having an entrance and an exit for the rivet elements to be separated and having a guide extending along a center line from the entrance to the exit, through which the rivet elements can be delivered along a delivery direction, wherein the separator comprises a first blocking element, especially a first pin, and a second blocking element spaced apart from the first blocking element along the center line, wherein the first blocking element and the second blocking element are movable independently of each other between a blocking position blocking the guide for a rivet element and a releasing position releasing the guide for a rivet element. It is proposed that at least one blocking element is arranged such that the direction of movement of the blocking element or elements is oriented at a slant to the delivery direction of the rivet elements.

Abstract: A twin clamp, comprising two receptacles (61, 62), each of which has two movable clamping jaws (611, 612, 621, 622) and by means of each of which an elongate profile segment (71, 72) having a circular cross-section can be clamped in the contact section, each elongate profile segment having a centre axis (D71, D72) and an outside diameter, wherein two clamping jaws (611, 612, 621, 622) of different receptacles (61, 62) are coupled to one another via a respective differential gearing (41, 42) and two clamping jaws (611, 612, 621, 622) of the same receptacle (61, 62) are coupled to one another via a synchronous gearing (51, 52) and the position of the centre axes (D71, D72) of the clamped elongate profile segments (71, 72) is independent of the size of the outside diameters of the elongate profile segments (71, 72).

Abstract: A manufacturing method for a hollow engine valve comprises: a step of forming, by forging, a solid round bar as a material of a valve main body into a valve main body intermediate member provided with a semifinished product valve head portion corresponding to a valve head portion and a solid stem portion corresponding to a valve stem portion; a step of performing cutting process with respect to the valve main body intermediate member across the solid stem portion and the semifinished product valve head portion for forming a semifinished product hollow hole with a bottom corresponding to a hollow hole; and a step of performing necking process with respect to the valve main body semifinished product for squeezing the semifinished product valve stem portion step by step, to form the valve main body semifinished product into the valve main body.

Abstract: A thermal treatment and shot peening method for a wheel, including: heating a wheel blank to T1, and preserving the heat for t1; fast heating the wheel blank to T2, and preserving the heat for t2; performing quenching treatment, wherein a quenching medium is at temperature of T3, and the quenching transfer time is t3; performing aging treatment at aging temperature of T4, and preserving the heat for t4; performing first-stage shot peening; and performing second-stage shot peening.

Abstract: A method of assembling a three-dimensional printing system includes providing a plurality of components, providing a plurality of spacer rings, and measurement, analysis and assembly steps. The components include a light engine, an adaptive support apparatus, a plurality of elongate struts, and a support plate. The measurement, analysis and assembly steps include (1) measuring a scale factor for the light engine, (2) determining a selection of one or more of the spacer rings based upon the measured scale factor, and (3) assembling the components with the determined selection of one or more spacer rings.

Abstract: A device for producing an edge strip may have a supply unit with at least two openings for separately supplying an edge strip core and a material strip of a casing for the edge strip core. The material strip may be provided with a decorative element, an adapter unit, and a processing unit. The supply unit arranges the edge strip core on a surface side of the material strip which forms the inner face of the casing, and the adapter unit is designed to fold the material strip around the edge strip core. Free ends of the casing protrude from the edge strip core and lie one over the other, and the processing unit connects the free ends lying one over the other together. A method for producing an edge strip using such a device and to a seat cover with an edge strip is also included.

Abstract: The invention relates to a method which is suited for manufacturing a 3D-vapor chamber in a defined and efficient manner. Especially, the present method provides a solution for providing a vapor chamber having an evaporator and a condenser made from a first part and a second part, wherein continuity of internal structures is given which in turn provides an efficient working behaviour of the vapor chamber.

Abstract: A fixture for bonding films to an object includes a base, a cavity wall fixed to the base, and a receiving cavity defined by the cavity wall and the base. The cavity wall includes opposing inner and outer surfaces and an end surface at an end away from the base. The end surface defines protrusions interconnecting with recesses and being recessed towards the base. Each recess penetrates the inner surface and the outer surface. A method for employing the device is also provided. The fixture and the method for bonding avoid center wrapping after bonding.

Abstract: A shot treatment apparatus and a shot treatment method that can efficiently detect operational abnormalities and signs of operational abnormalities, and that can further take countermeasures based on the detected signs of operational abnormalities. This shot treatment apparatus is provided with a storage portion, a nozzle, a transport path, a compressed-air supply portion, a negative pressure gauge, an abnormality detection unit, an abnormality response unit, and a control unit. Shot material is transported to the nozzle by negative pressure generated in the interior of the nozzle. The negative pressure gauge is disposed on the transport path by which the shot material is transported. The abnormality detection unit detects “operational abnormalities” and “signs of operational abnormalities” based on detection results from the negative pressure gauge. The abnormality response unit operates based on the detection results from the abnormality detection unit.

Abstract: A heat sink assembly can comprise a heat sink and a shaping element made of a shape memory material. The shaping element is incorporated into the heat sink assembly in an assembly shape. An actuation energy can cause the shape memory material to change the shaping element to an actuation shape, and the actuation shape can produce a thermal coupling shape in the heat sink. A method comprises forming a shaping element, of a shape memory material, into an actuation shape. The method includes re-forming the shaping element from the actuation shape into an assembly shape and incorporating the shaping element in a heat sink assembly that includes a heat sink. In the method, applying an actuation energy causes the shape memory material to change the shaping element from the assembly shape to the actuation shape to produce a thermal coupling shape in the heat sink.

Abstract: An adapter for connecting a separated-outlet fluid cartridge to a single-inlet static mixer includes a locking portion and a connecting portion. The locking portion has at least one locking element to lockingly engage the mixer housing so as to inhibit rotation between the locking portion and the housing. The connecting portion is received within the locking portion and has first and second fluid inlet members to be coupled to respective first and second fluid outlets of the cartridge for receiving fluid from the cartridge, and a fluid outlet member is sealingly coupled to the mixer for directing fluid into the mixer. The locking portion is selectively rotatable about the connecting portion between unlocked and locked positions relative to the cartridge when the connecting portion is coupled to the cartridge. Consequently, the adapter advantageously enables dispensing with a separated-outlet fluid cartridge in combination with a single-inlet static mixer.

Abstract: A shot processing apparatus is equipped with a work set jig, a hanger transport device, a projection machine, a projection positioning unit and a clamp unit. The work set jig is equipped with a base member including an upper and lower pair of cross members and a vertical member. A workpiece is settable at the base member between the upper and lower pair of cross members. The hanger transport device is, with the work set jig in a hanging state, movable along a guide path in the shot processing apparatus and is capable of stopping thereon. The projection machine projects projection media at a workpiece set at the base member inside a projection chamber which the workpiece is conveyed into. The projection positioning unit positions the work set jig at a stopping position in the projection chamber. The clamp unit fixes a workpiece between the upper and lower pair of cross members.

Abstract: A shot treatment device includes, a rotary table rotatable in a first rotation direction about a first rotation shaft extending along a vertical direction, a plurality of placement tables arranged at intervals in a circumferential direction on an upper surface of the rotary table, an ejector configured to eject shot media, a first inspection detector configured to inspect surface properties of a workpiece, a shot chamber in which shot media is ejected to a workpiece, and a first inspection chamber provided downstream in the first rotation direction from the shot chamber. The ejector ejects shot media to a workpiece held on a first placement table that has entered the shot chamber, and the first inspection detector capable of ascending and descending is disposed above a second placement table that has entered the first inspection chamber and inspects surface properties of a workpiece held on the second placement table.

Abstract: In one embodiment, a spatial vector locator device includes a first tracker object, a first restraint, and a first bushing. The spatial vector locator device further includes a second tracker object, a second restraint, and a second bushing. A first reference point on the first tracker object is aligned with a vector to determine a first vector point along the vector. A second reference point on the second tracker object is aligned with the vector to determine a second vector point along the vector. An alignment rod is inserted through a first hole of the first bushing and a second hole of the second bushing to physically locate the vector in space.