Abstract: A buttstock shoulder stabilizer includes a locator ball having a radially-projecting threaded cylindrical stud that screws into the sling mount of the buttstock endplate of assault rifles, and a socket assembly that mounts on a soldiers flak jacket near his shoulder. The ball can be machined from a structural metal or made of thermoplastic injection molded about the cylindrical stud. The socket assembly has an oblong horizontally-disposed socket connected to a lower approach ramp. A wall surrounds upper and side portions of the socket and the side edges of the approach ramp. When the soldier brings his weapon to firing position, the ball slides up the access ramp an into the oblong socket. The socket assembly is preferably injection molded from a tough structural thermoplastic resin. The socket assembly is provided with slots which enable it to be strapped to a soldiers flak jacket near his shoulder.

Abstract: An example grille badge includes an outer member and an inner member configured to be snapped together. The inner member includes a living hinge to facilitate the connection to the outer member. The inner member is at least initially inserted into the outer member in a bent position, the inner member being bent or snapped into place via the living hinge provided thereto during manufacturing and/or assembly. In certain example embodiments, the outer element includes at least one slot for receiving at least one corresponding tab provided to the inner element. In certain example embodiments, the inner and outer members include corresponding snap features for securing the connection therebetween. An assembled grille badge may be connected, directly or indirectly, to a vehicle (e.g., to the vehicle, to a front-end assembly, to a grille, etc.), for example, using one or more snap features.

Abstract: A radiopaque nitinol medical device such as a stent for use with or implantation in a body lumen is disclosed. The stent is made from a superelastic alloy such as nickel-titanium or nitinol, and includes a ternary element selected from the group of chemical elements consisting of iridium, platinum, gold, rhenium, tungsten, palladium, rhodium, tantalum, silver, ruthenium, or hafnium. The added ternary element improves the radiopacity of the nitinol stent comparable to that of a stainless steel stent of the same and strut pattern coated with a thin layer of gold. The nitinol stent has improved radioplacity yet retains its superelastic and shape memory behavior and further maintains a thin strut/wall thickness for high flexibility.

Abstract: An outer member and an inner member constituting a wheel bearing device are assembled and the brake rotor is fixed to the hub ring of the inner member. In this state, the pad slide surfaces of the brake rotor are lathed with the reference provided by a wheel pilot end surface. Alternatively, the wheel pilot end surface of the hub ring by chucking the knuckle pilot of the outer member with the wheel bearing device put in its assembled state, and the pad slide surfaces of the brake rotor are lathed with the reference provided by the wheel pilot end surface.

Abstract: A lead hole is formed in a base material of an injection hole member with a straight punch, and then, a taper hole is formed in the base material by widening the lead hole with a taper punch. An intersection line between a virtual plane perpendicular to a central axis of the lead hole and an inner peripheral surface of the lead hole is elliptic in shape, whose major axis is directed along an intersection line between a virtual plane, which includes the central axis of the lead hole and a thickness direction axis of the base material, and the virtual plane perpendicular to the central axis of the lead hole. An intersection line between a virtual plane perpendicular to a central axis of the taper punch and an outer peripheral surface of the taper punch is round in shape.

Abstract: A method for reducing the weight of a silencer without compromising durability. By reducing the silencer housing wall thickness weight is removed from the silencer module. Areas on the housing where material is removed are primarily selected based on the internal pressure generated in a given chamber of the silencer. Further, removal of external material is selected based on the baffle arrangement. Individual chamber pressure is influenced by the muzzle pressure of the host firearm and the baffle style and baffle orientation within the silencer being used.

Abstract: A method is provided for the production of gas turbine rotors with integrated blading. In a first step, rotating blades are produced. Subsequently, at least one of the produced rotating blade blanks is connected to the rotor bearing, then the or each of the rotating blade blanks connected to the rotor bearing are processed to form a nominal shape of the or each rotating blade. Consequently, the end contours of the gar turbine rotor with integrated balding are finely processed.

Abstract: The present invention concerns a magnetic apparatus for magnetic clamping of ferrous elements (P1), comprising a support structure (11) with at least one pole piece (30A) held within its thickness (S), first and second sides (12, 13) being formed in said support structure (11, 11A) at the opposed larger surfaces, said pole piece (30A) comprising at least one first pole piece collector (50), said first pole piece collector (50) being adapted to convey at least one first magnetic flux (F1) generated by said magnetic apparatus to said first side (12, 13). The invention is characterized in that said at least one first pole piece collector (50) is held within the thickness (S) of said support structure (11) and is formed of one piece with said support structure (11).

Abstract: The present invention relates to a test specimen (11) for testing the through-thickness properties of a fibre-reinforced composite material. The specimen comprises a first loading portion (10) having a first longitudinal axis in a first plane and a second loading portion (20) having a second longitudinal axis in a second plane. The first and second planes are substantially parallel and the first and second axes are oblique. The first and second loading portions (10, 20) partially overlap to form a test gauge portion (30) that is integral with the first and second loading portions (10, 20). The first loading portion (10) extends beyond the test gauge portion (30) in opposite directions along the first axis and the second loading portion (20) extends beyond the gauge portion (30) in opposite directions along the second axis. This allows a force be applied to the test gauge portion through the first and second loading portions.

Abstract: Disclosed is a method for manufacturing a screw with helical chip discharge channel, including providing a blank, subjecting an end of the blank to form a head and subjecting the blank to rolling to form one or more sections of threads. The screw is formed with one or more helical chip discharge channels, which can be of different helical angle according the different applications. The chip discharge channel can be formed by milling, rolling, or combined rolling and milling. The chip discharge channel is extended into the threads to form tapping edges. As such, the tapping operation is made effortless and the shape of the tapped thread excellent. The extending angle of the chip discharge channel can be changed according to different materials of the workpiece to be fastened. The length of the chip discharge channel can be selected according to different applications.

Abstract: An endoprosthetic device includes a monolithic meniscal implant having a three-dimensional patient-specific tibial engagement surface nesting in and complementary to a proximal surface of the proximal tibia of a patient and a femoral articulating surface opposite to the tibial engagement surface for articulating with a femoral condyle of the patient. The meniscal implant includes a first portion and a second remainder portion, wherein the first portion is compressible relative to the second remainder portion.

Abstract: A spindle nut for a ball screw is provided, having a continuous ball track (1) for balls (2), a ball groove (3,14) for the balls (2) extending on an inner periphery of the spindle nut about the rotational axis thereof and along a helical line, the ball groove extending across at least one thread (4), and a diversion device (5), in order to divert with its diverting channel (9) balls (2) from one end of the thread (4) to the beginning of the thread (4). The spindle nut is provided with ball inlets (13, 16), on the one side connected to the ball groove (3, 14) and, on the other side connected to the diverting channel (9), with the ball groove (3, 14) and the ball inlet (13, 16) both having identical cross-sectional profiles.

Abstract: A wood type golf club head having a plurality of interior recesses is disclosed herein. The plurality of interior recesses are preferably formed in a body of the golf club head and remove mass from the body to be used elsewhere on the golf club head to increase the inertial properties of the golf club head.

Abstract: An angular velocity sensor includes a tuning-fork vibrator having a base and multiple arms extending from the base. Two arms out of the multiple arms driven to vibrate have first end parts opposite to second end parts connected to the base. The first end parts being wider than the second end parts.

Abstract: Graft materials and devices for surgical breast procedures, as well as methods of making graft devices are described.

Abstract: A rotary stone cutting tool and method for making countertops and the like includes a shank shaped for detachable connection with a rotary drive. A cup-shaped cutting blade is mounted on the outer end of the shank, and has a frusto-conical sidewall and an outer marginal edge with axially protruding cutting teeth. A plurality of cutting pads are embedded in the sidewall and protrude radially outwardly therefrom. The blade is advanced through a stone slab with the sidewall oriented generally perpendicular to the face of the stone slab to cut an arcuate portion of an inside corner with reduced waste.

Abstract: A process and apparatus for the manufacture of adapted, fluidic surfaces on a gas turbine blade is disclosed. In an embodiment, the process includes: (a) generating a nominal milling program for the manufacture of fluidic surfaces in the region of one flow inlet edge and/or one flow outlet edge for an ideal gas turbine blade; (b) measuring the area of an actual gas turbine blade in the region of one flow inlet edge and/or one flow outlet edge thereof; (c) generating a milling program adapted to the actual gas turbine blade, where measured values determined in step (b) are used to adapt the nominal milling program generated in step (a) to the milling program for the actual gas turbine blade; and (d) manufacturing of the fluidic surfaces on the actual gas turbine blades by milling with the use of the milling program generated in step (c).

Abstract: A groove profile for a positive hub-shaft connection has a hub having a plurality of grooves with an essentially quadrilateral groove cross section and a shaft having a plurality of grooves with an essentially quadrilateral groove cross section. Additionally, the groove profile has at least one rib radially projecting from one of the grooves of the hub or shaft towards one of the grooves of the other of the hub or shaft.

Abstract: A brake drum includes at least one groove formed within an inner braking surface. The groove defines a maximum uniform depth that is set at a drum discard diameter. If the groove is visible during inspection it is an indication that the brake drum is still useable. When the groove is no longer visible, the brake drum should be discarded.

Abstract: Steel is described having a chemical composition, in weight-%, of 0.3 to 0.5% carbon (C), from traces to a max. of 1.5% silicon (Si), 0.2 to 1.5% manganese (Mn), 0.01 to 0.2% sulfur (S), 1.5 to 4% chromium (Cr), 1.5 to 5% nickel (Ni), 0.5 to 2% molybdenum (Mo), which at least partially may be replaced by twice as much tungsten (W), 0.2 to 1.5% vanadium (V), from traces to a max. of 0.2% rare earth metals, and a balance essentially of only iron, impurities and accessory elements in normal amounts. In addition, a method for manufacturing a blank of the steel and a process for manufacturing a cutting tool body or holder for cutting tools of the steel is described.

Abstract: A method is provided for perforating a steel plate, forming a devolatilizer nozzle from the steel plate, and heat treating the devolatilizer nozzle. The devolatilizer nozzle may have a yield strength of at least about 110 ksi, and a tensile strength of at least about 140 ksi. The perforations in the steel plate are holes in the nozzle and may be no more than about 0.05 inches in diameter. The thickness of the steel plate may be from about 0 to about 0.75 inches. The nozzle may include at least about 500,000 perforations where the center-to-center hole distance may be at least about 0.08 inches. The capacity of the devolatilizer nozzle may be from about 0 to about 75,000 pounds per hour.

Abstract: A process for remanufacturing valve bodies, such as fuel injector valve bodies, includes regrinding a valve seat of a salvaged valve body with a grinding apparatus, and linking a center axis of the valve seat with a center axis of a guide bore for a valve which contacts the valve seat. Linking the center axis of the valve seat with the center axis of the bore includes contacting a locating element of the grinding apparatus with a locating surface on an outer diameter of the valve body during regrinding the valve seat. Locating on the outer diameter enables run-out between the axes to be inhibited during regrinding the valve seat based on concentric congruity between the locating surface and the bore.

Abstract: The examples provided describe a golf club having a hollow rail member constructed to provide improved strength while reducing weight. The weight removed by using the hollow rail member may be redistributed to change club performance. Other embodiments may be described and claimed.

Abstract: Numerous embodiments of a method to form a base plate for a hard disk drive are described. In one embodiment, a blank base plate is advanced through plurality of die stations and parts of the base plate are press worked to form a disk drive base plate. In one embodiment, the blank base plate may be press worked by stamping the base plate with a progressive die assembly. In an alternative embodiment, the blank base plate may be press worked by stamping the base plate with a transfer die assembly.

Abstract: A bow-spring centralizer includes a center assembly having a plurality of bow springs and a pair of generally tubular moving collars secured one to each end of each bow spring, the center assembly formed intermediate a pair of generally tubular stop collars. Each moving collar/stop collar combination forms an interlocking and axially extendable collar. The centralizer is formed from a single tube. The tube is cut using a laser according to a cut pattern that creates interlocked stop collar/moving collar combinations that are rotatably locked but axially movable one relative to the other. Each of the interlocked stop collars and moving collars includes a plurality of circumferentially spaced heads, each head integrally formed on one of a plurality of circumferentially spaced extensions protruding from the stop collar or moving collar. The heads may have a variety of projected shapes, such as a rectangular, arrow or a teardrop shaped.

Abstract: A method and apparatus are provided for total profile machining of a part, such as from a block of thermoplastic polymer. A first side of the part is machined together with an encircling recess. A registration/potting fixture is placed into the encircling recess. The registration/potting fixture is used to evacuate air from the machined side of the part and to pressure pack degassed fluid potting compound against the machined side of the part. The registration/potting fixture is cooled such as with a coolant to solidify the potting material. Then the registration/potting fixture is used to fixture the block in a new orientation for CNC machining another side of the part. Upon removal of the potting material from the part, the total profile machined part is freed for shipment to the customer.

Abstract: A medical sling made from material that is suitably shaped for use in a medical application has sides, portions of which are smoothed to prevent abrasion of surrounding tissue.

Abstract: A manufacturing method of the present invention includes the steps of: preparing a pre-line forming member having no face line; and cutting the pre-line forming member using a cutter 12 to form the face line on the pre-line forming member. The cutter 8 has a tip part having a cutting surface. The cutting surface has a recessed curved surface c4. An edge of the face line 8 is cut by the recessed curved surface c4. Preferably, the step of cutting is carried out by axial rotation of the cutter 8. Preferably, the cutting surface has a plane part c5 formed on an upper side of the recessed curved surface c4. Preferably, the upper side plane part c5 is perpendicular to a rotation axis rz of the cutter 12. Preferably, the cutting surface has a conical surface Fc formed on a lower side of the recessed curved surface c4.

Abstract: A method for making a metal bat of the kind used for playing baseball or softball and having a hollow metallic shell including a wide barrel at one end, a narrow handle at the opposite end, and a tapered portion laying therebetween. The bat shell is initially thinned such that the original thickness and the corresponding weight thereof are reduced. A reactive hitting surface is then applied over the thinned bat shell around at least the barrel. The reactive hitting surface is preferably a metallic sleeve or a metallic coating that is applied directly to the barrel. Accordingly, the reactive hitting surface and the barrel will flex in unison with one another as a single integral surface in response to a ball striking the bat, wherein to increase the performance of the bat. A weight is added inside the handle of the hollow shell to balance the bat after thinning the shell and applying the reactive hitting surface over the barrel.

Abstract: A method is provided for cold forming center web or webless tapered piston pins in one forming sequence. The method eliminates secondary operations such as but not limited to machining, annealing, coating and secondary forming. The method includes the steps of cutting a metal rod into a substantially cylindrical slug piece, die extruding the slug piece to form a first cavity in the slug piece, optionally die extruding the slug piece to form a second cavity in the slug piece, piercing the slug piece to form the slug piece into a hollow cylindrical piece, die extruding the hollow cylindrical piece at either end to form a hollow cylindrical piece having a taper on an internal surface of the hollow cylindrical piece at either end.

Abstract: A method of manufacturing a powertrain member capable of suppressing an effect of heat distortion is provided. A method of manufacturing a powertrain member including a disk portion provided to extend from a boss portion in a direction perpendicular to a rotation axis and having a through hole formed in the disk portion includes the first through hole formation step of forming a tip hole which is at least a portion of the through hole, the chamfering step of chamfering at least a portion of the tip hole, the heat treatment step of performing heat treatment after chamfering, and the second through hole formation step of forming a desired shape of the through hole by laser processing after heat treatment.

Abstract: A die holding tray useful for testing a plurality of individual dies placed into the holding tray together with a method of making the same. The holding tray has machined lateral and longitudinal sets of grooves with one set of grooves filled with strips in order to form pockets from the unfilled grooves. Vacuum channels are formed into the bottom of the pockets, and dies are held in place during testing by the flatness of the pocket bottoms and a drawn vacuum. Several embodiments are disclosed, including machining grooves in a compliant layer.

Abstract: Methods of machining a single piece hub with integral upper and lower female cones includes providing a single piece hub with upper and lower conical voids having respective narrow ends proximal each other and respective wide ends distal each other. Surfaces of the voids are machined using a tool provided from a single side of the hub that is dimensioned to fit through an opening defined by the interface between the narrow ends of the conical void. The tool can be moved parallel to a rotational axis for accessing conical surfaces of both voids and perpendicular to the rotational axis while contacting the surfaces so as to produce a final machined surface.

Abstract: A tool for removing islands from a stent is disclosed. The tool includes a tube with at least one exit hole in communication with the center of the tube, and the tube being connected to a pressurized fluid source. A stent island is located over the exit hole and is removed by the force of the exiting fluid from the exit hole.

Abstract: A substrate processing apparatus that enables a plurality of substrates to be subjected to stable plasma processing. A chamber 11 houses a wafer W. The wafer W is subjected to reactive ion etching in the chamber 11. A focus ring 25 has p-type silicon as a parent material thereof. At least part of the focus ring 25 is exposed to an interior of the chamber 11. The focus ring 25 has been subjected to heat treatment at least once.

Abstract: A method for production of sandwich panels having a zigzag corrugated core made from sheet material to be used in aircraft construction, shipbuilding, and other branches of industry. The method improves the quality and ease of sheet blank folding into a 3-D relief structure. Folds are made in the sheet blank at locations of crimp zigzag lines protrusions and recesses. Holes are punched in the sheet with a diameter of the holes being greater than or equal to a sheet blank bending radius.

Abstract: A tissue shaping device adapted to be deployed in a vessel to reshape tissue adjacent to the vessel. In some embodiments the device includes first and second anchors and a connector disposed between the first and second anchors, with the connector being integral with at least a portion of the first anchor. The invention is also a method of making a tissue shaping device including the steps of removing material from a blank to form a connector and an integral anchor portion; and attaching a non-integral anchor portion to the integral anchor portion.

Abstract: A method of forming a power tool includes forming and balancing an armature by securing a lamination stack having slots therein on an armature shaft securing a commutator on one end of the armature shaft, winding magnet wires in the slots in the lamination stack and securing ends of the magnet wires to the commutator, and molding plastic to at least partially encase the magnet wires in plastic and forming a balancing feature. Plastic is removed from the balancing feature during dynamic balancing of the armature. The armature is then disposed in a stator to form an electric motor and the electric motor is disposed in a power tool.

Abstract: In order to manufacture a die for forming recesses in a metallic plate which are adapted to be pressure generating chambers in a liquid ejecting head, it is prepared a metallic block adapted to allow a plurality of dies arrayed in a first direction to be cut out, and having a flat end face extending in the first direction. The dies are cut out from the metallic block. A distance between a first part of each of the dies which is adapted to be working members for forming the recesses and the flat end face is made uniform.

Abstract: A process which uses an air jet containing non-abrasive particulate media at a low pressure which selectively removes thermal barrier coatings from components without damaging the metallic substrate. This process selectively removes thermal barrier coatings from the cooling holes of components.

Abstract: A metal leading edge of a turbine fan blade is manufactured by cutting and shaping an elongated metal part. The metal part has front and rear edges extending lengthwise of the part, and has a generally wedge-shaped transverse cross-section with opposite sides diverging from the front edge toward the rear edge. A cavity is cut inward from the rear edge toward the front edge. This provides the part with a generally V-shaped transverse cross-section having opposite side walls diverging rearwardly from the front edge. A mandrel is inserted into the cavity, and the side walls of the V-shaped part are deflected toward each other to constrict the cavity into the configuration of the mandrel. The part is then mounted as a metal leading edge by inserting a turbine fan blade component into the constricted cavity and fastening the part to the component.

Abstract: A soil auger for creating smooth-walled cylindrical holes in the earth is provided for use with a drill. The auger has a central rotational axis with a tubular body that is open at a bottom cutting end, and enclosed at a top end by a cap assembly. The cap assembly has a top wall and a bottom wall. The top and bottom walls have apertures aligned with the central rotational axis for receiving a shaft in alignment therewith, and for attachment to a drill. The distance between the top wall and bottom wall compared to the overall length of the assembled auger determines the minimum height of the cap assembly to minimize the rotational imbalance of the auger during use for a given body length. A method of manufacturing the auger is provided using precision cutting tools to create apertures in the body and to maintain concentricity of the auger components.

Abstract: A storage system for elevating objects from a surface, such as storing a bicycle off the ground, the storage system including a first mounting plate coupled to a wheel; a second mounting plate spaced from the first mounting plate and coupled to a plurality of wheels; a first wheel assembly spaced from the first mounting plate; a second wheel assembly spaced from the second mounting plate; a cable operatively engaging each of the wheels; and a coupler extending from the first wheel assembly and a second coupler extending from the second wheel assembly. Each of the mounting plates may be made from a unitary piece of material, and each plate may include a plurality of arched channels for rotatably adjusting the mounting plates, e.g., to provide for generally linear alignment of pulley wheels when installing the system.

Abstract: A bicycle crank shaft assembly includes first, second and third members. The first member defines first (crank axle), second (first segment of first crank arm) and third (first segment of second crank arm) portions, the first, second and third portions of the first member being integral and continuous with each other and having a generally s-shaped configuration. The second member defines a second segment of the first crank arm, and the third member defines a second segment of the second crank arm. The first and second segments of the first crank arm are bonded to each other with a bond seam therebetween to define the first crank arm, and the first and second segments of the second crank arm are bonded to each other with a bond seam therebetween to define the second crank arm. At least one of the crank axle, the first crank arm and the second crank arm is hollow.

Abstract: A liner assembly for a fan case includes a noise attenuation layer covered by a face sheet. The face sheet includes openings to the underlying noise attenuation layer. The face sheet and noise attenuation layer include acoustically transparent joints. The noise attenuation layer includes a first side joined to a second side at a seam by an adhesive strip. The adhesive strip bonds the first side to the second side without filling any chambers. The face sheet includes a joint filled with an adhesive providing the desired uninterrupted surface within the fan case. Openings are formed through the joint and the adhesive to communicate with the underlying noise attenuation layer. The joint and seam become essentially transparent acoustically to improve noise attenuation performance.

Abstract: The present invention provides a rocker arm manufacturing method capable of improving the durability and excellent in productivity. In the method according to the present invention, an intermediate product 13 having both side walls 20 extended in a predetermined direction and arranged in parallel with each other and one end side connection wall 30 connecting lower ends of a longitudinal one end of both the side walls is obtained. Next, both side walls 20 formed at the one end of the intermediate product 13 are inwardly bent. Thereafter, ironing dies 60 are pressed down against outer surfaces of both the inclined side walls 20 from an upper side to a lower side to execute ironing of outer surface portions of both the side walls 20 to downwardly plastically fluidize the constituent material of both the side walls 20 to thereby form valve stem guide walls 35 at both sides of the one end side connection wall 30 in a downwardly protruded manner.

Abstract: A milling head for a milling device, particularly a rotary milling device, wherein the milling head is capable of imparting a desired finish on a tube, preferably of a heat exchanger tube. The milling head includes one or more milling elements capable of cutting and/or removing heat dissipating elements connected to an outer surface of the tube. The heat dissipating elements are removed from the tube in a longitudinal direction along the tube length. In one embodiment, the milling head also includes a bevel milling element. Methods for milling a tube having heat dissipating elements are also described.

Abstract: A processing method of a semi-processed product for obtaining a rotor equipped with a series of blades integral therewith by using a rotating tool such as a cutter, integral or with inserts. The processing method includes a) forming a hole into the semi-processed product; b) forming a series of cavities in the semi-processed product by removing material with the rotating tool to create the series of blades, starting from the hole and following predetermined paths; and c) removing material from the semi-processed product by advancing the rotating tool along its rotation axis and not removing material when the rotating tool advances along the predetermined paths. The rotation axis of the rotating tool is misaligned with respect to an axis of the hole.

Abstract: An apparatus for holding and carrying stemware and informational cards by attachment to personal clothing articles, or freely standing, and method of manufacture is described. When used as a wine glass holder the apparatus is connected to the person by attachment to various clothing articles by use of an extending hook. The apparatus comprises a base aperture that allows placement of the stem of a stemware glass into a base receptacle. The bowl or receptacle part of the stemware glasses rests solely onto the extending base sidearms. The base is attached perpendicularly to a hooking mechanism and is of a contiguous piece thereof. Furthermore, the hook attachment and upper base allow for the placement of a promotional or business card by a pinching action. When not in use as a wine glass holder, the apparatus stands up on a flat surface and may display a card or other indicia.

Abstract: According to the present invention, an outer lever (1) of a finger lever (2) that can be switched to different lifts for at least one gas exchange valve is made by a deep drawing method. A salient feature of the invention is that a cup-shaped base body (16) having an inverse U-shaped cross-section is deep drawn, and opposing running contact surfaces (14, 15) for high-lift cams are created on arms (4, 5) of the outer lever (1) by punching out a bottom (19) of the base body (16). Through the deep drawing method of the invention, only relatively low fabrication costs are to be expected.