Abstract: A stepper motor suitable for use in a medical imaging environment has (a) a cylindrical central gear having two ends with a center line extending between these ends, and an external surface with circumferentially distributed and radially directed teeth, (b) a means for mounting the central gear such that it is constrained to move in rotational motion about its centerline, (c) a cylindrical hoop gear having a bore with an internal surface having circumferentially distributed and radially directed teeth, (d) a means for mounting the hoop gear such that it is constrained to move in translational-circular motion about the central gear's centerline, wherein this central gear is further configured to fit within the hoop gear's bore in such a manner that a plurality of the central gear and hoop gear teeth intermesh, and wherein these hoop gear teeth are further configured so as to cooperate with the central gear teeth so that the planetary movement of the hoop gear teeth causes the central gear to rotate, and (e) a

Abstract: A motor suitable for use in a medical imaging environment has (a) a cylindrical outer gear having a bore with a centerline and an internal surface with circumferentially distributed and radially directed teeth, (b) a means for mounting this outer gear such that it is constrained to move in rotational motion about its centerline, (c) a cylindrical planetary gear having a bore and an external surface having circumferentially distributed and radially directed teeth, (d) a means located within the planetary gear bore for applying a fluid pressure driven force to cause it to move in translational-circular motion about the outer gear's centerline, and (e) wherein the teeth of these gears are configured so as to cooperate such that the translational-circular motion of the planetary gear causes the rotational movement of the outer gear.

Abstract: Hardmetal compositions each including hard particles having a first material and a binder matrix having a second, different material comprising rhenium or a Ni-based superalloy. Tungsten may also be used a binder matrix material. A two-step sintering process may be used to fabricate such hardmetals at relatively low sintering temperatures in the solid-state phase to produce substantially fully-densified hardmetals. A hardmetal coating or structure may be formed on a surface by using a thermal spray method.

Abstract: A process for producing nano-scale metal particles includes feeding at least one metal carbonyl into a reactor vessel; exposing the metal carbonyl to a source of energy sufficient to decompose the metal carbonyl and produce nano-scale metal particles; and depositing or collecting the nano-scale metal particles.

Abstract: A process for producing nano-scale metal particles includes feeding at least one metal carbonyl into a reactor vessel; exposing the metal carbonyl to a source of energy sufficient to decompose the metal carbonyl and produce nano-scale metal particles; and depositing or collecting the nano-scale metal particles.

Abstract: A process for producing nano-scale metal particles includes feeding at least one metal carbonyl into a reactor vessel; exposing the metal carbonyl to a source of energy sufficient to decompose the metal carbonyl and produce nano-scale metal particles; and depositing or collecting the nano-scale metal particles.

Abstract: A process for the production of metal nanoparticles. The process comprises a rapid mixing of a solution of at least about 0.1 mole of a metal compound that is capable of being reduced to a metal by a polyol with a heated solution of a polyol and a substance that is capable of being adsorbed on the nanoparticles.

Abstract: Active nickel powder is produced by reducing a feed material, containing one or more reducible nickel salts, such that when nickel chloride is present, the weight ratio of chloride to total nickel is greater than 0.1 and the reducible nickel salts have a surface area in excess of 1 m2/g, with a reducing gas containing preferably at least 20 volume per cent hydrogen, at a temperature preferably between 300° C. and 600° C., and when nickel chloride is not present, by adding hydrogen chloride directly to the reducing gas. The resulting active nickel powder can be rapidly converted into nickel carbonyl by reaction with a gas containing carbon monoxide preferably at atmospheric or super-atmospheric pressure, in the absence of conventional carbonylation catalysts.

Abstract: Methods for treating aluminum in a furnace. An aluminum charge is introduced into a furnace and melted with heat from at least one burner. The burner is supplied with at least one oxidizer and at least one fuel. The oxidizer is made up of at least 10% oxygen by volume. The concentration of a first gas is measured in the furnace atmosphere or in a flue gas exiting the furnace. The oxidation of the molten aluminum is then reduced by holding the flow rate of the oxidizer steady while varying the flow rate of the fuel, according to the concentration of a second gas in the furnace or in the flue gas exiting the furnace. The concentration of the second gas is determined by comparing the measured species concentration and the intrinsic concentration which would be present absent the aluminum charge.

Abstract: It is an object of the present invention to provide a technique for solving the following problem by properly controlling the flow of gas such as air (oxidizing gas): a problem that the degree of reduction cannot be increased due to the air entering a feedstock-feeding zone or a discharging zone. The technique is a method for producing reduced iron. The method includes a feedstock-feeding step of feeding a feedstock containing a carbonaceous reductant and an iron oxide-containing material into a rotary hearth furnace, a heating/reducing step of heating the feedstock to reduce iron oxide contained in the feedstock into reduced iron, a melting step of melting the reduced iron, a cooling step of cooling the molten reduced iron, and a discharging step of discharging the cooled reduced iron, these steps being performed in that order in the direction that a hearth is moved.

Abstract: A process for the recovery of nickel and cobalt from laterite ores, the process including the steps of: a) beneficiating the ore to separate it into a beneficiated upgraded ore fraction and a coarse, siliceous low grade rejects fraction which is substantially free from fines and clay materials; b) separately processing the upgraded ore fraction for the recovery of nickel and cobalt; and c) subjecting the low grade rejects fraction to a heap leach process with an acid supplemented solution to create a heap leachate for further nickel and cobalt recovery processing.

Abstract: An embodiment of a wire stripping system includes: a heating chamber having at least one opening; an electric heating device configured to heat said heating chamber; and wherein heat generated by said heating device is configured to burn the insulation on a portion of a wire.

Abstract: A ratchet wrench includes a head having a first through hole with a polygonal inner periphery to be engaged with an object and a second through hole which includes a first engaging inner periphery. A rod portion is movably received in the second through hole and has a flange which is removably engaged with the first engaging inner periphery. The cap member has a polygonal recess so as to be engaged with a first end of the rod portion so that the rod portion is co-rotated with the cap member. The cap member has an annular lip which has a second engaging outer periphery. An operation portion includes a connection recess to retain the cap member therein. By operating the rod portion or the cap member, the handle can be selectively rotated freely or co-rotated with the head.

Abstract: An adjustment tool, having a body with a bore extending between a first end and a second end. A shaft is positioned within the bore having a plurality of outward spreading spring fingers coupled to a tool end. A spring biases the shaft towards the second end of the body. A collet coupled to a first end of the body has an inner surface which restricts the spring fingers to a closed position as movement of the shaft towards the second end of the body retracts the spring fingers into the collet. A bubble ring may be coupled to the body. Graduated indicia associated with the bubble ring indicates rotation of the tool for entry of precise rotational adjustments.

Abstract: Screw guide is provided and includes a cylindrical member having a first end adapted to rotate a fastener and a second end adapted to receive torque from an external source and transfer the torque to the fastener, a stop ring engaged with the cylindrical member that is adjustable to control the movement of the fastener with respect to the screw guide. The screw guide may also include a sleeve that surrounds the cylindrical member and the stop ring and a stand off ring that is engaged with the cylindrical member.

Abstract: A method of cutting using an electronic paper cutting machine includes receiving a signal that a sheet of paper has been loaded; receiving a size of the sheet of paper, receiving at least one shape to be cut, receiving a size of the at least one shape to be cut, calculating the size of the shape relative to the size of the paper, determining whether the shape to be cut will fit within the sheet of paper, displaying an error message if the shape will not fit on the sheet and cutting the desired shape if the shape will fit on the sheet.

Abstract: A laser welding system for sealing or cutting polymeric sheets is described. The system comprises a laser source capable of delivering a laser beam. The laser beam is projected onto a region of the polymeric sheets where the sealing or cutting is to be performed. An optical device is provided to image the sealing or cutting as it is performed. An image analyser asserts the sealing or cutting quality. An integrated control means is provided to control the laser source, the projection of the laser beam, the optical device and the image analyser.

Abstract: The invention relates to a cutting element for machining metallic workpieces, especially wheelsets, said element comprising an upper surface and a lower surface, at least one, preferably both, of said surfaces being embodied as faces, and a respectively perpendicular lateral surface for connecting the upper surface and the lower surface and forming, together with a face, cutting edges that can be used for machining and are provided with cutting corners connecting respectively parallel long, linear cutting edge sections, respectively parallel short, linear cutting edge sections, and respectively adjacent long and short cutting edge sections. According to the invention, at least part of the long linear partial edge sections is lowered by a measure in relation to the adjacent edge sections and meshes with a measure thereof.

Abstract: The present invention provides a dust collection unit usable with an electric tool having an electric motor, an end tool driven by the electric motor, and a cover partially covering the end tool and having a residue discharge port. The dust collection unit is detachably communicable with the residue discharge port. The dust collection unit has a main casing, lid means, and a handle. The main casing is configured to accommodate dust and residues therein. The main casing has an opening. The lid means opens and closes the opening. The handle is provided in proximity to the lid means on the main casing.

Abstract: A laser marker used in a circular-saw machine is disclosed to include a housing mounted on the motor shaft of the motor of the circular-saw machine for rotation with a saw blade, a laser light source mounted inside the housing and aiming an outlet of the housing, and a power adapter electrically connected to the external power supply for driving the motor and the laser light source so as to provide the necessary working power to the laser light source. Therefore, the laser light source emits a laser beam out of the outlet for indication.

Abstract: An embodiment of the present invention is directed to a riving knife assembly for a dual bevel table saw, comprising: a first armature configured for coupling with a beveling member; a second armature adjustably and rotatably coupled with the first armature; a first mounting member coupled with the second armature; a first riving bracket coupled with the second armature and configured for adjustably coupling with a bearing retaining nut of a dual arbor assembly; a second riving bracket coupled with the first mounting member and configured for adjustably coupling with the inside of a first bore of a first height bracket; a quick release handle disposed upon the first mounting member; an eccentric shaft coupled with the quick release handle; a locking pin having a locking pin body, a second mounting member, a head member coupled with a sheathing member, and a spring loaded assembly, the locking pin operationally coupled with the eccentric shaft; and, a riving knife configured with an engagement assembly for eng

Abstract: A rotating cutting apparatus comprising a cutting blade holder with at least one hole on the outside diameter of the cutting blade holder into which cutting blades are inserted and bonded to the cutting blade holder. The cutting blade holder encloses a center hole, so that the rotating cutting apparatus can be mounted to a drive shaft of machinery or secured to a cup that can be mounted to the drive shaft of machinery and driven by the machinery. The cutting blade holder can be made of a less expensive material, with only the cutting blade being made of higher-grade materials that maintains its cutting edge well. Additionally, in some arrangements of the present invention, the cutting blade may be sharpened on two sides so that the rotating cutting apparatus can be used for longer periods of time.

Abstract: An inverted corner device installed on a paper cutter includes a base, a fixed knife, and a movable knife. The base is disposed on the paper cutter. The fixed knife is disposed on the base. The fixed knife includes an inverted corner blade. The movable knife includes a corresponding inverted corner cutting edge adjacent to the inverted corner blade. The movable knife further includes elastic members. Each of the elastic members has two ends with one end holding against the movable knife and the other end holding against the base. When the paper corner of a piece of paper is placed between the fixed knife and the movable knife, the movable knife is pressed down to cut the paper corner into an inverted corner.

Abstract: An upper tool device includes: a punch body having a punch blade at a lower end of the punch body; a punch guide into which the punch body is fitted so as to be movable in vertical direction; an adjustment screw member provided above the punch guide, the adjustment screw member screwed with a screw formed on the punch body; a stripper unit including an urging unit urging the punch body in an upward direction; and a retainer collar including a stopper piece having a tip end disengageably engaged with a stopper formed on the punch body. In the device, the stripper unit is detachably provided in the upper tool device, and the retainer collar is provided between the punch guide and the stripper unit in a manner such that the retainer collar can be relatively rotated against the stripper unit.

Abstract: An instructional device and method for illustrating note positions in combinations corresponding to chords formed on a musical instrument is provided. The device includes a display that defines a plurality of note positions along each of a plurality of lines. The note positions correspond to the positions along the strings of the instrument such as the fret positions along the strings of a guitar. A plurality of markers are disposed along each of the lines, and each marker is configured to adjust between the note positions along a respective one of the lines, i.e., to positions corresponding to each of the notes along the corresponding string of the instrument. The markers are structured to be adjusted to a first predetermined configuration in which indicia on the markers indicate a chordal relationship between the corresponding note positions, and relative to a select note.

Abstract: A method and system in an airborne aircraft to evade a heat seeking missile includes the steps of detecting the launch or “lock on” of a heat seeking missile and reducing the radiation from the aircraft's engine by reducing the engine speed to idle. The method may also include the steps of shutting down and restarting an engine and taking countermeasures to distract the missile or distorting its tracking system. In addition, a method and system for automatically shutting down an engine and/or injecting cooling water into the engine's exhaust port are disclosed.

Abstract: A method for aiding a helicopter pilot to avoid a heat seeking missile includes the step of detecting a threat from a missile. The method also includes the step of reducing heat emanating from the helicopter's engine and rapidly reducing altitude. Then, when the threat has passed flight is resumed. A system for accomplishing the above is also described which simultaneously reduces engine temperature, deflects the exhaust gases, injects water into the exhaust gases, reduces altitude and launches a countermeasure.

Abstract: A warhead includes a barrel operatively associated with the vehicle, the barrel being extendable from and retractable into the vehicle; a penetrator disposed in the barrel; and means for expelling the penetrator from the barrel. A vehicle includes a barrel extendable from and retractable into the vehicle; a penetrator disposed in the barrel; and means for expelling the penetrator from the barrel. A method includes transporting a warhead to a position proximate a target; angularly or translationally positioning a barrel of the warhead; and expelling at least one penetrator from the barrel toward the target. A vehicle includes an airfoil; a barrel operably associated with the airfoil; a penetrator disposed in the barrel; and means for expelling the penetrator from the barrel.

Abstract: A composite armor plate with a layer of pellets in a binder matrix, the pellets having domed front and planar back end and a reduced weight. A method of producing the plate comprises providing front and back layers, applying binder material to the pellets and the layers, and heating the binder material to form the matrix and bind the front and back layers thereto. Each pellet may be coated with a primer adapted to facilitate the binding.

Abstract: A fastening device for a gun barrel with respect to the turret of a carrier vehicle of the type incorporating a cheek integral with an oscillating mass carrying the gun barrel and an articulated part fastened to said turret, wherein said articulated part is fastened to said turret by a pivoting link and in that said part incorporates means to join it to said cheek.

Abstract: A hydraulic power steering system for a motor vehicle with a rotary slide valve and a reaction piston which can be pressurized with hydraulic medium optionally on one of its two faces, where the reaction piston transfers, depending on the pressurization, a moment to the rotary slide, the moment changing the driver's manual moment at the steering handle such that a moment superimposed on the manual moment can also be generated, the superimposed moment leading to an increase or decrease of the manual moment or to a reversal of the direction of the manual moment. For the hydraulic pressurization of the reaction piston, a conveyance device driven by an electric motor is provided. Preferably, the conveyance device with the electric motor is mounted on the rotary slide valve and draws hydraulic medium from a tank recycling line.

Abstract: The present invention relates to an arrangement for controlling a hydraulically driven motor, forming part of a hydraulic system in which hydraulic fluid under pressure forms a main flow through a main duct in which the motor is connected. The motor drives a varying load, and one or more valves (7) are adapted for controlling the hydraulic fluid flow through the motor on the one hand during operation and on the other hand for starting and stopping of the motor. One of the valves consists of a flow control valve (7) which is connected in the main duct (1) downstream of the outlet of the motor, and the flow control valve (7) is integrated with the motor housing (50).

Abstract: A cylinder packing is clamped between two parts of a casing of a cylinder and a piston is received between the two parts. The piston has a shaft which extends out from the casing of the cylinder. The packing includes a seal portion extending from an inner periphery thereof and being in contact with a top and a bottom of the piston. A seal tongue extends from the inner periphery of the packing and is in contact with inside of the two parts so as to seal the conjunction portion of the two parts of the casing.

Abstract: A packing assembly for a cylinder is clamped between two parts of a casing of a cylinder between which a piston is received. The piston has a shaft which extends out from the casing of the cylinder. The packing assembly includes two seal frames connected to the two parts and the packing is clamped between the two seal frames. The packing includes a seal portion in contact with a top and a bottom of the piston. A seal tongue extends from the inner periphery of the packing and is in contact with inside of the two parts so as to seal the conjunction portion of the two parts of the casing. The seal frames are tightly engaged with the two parts of the cylinder so that the two respective connection peripheries of the two parts do not need to be machined precisely.

Abstract: Improved method for separating gases from a gas mixture, whereby the gas mixture to be treated is led through a membrane separator (3) by means of a compressor installation (2) and whereby the compressed gas mixture to be treated is cooled in the compressor installation (2), among others in order to separate condensate from the gas mixture, after which, as it leaves the compressor installation (2), it will be re-heated before it ends up in the membrane separator (3), characterized in that, in order to re-heat the gas mixture to be treated as it leaves the compressor installation (2), use is made of the recuperation heat of the compressor installation (2) itself.

Abstract: A window screen apparatus employing electrostatic principles to purify air. The window screen mesh wires encompass electrically-conductive filaments that are charged by a high-voltage DC pulse generator. Between and surrounding the wires an electric field is created that charges, traps, and repels airborne particulate. An alternative embodiment consists of a window screen in which the screen mesh wires are manufactured from permanently electrostatically charged fibers.

Abstract: The present invention is an air purifier including an ionizing assembly that operates to charge particulate material in an air flow passing through the purifier. The charged particulate material is attracted to and retained by a filter element disposed downstream of the ionization assembly and having an electrical charge opposite to the charged particulate material. The purified air passing through the filter is directed out of the device, optionally in conjunction with a fragrance that is added to the purified air flow. The ionizing assembly is formed with a ground member disposed adjacent the ionizing member to keep the electrons generated by the ionizing assembly within the purifier, and thus prevent static discharges from occurring outside of the purifier. The air flow is directed by a fan through the purifier in an angular and substantially laminar manner, such that the efficiency of the purifier is increased.

Abstract: Beverage brewing device, in particular for brewing hot beverages such as coffee, tea, roasted-barley coffee, camomile tea and similar infusions, comprising substantially a brewing chamber (1), in which the substances needed to prepare the infusion are introduced through a mixing hopper (2), which is situated above said brewing chamber, and are mixed by compressed air being admitted thereinto as supplied by an air compression means (7), the device further comprising a removable filter (10) that closes the brewing chamber on the lower side thereof. The opening (5) connecting the mixing hopper (2) with the brewing chamber (1) is closed by an automatic valve (6), which is actuated by the compressed air supplied by said air compression means (7) via a delivery conduit (8). Very simple and rational technical solution.

Abstract: A beverage preparation device and a method of dispensing and mixing a beverage. The device includes a fluid tank for holding a fluid, a compartment for holding a powdered beverage, and a powder metering assembly for dispensing a metered amount of powdered beverage into a beverage container. The device also includes a rotatable mixing platform for mixing the fluid and powder within the container and a controller for controlling the amount of fluid dispensed into the container.

Abstract: This invention provides a locking device for coffee brewing apparatus of an automatic coffee maker. With this invention, when the top cover is closed, the brewing chamber can be locked and sealed at the same time automatically, while after coffee is brewed, the brewing chamber can be unlocked automatically, which provides easy operation that is convenient for users.

Abstract: Beverage brewing devices generally having a brewing unit for dispensing a beverage, the brewing unit having a longitudinal axis; and a reservoir for storing a liquid, wherein the reservoir is rotatably moveable about the longitudinal axis of the brewing unit when the reservoir is operably connected to the brewing unit.

Abstract: Beverage brewing devices having at least two dispensing positions, the device having a spout assembly having a brew basket for holding an extractable material to be extracted to provide a liquid extract; and a spout in liquid communication with the brew basket for dispensing the extract of the extractable material from the brew basket, the spout having at least two dispensing positions, wherein the spout is slidably associated with the brew basket so that the spout can travel between the at least two dispensing positions.

Abstract: Automatic dosage unit (1) comprising storage unit (2), conic grinder driven by a motor, identification unit, funnel, fastener, and locking device, arranged to grind a programmed amount of a given product directly into a specific collection unit. E.g. in connection with the storage unit (2) being filled with coffee beans, a caffetier is inserted into the fastening mechanism, whereupon the dosage unit automatically registers the size of the caffetier and a pre-programmed amount of coffee is ground directly into the caffetier. The new in this invention is that it can identify the size of the collection unit, that the product is ground directly into the collection unit by means of a hollow drive shaft, that the storage unit is opened upon installation and closed upon de-installation, as well as that the collection unit is fastened by the dosage unit for the entire duration of the grinding process.

Abstract: A closure mechanism particularly useful in a brewing device includes a cover member rotatably disposed above the brewing device. A slider member is slidably disposed within an interior cavity of the cover member and has one or more tabs which may extend outside of the interior cavity. The brewing device has one or more receptacles for receiving the tabs when the cover member is closed. A lid member on top of the cover member may push the tabs into the receptacles through a link member. A release arm is disposed within the brewing device and has at least one blocker which releasably holds a tab of the slider member within a receptacle when the cover member is closed.

Abstract: A device for providing warnings to users of household appliances having an electronic audio playback circuit (24) preprogrammed with a predetermined audio message. A power source (28) to supply power to said electronic audio playback circuit (24). A speaker or transducer (22) for converting output from said electronic audio playback circuit into audio signals. A physical displacement-activated switch (20). A housing (18) for enclosing said electronic audio playback circuit (24), speaker or transducer (22), and physical-displacement-activated switch (20). A means (26) for attaching said housing to a household appliance lid or door.

Abstract: An automatic bread maker capable of improving the quality of bread made by the automatic bread maker and a bread making method using such automatic bread maker are provided. When wheat flour is used as the main bread ingredient, the automatic bread maker successively performs a kneading process, a primary fermentation process, a degassing process, a dough resting process, a dough rounding process, a shaping and fermenting process, a baking process, and a keep-warm process. When rice flour is used in place of wheat flour as the main bread ingredient, the automatic bread maker successively performs a kneading process, a dough resting process, a dough rounding process, a shaping and fermenting process, a baking process, and a keep-warm process. In either case, a stirring blade is operated intermittently in the last part of the kneading process to beat the bread dough against the inner wall of a pan.

Abstract: A dough forming apparatus for flatbread products, the apparatus having: a loading station; a pressing station; a discharge station; and a conveyor belt passing through the loading station, the pressing station and the discharge station; wherein the discharge station further comprises a heated discharge platen.

Abstract: In one aspect of the invention, a skewer for flavoring food includes flavoring that has an essential oil to enhance or modify the flavor of the food. An essential oil is an oil that is volatile, i.e. that rapidly evaporates, and thus can be easily absorbed by many different materials. The skewer also includes a body operable to impale food and that has an absorbent material that includes a surface that contacts the food when the body impales the food. With an essential oil, the flavoring is easily absorbed by the absorbent material and easily migrates to the surface when the food is impaled by the body. Thus, the skewer can release an adequate amount of flavoring more consistently throughout the time that the food cooks or contacts the skewer.

Abstract: An apparatus for preparing a rolled food product, such as sushi. The apparatus has a container having a first end and a second end, wherein at least the first end has one aperture. The container is positionable between a closed position, defining a hollow interior space, and an open position, presenting a plurality of cavities. Each of the cavities can receive food material such as rice. There is also a plunger assembly that passes the aperture when the container is in the closed position. The plunger assembly is then used to compress the food material in the hollow interior space to form a roll having a desired consistency.

Abstract: A mobile deactivation apparatus for deactivating contaminants within a defined region that includes a source of a vaporous deactivating agent, a gas handling system, a support member, a drive means, a control system, and a power system is disclosed. The gas handling system dispenses the vaporous deactivating agent to the defined region. The support member is movable in the defined region and supports the source of the vaporous deactivating agent and the gas handling system. The support member can be propelled by the drive means. The control system is programmed to control the operation of the gas handling system and the drive means. A power system is provided to supply power to the mobile deactivation apparatus.