Abstract: A sensor system for determining the position of at least two edges of at least one web material traveling along a predetermined path. In one embodiment, the sensor system has at least one transmitter block having a plurality of transmitters capable of selectively transmitting ultrasonic signals and at least one receiver block having a plurality of receivers capable of generating receiver output signals in response to the receivers receiving at least a portion of the ultrasonic signals transmitted by the at least one transmitter block. The receiver block is spaced a distance from the transmitter block so as to define a continuous sensor field of view therebetween whereby at least a portion of the at least one web material traveling along a predetermined travel path interferes with at least a portion of the ultrasonic signals transmitted by the at least one transmitter block.

Abstract: A system, method and computer program product is provided for automated defect detection of corrosion or cracks using synthetic aperture focusing technique (SAFT) processed Lamb wave images. The method comprises processing the first image using a synthetic aperture focusing technique (SAFT) to enhance a resolution and a signal to noise ratio of a first extracted ultrasonic image, applying a systemic background noise suppression algorithm to the first extracted ultrasonic image to render a second extracted ultrasonic image having reduced noise, and applying a deconvolution linear filtering process to the second extracted ultrasonic image to render a third extracted ultrasonic image.

Abstract: Ultrasonic transducers and methods for detecting oblique flaws in cylindrically-shaped objects using pulse-echo testing are provided. By mounting one or more transducers on a rotary tester for testing manufactured objects such as tubes and bars, offsetting each transducer horizontally from its position if it were to emit a beam that is perpendicular to the object's outer surface, and actuating the transducer so as to emit an angled beam, oblique surface flaws and internal flaws may be reliably detected without reducing inspection speed, significantly adding to transducer cross-talk, or requiring significant additional hardware or processing.

Abstract: A transducer for generating acoustic waves more particularly for generating compression waves, comprising an array of transmitter elements and an array of receiver elements, at least one wedge for the array of transmitter elements and the array of receiver elements and preferably an acoustical barrier separating the array of transmitter elements and the array of receiver elements. The pitch of the transmitter array varies along the length of the transmitter array.

Abstract: A transducer assembly may include a first layer of dielectric material and a pair of electrically conductive traces adjacent to the first dielectric layer. Each of the electrically conductive traces may include a first contact pad and a second contact pad. The first layer of dielectric material may include a pair of vias or openings formed therein to expose each of the first contact pads. A second layer of dielectric material may be attached to the first layer of dielectric material with the pair of electrically conductive traces disposed between the first and second layers of dielectric material. A transducer may be attached to the second layer of dielectric material and each second contact pad may be electrically connected to the transducer.

Abstract: A system for stand-off, continuous, real-time, non-invasive, non-radiological, eye-safe, non-consumable characterization of an object is disclosed that comprises in combination a pulsed laser emitter for directing energy at the surface of an object, wherein the ultrasonic wave is generated within the object to be characterized, and a remote means of measuring the vibrational excitation in the object, whereby the object is remotely characterized.

Abstract: An ultrasonic sensor includes a cylindrical case with a bottom. A piezoelectric element is bonded to an inner side of a bottom portion of the case, and a felt is bonded to the piezoelectric element. A cap is fitted to an opening of the case. The cap includes a fixing portion and a substrate which is harder than the fixing portion. Terminals are press-fitted to the substrate. Wires are connected to the terminals, so that the terminals are electrically connected to the piezoelectric element. A through hole is provided in the fixing portion. Resin before being foamed is injected from the through hole and then foamed, so that the case is filled with foamable resin while an excess amount of foamable resin is pushed out from the through hole.

Abstract: The present invention relates to an optic seismic MEMS sensor. More specifically, a proof mass is supported by a frame having supporting beams. The proof mass is positioned within the frame and has a hinged attachment to the beams. The proof mass has a sensor gap having a first reflector and a second reflector positioned at opposing ends of the sensor gap. An optical fiber injects light into the sensor gap and light is reflected to determine seismic movement of the proof mass with respect to the frame. Stops are provided for limiting the movement of the proof mass to minimize strain on the attachment of the beams and the proof mass.

Abstract: In order to create a process and device for the reliable monitoring of the current condition of the protective jacket, consisting of fireproof material, in particular of a rotary tubular kiln burner lance, during operation of the kiln system, the invention proposes embedding a compressed air ring main (12) and/or an annular metal wire loop (14) forming part of an electrical circuit extending around the circumference of the protective jacket in the fireproof compound of the protective jacket (10) in the area of the burner tip, in which in the event of burning through of the ring main (12) or metal wire loop (14) a connected pressure sensor or current sensor generates a monitoring signal.

Abstract: A combined pressure and temperature sensor comprising a tubular member 3 of circular cross section having a closed end and an open end, the open end, in use, connecting to a pressurised environment such that the interior of the tubular member is exposed to the pressure, a flat or preferably a symmetrical distribution of flats 1 being formed on the outer cylindrical surface of the tubular member 3, and a sensor element 2 mounted on at least one said flat 1, which sensor element 2 is sensitive to the strains in the tubular wall of the tubular member 3 resulting the pressure in the interior thereof and the temperature of said tubular member.

Abstract: A mechanical quantity measuring apparatus is provided which can make highly precise measurements and is not easily affected by noise even when it is supplied an electricity through electromagnetic induction or microwaves. At least a strain sensor and an amplifier, an analog/digital converter, a rectification/detection/modulation-demodulation circuit, and a communication control circuit are formed in one and the same silicon substrate. Or, the silicon substrate is also formed at its surface with a dummy resistor which has its longitudinal direction set in a particular crystal orientation and which, together with the strain sensor, forms a Wheatstone bridge. With this arrangement, even when a current flowing through the sensor is reduced, measured data is prevented from being buried in noise, allowing the sensor to operate on a small power and to measure a mechanical quantity with high precision even when it is supplied electricity through electromagnetic induction or microwaves.

Abstract: An AD2CP includes at least one transducer assembly emitting sets of slanted directional acoustic beams and receiving the echoes; and electronics that processes the echoes into depth cells and computes velocity in each depth cell. The AD2CP is configured so that each beam set has a profiling catenation, at least two of which are different, and the AD2CP is configured so that the emitting, receiving and processing operate contemporaneously.

Abstract: A measurement control section comprises a time measuring section for controlling an operation of measuring a travel time of an ultrasonic wave. The measurement control section operations, based on a high rate clock signal supplied from a ceramic oscillation circuit during the time measuring operation. A clock control section stops the high rate clock signal supplied from the ceramic oscillation circuit every time when the time measuring section completes its time measuring operation, and uses a low rate clock signal supplied from a quartz oscillation circuit to count a standby time between the end of measuring the travel time and the start of carrying out the next measuring operation.

Abstract: A system for screening a drag reduction agent that includes at least one pressure vessel, comprising: at least one container having an outlet; a first tube fluidly connected with the outlet of the at least one container; a second tube fluidly connected with the first tube; a timer; and a collection vessel configured to receive a fluid from the second tube is disclosed.

Abstract: The invention relates to a measuring apparatus (200) in connection with a gear (10). The gear comprises at least one first shaft (11) and at least one second shaft (14), a gear wheel placed on the first shaft (11) and comprising a helical toothing, which gear wheel (12) cooperates with a gear wheel (13) provided with a helical toothing and located on the second shaft (14). The gear (10) comprises in its connection the measuring apparatus (200), by means of which the axial force transmitted to the shaft (11) can be measured. The measuring apparatus (200) for measuring axial force comprises a bearing (17) located in connection with the shaft (11) in the gear, which bearing receives the axial forces. The axial force is transmitted further via the bearing (17). The device arrangement comprises a rod (20) to which the axial force is transmitted from the bearing (17), the rod (20) being located between the bearing (17) receiving the axial forces and the housing (100) of the gear.

Abstract: A dispensing apparatus performs dispensing by filling a duct to which a dispensing nozzle is connected with a liquid, making the liquid move in the duct to absorb a liquid sample including a specimen or a reagent through the dispensing nozzle, and discharging the absorbed liquid sample; and an in-duct bubble presence determining method in the dispensing apparatus. The presence determining method includes discharging the liquid in the duct from the dispensing nozzle and detecting a transition of a pressure in the duct; calculating the number of mountain pulses in a pressure transition waveform based on the detected pressure transition; and determining a presence of a bubble in the duct based on the calculated number of mountain pulses.

Abstract: An embodiment of the invention is a soft tissue impact assessment device. The device includes a skin that is shaped or moldable to a human-like form. A positional force or pressure sensor within the skin measures force or pressure and location of impact or contact with the skin and provides data regarding the force or pressure and location of impact or contact with the skin. In preferred embodiments, the skin includes a top layer made of a material and thickness that simulates the protection provided by particular human skin to underlying tissue. A pressure or force sensor sheet closely contacts the top layer in a manner that avoids any substantial movement between the top layer and the pressure or force sensor sheet during a range of anticipated force or pressure conditions to be experienced by the human surrogate during testing. A lining layer is suitable to be in close contact with a surface of a human like form.

Abstract: Rotary body 22 is provided with storing hole 22E, 22F in two positions point-symmetrical to the rotational center at the upper part of flange 22C, and retainers 26, 27 having steel balls 25A, 25B, steel ball receiving holes 26A, 27A, coil springs 28A, 28B are stored therein from the opening side in order, and steel ball receiving hole 26A of one retainer 26 is provided with a tolerance that enables steel ball 25A to slightly move in the horizontal direction, and click plate 24 on which steel balls 25A, 25B are resiliently contacted is disposed between rotary body 22 and bearing 23, and as a result, it is possible to maintain rhythmical clicking and clicking sound even in case of repeating the rotating operation.

Abstract: The invention relates to a linear/rotary drive assembly (1) comprising means for performing a rotary movement, a linear movement and ensuring a magnetic bearing of a common drive train (2) when the linear/rotary drive assembly (1) is operated.

Abstract: The invention relates to a toothed wheel of a gear drive, particularly for electric hand machine tools, comprising a toothing and a damping element made of an elastic material, the element being disposed in a recess of the toothed wheel. The object of the invention is to improve the effectiveness and the operational safety of the damping element on a toothed wheel with little effort in order to increase the service life of the gear drive. The task is solved by the toothed wheel (1) having a recess (5) penetrating the toothing (2).

Abstract: Since centers of a second gear, a fourth gear and a sixth gear coincide with each other and are disposed rotatably round a circumference of the same long shaft, a compact configuration can be realized while using a gear train of five gears to obtain a reduction gear ratio of a high gear ratio. The configuration in which the three gears have the same rotational center shaft in the way described above in an actuator which incorporates a plurality of gears is advantageous in that the number of center shafts is reduced and that the number of supporting holes in a housing which support center shafts is reduced.

Abstract: A joint of an industrial robot that includes attaching part (23) having positioning member (22) embedded in one or both of two relatively rotating members, and guide (24) through which positioning member (22) projectably slides. Meanwhile, the side of the positioning member is provided thereon with a reservoir groove for a lubricant and a projection position marker for indicating a given projection length. This makeup provides an inexpensive, highly accurate, and extremely trouble-saving origin adjusting device.

Abstract: A handlebar assembly including a pair of handgrip portions extending outwardly from a mounting portion and configured for generally vertical, arcuate movement relative to the mounting portion. One or more shock absorbing arrangements may be provided to produce a force tending to resist downward movement of the handgrip portions. Desirably, the handgrip portions are adjustable in height relative to the mounting portion.

Abstract: A pedal assembly for a racing bicycle includes a pedal body, and a locking hook pivotally mounted on the pedal body by a pivot bolt and including a back plate and a hook portion formed on a top of the back plate. The back plate of the locking hook has a surface provided with at least one opening. Thus, the back plate of the locking hook is provided with at least one opening to reduce the whole weight of the pedal assembly.

Abstract: Obtained is an engine starter having a structure in which, even when frictional heat is generated on a roller due to sliding of a roller and a clutch inner with respect to each other, deformation of a rolling contact surface of the roller is reduced by suppressing reduction in hardness of the rolling contact surface of the roller due to the frictional heat, thereby making it possible to improve transmission of a rotation force from a clutch outer to a clutch inner. The engine starter includes a clutch (5) for transmitting a rotation force of an output shaft (4) to a pinion gear (7), a clutch outer (10), a clutch inner (11) having one end portion facing an inner portion of the clutch outer (10) and another end portion to which the pinion gear (7) is fixed, and a roller (12) which rolls while being provided between the clutch outer (10) and the clutch inner (11). The clutch outer (10) is formed with a notch portion (10a) of a tapered shape.

Abstract: A process for the production of extra fine spherical metal powders by chemical vapor deposition and dissolution techniques, including metal carbonyls, wherein the metal containing process gas is propelled upwardly through a heated reactor.

Abstract: “HYBRID PROCESS USING ION EXCHANGE RESINS IN THE SELECTIVE RECOVERY OF NICKEL AND COBALT FROM LEACHING EFFLUENTS” The present invention is directed to a hybrid process using ion exchange resins in the selective recovery of nickel and cobalt of leaching effluents that is comprised of the steps of processing (1) the laterite ore (M), which is then treated through leaching (2) (either atmospheric or under pressure), considering solutions from the solid-liquid separation step of existing plants already in operation (2) as well, in a way that the downstream process comprises an ion exchange hybrid circuit, wherein the first ion exchange step (3) with resins (Re) exhibits specific selectivity conditions for the removal of iron, aluminum and copper and an increased pH, and the second ion exchange step (4) allows the removal of nickel and cobalt.

Abstract: A method has steps of providing a three-dimensional (3-D) laser scanner, providing a computer, obtaining point group data (PGD) and calculating measuring an outline of a top reactant stratum from the PGD. The step of providing a 3-D laser scanner directs a 3-D laser scanner at reactant strata in a blast furnace and output PGD that represent digital data of an inside of the blast furnace. The step of providing a computer connects the 3-D laser scanner to a computer having a point group analysis program. The step of calculating an outline of the top reactant stratum from the PGD is performed by the point group analysis program to calculate an outline of the top reactant stratum in the blast furnace from the PGD. At least one two-dimensional laser scanner is used to measure a path of the reactant being charged.

Abstract: A conveying system comprising elements for conveying lumpy, particularly hot, conveying stock and a cover for shielding the conveying stock. Disclosed are measures for inerting the conveying stock. A combined system encompasses a reduction plant for reducing oxides in a continuous process and processing unit for producing liquid metal in a discontinuous process. The reduction product is deliverable from the reduction plant to the processing unit. A method for coupling a reduction method used for reducing oxides in a continuous process and a method used for producing liquid metal in a discontinuous process. A reduction product from the reduction method is fed to the liquid metal production method for processing.

Abstract: A box wrench, also known as a ring spanner, to tighten or loosen nuts and bolts that can be attached to a screwdriver capable of taking different screwdriver bits or to a power tool such as a cordless screwdriver, corded screwdriver, pneumatic wrench etc.

Abstract: A hand tool device incorporates a fluid operated mechanism actuable by a plunger pressurizing a reservoir to force fluid past a resiliently biased valve to a fluid filled cylinder accommodating a piston carrying a contact member for clamping a work piece in the manner of an adjustable wrench or pliers. Continued operation of the plunger increases the pressure applied to the work piece.

Abstract: A wrench device having an adjustable head is provided, and the device comprises: a handle having opposing top and bottom ends, the top end having a protrusion, and the protrusion having a plurality of external slots; a wrench head having opposing top and bottom ends, the top end having at least one stationary wrench contact surface and at least one moveable wrench contact surface, and the bottom end of the wrench head comprising a U-shaped component designed to interact with the protrusion of the top end of the handle; a device for controlling the movement of the moveable wrench contact surface to determine a distance between the stationary wrench contact surface and the moveable wrench contact surface; and a device for engaging the slots of the protrusion to thereby allow movement of the wrench head and lock the head to a desired position.

Abstract: A wrench capable of engaging a workpiece from the side or top. When the workpiece is engaged on the side, a movable jaw opens when a slight pressure is applied against a flat or a point of the nut or bolt. After the jaws of the wrench have pushed past the workpiece, a pin and spring mechanically return the moveable jaw to its closed position. In its closed position, the workpiece is retained by the jaws in the proper seat position. When tightening or loosening the workpiece, the direction of the pull is towards the fixed jaw. Disengagement between pulls is accomplished by turning in the opposite direction of pull. The wrench rides over the points of the workpiece and automatically reseats itself.

Abstract: A drive tool that includes a drive socket. The drive socket includes alternating flutes and lobes and has a conical portion. The lobes, rather than being tapered in the conical portion of the socket, are each uniform in width as they progress to an end of the socket. The fact that the lobes are uniform in width in the conical portion of the drive socket provides for better engagement with the flutes of a conical section of a fastener.

Abstract: The one solid wrench has a flat surface with jaws encompassed within a thin body with a right angle arm attached to the fop side opposite of the open jaw. The top of the arm has a square opening to receive a ratchet extension tool to drive the wrench. The tool is used as an open wrench having a thin wall that requires minimal clearance for 360 degree turning radius without the removal of any connecting lines.

Abstract: A hand tool device incorporates a fluid operated mechanism actuable by a plunger pressurizing a reservoir to force fluid past a valve to a fluid filled cylinder accommodating a piston carrying a contact member for clamping a work piece in the manner of a wrench. Continued operation of the plunger increases the pressure applied to the work piece.

Abstract: A screw fastening device allows efficient mounting and advancing of screws carried on a screw strip along a guide chute to prevent the screws from impacting a target object and damaging the target object and to precisely move the screw strip forward to precisely set the screws at a desired positioning point in a completely fixed condition and also allows for correcting the orientation of the sharp tip of the screw with a guiding and holding device and stably holding a body of the screw to prevent improper orientation of the screw and incorrect screwing thereby effectively and precisely screw the screw to a target object.

Abstract: An improved screw holding and driving device that enables the user to control the screw depth for use with power drills/drivers. The tool has a screw holding/driving device with an optional inset magnet mating with a standard screw driving bit or screw and a sliding outer sleeve with a depth-controlling flared head to absorb and distribute driving force and a depth control depth control stop at a selected longitudinal position based on the controlled depth to which it is desired to drive the screw. The sleeve is cable of complete free rotation and the depth control nut and retaining ring allow the user to set the depth to allow minimal surface penetration/dimpling for materials like drywall board or set above the material for fine carpentry to allow hand driving to complete screw attachment.

Abstract: An oxygen sensor removal tool includes an axial throughbore with an oxygen sensor socket bore at one end and a socket drive bore at the opposite end, and further including a radially extending drive socket arm with a drive socket opening so that the tool may be placed over an oxygen sensor and a socket drive or other drive may be attached to the tool to provide for effective force to permit adequate torque to disengage the oxygen sensor from a vehicle exhaust system.

Abstract: The piston 32 and cylinder 30 of a torque wrench 18 are provided with pressurised fluid from a source 12 through an advance port 16, or from a pump 42 through a return port 38. The source 12 includes a large piston 26 driven from the pump 42 during the advance stroke, and a small piston 22 driving fluid to the advance port 46, or receiving fluid returned from the port 16, during the return stroke. Accordingly, the pistons 22 and 32 form a closed system for fluid moving between the cylinder 24 and the cylinder 30. The pistons 22, 26 are connected by a shaft 68 so that relatively low pressure applied to the piston 26 results in high pressure fluid delivered to the advance port 16. Consequently, a low pressure pump 42 can be used to provide high pressure drive via the source 12, or a low pressure return stroke via the return port 38.

Abstract: A locking system for securing tools on an arbor. The locking system has a collar attached to the arbor, with the collar spaced from the tooling. A nut is placed over the collar and positioned next to the tools. The nut is then rotated to secure the nut between the collar and the tools.

Abstract: In a steady rest (1) for central clamping of rod-shaped workpieces (20) by means of three holding elements (4 or 7), of which the outer holding elements (7) can be swivelled about an articulated pin (8) mounted in a housing (2) and the middle holding element (4) can be adjusted in a straight line, in which coolant or lubricant can be carried to the workpiece (20) by means of ducts (23) worked into the housing (2) and the holding elements, supply of the coolant or lubricant to the middle holding element (4) without leaks is made possible by having a cavity (21) worked into the housing (2) and/or a housing cover (3). In addition, the ducts (22, 23) provided in the housing (2) and/or the housing cover (3) as well as in the middle holding element (4) are connected to the cavity (21) and these ducts (22, 23) are connected together by means of an elastically deformable element (31) that can be configured as a flexible high-pressure hose (32).

Abstract: Problem to be Solved: To provide a cutting method for a laminated sheet to have excellent accuracy and an excellent surface state when cutting and finishing a cutting surface of the laminated sheet. Solution: In this cutting method for the laminated sheet 1, the cutting surface of the laminated sheet 1 cut into a rectangular shape is cut and finished. A control system for the cutting is performed by a copying system using a copying mold 3 and a copying roller 4. Preferably, the cutting surfaces of a plurality of laminated sheets 1 are cut together in an overlapped state of the plurality of laminated sheets 1.

Abstract: An embodiment of the present invention relates to a tool for clamping together pivotable parts under bias relative to each other, using a swing bolt construction for mounting the pivotable parts on a fork of a holder, the swing bolt construction including: a swing bolt with a widened part provided on a first outer end and provided on the other outer end with first fastening device; a nut provided with second fastening device for fastening the nut to the first fastening device on said other end of the swing bolt; wherein the widened part of the swing bolt and the nut are embodied so as to lie during use against the pivotable parts for clamping thereof under the required bias.

Abstract: The object of the present invention is to provide a food dough cutting method and cutting device thereof capable of forming conveyed food dough strips that have nearly identical weight per unit time when dividing band shaped food dough into multiple food dough strips in the conveyance direction, and is further capable of performing the same number of cuts for each food dough strip when cutting each food dough strip along the width direction into food dough pieces having a specified weight. The conveyed food dough is aligned to a position that is displaced by just an alignment displacement amount with respect to a reference position that is based on the installation position of cutting members. The alignment displacement amount is calculated based on the ratio of the width dimension of the food dough and the lengths of food dough pieces that are cut from food dough strips on both sides.

Abstract: A wet wheel cutter including a table top (12) mounted upon a support body, (14) a cutter blade (20) projecting above the table top (12) and being movably mounted for movement between a first angular position and a second angular position relative to the table (top 12), the first and second angular positions being different, the table top (12) being maintained at the same orientation relative to the support body (14) when the blade (20) is at its first and second angular positions.

Abstract: The present invention relates to a web processing device, comprising a plurality of pads Pi revolving around a axis X1, a cutter 30 for cutting a continuous web W, and a plurality of anvils Ai for receiving the cutter 30. The pads Pi receive the continuous web W, and the cutter 30 cuts the continuous web W into a cut-off web W2 together with the anvil Ai positioned at a first relative level L1. The pad Pi revolves around the axis X1 while changing an attitude of the pad Pi by turning about a line extending from the first axis toward the pad Pi, thereby carrying the cut-off web W2 while changing an attitude of the cut-off web W2. When the pad Pi changes its attitude, the anvil Ai relatively moves to a second relative level L2 so as not to hinder the pad Pi changing its attitude.

Abstract: A sawing angle sensing device for a sawing machine includes at least a support frame, a sensing head, an induction plate and a display module. The support frame has one side secured on the rotatable base of a sawing machine for rotating and swinging together with the rotatable base. The sensing head is fixed at the other side of the support frame and actuated to swing by the support frame. The induction plate is disposed at a corresponding location of the sensing head, having its surface provided with a successive signal set made of plural induction members. Thus, the sensing head can always correspond to the induction members and sense the shifting signals of the induction members. The display module is provided with a microchip set to receive signals and collate the signals and then output an angle tilt signal to be shown on a digital display.

Abstract: A bolt lock is described for attachment to a blade collar of a concrete saw. The bolt lock stabilizes the position of a blade collar mounting bolt thereby preventing the bolt from loosening, which could otherwise result in the blade disengaging from the concrete saw.

Abstract: A punch assembly for punching a plurality of consecutive sheets each having a first edge and a second edge generally opposite the first edge includes a punch and a transport assembly having a feeding path for feeding the first edge of a sheet in a feeding direction relative to the punch for punching thereof, and a removal path different from the feeding path for removing the sheet from the punch in a removal direction generally opposite to the feeding direction relative to the punch such that the second edge becomes a leading edge.