Abstract: An efficient process for producing fine nickel powder, capable of metallizing the powder at low temperature to prevent its sintering, and fine nickel powder produced by the process, composed of particles having a flat shape, diameter of limited variations and uniform thickness, and suitable for internal electrodes for laminate ceramic capacitors of high electric capacity. The process comprises a step for forming a nickel compound coated with gelatin by adsorbing gelatin on preformed nickel compound particles with different size and shape (Step (A)), and another step for converting said nickel compound coated with gelatin into fine particles containing metallic nickel and nickel oxide by heating the nickel compound coated with gelatin produced in Step (A) in an inert gas atmosphere (Step (B)). It may include an additional step (Step (C)), subsequent to Step (B), for completely reducing nickel oxide in said fine particles by heating at temperature lower than that for Step (B) in a reducing gas atmosphere.

Abstract: A novel process and apparatus for producing metal nanoparticles by electro-explosion of wires is disclosed. The invention comprises placing a wire and a plate of the same material as two electrodes in a dense medium, preferably water, in such a manner so as to guide the wire in a straight line and applying a voltage of greater than 12V to said electrodes to cause the wire explode into nanoparticles.

Abstract: A method for producing nanoparticles on a substrate using a metal precursor in an ionic liquid and microwave heating is described. The composite compositions are useful as catalysts for chemical reactions, fuel cell, supercapacitor and battery components, and the like.

Abstract: There is disclosed a method for producing a supported metal nanoparticle, which has the steps of adsorbing a metal ion-containing compound to a support of an organic material and reducing the adsorbed metal ion to form a metal nanoparticle on the support. In the producing method, by using a various organic material as a matrix, the metal nanoparticle can be easily formed in situ with excellent accuracy from the metal ion-containing compound.

Abstract: A knife sharpener comprising a housing plate supporting a pair of special treated sharpening rods that are curved to a specified dimension for maximizing the knife sharpener's ability to utilize and engage adjustable flexible bumper arms mounted on a positive stop that provides the sharpener's rods best angles and pressure for obtaining an even, consistent edge realignment, no matter what sharpening technique is used. Adjustable spring and cam mechanisms enable easy positioning of the initial, crossing-point of the sharpening rods over the center of a sharpening slot. A stop member and resilient device are used as a single integral stop unit vertically moveable and mounted on the rear face of the housing plate.

Abstract: A method of manufacturing endodontic instruments is disclosed. Each of the instruments includes a substantially non-cutting pilot portion, a relatively short working portion, and a flexible shank portion which is of a substantially smaller average circumferential span than the working portion. The working portion of one instrument may have a maximum circumferential span as that of the blank from which it is made. The instrument may be treated with either a surface treatment and/or a bulk treatment. The instrument may have a handle at its distal end for manual manipulation, or may be adapted for attachment to a mechanical handpiece. The non-cutting pilot, the short length of the working portion, and the flexibility of the shank combine to allow the instrument to be used in curved root canals without causing undue change in the natural root canal contours.

Abstract: A method for producing a saw blade from one piece of material which will result in increased cutting efficiency of the saw blade, a simpler process for producing the saw blade and material reduction is provided. The method includes using a preset trace and a laser beam to simultaneously cut a piece of saw blade material into two saws; using a preset trace and a laser beam to process the sawtooth shape and the fine tooth structure, in which the sawtooth shape and the fine tooth structure form cutting blades with an oblique surface; and using a drill to punch a fixing hole at the top of the saw. The top of the cutting blades is formed in a curved shape, a rectangular shape, or a triangular shape.

Abstract: A manual wine bottle opener includes a main body, a fixing base, a piston rod, a press lever, a valve base, a thimble, a sleeve and a slide member combined together. The press lever has one end pivotally combined with a connecting member, and the piston rod has its lower end fitted with a piston. The valve base has its interior provided with a non-return valve and its lower side fixed with an insert needle. By reciprocally pulling and pressing the press lever for moving the piston up and down repeatedly, air can be pumped into the wine bottle through the insert needle for removing the cork of the wine bottle from the bottle mouth, able to uncork the wine bottle conveniently and quickly. Then the sleeve is turned around to actuate the slide member to whirl and move downward to push and disengage the cork from the insert needle.

Abstract: A hammer with a conventional or extended handle and striking head, with an elongated curved claw having an enlarged top of handle housing in the form of a semi-circle (camel back) for the purpose of considerably increased leverage while prying different length common nails. This will allow completely carrying out the extraction process of the desired nail in one continuous motion.

Abstract: A ratchet screwdriver and method of making same wherein there is a handle and there are a ratchet gear and pawls inside the handle. An adjuster is inside the handle and is movable by a tool extending into the handle for positioning the adjuster relative to the gear and thereby eliminating play between the gear and the handle. Ball bearings are interposed between the handle and the gear and the bearings rotatably support the gear and transmit the anti-play forces that act on the gear.

Abstract: A ratchet hand tool includes a handle and a head in which a through hole is defined there. A driving member is rotatably received in the through hole. A recess is defined in an inner periphery of the through hole and a ratchet mechanism is received in the recess. The ratchet mechanism includes a first member with a curved and smooth surface, a second member with teeth, and a spring member is connected between the first and second members. The teeth of the second member are engaged with the teeth in the driving member so that the teeth of the driving member that are in contact with the curved and smooth surface of the first member are not worn out during operation.

Abstract: A ratchet tool uses a braking piece disposed in a receptacle area in the box head of a wrench for locking the ratchet wheel. The braking piece has two opposite components respectively extended from the top ends thereon and is coupled to a pushing mechanism consisting of a first and a second resilient parts. The resilient parts are attached on two lateral sides of a connecting piece, whereby the braking piece urged by a multi-step repositioning spring force in a process of backward reposition will produce louder noises for a better recognition of a user. The receptacle areas can be easily sealed by a cover plate for a fast assembly.

Abstract: Provided according to the invention is a fastening tool (10) for tightening/untightening screw threaded fasteners such as bolts or nuts (18). The bolts (18) comprise a head formed with a series of at least three cavities (18a) deployed therearound. The fastening tool (10) comprises at least three peanut-shaped displaceable locking bodies (16) having spherical portions (16a; 16b), and a restricted neck portion (16c) therebetween. The cavities (18a) of the bolt (18) are configured to receive the spherical portions (16b). A seat member (12) is provided, formed with a series of at least three cavities (22) configured to receive the spherical portions (16a). Further provided is a manipulator (14) for rocking the locking bodies (16) about their neck portions (16c) from a non-operative position wherein the spherical portions (16a) are seated in the cavities (22), into an operative position wherein the spherical portions (16b) are seated in the bolt cavities (18a), and vice versa.

Abstract: A screw having stabilized strength, combination with a driver bit that best fits the screw, and a header punch for producing the screw. The screw having stabilized strength has letter Y-shaped bit-fitting grooves formed in the head portion of the screw. Forming the grooves makes fitting of a corresponding driver to the screw easy, prevents occurrence of a cam-out phenomenon to enhance work efficiency, makes torque transmission to be made smoothly and sufficiently, and stabilizes strength. The bit-fitting grooves are formed in a letter Y shape that is substantially equally divided into three sections in the circumferential direction, the grooves being formed at positions required distances away from the central portion of the screw head.

Abstract: The invention discloses a device and a method for producing microstructures with a spindle, which is adapted to be driven for rotation about its longitudinal axis and which is provided with a fixture for clamping a workpiece, having an actuator provided with a fast drive, in particular a piezo drive, adapted to produce fast movement of a tool in a direction substantially perpendicular to the workpiece surface, which actuator can be positioned along a workpiece surface to be worked with the aid of an additional drive adapted to produce a linear feed motion in a first direction, the fast drive being coupled with the tool via guide means that allow feeding of the tool in axial direction of the fast drive, against the action of a restoring force, and that is highly rigid in a plane perpendicular to that direction. The control technology used permits microstructures to be produced precisely and reproducibly utilizing the dynamic properties of the system.

Abstract: A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with a rotatable insert mounted to a toolholder may be utilized to achieve this result.

Abstract: A friction welding machine (1) has two headstocks (5, 6), two spindles (8, 9) with a spindle drive (12, 13) and a workpiece holder (22). The first headstock (5) is arranged stationarily at the frame (2). The second headstock (6) is mounted axially movably at the frame (2) and is connected to a feed drive (25). The spindles (8, 9) have different sizes, the second spindle (9) and its spindle drive (13) being designed to be smaller and weaker.

Abstract: A support element is attachable to a tool receivable in a tool holder bore so as to strengthen a connection between the tool and a tool holder and provide increased rigidity and vibration damping. The support element has a first support element end adapted for disposition adjacent to a forwardly facing mounting surface of the tool holder and a second support element end adapted for disposition adjacent to a forward end of the tool. The support element is mountable on the tool so as to be disposed completely between the forwardly facing mounting surface and the forward end of the tool. In one configuration, the support element includes a base having an underside configured for abutment with the tool holder and an extension protruding in a longitudinal direction from the base. The base is adapted to receive at least one element operable to produce adjustable canting of the base with respect to the tool holder and corresponding adjustable frictional engagement between the support element and the tool.

Abstract: There is provided a counter-rotating spindle transmission. More specifically, in one embodiment, there is provided a punching machine comprising a tool bearing configured to mate with a punching tool, a rotary/lifting drive coupled to the tool bearing to move the tool bearing axially along a tool bearing lifting axis and to rotate the tool bearing about the lifting axis, the rotary/lifting drive comprising a first motor coupled to drive a first spindle transmission coupled to the tool bearing, a second motor coupled to drive a second spindle transmission coupled to the tool bearing, and a drive controller configured to independently and simultaneously drive both the first and second motors selectively in a common rotary sense and in a contra-rotary sense, to jointly move the tool bearing both axially and rotationally.

Abstract: To increase the cutting quality and to improve the operation of a press, in particular in punching high-strength martensitic materials or when punching thick sheet metal, a sheet metal holding device is provided for securely clamping the respective workpiece during the punching operation. The clamping force is increased to 40% or more of the ram force. The force exerted by the sheet metal holding device during the penetration of the workpiece can be further increased. The increase in the clamping force preferably takes place in a controlled manner as a function of the press angle.

Abstract: Power equipment with various safety systems is disclosed. Table saws with safety systems and/or blade retraction are disclosed. Over-molded arbors are disclosed, including arbors with prepreg over-molding.

Abstract: The invention relates to a machine for creating grout lines on boards and/or for cutting floor panels or tiles from boards comprising a feeding means, a support surface and a sawing device wherein due to the fact that the sawing device is moveably arranged with respect to the support surface, the probability of creating scratches on the board surfaces is reduced. The invention also relates to a corresponding method for creating grout lines on boards or for cutting boards into floor panels or tiles.

Abstract: A punching device includes a rotatably disposed punching cylinder and a rotatable counterpressure cylinder. A distance exists between the punching cylinder and the counterpressure cylinder, the distance being adjustable and in which distance a web of material is guidable therethrough. Also included is at least one elastic ring arranged on the counterpressure cylinder and used to adjust the distance. The punching cylinder is movable in a rolling motion on the at least one elastic ring.

Abstract: A saw including a base assembly, and a saw unit moveably mounted on the base assembly. The saw unit is movable towards or away from the base assembly. A pivotal guard is pivotally mounted on the saw unit. The guard can be pivoted from a first position surrounding at least a portion of the lower edge of a saw blade to a second retracted position exposing the portion of the lower edge of the saw blade. A flexible member is connected to the guard for moving the guard from the first position to the second retracted position when the saw unit is pivoted towards the base assembly.

Abstract: Stripper rings and knife holder assemblies for use with material slitting machines. Various disclosed stripper ring embodiments have annular grooves formed in the lateral faces of the ring to permit the ring to compress in separate directions when encountering compressive forces during operation.

Abstract: There is provided a paper perforator mechanism which includes: a base; a paper processing main device working for cutting, perforating or stapling to papers, wherein the paper processing main device is placed on the base; a paper adjuster projectable from the upper surface of the base, wherein the end of the papers, where facing to the paper processing main device, is abutted to the paper adjuster; a slide plate slidable on the base; a paper presser provided on the slide plate and pressable to the papers placed on the side plate; a first positioning means setting an initial position of the slide plate on the base relative to the paper adjuster; a depressing means depressing the paper adjuster to contain within the base; a sliding means moving the slide plate, on which the papers are fixed, toward the paper processing main device; a second positioning means setting the position of the slide plate on the base in a condition that the papers are ready for being processed.

Abstract: A corner trimming device includes a base, a placement seat secured on the base, an anvil secured on the placement seat, a pivot seat pivotally mounted between the base and the placement seat, a trimming blade secured in the pivot seat to move therewith and movable relative to the anvil, and a restoring spring mounted between the base and the pivot seat to provide a restoring force to the pivot seat. Thus, the restoring spring and the elastic plate provide a restoring force to the pivot seat to restore the press portion and the trimming blade to the original state, thereby facilitating a user operating the press portion to trim the corner of the paper.

Abstract: A ball-lock punch retainer insert comprises a tapered oblong or teardrop shape or an enlarged headed shape that completely encloses the punch hole or socket and the angle hole ball detent mechanism. The insert fits in a tapered oblong or teardrop hole or a counterbored hole formed in a block, the block in turn fastenable to a press platen. Tapered oblong or teardrop holes or counterbored holes can be easily formed in a hardened steel block as needed for immediate use. The ball-lock punch inserts can be inventoried for use as needed, thus, the combination provides for quick punch tooling and quick changes by forming new tapered oblong or teardrop holes or counterbored holes in the block.

Abstract: A food slicer comprises a fan-cooled electrically powered motor driving a slicer blade. The motor is mounted within an enclosure which comprises at least one air intake port and at least one exhaust port on opposite sides of one nominally air-tight first partitioning wall within the enclosure to confine the flow of cooling air from the air intake port through the enclosure, then into intimate contact with the electrical windings and components within the frame of the motor. The motor frame is sealed into a closely conforming contacting aperture in the first partitioning wall. The fan is mounted immediately adjacent to a non-contacting aperture in a second partitioning wall within the enclosure juxtaposed the exhaust port.

Abstract: A method and apparatus for converting a portable band saw to an upright stationary table band saw includes a stand having a base, at least one vertically extending side wall, and a top. A work piece support surface can include an opening through which one run of a closed loop saw blade of the portable band saw can pass when the portable band saw is mounted in a supporting relationship with respect to the stand. A switch mounted on the stand operates the portable band saw independent of the finger trigger on the handle. The on/off switch is connected to a plug engaged by the portable band saw when mounted in the stand. The plug is engagable within a socket of the band saw and is electrically connected to bypass the finger trigger of the portable band saw and to create a circuit through the on/off switch.

Abstract: An action mechanism of a mechanical piano including a wippen accommodated on a wippen rail, a repetition lever with a flange, a jack, a hammer, and a pair of permanent magnets arranged so as to repel each other. The first magnet is attached to the wippen and the second magnet is attached to immovable structure of the piano.

Abstract: A method for application of a custom image or graphic to a substrate or surface. The process is specifically designed for use on guitars. Once a graphic is applied to the surface, the process integrates the graphic with the surface, which results in the graphic being indistinguishable from the surface. The resultant surface includes an intricate design that is capable of being reproduced quickly and efficiently.

Abstract: In a tone output device 100, an oscillator 102 outputs a clock 141 that is emitted by a crystal resonator. A multiplication circuit 103 outputs a clock 142 that is generated by multiplying the clock 141. A timing control circuit 104 outputs a timing signal 150 generated based on the clock 142 for operations of a CPU 105. The CPU 105 operates in sync with the timing signal 150. The DA converter 115 operates in sync with a signal generated based on the clock 141. The timing adjustment circuit 114 detects deviation of the clock 142 from the clock 141 resulting from frequency jitter of the clock 142, and prevents occurrence of clock racing.

Abstract: A method and apparatus for removing fluid from a container using a conventional shaped charge such as those used in well perforation; the charge being spaced from the container wall, and producing an explosive jet, the explosive jet directed by a diffuser disk to provide a vent or drain.

Abstract: A device to guarantee the sequence of movement of at least two fluid-actuated displacement units. A primary displacement unit includes a cylinder (Z) with a retractable and extendable piston rod (4). Integrated into the cylinder (Z) is a directional control valve that can be controlled by the piston rod (4). The directional control valve has a closed position and an open position. The directional control valve is switched into the closed position when the piston rod (4) is not fully extended or not approximately fully extended, and into the open position when the piston rod is fully or approximately fully extended, and a compression chamber (1a) of the cylinder (Z) is thereby placed in communication with a compression chamber of the secondary displacement unit (secondary cylinder 2b).

Abstract: The invention relates to a hydrostatic piston engine comprising a cylinder barrel (43) inside of which a first group of cylinder bores (53.1) and a second group of cylinder bores (53.2) are made. The cylinder bores of the first group (53.1) can be connected to a first hydraulic circuit, and the cylinder bores of the second group (53.2) can be connected to a second hydraulic circuit. The cylinder bores of the first group (53.1), and the cylinder bores of the second group (53.2) are realized in the cylinder barrel (43) on a shared partial circuit (76).

Abstract: The invention relates to an axial piston machine having a first group of pistons (34.1) for delivering into a first hydraulic circuit and a second group of pistons (34.2) for delivering into a second hydraulic circuit. The pistons (34.1) of the first group and the pistons (34.2) of the second group are supported on a common slanted swash plate (37?) and the slanted swash plate (37?) can be slanted to a first swivel axis (55) in order to regulate a first delivery volume of the first group of pistons (34.1) in the first hydraulic circuit (55) and to a second swivel axis (56) in order to regulate a second delivery volume of the second group of pistons (34.2) in the second hydraulic circuit.

Abstract: A compressor includes a thrust bearing, a first member and a second member that face to each other while sandwiching the thrust bearing therebetween, and a release portion that allows deformation of an outer region of one of races of the thrust bearing.

Abstract: The present invention is to provide a method and structure of preventing water from leakage for the pressurized pump of diaphragm type with steps orderly comprises: corresponding to the threaded hole on each wobble plate, a hollow cylinder is first contrived on the top surface of each piston acting region of the diaphragm sheet; after sleeving the ladder hole of the piston head pushing chunk on the diaphragm sheet onto the peripheral of said hollow cylinder, drive the fixing screw via the center hole of said hollow cylinder into the threaded hole on each wobble plate of the pressurized pump of diaphragm type; and in the beginning of driving said fixing screw, the upper portion of said hollow cylinder will expand first; after thoroughly and tightly driving said fixing screw into the threaded hole on each wobble plate, the upper portion of said hollow cylinder will expanding deform and fill up the space between the bottom surface of the head of said fixing screw and the top surface of said ladder hole of said p

Abstract: A two-speed cylinder of the invention comprises a cylinder tube having an open end and a closed end, with at least one cylinder port located in the tube. A bearing sleeve is movably mounted in the tube. The bearing sleeve comprises a body and a bearing sleeve head. The bearing sleeve body has at least one port. The cylinder also comprises a rod having a first end and a second end, with the second end of the rod configured to slidably engage the bearing sleeve when the bearing sleeve is inside the tube.

Abstract: A water production unit is provided that uses liquid desiccant and vehicle exhaust for extracting water from air.

Abstract: The present invention relates to an air purifying apparatus that includes a casing, an orientation air deflector disposed on the casing, a movable air deflector included in the casing and disposed at a position corresponding to the orientation air deflector, a plasma reactor disposed at the bottom of the movable air deflector, an electric function controller having an anion circuit and a plasma circuit therein and disposed at the bottom of the plasma reactor, a fan box having a fan installed therein and disposed at the bottom of the electric function controller, and a power switch disposed at the bottom of the casing. The air purifying apparatus can achieve the effects of sterilizing, disinfecting, and deodorizing air.

Abstract: The present invention provides an outlet cap adapted to removably attached to the gas outlet of a gas discharge passageway in an on-off valve provided on a toxic gas containing container, the outlet cap comprising a bottom wall, a peripheral wall extending from the bottom wall and a gasket located on an inner surface of the bottom wall for sealing the gas outlet, the gasket including a gas absorbing means which is made of a material which does not chemically react with the toxic gas contained in the toxic gas container to degrade the sealing property of the gasket, the toxic-gas absorbing means being exposed to the gas discharge passageway when the outlet cap is attached to the gas outlet.

Abstract: The vehicle canister comprising: the first chamber filled with the active carbon and funneled with the tank port, where the evaporating gas is infused through and the second chamber filled with the active carbon and funneled with the atmosphere port and neighboring the first chamber via the isolation wall. Also, it involves the vehicle canister installed in the canister housing which has the absorption and desorption improver to improve the absorption and desorption efficiency with heat conduction with temperature change of the active carbon occurred during the absorption and desorption of evaporation gas infused into the canister housing. The absorption and desorption improver is composed with the first and the second absorption and desorption improver.

Abstract: An air dehumidifying treatment device for air compressor includes a case having a board set received therein and the board set is in contact with an inner periphery of the case so as to define four compartments wherein air is introduced in the first compartment and then goes through the second and the fourth compartment via holes defined in the board set and then goes out from the fourth compartment. The holes are located at different heights and drain-pipes are in communication with the first and the third compartments so as to lower the humidity in the air.

Abstract: A portable sterilization apparatus that includes a face mask connected to a kill chamber having an ultraviolet source to destroy biological contaminants such as viruses, bacteria and fungi in air supplied to the mask, further includes a disposable particle filter in the kill chamber for filtering out particulates prior to irradiating the air with UV light, and in the case of a mercury vapor lamp UV source, a quartz sleeve surrounding the lamp. Valves are included in the face mask to limit carbon dioxide exhalation back into the kill chamber and to facilitate exhalation of air to the atmosphere.

Abstract: A mug (10), specifically a vessel (20) incorporating a plunger assembly (30), that includes a number of fingers (42), is improved by positioning the fingers downwardly to contact the side wall of the vessel. The improvement also includes the following; a minor diameter portion (58) of the vessel sized to fit a motor vehicle cup holder. An open distal ended liner (62) intimately embracing a storage container compartment (60) formed on an inside surface of the outer shell minor diameter portion of the vessel. A closure base (66) removably engages the liner and encloses the bottom of the vessels storage container compartment. The closure base includes a number of inwardly facing spacer legs (68) that removably retain a storage container (72) including a detachable lid (74). The storage container provides a receptacle for such items as coffee grinds, tea leaves, sugar and creamer etc. such that the items may be conveniently available with the mug.

Abstract: A rotisserie oven including a housing defining a cavity and having a slot, a heating element positioned within the cavity, a removable food holding device for holding food, and an external handle connected to the removable food holding device and positioned to fit through the slot when the removable food holding device is positioned within the cavity.

Abstract: The “structure of tea ball” comprises of a tea caddy and an infuser. The infuser features a convex bottom, with screens on the bottom as well as hooks on the edge of the top opening. And, the tea caddy features a groove on the edge of the bottom opening and a plastic seal. A tea ball is formed while hooking the infuser to the groove of the tea caddy. This invention addresses a design that allows users to carry the tea ball anywhere. Besides, construction of this invention provides a scientific way to brew the tea healthily.

Abstract: Egg separators having an upper elongated slit to prevent the yolk of an egg from entering a collection device for egg whites. The device provides for a method that will allow multiple separations of egg whites from egg yolks upon cracking individual eggs. The presence of an upper elongated slit in the concave compartments of the device allows the egg white of the eggs to separate from the egg yolks without the egg yolk entering a collection device and/or mixing, merging or flowing into the collected egg whites.