Abstract: A vortexer that includes a base, a plurality of electromagnets mounted in the base, a holder having a body formed, at least in part, of magnetic material pivotably supported on the base and spaced above the electromagnets, a power source and a device in communication with the electromagnets and the power source for selectively activating and deactivating each electromagnet with power from the power source, whereupon the holder pivotably moves toward at least one of the electromagnets when activated.

Abstract: An agitator, in particular for dispersing gases in liquids, includes a plurality of blades, with each blade being constructed to have a blade portion bent forwards in a rotation direction. The blade has a trailing end region, which defines a blade portion bent forwards in a rotation direction, and a leading end region, which is bent inwards at an angle in a direction toward the blade portion.

Abstract: A mixing implement includes a body having a mixing portion and a connecting portion, the connecting portion having an upper shaft receiving opening formed therein and a side opening that leads to the shaft receiving opening, the shaft receiving opening having a drive pin receiving recess, the side opening and the drive pin receiving recess located substantially diametrically opposite each other with the side opening at a height corresponding to at least part of the drive pin receiving recess. A retainer is movably coupled with the connecting portion through the side opening and biased into an inward position in which an inner portion of the retainer is normally positioned within the shaft receiving opening, the retainer movable to an outward position in which the inner portion of the retainer is at least partially retracted from the shaft receiving opening.

Abstract: A test cell for testing a sample cement composition includes a test chamber and a variable stress system. The test chamber is configured to hold a sample cement composition for a wellbore. The variable stress system communicates with the test chamber. Performance of the sample cement composition is tested for a wellbore using the variable stress system.

Abstract: Techniques for preventing an integrated circuit (IC) from overheating are described herein. According to one embodiment, an exemplary process includes detecting whether a temperature of an integrated circuit (IC) exceeds a threshold independent of an operating state of the IC, and removing at least a portion of a power from the IC if the temperature of the IC exceeds the threshold. Other methods and apparatuses are also described.

Abstract: The invention proposes a linear guide unit comprising a guide carriage (1) that is mounted through rollers (3) for sliding on a guide rail (2), and further comprising a roller chain (8) comprising a cage (8a) for receiving the rollers (3), said cage being formed by spacers (16) arranged between adjacent rollers (3) and flexible belts (17) arranged at two front ends of the rollers (3) for connecting the spacers (16) to one another, said roller chain (8) being arranged for rotating in an endless roller channel (7) comprising a load-bearing section (10), in which the rollers (3) roll under load on raceways (4, 11) of the guide carriage (1) and of the guide rail (2), a return section (12), that is arranged substantially parallel to the load-bearing section (10) and in which the rollers (3) of the roller chain (8) are unloaded, and two deflecting sections (13) that connect the return section (12) and the load-bearing section (10) endlessly to each other, said endless roller channel (7) comprising lateral rims (14)

Abstract: There are provided a rail (10) in which a rolling member rolling surface (11) is formed along the longitudinal direction, a block (20) in which a loaded rolling member rolling surface (27) is formed in an opening (25) comprising a through hole, a plurality of balls (70) disposed and housed between the rolling member rolling surface (11) and the loaded rolling member rolling surface (27) which circulate according to the relative motion of the rail (10) and the block (20). A sectional shape at right angles to the longitudinal direction of the rail (10) and a sectional shape of the opening (25) are formed into a mutually geometrically similar longitudinal shape. The block (20) is a box type with high rigidity. A contact angle of the ball (70) can be optionally changed by changing the positions alone of the rolling member rolling surface 11 and the loaded rolling member rolling surface (27) to be machined on one type of the block (20) and the rail (10).

Abstract: An inner space of a housing sealed with a seal member as well as internal pores of a bearing member (pores in a porous structure) are filled with a lubricating oil without the presence of air, so that the oil surface of the lubricating oil is within a seal space. Under a reduced pressure of 100 Torr, no lubricating oil leaks outside of the housing even at any attitude of the fluid lubricated bearing device such as normal, inverted, or horizontal attitude.

Abstract: A fluid dynamic bearing assembly including a shaft and a bearing sleeve. A bearing gap is formed between the shaft and the bearing sleeve and is filled with a lubricating fluid. A capillary seal is formed at one end of the bearing sleeve, and a recess is formed in the shaft immediately above the capillary seal. The surface of the recess forms an acute angle with an axis of the shaft.

Abstract: A tapered roller bearing 1 comprises an inner ring 2, an outer ring 3, a plurality of tapered rollers 4 rollably disposed between the inner and outer rings, and a cage 5 for holding the tapered rollers at predetermined circumferential intervals. In this tapered roller bearing, the roller coefficient {y=(the number of rollers ×mean roller diameter)/(?×PCD)} is greater than 0.94. At least one of the members, i.e., the outer ring, inner ring, and rolling elements, has a nitrogen rich layer. The grain size number of austenite crystal grains in the nitrogen rich layer exceeds number 10.

Abstract: An optical transmission module is disclosed that comprises an optical element having an optical path formed therein, optical connection parts respectively arranged on both sides of the optical element so as to connect the optical element to plural optical fibers, and reinforcement parts. The reinforcement parts are applied to a part of or an entire circumference of respective connected portions between the optical element and the optical connection parts, and then cured to reinforce connections between the optical element and the optical connection parts.

Abstract: An adapter for holding a multi-fiber ferrule in position to mate with a fiber optic connector includes an adapter body having a first side and a second side, with a first opening disposed in the first side that is configured to receive the multi-fiber ferrule. A second opening is disposed in the second side of the adapter end is configured to receive a fiber optic connector. An engagement member, which preferably rotates about an axis transverse to the opening, is disposed adjacent the first opening to engage and hold the multi-fiber ferrule in the adapter.

Abstract: A method, apparatus, and system for implementing optical interconnects between high speed electrical interconnects by determining if an optical link exists between two optical transceivers, and if so, connecting input termination on the transmit input portion of each optical transceiver.

Abstract: An electrical module assembly is provided that is configured for latching engagement with a receptacle assembly. The module assembly comprises a module housing having an exterior envelope and an interior cavity. The exterior envelope of the module housing is configured to be plugged into the receptacle assembly. A release mechanism is joined to the module housing. The release mechanism is moveable between locked and unlocked positions. The release mechanism is configured to unlock the module housing from the receptacle assembly when the release mechanism is moved from the locked position to the unlocked position. A detection switch is located within the interior cavity of the module housing. The detection switch monitors a position of the release mechanism and provides latched and unlatched state signals based on the position of the release mechanism. The latched state signal indicates that the module housing is locked in the receptacle assembly.

Abstract: An optical to RF interface connector has a cellular housing that has a back most portion configured for press fitting into a hole of the housing of an electro-optical apparatus, with the hole and back most portion of the shell being key to one another to insure proper orientation of the connector. The press fitting is further configured for providing both an RF seal, and moisture seal. The frontmost portion of the connector shell is configured for securely coupling to an optical interface male connector that is attached to an end of a fiber optic cable. The innermost portion of a connector shell is further configured for receiving and retaining therein either a auto detector or light detecting device for converting optical signals received from the fiber optic cable into electrical signals for processing, or is light transmitting device for converting electrical signals into optical signals for transmission over the associated fiber optic cable.

Abstract: A laser module includes: one or more semiconductor laser elements which emit one or more divergent laser beams; one or more collimator lenses which collimate the one or more divergent laser beams; a condensing lens which condenses the one or more collimated laser beams, and make the one or more collimated laser beams converge at a convergence position; an optical fiber which is arranged in such a manner that the convergence position is located on the light-entrance end face; and a package which contains the one or more semiconductor laser elements and the one or more collimator lenses, does not contain the condensing lens and the light-entrance end face, and is hermetically sealed.

Abstract: An optical apparatus of the invention has a fusion splice portion where respective ends of two optical fibers each having a core, a cladding, and a UV coat portion provided on the outside of the cladding are fusion spliced, and a re-coat portion which re-coats a portion where the UV coat portion is removed in the vicinity of the fusion splice portion is formed using a material capable of absorbing light radiated from the fusion splice portion. As a result light which is radiated from the fusion splice portion can be reliably prevented from coupling into another optical fiber adjacent to an outside of the re-coat portion.

Abstract: It is intended to provide a tape printer and a tape creating method which can achieve a high degree of accuracy and constant length of printing even when the rotational speed of a DC motor changes due to the increase of a wire-wound resistance value because of the heat generation of the DC motor under the continuous driving and the load change by the replacement of a tape. The print cycle algebra is corrected in each time when a pulse number inputted from the photo sensor reaches a control pulse number. Line printing on the surface tape is performed by means of the thermal head with this print cycle algebra as a print cycle.

Abstract: A ball point pen has a retractable ink container (13) and writing tip (12) that are releasably held in the extended position by a locking element (19) freely movable in a transparent enclosure (18) at the remote end of the barrel (11). The locking element (19) may have the appearance of a football or golf ball. In another embodiment the locking element is elongated and has flat sides that may carry advertising or promotional markings.

Abstract: An apparatus for cleaning a baseboard of a wall may include pads and a handle. A front surface of at least one of the pads may be configured to contact a portion of the baseboard during use. A liquid dispenser may be provided to wet one or more of the pads during use. A portion of the handle may be angled to extend away from the wall and rearward from the pad during use. Top pads may be provided for cleaning a top face of the baseboard. The top pads may be vertically and horizontally adjustable relative to a holder to accommodate baseboards of various dimensions.

Abstract: A handheld marking instrument includes a body having a substantially flat shape, a first chamber formed within the body and having an inner surface configured to receive and contain a marking substance within the body, and a first marking device configured to deliver the marking substance to a desired surface during marking. The first marking device is incorporated in the body and in communication with the first chamber to access the marking substance contained by the inner surface. At least a part of the first marking device is moveable between an exposed position for marking on the desired surface, and a retracted position. In one embodiment, the body has a form factor of a financial transaction card.

Abstract: A cosmetics discharge structure of cosmetics case including a receiving part 11, an inner space part 24a formed to a cone type elastic part 24 through a opening hole 28, a vertical rod 27, an inner hole 22, and an inner space part 24a discharges to a brush 43 through a liquid discharger 42 from the inner hole 22. An inner moving body 10 declines and returns by an expansion of a cone type elastic part 24 formed to the middle member 20 and elastic and repellent force of a spring 41, the vertical rod 27 declines and seals the inner hole 22, closed opening hole 28 opens and a cosmetics including the receiving part 11 will not discharge to the brush 43. The inner hole 22 and the opening hole 28 are open by pressing and releasing inner moving body 10 and the cone type elastic part 24 and the spring 41 that formed in the middle member 20 can be control freely discharge and interception of cosmetics by compressing and the middle member 20 that composed to a liquid transfer passage 21.

Abstract: A ring binder mechanism for retaining loose leaf pages. The mechanism includes a rigid, elongate plate having a longitudinal axis. Hinge plates are supported by the plate for pivoting relative to the elongate plate. Rings for holding loose leaf pages include ring members mounted on the hinge plates and moveable between a closed position and an open position. A control structure is supported by the elongate plate and controllably pivots the hinge plates to move the ring members between the closed and open positions. The control structure has a travel bar connected to the hinge plates for moving the hinge plates between the closed and open positions. A spring biases the travel bar to a position toward the closed position of the hinge plates.

Abstract: An arrangement has a first component, a second component, and a connecting element for connecting the first component to the second component at a distance from one another, the first component, at least at an end that is to be connected to the second component, being in profiled section, in particular tubular, form. The connecting element has an axially moveable spacer piece for bridging the distance between that end of the first component which is to be connected and the second component, and also has at least one clamping piece, that can be brought into contact in a clamping manner with a wall of the first component, and furthermore an actuating mechanism that is operatively connected to the spacer piece and the clamping piece in such a manner that when the actuating mechanism is actuated, the spacer piece moves in the axial direction until it comes into contact with the second component and the clamping piece is brought into clamping engagement with the wall of the first component.

Abstract: A device for preparing a sloped mud surface around a drain prior to setting tile or stone includes one or more arms (i.e., rigid arms) attached to a sleeve and rotatably supported relative to a vertical axis defined by a vertical shaft and horizontal planar base. An adjustable clamp assembly releasably secures the device to a conventional drain, which may be secured to a drainpipe by pipe threads. The bottom edge of the arm provides a straight working edge. The arm can be freely moved (i.e., rotated) around the vertical shaft degrees, counterclockwise and clockwise. As the arm rotates around the vertical shaft the working edge sweeps over the floor mud surface, spreading and leveling the surface while scraping or sweeping away excess material.

Abstract: The present invention is a method for removing an obsolete drill platform that includes a body having a plurality of caissons embedded in a ground of an ocean or inland sea. The method includes the steps of vibrating at least one of the caissons, and lifting the at least one caisson from the ground while it is still being vibrated. The present invention is further directed to a method for installing a caisson on a floor of an ocean or inland. The method includes the steps of placing an end of the caisson on the floor, vibrating the caisson and forcing a portion of the caisson into the floor.

Abstract: A resin bonded mine roof bolt having an elongated rod with a first end and a second end. A segmented resin compression layer covers a portion of the rod below the first end. When installed in a mine roof bore hole with curable resin, the resin compression layer mixes the resin and partially fills the bore hole to minimize the amount of resin needed to anchor the bolt. Individual segments of the layer are tapered to create a wedging force on resin with the bore hole.

Abstract: A vibratory conveyor for transporting an object includes a spiral deck enclosed in a housing having passageways for allowing air flow between adjacent deck tier segments. In addition, the conveyor may include two concentric spiral decks operably coupled to one another, wherein a vibratory force is capable of simultaneously advancing objects both up the first spiral deck and down the second spiral deck.

Abstract: A modular slider feeder tube system comprising first and second feeder tubes having respective ends that are coupled by a tube coupling device. Each of the first and second feeder tubes is made of resilient material and comprises a respective channel having a profile that is asymmetric and substantially constant along the lengths of the channels. The tube coupling device also comprises a channel, via which channel the channel of the first feeder tube communicates with the channel of the second feeder tube. Each of the channels maintains the orientation of each slider passing therethrough so that the same end of the slider is always in the lead.

Abstract: A deep hole drill comprising a cutter carrier, a replaceable cutting insert and at least one replaceable guide strip. The cutter carrier is embodied in such a way that it can be used for a predetermined nominal diameter range. In order to adjust the deep hole drill to the various desired nominal diameters in a quicker and more precise manner, a separate kit consisting of a cutting insert and at least one guide strip is associated with each nominal diameter. Fixed stops are provided on the cutter carrier for said kit.

Abstract: A drill for hard materials, comprising webs that are subdivided by means of cutting grooves, and at least one principal cutting edge, each of which is provided with a cutting corner and a transition to a chisel edge. At least some sections of the principal cutting edge are continuously convex in an axial direction starting from the cutting edge.

Abstract: The invention concerns a device for examining the precision of motion of a working spindle of an NC-controlled machine tool along a circular path for producing circular cylindrical surfaces on workpieces, comprising a first device part which can be coaxially mounted to the working spindle, a second device part which can be positioned on a machine table, which receives a workpiece to be processed, coaxially to the axis of a circular cylindrical surface to be produced on the workpiece, an electronic measuring value sensor which extends radially with respect to the axes of working spindle and circular cylindrical surface and is hinged to both device parts, and a shaft encoder which is rotatably disposed in the second device part coaxial relative to the axis of the circular cylindrical surface to be produced to determine the angular position of the measuring value sensor, wherein the measuring value sensor is held on one of the two device parts such that it can be adjusted and fixed transversely to the axes of th

Abstract: A machine-tool production machine is disclosed, with a workspace that can be viewed by an operator through a window or transparent pane, whereby the window or transparent pane can be used with a projection unit as a head-up display for displaying information for the operator. The device provides the operator with a simple, cost-effective and clear representation of information about the manufacturing and production processes as well as other processes running on the machine.

Abstract: A method facilitates assembling a gas turbine engine assembly including at least a first member and a second member. The method comprises inserting a threaded fastener through an opening formed in a flange, and providing at least one shank nut including a flanged mating end, an opposite non-mating end, and a body extending therebetween. The body includes an internal surface, an external surface, and a centerline extending between the body ends. The flanged mating end includes a substantially planar exterior surface that is aligned perpendicularly to the centerline and an annular groove that extends from the exterior surface at least partially towards the non-mating end. The method also comprises securing the assembly together such that the mating end is positioned flush against the flange and such that the threaded fastener extends at least partially into a bore extending through the shank nut and defined by the shank nut internal surface.

Abstract: A piano lyre crutch includes a panel having a top and a fixture for temporarily attaching the panel to a top of a grand piano lyre. A panel depending portion includes a length greater than a length of the depending lyre, which facilitates breakdown of the piano for transport without jeopardizing the lyre by the piano weight.

Abstract: A deer-stand and deer-carrier rack for an ATV enables a hunter to transport a deer-stand and to easily transport a deer using an ATV. U-clamps and adjustable attaching bars attach a deer-carrier rack to the rear of an ATV. The essentially rectangular frame of the deer-stand rack has a rearwardly facing oblique pair of arms and a pair of frontwardly facing L-shaped brackets. The rearwardly facing arms can carry a deer stand while the frontwardly facing L-shaped bracket holders can carrier different types of hunting gear. A deer carrier is also adjustably attachable to the front carrier of an ATV. The deer carrier has a rectangular frame, which is attached to the carrier of the ATV, and a hinged lower frame that folds down when the deer is to be loaded. The lower hinged frame also has wings to accommodate the deer. Once the deer is loaded onto the lower carrier in the horizontal position, the lower carrier is lifted upwardly to an essentially vertical position.

Abstract: A coupling device for a chair device, such as a wheelchair includes a bracket that is intended to be integrally incorporated in the chair device frame or secured to the frame of the wheelchair. The bracket has an attachment system formed by various elements thereof, which is intended for mating with a corresponding engagement device associated with a lift mechanism or a securing position. The attachment system is intended to mate with the corresponding engagement device to allow the wheelchair to be secured in position and then lifted to or lowered from an elevated position within a transportation vehicle or architectural setting while the wheelchair is occupied. The attachment system is additionally intended to universally mate to a corresponding engagement device for securing of a wheelchair in position.

Abstract: A device to transmit power from the power system of a working machine to one or more moving parts (25, 26) of a tool replaceably attachable to a first part of the working machine which is in the form of a beam, or such, comprising a first element (7) arranged on the working machine and driven by its power system, a second element (11) movably attached to the tool and means (8, 12) arranged to mechanically interconnect both of said elements so that a displacement of the first element via the working machine's power system brings about a movement of the second element on the tool.

Abstract: A robotic arm assembly (101) is provided which comprises a hub (103), a first arm segment (105) which is attached to the hub, and a second arm segment (107) which is attached to the first arm segment such that said second arm segment can rotate at least partially about its longitudinal axis.

Abstract: A carrier tape for a tape and reel machine includes at least one edge having a plurality of sprocket openings therein. The carrier tape also includes a first row of aperture cavities and a second row of aperture cavities. Electrical components are contained in the first and second row of aperture cavities. In some embodiments, the electrical components carried are the same, and in other embodiments, the electrical components carried in the first row differ from the electrical components carried in the second row.

Abstract: Solid particle erosion in a steam turbine is minimized by diverting through holes in appendages of outer rings of the diaphragms, a portion of the steam from the steam flow path thereby bypassing downstream rotating components. The hole through the first stage appendage lies in communication with a passage through a downstream outer ring of a following stage such that the diverted solid particle containing steam may be extracted from the steam flow path and passed to the feed water heater of the turbine. The hole in the second stage appendage diverts steam from between the first and second stages and about the second stage. Solid particle erosion in various regions, i.e., the trailing edge of the stator vanes, along the surfaces of the buckets and in the regions of the cover and its connection with the buckets as well as the sealing devices are thereby minimized.

Abstract: The bearing system includes a first component having a first substrate and a first coating. The first coating includes a DLC layer and a DLN layer between the DLC layer and the substrate. A second component is in sliding engagement with the first component.

Abstract: A method of assembling a gas turbine engine includes coupling at least one turbine nozzle segment within the gas turbine engine, each turbine nozzle segment includes at least one airfoil vane extending between an inner band and an outer band, wherein the airfoil vane includes a leading edge and a trailing edge, and wherein the outer band includes a front face, a rear face, and an inner surface extending therebetween.

Abstract: A turbine wall includes opposite back and front sides. Film cooling holes are inclined longitudinally through the wall. Adjacent holes are spaced laterally apart and are inclined oppositely for channeling cooling air therethrough in counterflow.

Abstract: The present invention relates to a fan acceleration structure of a shredder having a common shaft for a motor, a fan, and a gear set to enable the motor driving and accelerating the fan through a chain rotation from a drive gear, a connection gear to a driven gear.

Abstract: A pitch change system includes a yoke assembly which receives a pitch trunnion that extends from each propeller blade assembly. Each pitch trunnion is received within a respective bearing assembly mounted in the yoke assembly. The bearing assemblies are mounted between a forward yoke plate and an aft yoke plate. A spacer is mounted between each adjacent bearing assembly to position and restrain each bearing assembly. Each spacer includes an extension which retains the adjacent bearing assembly on a pitch trunnion pin in a direction generally parallel to axis. Each of the bearing assemblies includes a generally rectilinear outer race and a spherical inner race inside diameter to receive the pitch trunnion pin. The rectilinear outer race reduces contact stresses to acceptable levels for high load applications yet permits blade installation without actuator disassembly.

Abstract: A ram air turbine (RAT) prevents release of its turbine blades due an over-speed condition by detecting an over-speed condition with a turbine hub-mounted centrifugally operated trigger mechanism and rotating the blades to a fixed coarse pitch position with a release mechanism that responds to the trigger mechanism.

Abstract: An arrangement for a floating wind power station (1) tower (3) which floats in a substantially vertical position in that the effective centre of gravity of the tower (3) is below the centre of buoyancy of the tower (3), and wherein a machine house (13) including rotor (15) is non-rotatably connected to the tower (3) and the tower (3) is articulatedly connected to the seabed (5), wherein the tower (3) is rotatable about a tower axis of rotation (29) in that lower part (21) of the tower (3) is provided with a swivel joint (27a or 27b) that is designed to essentially absorb vertical tensile forces.

Abstract: A turbine airfoil usable in a turbine engine and having at least one cooling system. The cooling system may include a pressure side serpentine cooling channel and a suction side serpentine cooling channel. The cooling channels may be nested within each other to optimize heat exchange between the cooling fluids and the materials forming the airfoil, to reduce the amount of cooling fluids required, to reduce the required pressure of the cooling fluids, and to provide other benefits. The pressure side serpentine cooling channel may pass cooling fluids chordwise towards the trailing edge, and the suction side serpentine cooling channel may pass cooling fluids chordwise towards the leading edge.

Abstract: A turbine blade includes an airfoil having opposite pressure and suction sidewalls joined together at opposite leading and trailing edges and extending longitudinally from root to tip. A plurality of independent cooling circuits are disposed inside the airfoil correspondingly along the pressure and suction sidewalls thereof. A first serpentine circuit is disposed along the pressure sidewall. A second serpentine circuit is disposed along the suction sidewall in parallel with the first circuit. And a third impingement circuit is disposed at the leading edge forward of the first and second circuits.