Abstract: An end mill 10 is a tool for milling a metal block such as a metal mold and is placed in a machine tool such as a milling machine when in use. The end mill 10 is used to provide a rotary milling cutter and a milling method using the same, in which it is possible to perform orthogonal milling and pocket milling to efficiently form four corners with small radius, without repeatedly milling using a small-diameter end mill. The end mill 10 has two cutting edges 11a and 11b at its distal portion, and an edge angle D1 formed by the two cutting edges 11a and 11b is 70.53 degrees.

Abstract: Methods are disclosed for producing a hole in a work-piece having first and second layers of material. The first layer of material contains a full-sized hole through the first layer of material. The first layer of material is positioned adjacent the second layer of material. An orbital drill is secured to the first layer of material to position a cutting tool of the drill within the through-hole. During operation, when the cutting tool is used to cut a hole in the second layer of material, the alignment keeps the orbital drill stationary.

Abstract: For introducing a weakened line into a component 10, which is rigid per se and does not conform to a supporting mold or a receiving means in correspondence with the true shape, especially into an injection-molded part such as an instrument panel of an automobile, a device is provided comprising a multi-axis machine tool with a CNC-control suited for processing base-oriented programs, and a receiving means 11 for the component 10 to be processed, distance sensors 13 for the CNC-control being assigned to the receiving means to detect the actual three-dimensional position of the component.

Abstract: A device for supplying coolant and/or lubricant to a rotating/rotatable tool includes a flow duct with an interior space through which the coolant and/or lubricant can flow, and which can be coupled to a tool's flow duct and a seal between the two flow ducts. The seal can be made of a material that is of a higher elasticity than the material of the device's flow duct and the tool's flow duct. As such, the seal also has a high durability for the coolant and/or lubricant. The seal can be configured to bear against at least one surface of the device's flow duct and against at least one surface of the tool to prevent leakage of the coolant and/or lubricant as the coolant and/or lubricant passes from the device's flow duct into the tool's flow duct. Further, a device is disclosed for coupling the tool to the device that supplies the coolant and/or lubricant.

Abstract: A workpiece-gripping device for tool machines having a motorized chuck mounted on an operating head comprises a housing, a driving shaft journaled in the housing and provided with a shank engageable in the chuck, a locking member configured to engage a reaction member integral with the operating head when the shank engages the chuck, whereby the rotation of the device is prevented when the chuck is driven, and at least a pincer having jaws, of which at least one is movable and operatively connected via transmission means to said driving shaft for opening and closing.

Abstract: A fixation device for fixing a first member in a position relative to a second member includes a shaft having a head and a longitudinal axis, a first screw portion rotatable about the axis, and a second screw portion rotatable about the axis independently of the first screw portion. Each of the first and second screw portions has an external screw thread in a first thread direction and is configured to engage a bore formed in the first and second members. The fixation device is particularly useful in joining broken bones.

Abstract: A system for retaining a fastener within an opening of a first component. The system comprises a fastener including a fastening portion for engaging a portion of a second component to secure the fastener to the second component, and a bearing portion for bearing against the first component when the fastening portion is engaged with the second component, to secure the first component to the second component. At least one tab extends from the first component for retaining the fastener within the opening of the first component so as to permit unobstructed movement of the fastener within the opening, between the bearing portion and the fastening portion, along an axis of the fastener.

Abstract: Provided is a post with a head that is pushed through the binder of a scrap book. The post has a number of angular protrusions, each of which together define one of more channels which line up with each other. On the head side of each ring or angular protrusions is one or more fixation protrusions. A corresponding sliding washer is constructed such that there is a hole in the middle and one or more tabs that extend into the hole. The sliding washer slides over the post when the tabs line up with the channels and secures the binding when rotated such that the tabs and channels do not line up. Further, the fixation protrusions in the angular protrusions fit into corresponding notches in the sliding washer such that the sliding washer will not rotate once secured unless pressure is applied to disengage the fixation protrusions from the notches.

Abstract: An electronic component inspection apparatus includes an inspection socket which inspects a component, a tray disposition area in which a component waits before it is inspected, tray disposition areas which store a component after it has been inspected, components transfer mechanisms each of which has a vacuum or suction nozzle that can pick up and hold a component to transfer the component, a component position confirmation camera which can capture an image of the component that is being transferred, and a controller which transfers a component to the inspection socket, via a position in which the component position confirmation camera captures an image of the component being held by the suction nozzle while the component is being transferred from the tray disposition area to the inspection socket, and based on that captured image, controls the drive of the components transfer mechanisms so that the component is set in the inspection socket.

Abstract: A technique is provided to limit the number of vehicles required during a well project involving a plurality of well construction related procedures. The technique utilizes a transport vehicle able to receive a plurality of equipment modules that may be used for specific well related procedures. The modules may be interchanged with other vehicles for performance of specific procedures corresponding to specific modules.

Abstract: A pallet clamping device is mounted between forks of a material handling vehicle. The device clamps to a stringer of a pallet using a pair of horizontally moveable jaws. The jaws are resiliently forced toward one another for clamping a stringer so that a clamped pallet will not move off the forks. The jaws are mounted for pivoting and sliding motion relative to mounting pins which, together with links coupling the jaws to a base of the device, tighten jaw closure if a pallet moves away from the forks. The pivoting and sliding motion of the jaws helps align the jaws with pallets not perfectly aligned with the vehicle. Depression of a foot pedal moves the jaws from a closed position to a latched open position for receiving a pallet stringer. The jaws can also be moved to an unlatched open position for receiving a greater width center stringer. Upon release of the operating device from the unlatched open position, the jaws move toward their closed position.

Abstract: A manipulator for use with a lift truck includes a guide assembly mountable on a mast of a lift truck, a carriage assembly supported for movement along the guide assembly, and an arm assembly mounted on the carriage assembly for supporting a lift truck attachment such as a clamping apparatus. The arm assembly may include two arms pivotable with respect to each other about a substantially vertical axis. The manipulator can move a load in a widthwise direction of a lift truck and between opposite widthwise sides of a lift truck.

Abstract: End-effectors and associated control and guidance systems and methods are disclosed. A transfer device in one embodiment includes a base unit, an arm carried by the base unit and movable relative to the base unit, and an end-effector carried by the arm and rotatable relative to the arm. The end-effector includes two grippers, at least one being movable toward and away from the other between a grip position and a release position. A transmission is coupled between a motor and the movable gripper to receive an input force from the motor and apply an output force to the gripper that increases as the gripper moves to the grip position.

Abstract: A blade for a wind turbine includes a means for causing air at an increased velocity and/or pressure to escape from exit openings in the blade, thereby to apply a force that increases the rotational velocity of the blade. In one embodiment of the invention described a fan or vacuum in the blade causes an increase in the air velocity within a hollow air chamber in the blade. In another embodiment of the invention described, a compressor or one-way valve is used to increase the pressure of the air within the interior hollow air chamber. Pressure and diameter adjustable valves may be provided at each exit opening or orifice to allow the air to exit from the blade only when the air pressure within the blade exceeds a preset level. Also disclosed is the provision of valves at exit openings or orifices on an opposite edge of the blade that allows air to escape from the blade to slow down but not stop the rotation of the blade when a dangerous wind condition is detected.

Abstract: A vertical axis wind mill with variable pitch flat blades and booster curtains that are all moved by electrical motors which are controlled by a weather vane.

Abstract: A rotary device having an inlet adapter for connecting the device to a pressurized fluid source, a turbine rotor, and an input passage. The input passage provides fluid communication between the input adapter and the turbine rotor, has a first end proximate the inlet adapter and an opening downstream from the first end, and has a generally constant cross sectional area between the first end and the opening.

Abstract: A system for substantially aligning a shaft of a turbine engine with components of the turbine engine. The system includes a horizontal bed adapted to support a shaft in a horizontal orientation, at least one stand for rotatably supporting the shaft in the horizontal orientation, at least one sensor for measuring characteristics associated with the shaft, and a determination module receiving the measured characteristics and outputting alignment information of the shaft with components of the turbine engine based on the measured characteristics.

Abstract: A blower includes a housing and a plurality of impellers. The impellers are disposed in the housing, and a mutual air-gathering passage is formed between the impellers and the housing. Compared to the prior art, the mutual air-gathering passage of the blower of the present invention can collect the airflow and stabilize the airflow. Thus, the air pressure at the air outlet is increased, and the overall airflow performance is improved.

Abstract: A pump housing assembly which includes a pump casing (12) and a liner (20), the pump casing (12) including at least two parts (13, 14) which are adapted to be connected together in an assembled position wherein the pump casing (12) includes opposed front and rear sides, the two parts (13, 14) of the pump casing (12) when in the assembled position have a common junction region which is disposed within one or more planes which pass through the front and rear sides of the pump casing (12) when in the assembled position.

Abstract: A sail wing type windmill includes an output shaft erected vertically, a foundation with a bearing disposed in the center hole provided therein for supporting the output shaft; an axle body with a roller bearing on the top end, while the bottom end thereof being conjoined to the output shaft, and the external surface thereof being formed of several spigots, and provided with an upper and a lower joint flanges; and a rudder assembly turnably conjoined to the top end of the output shaft and consisting of a turn table and a twin vaned tail wing; wherein the turn table is inserted in the center hole of the axle body, the external surface of the turn table is provided with a snaking recessed lead rail terminated into a lead portion. The twin vaned tail ring can automatically and constantly point to the wind direction so as to turn the turn table with the wind force.

Abstract: A cooled component of a fluid-flow machine, through which a hot working medium flows, in particular a turbine blade of a gas turbine, in whose outer wall, to which the working medium can be applied, a cooling passage is provided, through which a cooling fluid can flow along its longitudinal axis.

Abstract: A connection and stress transmission element for automotive vehicle mechanisms, the apparatus and the process for manufacturing the joining element by ovreinjection. The joining element has a central portion (1) and a first end portion (2). The central portion (1) is of a material providing mechanical resistance and is bar-shaped, having a first end and a second end. The first end portion (2) is of plastic material overinjected on the first end such that the central portion (1) and the first end portion (2) form an single-piece joining element. The apparatus has: containing devices (100) to define a cavity (110) between the surface to be overinjected and the containing devices (100); input devices (200) and output devices (300) in the containing devices (100) so that the ovreinjection product is introduced in and extracted from the cavity (110).

Abstract: The present invention provides a centrifugal fan assembly including a housing and a centrifugal fan. The centrifugal fan includes main blades, each including a suction surface, a pressure surface, a leading edge, and a trailing edge. The centrifugal fan also includes secondary blades, each including a suction surface and a pressure surface. Each main blade defines a mean line between the suction surface and the pressure surface, and a nose-tail line intersecting the main blade mean line at the leading edge and the trailing edge. Each secondary blade defines a mean line between the suction surface and the pressure surface. A portion of the secondary blade mean line is substantially parallel to the main blade mean line when superimposed, and a portion of the superimposed secondary blade mean line deviates from the main blade mean line in a direction toward the main blade nose-tail line.

Abstract: A method of loading and locking a plurality of tangential rotor blades is provided. The method includes the steps of providing a disk having a slot and a pair of rails adjacent the slot, positioning a first snap seal in a desired location over the slot and the rails, radially loading a first blade having a platform into the slot and rotating the blade, and positioning the first blade adjacent the snap seal so that a portion of the snap seal slides under the platform. The rotor blades preferably have an attachment part which comprises a circular neck and a dovetail portion having two ends and upper and lower chamfered edges at each of the ends.

Abstract: This invention relates to a seal plate system adapted to fit between axially adjacent turbine blades and turbine vanes. The seal plate system may be formed from a plate adapted to position a turbine blade in a rotor assembly and lock the turbine blade into the rotor assembly. The plate may also function to seal a cooling system in the turbine blade. In at least one embodiment, the plate may be configured to accomplish both of these tasks together once installed into a mini disc of the rotor assembly.

Abstract: A novel kind of propulsion system that uses centrifugal force to accelerate the surrounding work-fluid. A rotor (10) with radially mounted blades (11) is enclosed by a cylindrical enclosure (12). The cylinder wall of the enclosure (12) is partially open to the surrounding work fluid. The rotor is rotated in the housing and surrounding fluid thereby generating the propulsive force.

Abstract: Disclosed is a method of forming a hollow nozzle blade having drain-discharging function. A blade main body 22 is formed by die-forging process. A recess 23 is formed in the outer surface of the blade main body 22 by the die-forging process. The recess 23 is covered with a cover plate 24 attached to the blade main body 22, whereby an inner cavity 25 is formed in the nozzle blade 21.

Abstract: A pipe for a steam turbine is formed of a centrifugal casting material to achieve resistance against higher temperatures and improve reliability of the pipe by employing, as a pipe material, a centrifugal casting material normalized to contain uniform and finer crystal grains. The centrifugal casting material is made of steel having a columnar structure in the radial direction with the crystal grain size number of 5 or more in a plane perpendicular to the radial direction. The steel includes 0.05-0.5% by mass C, not more than 1.0% Si, 0.05-1.5% Mn, 0.01-2.5% Ni, 8.0-13.0% Cr, 0.05-2.5% Mo, not more than 3.0% W, 0.05-0.35% V, 0.01-0.5% Nb, not more than 5% Co, 0.01-0.1% N, not more than 0.03% B, and not more than 0.05% Al.

Abstract: A positive displacement pump design that allows optical analysis of the fluids being pumped, mixed or sorted, via optical detection within the pump itself. Various embodiments of the device are disclosed, one employing a glass rod as a piston that gives the ability to convey optical light into the pump cylinder and collect light back out. Another employs a piston rod that encapsulates one or more optical fibers coupled to a gradient index lens at the distal end of the piston rod. A third embodiment comprises an optical fiber that serves directly as a piston actuator rod inserted through the capillary channel of a ceramic ferrule that slidably seats and aligns the optical fiber/piston actuator rod. In all embodiments the pump and detection system can be controlled and synchronized by a microprocessor, and optical detection can be based on fluorescence, scattered light, absorbance, or both.

Abstract: With a method for controlling a diaphragm or piston pump that is actuated by a cam driven by an electric motor and via a ram or connecting rod, a solution is suggested for a simple system construction that enables quantities of metered media to be delivered at the most constantly rate possible. This is achieved in that in order to deliver an approximately constant volume flow of metered medium, the diaphragm or piston of the pump is moved at approximately constant speed during the compression stroke by the driving unit of the cam with consideration for the cam position.

Abstract: A variable displacement compressor for forming a refrigerant circuit with an external refrigerant circuit includes a housing, a drive shaft, a swash plate, a shaft seal member, a supply passage, a control valve and a gas passage. The housing has a suction chamber, a crank chamber, a discharge chamber and a shaft seal chamber formed therein. The discharge chamber is in communication with the crank chamber through the supply passage. The supply passage has the shaft seal chamber. The discharge chamber is in communication with the external refrigerant circuit through the gas passage. The supply passage is formed differently from the gas passage. A part of the supply passage is located adjacent to the suction chamber and nearer to the suction chamber than the discharge chamber.

Abstract: A fan assembly includes an impeller portion generating an air flow and a motor that rotates the impeller portion about a center axis. The impeller portion is attached to a yoke of a rotor portion of the motor and is rotated with the yoke. A circular portion of the impeller is attached to a bottom opening of the yoke having a cylindrical shape whose top is covered by insert molding. Therefore, the impeller and the yoke may be securely fixed to each other. In addition, an outer side surface of the yoke is exposed to outside air such that the space arranged inward from the plurality of blades may be enlarged.

Abstract: An asymmetric micro pump may be adapted to provide a greater fluid compression between input and output ports of the micro pump, as well as increased flow rate due to higher actuation frequency. In some instances, asymmetric dual diaphragm micro pumps may be combined into assemblies to provide increased pressure build, improved pumping volume, or both, as desired.

Abstract: A housing of a pump includes a fluid inlet and a fluid outlet. A rotor of the pump is disposed in the housing and includes a rotating portion, a magnet, and a bearing. The magnet is disposed on one side of the rotating portion. The bearing is disposed in the center of the rotating portion. A stator is disposed in the housing and corresponds to the magnet of the rotor, providing electromagnetic force required for rotation of the rotor. The rotating portion, magnet, and bearing are integrally formed as single unit by injection molding.

Abstract: A hermetic compressor includes a hermetic container; a compression unit arranged in the hermetic container that has a refrigerant compression chamber. A drive unit is configured to provide a refrigerant compression and a charger configured to deliver a refrigerant remaining in the hermetic container outside the refrigerant compression chamber into the refrigerant compression chamber. The charger may include a fan configured to rotate upon receiving a driving force from the drive unit, as well as a channel configured to deliver the refrigerant blown by the fan into the refrigerant compression chamber.

Abstract: The metering device for a liquid medium comprises a cylinder and a piston operatively disposed therein to define a metering chamber ahead of the piston. The outlet end of the cylinder is open and closed by an evacuation valve. The piston is driven forwardly through a working stroke to force the liquid medium in the metering chamber out of the chamber and past the evacuation valve. A check valve located in the metering chamber moves from a closed to an open position on each working stroke to preclude entrapment of air in the metering chamber and thus provide for more accurate metering. The metering device may include means to regulate the length of the working stroke.

Abstract: A process and devices useful in ice fishing or spearing to keep the water surface in the hole free of ice. The innate reservoir of warm water in a lake or river is utilized with a pump or bubbler to keep the surface of the water above freezing and free of ice. Devices with a small submergible pump, bubbler, or other water transfer means together various inlet and outlet nozzles, inlet and outlet extensions, with a support frame, power source, and operating conveniences are adapted to move the warmer water from lower levels to the surface of the ice hole.

Abstract: The current invention has as objective to complete our works relative to motor machines by generalizing certain support methods, such as that by poly inductive mechanics, by hoop gear, as well as generalizing the realization criteria of motor machines, showing mainly that the degrees of mechanic rotativity of them can be realized horizontally, thus assuring the realization of machines said rotativo-circular, with differential or contrario dynamics, these machines allow to complete the chromatic ranges of motor machines and to differentiate the levels of dynamism, and their material figuration degrees, both real and virtual. We'll show in addition that the mechanical generalizations correspond to the dynamic generalizations of the figures.

Abstract: This invention describes methods of compacting and densifying high purity silicon powder to defined geometric forms and shapes. High purity silicon powder is first mixed with binder from a select group of binders and pressed into desired shapes in a mechanical equipment. The binder is removed either in a separate step or combined with a subsequent sintering operation. The binders and process conditions are chosen to make negligible change to the purity of the silicon in the end product. When high purity silicon powder is utilized in the process, the end use for the densified silicon compacts is primarily as feedstock for silicon-based photovoltaic manufacturing industries.

Abstract: A composition that includes a storage material is provided. The storage material includes at least one of AlLi, Al2Li3, Al4Li9, Al3Mg2, Al12Mg17, AlB12, Al4C3, AlTi2C, AlTi3C, AlZrC2, Al3Zr5C, Al3Zr2C4, Al3Zr2C7, AlB2, AlB12, AlSi, B6Ca, B6K, B12Li, B6Li, B4Li, B3Li, B2Li, BLi, B6Li7, BLi3, Ca2Si, CaSi, CaSi2, Ge4K, GeK, GeK3, GeLi3, Ge5Li22, Mg2Ge, Ge4Na, GeNa, GeNa3, KSi, KC4, K4Si23, K4C3, LiC, Li4C3, LiC6, Li22Si5, Li13Si4, Li7Si3, Li12Si7, MgB2, MgB4, MgB7, MgC2, Mg2C3, Mg2Si, NaB6, NaB15, NaB16, Na4C3, NaC4, NaSi, NaSi2, or Na4Si23. An article including the storage material, and a system including the article are also provided.

Abstract: An airflow generator, coupled to a venturi, generates a high speed airflow to deliver air through a venturi. The air includes biological cells which are sterilized as the air passes through the venturi. Operation of the airflow generator may be controlled by a computer that responds to an indicated biological hazard.

Abstract: A personal sanitation device comprises a container, a substrate disposed within the container and a disinfecting agent carried by the substrate. The personal sanitation device is utilized by the user, for example, by inserting a portion of their body into the container to contact the substrate. The disinfecting agent is transferred from the substrate to the inserted body portion to sanitize that portion of the user. Objects may also be placed within the container to come in contact with the substrate so as to have the disinfecting agent transferred to said objects, thereby disinfecting them.

Abstract: A system, device and method for sterilizing or decontaminating an object that by exposing the object to a sterilant gas comprised of one or more oxides of nitrogen, such as NO, NO2, NO3, N2O3, N2O4, N2O5, N2O and mixtures thereof. The source of the sterilant gas can be generated from a sterilant gas-generating composition or provided by a source of the sterilant gas.

Abstract: The presently described technology provides for methods and compositions for deactivating the allergenic protein content of surfaces by treatment with an allergenic protein deactivating compound. Preferred allergenic protein deactivating compositions of the present technology comprise: (1) cationic compounds and (2) nitrogen-containing compounds. Quaternary ammonium salts are particularly preferred allergenic protein deactivating compounds. In some embodiments, allergenic protein deactivating formulations of the present technology additionally contain antimicrobial agents to deactivate microorganisms on surfaces, in the air, or both. Additives including cyclodextrins, soluble aluminum salts, urea, alkyl trimethyl ammonium salts, polyvinyl pyrrolidone, tannic acid, immobilized tannic acid, polyphenols, enzymes, benzyl benzoate, inorganic salts, surfactants, buffers, oils, waxes, solvents, preservatives and mixtures thereof are also envisioned for use with the described technology.

Abstract: A method of reducing pathogens in blood by exposure to a nitric oxide containing gas in an extracorporeal circuitry is provided. The method includes: obtaining blood from a mammal or a blood source, separating the blood into plasma and blood cells, exposing the plasma to nitric oxide containing gas, combining the exposed plasma with the blood cells, reducing nitric oxide content in the recombined blood, and returning the blood to the mammal or blood source.

Abstract: A transducer protector including at least two spaced apart filter membranes. The transducer protector may include a body positioned between two tubular connectors, each of which contains an axially aligned lumen. The body lumen may be separated from the lumen of each of the tubular connectors, respectively, by the filter membranes. An indicator may be disposed in the body to alert a user that the filter membrane has been breached by a contaminant so that the user can take immediate steps to prevent further contamination of the system. The indicator may display a change in an absorbance spectra peak at a wavelength ranging from approximately 200 nm to approximately 800 nm upon reacting with bodily fluid.

Abstract: Devices and methods are described for homogenization, processing, detection, and analysis of biological samples such as insects, fungi, bacteria, and plant and animal tissues. Multiple chambers in these devices permit different processing functions to be carried out at each stage, such that the resulting homogenized product can be further processed, purified, analyzed, and/or biomolecules such as metabolites, proteins and nucleic acids, or pharmaceutical products can be detected. The device can be used in a hydrostatic pressure apparatus, in which different activities, i.e. incubations, addition or renewal of reagent, and generation and detection of signal can be carried out in the appropriate chamber. The method improves the preservation of biomolecules from chemical and enzymatic degradation relative to conventional means. Additionally, this method enables automated sample preparation and analytical processes.

Abstract: A sterilization system includes a sterilization chamber, a vacuum pump associated with the sterilization chamber, a vaporizer in association with the sterilization chamber, a sterilant distillation system associated with the chamber, a source of sterilant solution associated with the vaporizer and with the sterilant distillation system, and a control system which has programmed therein a first cycle in which the sterilant is admitted to the sterilization chamber at a first concentration, and a second cycle in which sterilant is concentrated in the sterilant distillation system to a second concentration, higher than the first concentration and from there admitted into the sterilization chamber and wherein the first and second cycles are selectable.

Abstract: A method and apparatus for measuring binding between a plurality of molecules of a first type and a plurality of molecules of a second type is presented. Apparatus utilizes a sensor possessing a waveguide to which have been attached in close proximity to its surface, features resembling molecules of said first type. Light is injected into said waveguide so as to produce an evanescent field at its surface. Molecules of said second type are tagged with a tag belonging to that class of chemicals which alters a characteristic of light, when said light passes through said chemical tag. Apparatus utilizes a rapid means of monitoring the change in optical signal coming from said waveguide as binding proceeds between tagged molecules of type 2 and the feature resembling molecules of type 1 on said waveguide. This allows direct measurement of binding and dissociation rates between the two types of molecules.

Abstract: Improved systems and methods are provided for monitoring compliance with an order for a patient specimen. Broadly, an inventive system incorporates a machine readable wireless identification and sensor technology to provide feedback to a caregiver regarding compliance with a specimen order. In particular, a system for monitoring compliance with an order for a specimen is provided which includes a specimen container having an attached machine readable wireless tag. The tag contains specimen container characteristic information. The tagged container aids in indicating to a user whether the correct specimen container type has been chosen. Further, a system is provided which includes a sensor useful in indicating whether a sufficient quantity of specimen has been obtained in order to perform the requested laboratory test as part of the patient's care.