Abstract: A bullet has a cylindrical body portion and a conical tip monolithically formed with the body portion. The bullet is hollowed out to form an internal cavity. A sidewall defines the structure of the body portion and the conical tip. Bullet structure provides for a bore size, low weight, high velocity, and low recoil projectile having a full-bore size that does not have to expand to a larger diameter during firing in order to transfer its energy to a larger wound channel. In one embodiment, a plurality of recesses is provided on the body portion and extends through the sidewall. The recesses are disposed circumferentially in the radial direction and are offset longitudinally along a longitudinal axis of the bullet. The internal cavity includes a plurality of trusses extending in a radial direction. Instead of or in addition to, the trusses, the wall of the internal cavity may include one or more ridges.

Abstract: A micrometer with good usability is provided. A micrometer has a frame with an anvil at one end and a spindle at another end, the spindle moving closer to or further away from the anvil. The frame is covered with a heat shield cover. The heat shield cover has a first anti-slip part. The first anti-slip part preferably has a plurality of protrusions.

Abstract: A socket and wrench gauge provides for the portable and precise measurement of the dimension of a bolt or nut across the flats thereof, in order to determine the precise size of the socket or wrench required for use therewith. The socket and wrench gauge consists of two parallel jaws with gripping points, with the first jaw and gripping point extending laterally from an elongated slide scale and the opposite jaw and gripping point extending laterally from an elongated body receiver and raceway through which the slide scale operates. The scale consists of two linear rows of dimensional numbers thereon, with each of the numbers corresponding to a distance between the two jaws and gripping points. The numbers are placed longitudinally along the face of the scale for simplicity and greater legibility.

Abstract: An inner diameter measuring device (50) for measuring an inner diameter of a hollow object to be measured, wherein the inner diameter measuring device comprises a circulation unit (1) and a measuring head (2) and is insertable into inside of an object to be measured, wherein the measuring head has a contact measuring unit (27) for measuring the inner diameter by contacting an inner surface of the object to be measured and an advancing/retreating unit (23) for making the contact measuring unit to advance and to retreat in a radial direction, and wherein the circulation unit can rotate the measuring head around a center line (51) of the inner diameter measuring device.

Abstract: Techniques are described for sensing a position of an object located within an enclosure over a position range. The techniques include generating an expected output signal of each of a plurality of magnetic field sensors disposed along an outer surface of the enclosure, receiving actual output signals from the sensors, wherein each actual output signal indicates a relative proximity of a magnetic target coupled to the object to the corresponding sensor. The techniques further include superimposing the expected output signal over the actual output signals, and iteratively shifting the expected output signal over position relative to the actual output signals and comparing the shifted expected output signal to the actual output signals, until the expected output signal compared to the actual output signals corresponds to a substantially minimized error parameter. The position of the object may then be determined based at least in part on the shifted expected output signal.

Abstract: A position sensing device has a first magnetic flux transmission unit that includes first thin boards made of long shape magnetic material stacked along a board thickness direction and a second magnetic flux transmission unit that includes second thin boards made of long shape magnetic material stacked along the board thickness direction, for defining a gap space between the first and second magnetic flux transmission units when disposing the first and second magnetic flux transmission units on a rotating body. Further, the position sensing device includes first and second magnets disposed between both ends of the first and second magnetic flux transmission units. A Hall IC disposed on a mold part moves within the gap space along a gap space longitudinal direction relative to the rotating body for outputting a signal according to a density of a magnetic flux passing therethrough.

Abstract: In an embodiment, a method may be used to measure a plurality of positions associated with a plurality of magnets based on, for example, a magnetic angle of the magnets. The method may include various acts that may involve, for example, measuring magnetic field components associated with the plurality of magnets. In addition, the acts may include identifying a first angle and a second angle based on the measured magnetic field components. The identified first and second angles may be used to identify a position of a first magnet of the plurality of magnets and a second magnet of the plurality of magnets.

Abstract: A steering torque-steering angle sensor comprising a steering torque sensor module and a steering angle sensor module, wherein the steering torque sensor module operates with a magnetic effective principle and has in this respect a first magnetic encoder and at least one first magnetic field sensor element, wherein the steering angle sensor module has at least a second magnetic field sensor element and a third magnetic field sensor element, wherein the second magnetic field sensor element directly or indirectly senses the magnetic field of the first magnetic encoder, that is to say of the magnetic encoder of the steering torque sensor module, and wherein the third magnetic field sensor element senses the magnetic field of an additional, second magnetic encoder.

Abstract: An interferometer comprises: a light source; a first polarization beam splitter configured to reflect, as reference light, a first polarization component of light emitted from the light source, and to transmit, as measurement light, a second polarization component of the light emitted from the light source; a birefringent-material element located between the light source and the first polarization beam splitter; and a light-receiving device configured to receive an interfering light generated by interference of the measurement light transmitted through the first polarization beam splitter, reflected by a reflecting surface to be measured, and transmitted through the first polarization beam splitter, with the reference light reflected by the first polarization beam splitter. The interferometer is configured such that the reference light and the measurement light pass through the birefringent-material element between the first polarization beam splitter and the light-receiving device.

Abstract: An optical coherence tomography device is disclosed for improved imaging. Reduced levels of speckle in the images generated by the device are obtained by forming a B-scan from a plurality of A-scans, wherein each resolution cell of the B-scan is generated through compounding of a subset of the A-scans and wherein at least some of the subset of A-scans are separated by at least half the diameter of a speckle cell both tangent to and orthogonal to the B-scan at that cell.

Abstract: A measuring apparatus for measuring a position or a shape of a surface to be inspected includes a multi-wavelength interferometer and a control unit. The multi-wavelength interferometer includes an optical system that causes light to be inspected, which enters the surface to be inspected and is reflected by the surface to be inspected, and reference light to interfere with each other, a spectroscopic unit that divides interference light between the light to be inspected and the reference light into each wavelength, and a detector that detects the interference light and is provided for each divided interference light and an optical member that can adjust a position of a light guide portion that guides light from the spectroscopic unit to the detector. The control unit controls the optical member by using information related to inclination of the surface to be inspected to adjust the position of the light guide portion.

Abstract: A method of measuring the length of an electric cable, includes providing an electric cable having a cable length and including a cable neutral axis, and a fiber unit longitudinally extending along the cable and including an optical fiber arranged substantially along the neutral axis, wherein the optical fiber is mechanically coupled with the cable; injecting an optical signal into the optical fiber; detecting back-scattered light from the optical fiber responsive to the injected optical signal; analyzing the detected back-scattered light as a function of time so as to determine the length of the optical fiber, and deriving the cable length from the length of the optical fiber.

Abstract: A target location device has a video camera, a range finder, a self location module and an inertial measurement unit. The device provides a video display including video output of the camera and an object marker such as a cross-hair overlayed on the video output for aiming the camera on a reference point or on a target in the video output. The range finder determines a distance from the device to the target. The self location module identifies the geographic location of the device. The inertial measurement unit includes at least one gyro for providing outputs corresponding to the location of the reference point and the target. Video stabilization may be use to allow accurate placement of the object marker on the target or reference point. Automatic range finder firing and gyroscope error compensation are also provided.

Abstract: A system for detecting an object in three-dimensional space includes: four emitters defining a rectangular detection area, the emitters being disposed around the four vertices of the rectangular detection area respectively; two receivers being disposed at the midpoints of two edges of the rectangular detection area respectively; and an electronic controller being connected with the emitters and the receivers and configured to control the emitters to radiate light in predetermined wavelengths, to control the receivers to capture light in the predetermined wavelengths reflected by the object and thereby output a plurality of signals, and to convert the signals into coordinates of the object.

Abstract: This particle measuring device includes a stage, a reflected light illuminating device, a transmitted light illuminating device, an illumination control device, an imaging device, and an image processing device. Based on a transmitted light image acquired by imaging an opaque fine particle group using transmitted light and a reflected light image acquired by imaging an opaque fine particle group using reflected light, by associating transmitted light particles present in the transmitted light image and reflected light particles present in the reflected light image with each other using a predetermined method, various characteristics (the position, the size, the brightness level, and the like) of individual particles out of a fine particle group are simultaneously measured.

Abstract: The invention relates to an inner diameter measuring device, having a non-contact measuring unit (3) and a contact measuring unit (4) arranged along the same center line, wherein the non-contact measuring unit comprises an image pickup unit (6) arranged on the center line, a laser beam emitting unit (7), and a laser beam diffusing unit (9) having a cone mirror, wherein a laser beam projected from the laser beam emitting unit to the cone mirror is reflected over a total circumference by the cone mirror, the image pickup unit takes an optical ring which is formed by projecting the reflected laser beam to an inner surface of a hollow portion, at least one of an inner diameter or a shape of the inner surface is measured based on an image picked up, and wherein the contact measuring unit comprises a contact measuring head (42) and a circulation unit (41) for circulating the contact measuring head around the center line, wherein the contact measuring head has a contact measuring unit having a contact at a forward e

Abstract: An electronic device includes a projection unit and a detection unit. The projection unit is configured to project light in a projection region on a projection surface. The detection unit is disposed away from the projection unit. The detection unit includes a photodetector and a notification light emitter. The photodetector is configured to detect reflected light of the light from the projection unit within a detection region. The notification light emitter is configured to emit to the projection surface notification light for setting a position of the projection region within the detection region of the photodetector.

Abstract: The present invention relates to means, system and method for measurement of stress strain and fatigue forecasting by the means of Integral Strain Gauges (ISGs) capable of recording information from a surface of a tested object, mathematical processor for analysis of the information recorded on the surface of such gauges. Integral Strain Gauges produced from a custom made reaction sensitive materials.

Abstract: A method of aligning a portable machining system to a pipe end portion includes automatically moving a measurement sensor mounted to the portable machining system about the pipe end portion in a first measurement plane to generate a first set of measurement data. The method includes translating the measurement sensor from the first measurement plane to a second measurement plane. The method includes automatically moving the measurement sensor about the pipe end portion in the second measurement plane to generate a second set of measurement data and processing the first and second sets of measurement data with a processing module to determine a center and an axis of the pipe end portion.

Abstract: A high-resolution imaging and processing method and system for determining a geometric dimension of a part is provided. The method includes directing at least one plane of collimated radiation at a surface of a supported part. Each of the planes is occluded by the part to create unobstructed first and second planar portions of the plane of radiation passing by and not blocked by the supported part and to cast a radiation shadow of the supported part. Each of the first and second planar portions has a width and contains an amount of radiation which is representative of a respective geometric dimension of the part to be determined. The method includes increasing the width and decreasing the intensity of the first and second planar portions imaged on first and second predetermined measuring areas, respectively.

Abstract: A method and system to detect thickness variation of a subject material are described. In an aspect, tribological wear is assessed for a disk drive memory system at the pole tip region of a magnetic head. Images are obtained of a first region and a second region of a subject material utilizing scanning electron microscopy (SEM). The SEM images are image processed to obtain a differential contrast between the first region and the second region. An image intensity variation is determined between masked SEM images of the first region and the second region by obtaining a surface profiler image of the first region and the second region, and overlaying and calibrating the SEM images with the surface profiler images. In an aspect, image intensity variation is converted to quantified thickness utilizing a fitted relation obtained from the calibration of the surface profiler images with the SEM images.

Abstract: A coordinate measuring machine is calibrated by taking optical measurements of an optical flat that includes a grating placed on its surface. The arm of the CMM capable of multi-directional translation in relation to an object is fitted with a white-light interferometric objective and optical measurements are taken of the flat while translating the objective (or the flat) in the coordinate direction subject to calibration. The objective may serve also as the probe of the CMM.

Abstract: The invention relates to an adjustment system (3) for a transfer system (1) in an in-vitro diagnostics system. The adjustment system comprises a contact element (4), which is arranged on a movable element (2) of the transfer system (1). The contact element (4) is arranged on the movable element (2) by means of a joint element (5), wherein the joint element (5) has a self-resetting design and wherein a distance measuring sensor (7, 8) is associated with a distance between the contact element (4) and the movable element (2). The adjustment system enables a quick automated adjustment.

Abstract: Various embodiments relate to a method (700) and system for geo-referencing at least one sensor image. The method comprises the steps of: generating at least one sensor image of a first scene with at least one sensor, accessing a 3D model of the environment comprising geo-coded 3D coordinate data and related to at least one second scene, said second scene encompassing said first scene, matching the sensor image with the 3D model find a section of the 3D model where there is a match between the first and the second scenes, geo-referencing the sensor image based on the geo-coded 3D coordinate data of the found section of the 3D model, and determining a measure related to an uncertainty in the matching between the sensor image and the 3D model.

Abstract: A method includes: a guide cable and an observation platform is provided, a profiler is mounted, and a trigger gear is set at the bottom of the guide cable; a weight drop-off gear is set at the top of the guide cable, when the observation platform is located at the top of the guide cable, one weight is released by the weight drop-off gear onto the observation platform so that the observation platform descends along the guide cable owing to additional gravity, and when the observation platform descends to the given position of the trigger gear at the bottom of the guide cable, the release gear releases the weight on the observation platform so that the observation platform returns by its own buoyancy to the top along the guide cable; another weight is subsequently released by the weight drop-off gear so that the observation platform repeats the foregoing reciprocating motion.

Abstract: An exemplary device for determining a position of a component moved by operation of a motor includes a rotating member that rotates responsive to operation of the motor. At least one accelerometer is supported on the rotating member. The accelerometer provides at least one of an indication of a tangential force that is tangential to a direction of rotation of the rotating member and a radial force that is perpendicular to the tangential force. A controller determines the position of the component based upon the force indication from the accelerometer.

Abstract: A gyro sensor includes a vibrator, a spring part extending from a first fixing part to the vibrator in a direction along a first axis, a drive part that excites the vibrator, and a detection part provided on the vibrator, wherein the vibrator has, in a plan view, first and second vibrating parts arranged side by side in the direction along the first axis and drive-vibrate in anti-phase with each other, a connecting spring part that connects the first and second vibrating parts in the direction along the first axis, and a first elastic member extending from the connecting spring part in a direction along a second axis intersecting with the first axis and fixed to a second fixing part.

Abstract: A microelectromechanical sensor includes a supporting structure and a sensing mass, which is elastically coupled to the supporting structure, is movable with respect thereto with one degree of freedom in response to movements according to an axis and is coupled to the supporting structure through a capacitive coupling. A sensing device senses, on terminals of the capacitive coupling, transduction signals indicative of displacements of the first sensing mass according to the degree of freedom. The sensing device includes at least one first reading chain, having first operative parameters, one second reading chain, having second operative parameters different from the first operative parameters, and one selective electrical connection structure that couples the first reading chain and the second reading chain to the first terminals.

Abstract: Managing routes to meet one or more predetermined conditions, in one aspect, may comprise receiving user information associated with a user via a user's device. Based on the user information, at least a target location to where the user is traveling may be determined. Path information associated with one or more intermediary locations leading to the target location may be received. The path information may be received automatically from one or more sensors installed at the respective intermediary locations for detecting the path information. A route strategy that meets one or more conditions may be estimated by analyzing the user information and the path information. The user information may be obtained automatically from one or more of social network profile data associated with the user, electronic calendar data associated with the user, or historical data associated with the user stored in a user profile database.

Abstract: A method of providing destination information includes storing route information in which location information identifying locations, coordinate points information, and information of locations adjacent to the locations are associated with each other; storing probability information in which current locations, destinations, and probabilities of moving from the current locations to the corresponding destinations are associated with each other; receiving information indicating a current position of a terminal apparatus; determining a current location corresponding to the current position; determining one or more first destination candidates based on the probability information; determining one or more second destination candidates among the one or more first destination candidates, when a next destination is not uniquely identifiable; determining a nearby location indicating a location adjacent to each second destination candidate and the current location; and determining the next destination among the one or m

Abstract: The Canine Handler Operations Positioning System (the Inventors) taught by the present invention consists of one or more dog-worn sensor, one or more handler's shoe-worn sensor, and algorithms for maintaining localization of units of canines and handlers traveling in GPS and GPS-denied areas. The present invention adapts the localization algorithms from the human-based system to dogs, increase performance, reduce SWAP, and further refine the system based on user feedback. The human worn system is modified for the human handler for maximum operational practicality in regard to batteries, size, and interoperability to a radio. The Canine Handler Operations Positioning System (the Inventors) focuses on developing the dog-worn positioning system, modifying the handler's positioning sensor if needed, and integrating the system with an OCU. The complete the Inventors system would provide a positioning solution for both the dog(s) and handler(s).

Abstract: Traffic patterns are monitored for adherence of a user to a suggested route. Deviations from suggested routes are recorded for later upload and/or analysis. Repeated deviations by one, or more, users following similar navigation routes are identified for possible changes in maps and/or routing algorithms.

Abstract: A computer-implemented system and method for dynamically coordinating travel is provided. A plurality of travelers to arrive at a common destination at a common time are identified. A preferred mode of transportation to the destination and a starting location are received for each traveler. An initial route to the destination is generated for each of the travelers based on the received mode of transportation and starting location. Two or more of the travelers are joined by identifying possible pairings between at least two travelers and evaluating a time for each possible pairing of travelers to travel together. A time threshold is applied to the evaluated time for each possible pairing. The travelers of one such possible pairing with an evaluated time that satisfies the threshold are paired. The initial routes of the paired travelers are revised.

Abstract: A navigation device includes a predictive traffic data database to store predictive traffic data at a plurality of times and a map database to store mapping data. A mapping module calculates a route and an estimated time of traversal for a route between a beginning geographic location and an ending geographic location based on the predictive traffic data and the mapping data. A start time modification module monitors for a modification of a start time for the route, with the mapping module recalculating the estimated time of traversal in response to the modification of the start time for the route.

Abstract: An approach is provided for presenting a contextual menu in a map display. A contextual menu platform determines an input for a delineation of at least one route, at least one geographical area, or a combination thereof in at least one map user interface of at least one device. The contextual menu platform determines contextual information associated with the at least one route, the at least one geographical area, the at least one map user interface, the at least one device, at least one user associated with the at least one device, or a combination thereof. The contextual menu platform also determines one or more contextual menu options based, at least in part, on the contextual information. The contextual menu platform further causes, at least in part, a presentation of at least one contextual menu to present the one or more contextual menu options in the at least one map user interface.

Abstract: The disclosed embodiments relate to recognition of navigation and/or guidance related information within an expressed conversational narrative between a provider of the narrative and a receiver thereof. The recognized navigation and/or guidance related information is then converted into navigation data which may be used to present a navigation route and/or guidance information related thereto to the receiver.

Abstract: An approach is provided for correlating and navigating between a live camera image and a prerecorded panoramic image. A mapping and augmented reality application correlates at least one live image with a prerecorded panoramic image, when a first location of a device used to capture the at least one live image substantially matches or falls within a predetermined proximity of a second location of a device used to capture the panoramic prerecorded image. The mapping and augmented reality application causes, at least in part, alternating of the at least one live image and the prerecorded panoramic image in a presentation on a screen of the device capturing the at least one live image.

Abstract: A system for using mobile robots that track visual features of a drawing to create a tangible tactile interface for a user. The user places a hand or finger on a mobile robot to trace and consequently cognize features of interest. The mobile robot tracks visual features and reports a location of the mobile robot to a guidance system. The guidance system presents location information to the user.

Abstract: An electronic apparatus refers to location measurement information measured in the past at each time when the latest location measurement information is output from a location measurement module with a predetermined measurement period, if measurement accuracy is good and it is regarded that a direction change has been made, determines the latest location measurement information as saving “necessary” and stores the information. If the measurement accuracy is no good or it is regarded that a positioning point shown by the latest location measurement information is an intermediate point during linear traveling, the latest location measurement information is not saved. Therefore, a data size to be saved is made smaller than that in related art and draining of a battery taken for writing of data is reduced.

Abstract: A rotational rate sensor is provided having a substrate and a Coriolis element, the rotational rate sensor having a drive means for exciting the Coriolis element to a Coriolis oscillation, and the rotational rate sensor having a detection device for producing a sensor signal as a function of a deflection of the Coriolis element relative to the substrate on the basis of a Coriolis force acting on the Coriolis element, and in addition the rotational rate sensor being configured to carry out a self-calibration when a rotational acceleration signal produced as a function of the sensor signal falls below a specified threshold value.

Abstract: The invention relates to a system and method of transferring user data from a communication module to a data processing center over a telecommunications network. A signalling message is wirelessly received from the communication module in the telecommunications network. The signalling message contains the user data that is subsequently transferred to the data processing center. By inserting the user data in the signalling message(s), it is possible to rapidly transmit data to the telecommunications network, while resources can be saved since it not required to establish a complete circuit-switched or packet-switched connection between the communication module and the telecommunications network. The user data may comprise application data of a program run by the communication module, e.g. alarming data, measurement data or derivatives thereof.

Abstract: An angle measuring system including: a rotary encoder including an encoder main body and a rotating shaft which is freely rotatable with respect to the encoder main body, the rotary encoder which detects a relative rotation angle of the rotating shaft with respect to the encoder main body; a regulation member which regulates an absolute rotation angle of the encoder main body about the rotating shaft within a fixed range; an absolute angle detecting device which detects the absolute rotation angle of the encoder main body about the rotating shaft concurrently with detection of the relative rotation angle by the rotary encoder; and a correction device which corrects the rotation angle detected by the rotary encoder based on the rotation angle detected by the absolute angle detecting device.

Abstract: This disclosure relates to a method for detecting an absolute rotation angle of an optical rotary encoder, and more particularly, to an optical encoder having a signal track for generating a digital pulse which may correct an error when a high-level bit is generated in a Vernier type. The optical encoder according to an embodiment of the present disclosure includes a master track for generating a sinusoidal signal with the fastest cycle, a Vernier track for generating a sinusoidal signal with a cycle smaller than that of the master track by a predetermined value, and a digital track for generating a digital pulse signal with a cycle proportional to the cycle of the sinusoidal signal of the master track.

Abstract: A transmissive optical encoder includes a light emitting element, a light receiving element, a rotatable disk provided with slits and rotatable together with an object of detection, and an optical waveguide having an inlet facing the light emitting element and an outlet facing the light receiving element. The light emitting element and the light receiving element are arranged on the same side in relation to the rotatable disk. The optical waveguide is fixed independently of rotational movement of the rotatable disk.

Abstract: In a gas sensor comprising a housing, a membrane and a sensor element, wherein the housing comprises a measuring chamber and an air supply opening, the sensor element is disposed in the measuring chamber and the membrane separates the measuring chamber from the air supply opening, a particularly good air exchange should be achieved. This is accomplished by providing a flow guiding device in the air supply opening of the housing. The flow guiding device here projects into the housing.

Abstract: In one embodiment, a method includes receiving real-time sensor data from N sensors on the computing device. The real-time sensor data corresponds to a transition in a physical state of the computing device caused by a user of the computing device. The method also includes applying a linear function to the real-time sensor data from each of the N sensors; determining a vector based on an N-tuple comprising the derivatives; comparing the vector with a pre-determined hyperplane with N?1 dimensions; and determining based on the comparison whether the transition is an event corresponding to any of one or more pre-determined imminent uses of the computing device by the user or a non-event not corresponding to any of the pre-determined imminent uses of the computing device by the user.

Abstract: An acoustic volume sensing device is disclosed. The device includes a housing comprising a reference volume chamber and a variable volume chamber, the reference volume chamber and the variable volume chamber connected by a resonant port, a first MEMS microphone located in acoustic relation to the variable volume chamber, a second MEMS microphone located in acoustic relation to the reference volume chamber, a MEMS speaker located in acoustic relation to the reference volume chamber, and a circuit board in electric connection with the first and second MEMS microphones and the MEMS speaker.

Abstract: An ultrasonic flow rate measurement device includes a measurement channel, through which a fluid to be measured flows; and a sensor fixing casing having openings formed in the measurement channel and sensor fixing cavities communicating with the openings. Moreover, the ultrasonic flow rate measurement device includes a pair of ultrasonic sensors contained in the sensor fixing cavities, for measuring the flow rate of the fluid to be measured; and a flow rate measuring unit for detecting the flow rate based on an ultrasonic wave propagation time between the pair of ultrasonic sensors. Furthermore, the ultrasonic flow rate measurement device includes a suppressing member formed at each of the openings, for suppressing the fluid to be measured from intruding into each of the sensor fixing cavities, wherein the suppressing member is molded integrally with the sensor fixing casing.

Abstract: Flowmeters are disclosed herein that include one or more flow path features for improving the measurement accuracy or other aspects of the flowmeter. In some embodiments, the flowmeter includes a measurement section having a non-circular transverse cross-section in which one or more sensors for measuring flow are disposed. The non-circular measurement section can reduce distortion of ultrasonic waves, facilitate chordal measurements with flush-mounted transducers, and reduce the propagation distance between paired transducers. In some embodiments, the flowmeter includes a conditioning section with diametrically opposed longitudinal rib protrusions. The protrusions can reduce swirling flow, direct liquid components of a multi-phase flow towards the sidewalls of the flow path, and guide ballistic particles through the center of the flow path away from sensitive measurement devices.

Abstract: The measuring system comprises: a vibration element for guiding flowing medium and having a lumen; and a vibration element, which is adapted to be contacted, at least at times, by a part of the medium. Additionally, the measuring system includes at least two oscillation exciters for exciting resonant oscillations of the respective vibration elements, two mutually spaced oscillation sensors for registering vibrations of the vibration element, each of which generates an oscillatory signal dependent on vibrations of the vibration element, as well as at least one oscillation sensor for registering vibrations of the vibration element and generating, dependent on vibrations of the vibration element, an oscillatory signal, which has a signal frequency corresponding to a resonant frequency, of the vibration element.