Abstract: A method and system for measuring a property of a multiphase fluid comprising a mixture of at least an oil phase and a water phase travelling through a conduit, the method comprising measuring the thickness of the liquid mixture, measuring the permittivity of a portion of the multiphase fluid, combining the thickness measurement with the permittivity measurement to obtain a derived value for the permittivity of the liquid mixture, and using at least the derived permittivity of the liquid mixture and a relationship between a single phase liquid property and a corresponding two-phase property of the liquid mixture, to obtain a calculated water-to-liquid ratio of the liquid mixture.

Abstract: Nonlinear sensors, which actively exploit dynamic transitions across sub-critical or saddlenode bifurcations in the device's frequency response, can exhibit improved performance metrics and operate effectively at smaller scales. This sensing approach directly exploits chemomechanically induced amplitude shifts for detection. Accordingly, it has the potential to eliminate the need for numerous power-consuming signal processing components in final sensor implementations. Various embodiments pertain to low-cost, linear and nonlinear bifurcation-based mass sensors founded upon selectively functionalized, piezoelectrically actuated microcantilevers. Yet other embodiments pertain to an amplitude-based sensing approach based upon dynamic transitions across saddle-node bifurcations that exist in a sensor's nonlinear frequency response.

Abstract: A sample analyzer for aspirating and analyzing a sample in a sample tube is disclosed. The sample analyzer comprises: a fluid processing section for aspirating liquid contained in a tube with a pipette and flowing the liquid through a fluid circuit; an obtaining section for obtaining identification information for identifying type of tube to be aspirated from; and a control unit. When identifying that the tube to be aspirated from is a cleaning liquid tube, the control unit controls the fluid processing section to aspirate substantially all the cleaning liquid in the cleaning liquid tube with the pipette and use all or partial amount of the aspirated cleaning liquid to clean the fluid circuit.

Abstract: A hardness tester that measures a size of an indent to determine the hardness of a sample. The hardness tester includes an imaging unit, a display unit, a pointing device and a position adjustment unit. The imaging unit takes an image of a surface of the sample. The display unit displays a surface image of the sample and a cursor. The pointing device receives a first instruction instructing a movement of the surface image of the sample appearing on the display unit through a movement of the cursor, and a second instruction instructing a change in a height of the sample stage through a movement of the cursor. The position adjustment unit moves the sample stage in a horizontal direction and in a vertical direction.

Abstract: A hardness tester includes a CCD camera, a monitor, a clipper (a CPU and a clipping program), and a display controller (the CPU and a display control program). The CCD camera captures an image of an indentation formed on a surface of a specimen via field lenses. The monitor displays the image of the indentation captured by the CCD camera. The clipper clips a plurality of regions from the image of the indentation captured by the CCD camera, the regions containing predetermined measurement points. The display controller simultaneously displays on the monitor images of the plurality of regions clipped by the clipper.

Abstract: A fluid testing apparatus for performing fluid flow analysis on a gas turbine engine component having a plurality of fluid cooling circuits each defining one or more openings in the component includes a first sealing insert configured to create a seal at an interface of the first sealing insert to the component to seal off one or more openings of a first fluid cooling circuit of the component and a generic insert separable from the first sealing insert. The first sealing insert is configured as a substantially flat sheet having a shaped perimeter, and the component is clampable to the generic insert to hold the first sealing insert against the component.

Abstract: This heater plug includes: A tubular body (2), A finger (4) mounted inside the tubular body (2) and protruding outside the body at one extremity of this body, and A pressure sensor (8), A membrane (28) extending between the body (2) and the finger (4) enabling a relative longitudinal movement between the finger (4) and the body (2). The pressure sensor (8) is arranged between firstly a first bearing part (38) connected via a first tubular part (20, 20?) to the finger (4) in the vicinity of the membrane (28) and a second bearing part (40) connected via a second tubular part (22) to the body (2).

Abstract: The invention relates to a pressure measuring device comprising a housing, a rod which is movable in the axial direction in the housing under the effect of combustion chamber pressure and protrudes from the housing, a sensor for measuring combustion chamber pressure acting on the rod, and a diaphragm attached to the housing and through which the rod extends. According to the invention, a second diaphragm said second diaphragm generating a return force when the rod undergoes axial displacement caused by pressure on the rod is disposed between the sensor and the diaphragm.

Abstract: This disclosure relates to methods and apparatuses for determining the porosity of a formation surrounding a borehole. A drilling fluid penetrates a distance into the formation as a function of time. First and second porosity measurements are taken, both at a first time and at a second time. The first porosity measurement is of a type selected to indicate a different porosity measurement in the presence of a gas as compared to the second porosity measurement. The first and second porosity measurements are selected to have substantially the same depth-of-investigation into the formation and are affected approximately proportionally by the gas.

Abstract: An apparatus for measuring the amount of snow cover and snowfall using electrical conduction. The apparatus includes: a collection container in which the snow is flowed and is piled up and which is opened upwards; a supporting mount for supporting the collection container; a first conductor that is disposed on a bottom of the collection container and contacts the snow piled up on the collection container; a plurality of second conductors that are disposed spaced apart from each other on sidewalls of the collection container in a height direction of the collection container and contact the snow piled up on the collection container; a power supply unit that is electrically connected to the first conductor and the plurality of second conductors; and a detection sensor for determining that the first conductor and the second conductors are electrically connected to each other, based on the snow piled up on the collection container.

Abstract: An ultrasonic sensor detects the presence or absence of a fluid in contact with the sensor and a level of fluid along the sensor. The sensor includes a first probe having a. transducer element operably connected thereto. The transducer element is configured to transmit an ultrasonic signal through the first probe, A second probe has an other than straight shape. The second probe has a transducer element operably connected thereto that is configured to receive the ultrasonic signal transmitted by the first probe to determine the presence or absence of a fluid and when present, the location of fluid along the second probe. The other than straight shape of the second probe increases the path length of the received signal to increase the resolution and accuracy of sensing the presence or absence of the fluid, and when present, the resolution and accuracy of a location along the second probe at which the fluid is present.

Abstract: A water level sensor switch installed in a sidewall of a water tank for detecting its water level is disclosed to include a housing having two bearing portions clamped on two opposite sides of the sidewall of the water tank and a tightening up screw fastened to a vertical wall at a different plane relative to the bearing portions and stop against the sidewall of the water tank to affix the housing to the water tank, a micro switch mounted in the housing, and a float connected to a switching lever of the micro switch outside the housing for biasing the switching lever up and down subject to the level of water in the water tank.

Abstract: A method of evaluating a positive electrode active material has a density ratio-determining step of determining a ratio of an apparent density Da of the positive electrode active material to a theoretical density Db of the positive electrode active material. For example, when the positive electrode active material contains no closed space in the positive electrode active material, such as closed pores of the positive electrode active material, the ratio (Da/Db) of the apparent density Da of the positive electrode active material to the theoretical density Db of the positive electrode active material will be a value close to 1; however, the more the closed space such as the closed pores exists in the positive electrode active material, the smaller the ratio (Da/Db). Thus, the ratio (Da/Db) can serve as an indicator for measuring the degree of density of the positive electrode active material.

Abstract: A dry and wet bulb psychrometer consists of a first temperature sensor, a second temperature sensor, a water tank, a water absorbing member, a computing circuit and a display screen. The water absorbing member is connected to the second temperature sensor and dipped in water in the water tank. The computing circuit is electrically coupled with the first and second temperature sensors for computing a humidity value by using the temperature values sensed by the first and second temperature sensors and displaying the computed result on the display screen for reading by a user. Thus, the dry and wet bulb psychrometer is convenient for application to provide high-precision level measurement.

Abstract: Input performance measurement system for a bicycle comprising a drive train, chain ring mounted on a crank, a chain that drives the bicycle's back wheel, and which bicycle has pedals mounted on crank arms and the crank, wherein the system comprises at least one sensor to respond to a force applied to the pedals and transmitted to the chain ring to produce an electronic signal relative to said force transmitted to the chain ring, wherein the sensor is embodied with at least one electrical coil, wherein the coil is supported by a device mountable on the chain ring so as to arrange at least one coil positioned adjacent to the chain ring and/or a crank arm, which element is movable with respect to one coil due to forces exerted on at least one of the pedals so as to vary the electrical impedance of said at least one coil.

Abstract: A method for determining a change in a mass of a fan impeller. The method includes inducing a torque to the fan impeller and determining a change in the angular speed of the fan impeller, induced by the torque. A value for a first parameter representing a present mass of the fan impeller is determined on the basis of the change in the angular speed and the torque. The change in the mass is then determined on the basis of the first parameter and a second parameter representing the reference mass of the fan impeller.

Abstract: Disclosed herein is a method of setting valid output sections of a 3-axis acceleration sensor mounted within a tire of a vehicle, including setting an output signal of the 3-axis acceleration sensor in the z-axis direction as a reference signal, setting a specific section of the output signal in the z-axis direction as a valid section where a part of the tire where the 3-axis acceleration sensor is mounted contacts a road surface, and setting sections of output signals of the 3-axis acceleration sensor in the x-axis and y-axis directions corresponding to the valid section in the z-axis direction as valid sections in the x-axis and y-axis directions. The method sets precise valid sections applied to detect information between the tire and a ground surface so as to minimize a component of a noise section by connecting output signals in the x-axis, y-axis and z-axis directions.

Abstract: An angular rate sensor (20) includes conductive plates (24, 26, 28, 30) mounted on a substrate (22), and a structure (34) coupled to the substrate (22). The structure (34) includes a drive mass (36) and a sense mass (40) suspended above the plates (24, 26, 28, 30). The sense mass (40) includes regions (50, 52) separated by a sense axis of rotation (48). Each of the regions (50, 52) has an outer surface (56) and an inner surface (54). An inner gap (68) exists between the inner surface (54) and plates (24, 26, 28). An outer gap (70) exists between the outer surface (56) and the plate (30). The outer gap (70) is larger than the inner gap (68). Plates (24, 26, 28) may be electrodes for force feedback, frequency tuning, and/or quadrature compensation. Plates (30) may be electrodes for sensing angular velocity.

Abstract: Provided is a driving circuit, system, and driving method for a gyro sensor. The gyro sensor driving circuit includes a charge/voltage conversion unit receiving a charge output from a vibration-type gyro sensor and converting the charge output into a voltage signal; a phase converting unit receiving a signal from the charge/voltage converting unit and converting a phase of the received signal; a pulse generating unit receiving an output signal of the phase converting unit and outputting the output signal as a pulse wave; a pulse converting unit converting the pulse wave output from the pulse generating unit into a pulse signal using a certain voltage level as reference so as to apply the pulse wave as a driving signal; and a control unit controlling the pulse converting unit to generate the pulse signal using the certain voltage level as reference.

Abstract: A method and apparatus for manipulating particles. The apparatus comprising an ultrasound source for providing a variable ultrasound signal within a region of interest, and a controller connected to the ultrasound source such that it provides a control signal to the ultrasound source. The variable ultrasound signal creates a pressure field within the region of interest, the shape and/or position of which can be altered by changing the control signal input to the ultrasound source such that a particle within the region of interest will move in response to changes in the pressure field.

Abstract: An apparatus for detecting defects in a railway rail includes a search unit and preferably a roller search unit (“RSU”) mounted on a test vehicle and in rolling contact with the running surface of the rails to inspect each rail. The RSU includes a tire filled with a liquid and a transducer assembly mounted within the tire. The transducer assembly includes one or more arrays of ultrasonic transducers directed toward the running surface of the rail. A laser profiler mounted on the test vehicle in combination with a linear encoder provide profile data which is communicated to a system controller to dynamically adjust the focal laws for the one or more arrays of transducers to dynamically steer the transmitted beams to produce the ideal inspection beam sets while the test vehicle is in motion.

Abstract: An apparatus for detecting defects in a railway rail includes a search unit and preferably a roller search unit (“RSU”) mounted on a test vehicle and in rolling contact with the running surface of the rails to inspect each rail. The RSU includes a tire filled with a liquid and a transducer assembly mounted within the tire. The transducer assembly includes one or more arrays of ultrasonic transducers directed toward the running surface of the rail. A laser profiler mounted on the test vehicle in combination with a linear encoder provide profile data which is communicated to a system controller to dynamically adjust the focal laws for the one or more arrays of transducers to dynamically steer the transmitted beams to produce the ideal inspection beam sets while the test vehicle is in motion.

Abstract: A system and method for providing laser generated ultrasound technique utilizing superimposed line sources is presented. The system and method can generate narrowband Lamb waves with a dominant wavelength by superimposing signals of line sources at the pitch corresponding to the desired wavelength. The superposition can be performed in software after data are collected to permit flexibility in the wavelength selected. Selecting the dominant wavelength in signals can reduce signal complexity and the speeds and frequencies of wave modes with the selected wavelength can be determined through dispersion curves. One or more additional techniques including, but not limited to, two-dimensional Fourier transforms and wavelet analysis can be used to further reduce the complexity of the signals. The system and method can be used, for example, for defect detection in thin plates.

Abstract: An arrangement for detecting toilet flushing by utilizing an acoustically-based motion detector in a simple amplifier circuit. The detector is in contact with the toilet bowl, which acts as a resonant system. Upon detection of such flushing, a subsequent event, such as a cleaning or disinfecting a toilet, ventilating the surrounding area or releasing deodorant into the area, may be triggered. The mechanically resonant system with the provided circuit is capable of separating frequencies from the frequency of the flushing water in a specific bowl design and provides a high degree of immunity to unwanted ambient frequencies. In addition, the system consumes low power and is suitable for battery power operation.

Abstract: The present disclosure provides for systems and methods for fabricating measuring devices, e.g., a pressure gauge, thermometer or the like. More particularly, the present disclosure provides for systems and methods for fabricating measuring device assemblies having zero/span adjustable linkage movements (e.g., zero/span adjustable four-bar linkage movements). In general, the present disclosure provides for measuring device assemblies having zero/span adjustable linkage movements, wherein the zero/span adjustable linkage movements do not adversely affect linearity of the measuring device assemblies, and wherein the measuring device assemblies are rugged and able to withstand certain extreme shock and/or vibration conditions.

Abstract: A resonant pressure sensor including one or more resonant-type strain gauges arranged on a diaphragm may include a sensor substrate made of silicon and including one surface on which one or more resonant-type strain gauge elements are arranged and the other surface which is polished to have a thickness corresponding to the diaphragm, a base substrate made of silicon and including one surface directly bonded with the other surface of the sensor substrate, a concave portion formed in a portion of the base substrate bonding with the sensor substrate, substantially forming the diaphragm in the sensor substrate, and including a predetermined gap that does not restrict a movable range of the diaphragm due to foreign substances and suppresses vibration of the diaphragm excited by vibration of the resonant-type strain gauge elements, one or more conducting holes, and a fluid.

Abstract: Disclosed is a sensor assembly including a port, which may support one or more headers, and a header affixed to the port by a weld joint. The header may support a sensor, such as a pressure sensor. A backing ring protects the assembly from damage that may be caused by welding.

Abstract: A sensor assembly includes a rectangular-shaped pressure sensor element and an electronic circuitry coupled to receive a signal from the pressure sensor element. An open-ended fluid-tight passageway of the sensor assembly conveys fluid from a portal opening of the sensor assembly to a surface of the rectangular-shaped pressure sensor element. The sensor assembly further includes a closed-ended fluid-tight passageway, at least a portion of which is fabricated from metal. The closed-ended fluid tight passageway extends from at least from the portal opening of the sensor assembly to the electronic circuitry on at least a portion of a path adjacent to the rectangular-shaped ceramic pressure sensor element. The sensor assembly includes a temperature sensor element disposed in an end of the closed-ended fluid-tight passageway. Conductive links disposed in the closed-ended fluid tight passageway electrically couple the temperature sensor element to the electronic circuitry.

Abstract: The present invention relates to a retrievable pressure sensor for the in situ measurement of pressure of a process fluid in a pipe/chamber, and to a method for retrieving the pressure sensor. The pressure sensor comprises a pressure-transferring arrangement (2) which includes a device for sealing attachment in an opening in a wall of the pipe/chamber, a cavity (7) containing a pressure-transferring fluid, a first separation diaphragm (5) for separating between the process fluid (3) and the pressure-transferring fluid, and a second separation diaphragm (8a) defining an outer boundary of the cavity (7) containing the pressure-transferring fluid.

Abstract: A method for the manufacture of a platform having a membrane bed includes providing a platform body, which comprises silicon; and removing silicon material from a surface of the platform body by means of laser ablation. Preferably, this is followed by oxidizing the ablated surface and then etching the oxidized surface. In an example of the invention, a resulting pressure sensor comprises two platforms, each with a membrane bed having a contour for supporting a measuring membrane, wherein the contour essentially corresponds to a bend line of the measuring membrane.

Abstract: A device for determining an operating state of a bi-directionally actuated hydraulic adjusting device of a transmission shifting element, which pressurizes active surfaces of a piston. The piston is biased to opposite end positions depending on which of a first active surface or a second active surface is pressurized with high pressure. The areas of the adjusting device, which can be pressurized with the pressure at the active surfaces of the piston, are connected with one another in positions of the piston element, between the end positions, via a throttle device. One of each area can be coupled for adjustment of the piston with the high-pressure area, and the other area with the low pressure area. An additional throttle device is provided upstream of the low pressure area and a pressure measuring device is provided upstream of the additional throttle device.

Abstract: The invention relates to an assembly, in particular for measuring a process variable, which consists of a measuring instrument having a process connection and a housing, which is partially rotationally symmetrical at least in the region of the process connection, and of an adapter having a through-hole, which extends in the axial direction, and a sealing web in the through-hole. The measuring instrument and the adapter are connected to each other in a releasable and sealed manner via two sealing surfaces. According to the invention, at least one of the sealing surfaces then has a coating composed of parylene. The invention furthermore relates to an assembly for the releasable and sealed connection of two medium-carrying parts, in particular pipelines.

Abstract: An improved method and apparatus for direct acting dynamic mechanical analysis capable of accurate data at high frequencies where during temperature ramping, the sample is not in contact with both of 1) the strain excitation means and 2) the stress sensing means, thus providing numerous advantages and allowing additional analysis of sample dimension data and zero strain state.

Abstract: A circuit board has a hollow space partitioned with a detection film on the front side exposed in a passage. The circuit board is accommodated in a recess of a support member and opposed to a bottom surface of the recess on the rear side. The bottom surface of the recess has a groove on one side in both the X-axis and Y-axis directions relative to the detection film. The groove inclines airflow in the groove relative to both the X-axis and Y-axis directions to guide the airflow toward the rear side of the detection film.

Abstract: The present invention relates to an ultrasound transducer assembly for an ultrasound flowmeter, comprising a one-part or multi-part housing (2), which is provided to be connected to a line carrying the medium to be measured, wherein the ultrasound transducer transmits ultrasound through the housing (2) and the ultrasound transducer assembly has the following features: an ultrasound transducer body (4, 7) with a first main surface on the side facing the medium and a second main surface on the side facing away from the medium, first, preferably planar, contact means for electrically contacting the first main surface of the ultrasound transducer body (4, 7), second, preferably planar, contact means for electrically contacting the second main surface of the ultrasound transducer body (4, 7), wherein the first contact means are located between the ultrasound transducer body (4, 7) and the housing (2), through which ultrasound is to be transmitted, of the ultrasound flowmeter.

Abstract: There is a positive displacement flowmeter, which includes at least two primary measuring elements rotatable on respective spaced apart axes within a housing between a fluid inlet and a fluid outlet. The elements are linked to rotate in accordance with volumetric flow through the flowmeter from said inlet to said outlet. There are at least two opposed pole magnets disposed at separated positions on one of the elements and a pole sensitive sensor located in a rotational path of said magnets whereby said sensor is adapted to emit an output signal upon activation by said at least two of said opposed pole magnets.

Abstract: A method for determining a break-away force in an actuator is provided, the actuator comprising an actuator armature including a positioning element movable in relation to the actuator housing. The positioning element is movable by means of an actuator drive such that a driving force is applied through the actuator drive to the positioning element. The actuator is in a resting state in the beginning, the driving energy required for moving the actuator drive is successively increased, wherein the driving energy is converted into a driving force by driving means, and a measurement value at the actuator drive is measured by at least one sensor, wherein as soon as a change of the measurement value is detected, a state is verified in which a holding force counteracts the movement of the position element.

Abstract: A MEMS resonator 100 including a substrate 112; an vibrator 102 including an mechanically vibrating part and a fixed part; at least one electrode 108 that is close to the vibrator and has an area overlapping with the vibrator across a gap 109 in a direction perpendicular to a surface of the substrate; and a pressure transferring mechanism to displace the at least one electrode according to an externally applied pressure so as to change the gap; is connected to a detection circuit that detects transmission characteristics of an AC signal from an input electrode to an output electrode, the input and output electrodes being one and the other of the vibrator 102 and the at least one electrode 108, and the pressure is detected based on the transmission characteristics of the AC signal that is detected by the detection circuit.

Abstract: There are provided a pressure sensor and an input device including the same. The pressure sensor includes: a first conductive substrate having flexibility; a second conductive substrate disposed in parallel with the first conductive substrate; and an elastic dielectric layer disposed between the first and second conductive substrates and including a plurality of structures having a pyramidal shape, wherein the structures of the elastic dielectric layer are deformed according to pressure applied to the first conductive substrate to generate a change in capacitance between the first and second conductive substrates. Accordingly, the pressure sensor is capable of efficiently sensing a small amount of pressure.

Abstract: A method is provided for testing the tightness of an electric machine stator core includes: introducing a test instrument that is connected to a movable support into an air gap between a stator core and a rotor, locally placing the test instrument and locally testing defined zones of the generator stator core. A device for carrying out the method is also provided.

Abstract: An aspect provides a method of autonomously flushing a process instrument, including: providing a sample fluid to a measurement chamber of the process instrument; providing a measurement agent to the sample; and responsive to a predetermined flushing condition, flowing measurement agent free fluid through the measurement chamber. Other aspects are described and claimed.

Abstract: Apparatus for sampling material being conveyed on a primary conveyor comprises a diverter arranged to divert material onto a sampling conveyor running alongside the primary conveyor where it can be weighed by a weightometer and elevated to a discharge point before falling into a falling-stream sample cutter. Material is then returned to the primary conveyor at by a return conveyor. Options include the use of an impact conveyor between the diverter and the sampling conveyor, and the configuration of the sampling conveyor with a wider belt running at a slower speed to improve accuracy.

Abstract: The invention relates to a positioning device for a laboratory apparatus for distributing fluid samples comprising: a base member, a first part at which a transport device can be arranged, the first part arranged at the base member for carrying out at least one operation movement, a second part arranged at the base member at which a sample container holder can be arranged, the first and second parts movable relative to one another for carrying out positioning movements and adapted to be arranged in relative positions, a coupling device for coupling the operation and positioning movements, set up such that the relative positions of the first and second parts can be stepwise changed by way of repeatedly performing the operation movement; and to method for automatically positioning a first part relative to a second part and to a laboratory apparatus comprising such a positioning device.

Abstract: In one embodiment, a fluid sampling apparatus is disclosed. The apparatus includes an inlet that is fluidically linked to a vacuum compartment through a one-way intake valve and a storage compartment that is fluidically linked to the vacuum compartment through a one-way exit valve; and a plunger for intaking a sample through the inlet into the vacuum compartment and then pushing the sample into the storage compartment. A method of fabrication and use are provided.

Abstract: A tractor (100) comprises an internal combustion engine (107) for delivering torque, wheels (10-104) or tracks for imparting a propulsive force to the ground, and a power takeoff shaft (110) for delivering torque to implements attached thereto. The power takeoff shaft is driven by a mechanical drive connection to the engine. An electrical motor/generator (115) is drivingly connected to the engine, and at least one electrical motor (121-124) is arranged to deliver a propulsion force to the wheels or tracks. The motor is electrically connected to, and powered by, the electrical motor/generator. A battery (120) is connected to the electrical motor/generator and to the electrical motor so that electrical energy can be passed therebetween. The motor/generator can also operate as a motor so that the power takeoff shaft is at least partially powered by electrical energy from the battery.

Abstract: A mechanical advantage machine is provided. The mechanical advantage machine may comprise an elliptical track, a mobile weight, and a fulcrum point disposed at a vertex of the elliptical track. The mechanical advantage machine may further include at least one actuation rod coupled to at least one cam, wherein the traversal of the mobile weight about the circumference of the elliptical track causes the track to move causing the actuation rod to move which in turn causes the cam to rotate. A method for generating power may also be provided. The method may include mobilizing a weight about a circumference of an elliptical track comprising a fulcrum point disposed at a vertex of the circumference of the elliptical track, the mobilization pivoting the elliptical track in response to the weight traversing the elliptical track while at least one actuation rod causes the rotation of at least one cam.

Abstract: A bending operation apparatus includes a bending portion, an operation section; an operation lever provided with an axis whose tilting direction and tilting angle are variable; at least two pulling members coupled to the bending portion; a suspension frame fixed to the axis; and an amount-of-operation-force adjustment section which includes a first coupling section provided on the suspension frame and coupled to a first of the pulling members and a second coupling section coupled to a second of the pulling members and adjusts amounts of forces by adjusting a distance from a center line of the axis to the first coupling section and a distance from the center line of the axis to the second coupling section such that a first amount of force to tilt the axis in a first direction and a second amount of force to tilt the axis in a second direction differ from each other.

Abstract: A device for controlling orientation of fan blades of a turboprop including at least one set of fan blades having adjustable orientation attached in rotation to a rotating ring mechanically connected to a turbine rotor. Each blade of the set is coupled to a blade root support pivotably mounted on the rotating ring by a conical gear train including a first gear wheel attached to the blade root support and a second gear wheel attached to the rotating ring and bearing a counterweight that is eccentric with respect to its axis of rotation. A cylinder attached in rotation to the turbine rotor and a rod of which is connected to each counterweight through a connecting arm makes it possible to impart synchronous angular displacement to all the counterweights about the axis of rotation of their respective gear wheel.

Abstract: A bending apparatus includes: a bending portion; an operation element erected vertically from an operation portion having a longitudinal axis and has a shaft portion in which a tilt direction and tilt angle are changeable; a pulling member having one end connected to the bending portion; a pulley on which a rotary body around which the pulling member is wound is arranged; a motor that generates a driving force that rotates the pulley to pull the pulling member wound around the rotary body in a winding direction; a hanging frame that extends in a diameter direction of the shaft portion, and includes an attachment portion to which the other end of the pulling member is attached; and an attachment path setting member provided inside the operation portion, which changes a path of the pulling to the longitudinal axis direction and guides the pulling member to the attachment portion.

Abstract: Disclosed is Z-axis stage driving apparatus to move a stage on which a workpiece such as a wafer is placed along a Z-axis. The Z-axis stage driving apparatus includes a motor, a plurality of elevating devices to move a stage along a Z-axis, a power transmission device to transmit power of the motor to the plurality of elevating devices, and a clutch to control power transmission between the power transmission device and the elevating devices.