Abstract: A system for coating a heat transfer tube for a condenser is disclosed. The system simplifies a process of coating the heat transfer tube, and is able to uniformly coat a plurality of heat transfer tubes. In addition, the system is economically feasible in that coating solution can be reused by collecting and circulating it. Due to super-hydrophobic coating, the size of a droplet condensed on the surfaces of the heat transfer tubes coated by the system can be reduced, and a condensation heat transfer coefficient can be increased.

Abstract: Provided is a drug-eluting coronary stent. In the drug-eluting coronary stent according to the present invention, electrospinning is used, thereby making it possible to precisely control a total content of an everolimus-based drug bound thereto and form a uniform layer in spite of not using a polymer causing late thrombosis, or the like.

Abstract: A coating system (1) is provided comprising a coating chamber (20) having arranged therein a coating apparatus (10) for providing a substrate (S) with an organic coating layer. The coating apparatus (10) comprises a coating device (12) for depositing a solvent free, curable liquid organic precursor for said organic coating layer and a curing unit (14) for curing the liquid organic precursor deposited on said substrate (S) by supplying energy to said liquid organic precursor. The coating system further comprises a vacuum pump (30) that, while coating, maintains a pressure inside said coating chamber below 1 mbar. A supply facility (152, 152?) for controllably supplies the curable liquid organic precursor from the reservoir to the coating device (12), The supply facility (152, 52?) has an input (1510) for receiving curable liquid organic precursor from the reservoir. A position of a bottom (150B) of the reservoir is arranged at a height (H1) above the input (1510).

Abstract: A laser-induced dispensing system for material processing is disclosed. The laser-induced dispensing system includes a fiber bundle having optical fibers. The optical fibers have first ends arranged at the first interface and second ends arranged at the second interface. Additionally, optics that direct laser beams transmitted from the second interface by the optical fibers toward a material to be deposited a substrate is provided. The optics is configured to focus the laser beams on the material to be deposited, thereby causing the material to be deposited to be released onto the substrate. Each of the optical fibers having a first end that is adjacent to a first end of another of the optical fibers at the first interface have a second end that is non-adjacent to a second end of the another of the optical fibers at the second interface.

Abstract: The present invention relates to a process for encapsulating a polycarbonate glazing comprising, on at least one of its faces, a silicone-based abrasion-resistant hardcoat, said process comprising the following successive steps: (a) the treatment of a region of the face of the glazing bearing the silicone-based hardcoat by atmospheric plasma with a plasma nozzle, the distance between the end of the plasma nozzle and the surface of the glazing being at most equal to 7 mm, (b) the application, to said region treated by atmospheric plasma, of a primer composition comprising one or more adhesion promoters selected from diisocyanates, polyisocyanates and chlorinated polyolefins, in solution or suspension in an organic or aqueous solvent, (c) the evaporation of the solvent so as to form a dry primer layer, and (d) the overmolding of a thermoplastic polymer over the region covered by the dry primer layer.

Abstract: In some examples, a CMUT may include a plurality of electrodes, and each electrode may include a plurality of sub-electrodes. For instance, a first sub-electrode and a second sub-electrode may be disposed on opposite sides of a third sub-electrode. In some cases, a first bias voltage may be applied to the third sub-electrode and a second bias voltage may be applied to the first and second sub-electrodes while causing at least one of the first sub-electrode, the second sub-electrode, or the third sub-electrode to transmit and/or receive ultrasonic energy. For example, the second bias voltage may be applied at a different voltage amount than the first bias voltage, and/or may be applied at a different timing than the first bias voltage.

Abstract: A piezoelectric transducer comprises a piezoelectric element operable to transduce mechanical movement of the piezoelectric element to an electrical signal and to transduce an electrical signal in the piezoelectric element to a mechanical movement thereof, wherein the piezoelectric transducer is operable to transduce above a temperature of 200° C.

Abstract: A parcel processing system and method. A method includes inducting a plurality of parcels in a non-machinable parcel stream by a non-machinable parcel processing system. The method includes recording physical characteristics of each of the parcels. The method includes comparing the recorded physical characteristics of each parcel to machinable requirements. The method includes identifying machinable parcels based on the comparison. The method includes sorting the identified machinable parcels to an automation discharge. The method includes transporting all non-machinable parcels to workstations, by the non-machinable parcel processing system, for manual processing.

Abstract: A sorting machine for orienting a container by fall, irrespective of how it is positioned on a housing, involves the activation of a pendulum which, leaning on the neck of the container, creates a rotation fulcrum for the container itself. The machine further comprises a control and/or reading system which detects the orientation of the container, said information generating a signal that is transmitted to handling means acting on the pendulum defining the suitable positioning thereof for the correct orientation of the container during the fall in an underlying cradle.

Abstract: An apparatus which can polish an entirety of a surface of a substrate, such as a wafer, is disclosed. The apparatus includes a substrate holder configured to hold a substrate and rotate the substrate; and a polishing head configured to rub a polishing tool against a first surface of the substrate to polish the first surface. The substrate holder includes a plurality of rollers which can contact a periphery of the substrate. The plurality of rollers are rotatable about their respective own axes.

Abstract: Aluminum safe degreaser and pre-soak compositions, methods of making, and uses thereof are disclosed. In particular, a solid degreaser composition is described which provides soft metal protection against corrosion, avoids silicate staining, and maintains efficacy for removal of heavy baked-on carbon, shortening, caramelized, and greasy soils from bakery and deli wares.

Abstract: Disclosed is a processing apparatus for performing a processing on a workpiece using gas clusters. The processing apparatus includes: a processing container in which the workpiece is disposed, and an inside of which is maintained in a vacuum state; an exhaust mechanism that exhausts an atmosphere in the processing container; a gas supply unit that supplies a gas containing a cluster generating gas; a cluster nozzle provided in the processing container and configured to generate gas clusters by adiabatically expanding the cluster generating gas and inject a gas component containing the generated gas clusters into the processing container; and a plasma generating mechanism that generates plasma in the cluster nozzle portion. The gas clusters are ionized by the plasma generated in the cluster nozzle portion, and the ionized gas clusters are injected from the cluster nozzle and irradiated onto the workpiece, so that a predetermined processing is performed.

Abstract: A cleaning method allows reliable cleaning of thread roots of a female screw. A cleaning method for a female screw includes producing a jet of a cleaning liquid from a nozzle in a direction tilted from an axis of the female screw without inserting the nozzle in the female screw, and directing the jet to impinge on a thread of the female screw while rotating the jet about the axis.

Abstract: A pressure medium-operated pipe cleaning device for streak-free cleaning of the pipe and duct wall and simultaneously a video recording of the entire cleaning process. The device includes a nozzle module and a camera module. The nozzle module includes a plurality of thrusters and a plurality of cleaning nozzles, and the camera module has at least one camera, an illuminating device, control electronics, a memory, a transmitter and an accumulator, so that the camera module can be controlled from outside by the control electronics. The nozzle module and camera module separately designed in terms of location and construction, and mounted on a carriage spaced linearly apart from each other in the direction of a longitudinal axis by a distance, wherein a stator part has the thrusters of the nozzle module and the camera module is rotationally and linearly immovably fastened to the carriage, while the rotor part on which the plurality of cleaning nozzles are arranged can be rotated around the longitudinal axis.

Abstract: An enclosure for containment and removal of hazardous material from objects is described, having a frame comprising a plurality of bars and a plurality of joints, each joint being releasably connectable to at least two bars, a flexible bag attachable to the frame, the bag being at least in part transparent, and comprising a resealable seam, and at least one adjusting device for tightening or loosening the bag on the frame. Usually, the enclosure, in use, is a negative pressure enclosure. The enclosure is particularly useful for containing and removing asbestos, especially from pipes. Also described are methods for removal of hazardous material from an object and methods for isolating an animal having an infectious and/or contagious disease using the enclosures.

Abstract: A method for industrial refining of coal ash created in power plants and carbonaceous ashes produced in other combustion processes by separating coal from said ashes and returning it to use and by recovering a substantially coal-free ash fraction obtained in the refining. In the method, coal ash and at least one ash fraction created by gasification technique in combustion plants are carefully proportioned in relation to one another and formed into a slurry mixture by means of an efficient dispersion technique, the slurry being then led to a flotation step, where a fraction rich in coal and a siliceous fraction poor in coal and a fraction dissolving in the process water are separated by flotation.

Abstract: Apparatus and method in converting municipal solid waste into geo-polymer briquettes and geo-polymer bricks comprising bag opener cum crushers, magnetic separators for ferrous and-eddy current separators for non-ferrous things; squeezer for removing liquid content; inter particle collision driers for drying; pulverizer for pulverizing, and devolatizing carbonization reactor for carbonisation of combustible MSW to produce solid char with low water content. Solid char is mixed with geo-polymer binding agent/starch/tar/to form combustible pellet/briquette. These highly combustible briquette/pellets have high calorific value. The pellet/briquette is formed by rotating combustible char at high rpm and compaction. Pellet has a water content of less than 5% by weight and fuel value of 5500 to 6500 KCAL. This process produces non-combustible geo-polymer brick.

Abstract: A contactless braking system and a related method for decelerating long products (bi) exiting from a rolling mill (100). At least one braking module (6) includes a multiplicity of electromagnets (60) in a series along a braking line (1b). Each magnet has an open magnetic core (61) and a coil (62) around the magnetic core (61). The open magnetic core (61) has a gap formed by two opposed poles. The electromagnets (60) are configured so that the gap of each open magnetic core (61) lets contactlessly slide therethrough each long product (bi) exiting from the rolling mill (100). A braking magnetic force (Fd) is exerted on the long product (bi) contactlessly sliding through the gap. The braking magnetic force (Fd) is opposite to the direction of movement of the long product (bi) exiting the rolling mill (100).

Abstract: An extrusion press die-slide device is equipped with: a fixed frame; a moveable frame that can move linearly but which is supported by the fixed frame in a non-rotatable manner; a first motion conversion mechanism that converts input rotational motion to linear motion and outputs the same to cause the moveable frame to move linearly with respect to the fixed frame; and a second motion conversion mechanism attached to the moveable frame and equipped with a pusher to impart a pressing force to a die of the extrusion press, and which transmits the input rotational motion to the first motion conversion mechanism and converts the input rotational motion to linear motion and outputs the same to cause the pusher to move linearly with respect to the moveable frame.

Abstract: The invention relates to a forming machine for the spinning/flow forming of a workpiece, having a machine bed, a headstock, a main spindle rotatably mounted on the headstock, having a flow forming mandrel, which is provided to receive the workpiece, a support, which carries at least one machining tool, and which is axially displaceable relative to the main spindle in a longitudinal direction of the machine bed. Furthermore a main spindle drive for driving the main spindle in rotation and a feed drive for displacing the support are provided. The main spindle drive has at least two drive motors, each having a drive pinion. The main spindle has a driving gear, which can be driven by the drive pinions of the drive motors.

Abstract: A forming device that forms a metal pipe by heating and expanding a metal pipe material includes: a pair of an upper die and a lower die between which the metal pipe material is heated and expanded; upper electrodes and lower electrodes that sandwich both end parts of the metal pipe material therebetween from upper and lower sides to heat the metal pipe material; and a busbar that is connected only to either the upper electrodes or the lower electrodes to supply electric power from a power supply.

Abstract: A forming device that expands a metal pipe material to form a metal pipe includes: an upper die and a lower die that form a main cavity part forming a main body part of the metal pipe and a sub-cavity part forming a flange part of the metal pipe by surfaces thereof opposed to each other; and a shielding member that prevents foreign matter discharged from the main cavity part or the sub-cavity part from scattering, the sub-cavity part is extended to be opened to the outside of the die in a direction crossing an extending direction of the metal pipe material, and the shielding member is provided on a line in which the sub-cavity part extends in the expanding of the metal pipe material.

Abstract: A forming device that forms a metal pipe by blow forming includes: a gas supply part that supplies a gas to a metal pipe material to expand the metal pipe material; a die attachment part to which a die that is brought into contact with the expanded metal pipe material to form the metal pipe is attached; a gas discharge part that discharges the gas from the metal pipe material; and a pressure detector that detects a pressure of the gas, the gas supply part includes a gas compression part that compresses the gas, and a supply line that transfers the gas compressed by the gas compression part to the metal pipe material, the gas discharge part includes a discharge line that transfers the discharged gas, and the pressure detector is provided in each of the supply line and the discharge line.

Abstract: A high-speed hot forming and direct quenching method and apparatus are disclosed. A first step of the method can comprise various pre-processing steps that can prepare a workpiece for the apparatus. A second step involves a heat-treatment of the workpiece. A third step comprises hot forming the workpiece and primary quenching of the workpiece. A fourth step can comprise a secondary quenching of the workpiece.

Abstract: A radial press is provided with a base structure, a pressing tool accommodated therein and a drive unit. The pressing tool comprises a number of base jaws which are arranged about a press axis and can be moved by the drive unit towards or away from the press axis in a synchronous manner and radially in relation to said press axis, and substantially wedge-shaped press-jaw heads can be exchangeably attached to the base jaws. A plurality of press-jaw head sets is stored in an associated magazine, the press-jaw head sets being for different press diameters. The press-jaw heads have two markings on at least one axial end side directly adjacent to both wedge surfaces. In addition, the two respective opposing markings of two neighboring press-jaw heads are aligned with one another. Markings that are different from one another are provided for different press-jaw head sets.

Abstract: A method and apparatus for passive pin positioning of a reconfigurable forming die is disclosed. The apparatus may include a plurality of pins disposed within a frame, and a bolt that when tightened can secure or lock the pins into position. When the bolt is loosened, the position of the pins can be adjusted. A preliminary model of a contoured surface that is to be imparted to an article by the reconfigurable forming die can be used to help define a forming surface of the reconfigurable die.

Abstract: A rotatable buffer turret apparatus on which plural pairs of punches and dies to be set on a turret of a turret punch press are set, includes an upper buffer turret on which punch attachment holes in which the punches can be set are arranged circularly, and a lower buffer turret on which die attachment holes that is associated with the punch attachment holes and in which the dies can be set are arranged circularly. The upper and lower buffer turrets are rotatably attached to a single rotary shaft. A diameter of the lower buffer turret is made larger than a diameter of the upper buffer turret. The die attachment holes are formed in a circular die attachment area having a diameter larger than the diameter of the upper buffer turret. According to the apparatus, a tool exchange manually operated by an operator can be done easily and efficiently.

Abstract: An apparatus and method for crimping coupling rings are provided. The apparatus generally has a lower clamp head and an upper clamp head that may be drawn together by a fastener. The lower and upper clamp heads are designed to receive a first portion and a second portion of a coupling ring, respectively. A first and second post holds the clamp heads adjacent to each other. The upper clamp head is secured to the first post such that the upper clamp head may rotate in a generally circular motion to switch the apparatus from a closed to an open configuration, or vice versa. When the apparatus is placed in a closed configuration, the fastener may be engaged to draw the clamp heads together to increase the compressive force imposed on a coupling ring until the coupling ring becomes crimped.

Abstract: In the present invention, a method for joining members involves preparing a steel component having a bottom wall in which a hole is provided, and a hollow aluminum pipe. The aluminum pipe is slipped through the hole in the steel component and passed through the bottom wall, rubber is inserted into the interior of the aluminum pipe, and the rubber is compressed in the direction of the axis (L) of the aluminum pipe and induced to distend towards the outside from the inside. As a result of the foregoing, at least a section of the aluminum pipe slipped through the hole is induced to undergo expansion and is joined by clinching to the bottom wall. This method for joining members reduces the load on the members, improves the joint strength, and enables two members to be joined at reduced cost.

Abstract: Rotating insert for flanging and widening metal tubes, “a flanging bit”, with a metal body, for use with flanges and metal tube widening in split-type air-conditioning connection systems, domestic refrigerators, chiller cabinets and the like; characterized by the rotary actuation method, which can be coupled to a drill or screwdriver, which requires no counterpoint mechanism (1), which is composed of a coupling cylindrical body (15) and a flanging tip with a single stage (19) or multiple stages (20), with different flanging diameters (gauges).

Abstract: A method of manufacturing a coil spring and a coil spring manufacturing apparatus are provided that enable precise forming of a coil spring even when various kinds of wire rods are used as a wire rod. This is based on the premise that the wire material being fed out is serially pressed against a rotating roller outer circumferential surface to form the wire rod into a coil shape. Under this premise, as the wire rod is fed out, a rotating roller is rotationally driven by a rotary drive force of a servomotor such that a portion pressed against the wire rod on the rotating roller outer circumferential surface moves toward the advancing side of the wire rod.

Abstract: A supply device for a joining element which has a shaft, extending along a joining element axis with a first diameter, and an adjacent head with a second diameter which is greater than the first diameter. The supply device comprising a base enclosing a first joining element channel, a second joining element channel and a third joining element channel, which are at least partially arranged in a common channel plane, and which each have a cross-section which is adapted to the shape of the joining element. And the first and the second joining element channels are orientated relative to each other at a switching angle which is in a range from 5° to 45°, while the first and the second joining element channels merge into the third joining element channel at a junction with a switching arrangement.

Abstract: A molding system and method, allowing for the repeated use of the same molding insert for purposes of elaborate objects molding is described. The proposed method allows for multiple moldings of intricate shapes and curvatures improving the mass production of the jewelry moldings. During the process, the raw molding material is squeezed through the narrow opening inside the mold form under pressure. As the molding material enters the mold form, it is coated with a coating fluid. After the curing, the molding material could be easily removed through a narrow cavity opening, promptly reassembling back to the shape of the insert for continuous use in the next steps of the molding procedure.

Abstract: A die for moulding a core by a PIM process, the core having at least one internal feature, the die including; a first die part defining a first portion of an outer surface of the core; a second die part defining a second portion of the outer surface of the core; and an internal feature forming element for defining the surface of an internal feature of the core; wherein the internal feature forming element incorporates a temperature control circuit.

Abstract: To provide a continuous casting method according to which a slab difficult for surface cracking to appear can be manufactured, in a first water cooling step, the slab is cooled so that only a surface temperature of corner parts is below Ar3 point, in a first recuperation step, the slab is recuperated so that the surface temperature of all the slab including the corner parts is no less than the Ar3 point, in a second water cooing step, the slab is cooled so that the surface temperature of all the slab including the corner parts is below the Ar3 point, and in a second recuperation step, the slab is recuperated so that the surface temperature of only a portion of the slab other than the corner parts is no less than the Ar3 point.

Abstract: In the present invention the torch movement period is 20-40 seconds, with the torch movement period being the time required to move plasma torches (which heat the surface of molten metal in the casting mold) one time. The average heat input amount at multiple sites, which are obtained by dividing the initial solidification portion (which is where the molten metal makes contact with the casting mold and first solidifies) into multiple sites in the circumferential direction of the casting mold, is 1.0-2.0 MW/m2. The molten metal advection time, which is the time required for electromagnetically stirred molten metal to travel the length of the torch heating region of the surface of the molten metal in the lengthwise direction of the casting mold, is 3.5 seconds or less.

Abstract: Provided is a titanium cast product for hot rolling made of a titanium alloy, the titanium cast product including a melted and resolidified layer in a range of more than or equal to 1 mm in depth on a surface serving as a rolling surface, the melted and resolidified layer being obtained by adding one or more elements out of any one of or both of at least one ? stabilizer element and at least one neutral element to the surface, and melting and resolidifying the surface. An average value of a total concentration of at least one ? stabilizer element and at least one neutral element in the range of more than or equal to 1 mm in depth is higher than a total concentration of at least one ? stabilizer element and at least one neutral element in a base metal by, in mass %, more than or equal to 0.1% and less than 2.0%.

Abstract: Cooling passages (99, 105) are formed in components for combustion turbine engines, such as blades (92), vanes (104, 106), ring segments (110) or castings in transitions (85), during investment casting, through use of ceramic shell inserts (130) within the casting mold (152). Ceramic posts (134) formed in the ceramic shell insert (130) have profiles conforming to corresponding profiles of partially completed cooling passages (156). Posts (134) are removed after superalloy component casting, forming the partially completed cooling passages, which are subsequently completed by removing remaining superalloy material along the cooling passage path.

Abstract: The present process provides a method for synthesizing difficult to make oxide-free nanometals and such as Zn, Sn and Ti and alloys of the period 4 and 5 transition metal elements in a free and reduced state using a solution phase synthesis process. Also provided is a method for stabilizing their associated colloidal metal and alloy dispersions under kinetic control at modest temperatures (<80 degrees Celsius). A solution of an organic reducing agent containing at least two proximal nitrogen atoms is reacted with a separate solution containing one or more metal-organic salts dissolved in the same or different low molecular weight solvent as the reducing agent. The reaction products are stabilized with Lewis bases and Lewis acids and optionally can be concentrated by removing a portion of the volatile low molecular weight solvent by either the use of a partial vacuum or by chemical extraction into another phase.

Abstract: In one embodiment, a process includes creating a mixture of an aqueous component, nanowires and nanoparticles, and a hydrophobic solvent and allowing migration of the nanowires to the hydrophobic solvent, where the nanoparticles remain in the aqueous component. Moreover, the nanowires and nanoparticles are in the aqueous component before the migration.

Abstract: A method for making an article is described that includes generating a digital model of the article that comprises an internal cavity. The digital model is inputted into an additive manufacturing apparatus or system comprising an energy source. The additive manufacturing apparatus applies energy from the energy source to successively applied incremental quantities of a metal powder, which fuses the powder to form incremental portions of the metal powder according to the digital model to form the article with the internal cavity. Abrasive magnetic particles are disposed in the internal cavity, and a magnetic field is applied to the magnetic particles in the internal cavity. Repeated relative movement is imparted between the magnetic field and the article to hone a fused metal powder surface of the internal cavity.

Abstract: Provided is a metal powder bonded body having excellent hydrogen embrittlement resistance, wherein the metal powder bonded body is a metallic material having excellent hydrogen embrittlement resistance, the metallic material is a metal powder bonded body manufactured by incrementally adding metal powder layer by layer, and the metal powder bonded body has characteristics of ductile fracture in an area of 80% or more of a total area of a fracture section when fractured in a hydrogen atmosphere.

Abstract: In a three-dimensional shaping device, a region of an elevatable/lowerable table 2 for forming a powder layer and a region of a powder supply device are divided by a shield plate, an inert gas injection port is provided in the former region, the shield plate can be freely opened or closed so that a powder spraying squeegee traveling on the table is passed through, or a pipe which supplies powder from the powder supply device to the powder spraying squeegee which has traveled to the side of the shield plate penetrates through the shield plate, or a part of the shield plate is the powder supply port for the powder spraying squeegee which has traveled to the side of the shield plate and the pipe protrudes at a lower part and a sintering device applies a laser beam via a transparent region in a ceiling of a chamber.

Abstract: A fume collector can be operated continuously for a long time, and an influence on a three-dimensional article is minimized. Provided is a lamination molding apparatus (1) in which an inert gas supply/discharge apparatus (4) includes an inert gas supply apparatus (43) configured to supply an inert gas into a chamber (10), and a fume collector (6) including a charging section (63) having a charging electrode (631) configured to positively or negatively charge fumes, a charging electrode cleaner (71) configured to remove fumes adhered to the charging electrode (631) and a dust collecting section (65) configured to collect the charged fumes, wherein the charging electrode cleaner (71) removes the fumes when formation of the sintered layers by a laser radiation apparatus (2) is not being performed in operation.

Abstract: Provided is a metal powder bonded body having excellent hydrogen embrittlement resistance, wherein the metal powder bonded body is a metallic material having excellent hydrogen embrittlement resistance, the metallic material is a metal powder bonded body manufactured by bonding metal powder, and the metal powder bonded body has characteristics of ductile fracture in an area of 80% or more of a total area of a fracture section when fractured in a hydrogen atmosphere.

Abstract: The invention relates to a method for producing a body by means of an additive production method (AM) by using metal powder, comprising the following steps: designing the body in a computer-simulated manner while taking into account at least one region of the body to be processed and transferring data to an additive production device, in particular an additive powder-bed production device, successively providing the metal powder in order to construct powder layers arranged one on the other, successively hardening parts of the powder layers in order to form at least one specified structure in the powder layers arranged one on the other, wherein the structure is at least partially filled with metal powder of the powder layers, and calibrating a body, which is created by means of the structure, in the region to be processed. The invention further relates to a corresponding device, to a body produced in such a way, and to a computer program product for performing the method.

Abstract: A method of making a machine component includes extruding a supply of an aluminum alloy to produce an extrusion. The extrusion is formed under temperature-limited forming conditions of 275° C. or less to produce a blank. The blank is machined to at least one predetermined tolerance to produce the machine component.

Abstract: The invention relates to a method for producing a sintered gear comprising a gear body on which at least one elastomer element is arranged, according to which a green compact is produced by pressing a powder, the green compact is sintered into a gear body and is hardened by carburization and subsequent quenching or sinter-hardening and subsequent quenching with a gas and afterwards the at least one elastomer element is vulcanized onto the gear body.

Abstract: An object of the present invention is to provide a metal powder and an ink with which a sintered body having good flexibility can be formed, and a sintered body having good flexibility. A metal powder according to an embodiment of the present invention has a mean particle size D50BET of 1 nm or more and 200 nm or less as calculated by a BET method, a mean crystallite size DCryst of 20 nm or less as determined by an X-ray analysis, and a ratio (DCryst/D50BET) of the mean crystallite size DCryst to the mean particle size D50BET of less than 0.4.

Abstract: A coated tool include a first surface, a second surface which is adjacent to the first surface, and a cutting edge which is located on at least a portion of a ridge between the first surface and the second surface. The coated tool further includes a substrate, and a coating layer that is located on the substrate. The coating layer includes a titanium carbonitride layer and an aluminum oxide layer which has an ?-type crystalline structure. The titanium carbonitride layer is located nearer to the substrate than the aluminum oxide layer.