Abstract: The invention relates to a structural element for an orthopedic device, comprising at least one sensor (2) disposed in or on the structural element (1) and connected by means of conductors (13) for transferring energy and/or sensor signals, wherein the conductors (13) are integrated in the structural element (1), extend along an end area (A) of the structural element (1), and open into the end area (A), forming contact surfaces (3) there.

Abstract: A transducer apparatus may include a slide housing, an inner housing, a member attached to the inner housing, a free-floating transducer housing, a transducer, and transducer springs. The inner housing may be moveably disposed within the slide housing. The member attached to the inner housing may be for moving the inner housing relative to the slide housing. The free-floating transducer housing may in at least one position be freely moveably disposed relative to the inner housing. The transducer may be attached to the free-floating transducer housing and may freely change orientations relative to a surface being measured when the free-floating transducer housing is in the at least one position. The transducer springs may attach the free-floating transducer housing to the inner housing.

Abstract: A laminated packaging material is composed of a thermoplastic material outermost layer, a paper base material layer, a conductive barrier layer and a heat sealing innermost layer. An apparatus inspects an opening section, which is formed by at least partly eliminating the thermoplastic material outermost layer and the paper base material layer and by being sealed to be easily opened. In the apparatus, a probe electrode and a grounding electrode are arranged on the outer side and the inner side of the opening section, a current flowing between the probe electrode and the grounding electrode is detected by using the conductive barrier layer, and the sealing status of the opening section is inspected by a judging mechanism.

Abstract: A mounting element for receiving a sensor has a sensor receptacle having an essentially cylindrical or funnel-shaped geometry. The sensor receptacle has openings for wetting of the sensor by a medium. The sensor is fixed in the sensor receptacle without gaps or play by a filling compound, which is in turn mounted by a mechanical undercut.

Abstract: The presently disclosed systems and methods may be utilized in connection with several different sensor suites for detecting objects in the ground. Such systems and methods may be utilized in conjunction with a variety of military and commercial vehicles. In various embodiments, a sensing system may be carried by a vehicle in a stowed or deployed position. While in the stowed position, a segmented boom may have a relatively small vertical profile in comparison to the length of the boom when fully extended. According to various embodiments, in the deployed position the height of the sensor may be controlled to avoid obstructions. A hoist connected to the boom may be utilized to move the boom between the deployed and stowed positions.

Abstract: A venting probe insertion chamber that is attached to a uniquely designed port which combines the attributes of a probe insertion chamber along with the ability to vent to atmosphere gasses that are present in piping system. This invention combines the functions of two existing products in an economically viable product. This inventive design performs all task required without the need for O-rings or sealing elements present on prior art products. Creating a simpler to manufacture and maintain device that allow for a user to obtain accurate readings of temperature and pressure while using a minimal amount of tooling. The user is able to remove the protective cap while using only a single tool to prevent dislodgement of the product from the associated port. Current state of the art can potentially place a user in harm as accidental dislodgement of their product can occur having only a single operator.

Abstract: A strain sensor device for measuring loads on aircraft landing gear. This is done by measuring strains in the lower end of the strut, by which we infer the loading in the entire landing gear structure. These strains can be very large (as high as 10,000 microstrain) and can be imposed in numerous random directions and levels. The present invention includes a removable sensor assembly. An electromechanical means is presented that can accommodate large strains, be firmly attached to the strut, and provide good accuracy and resolution.

Abstract: Disclosed is a millimeter-wave receiving device. The device includes at least one radiometer; and a positioning assembly for holding the radiometer, wherein the positioning assembly comprises: a first positioning member having a first surface; a second positioning member having a second surface, the first surface of the first positioning member and the second surface of the second positioning member holding the radiometer in opposite to each other. With the configuration according to the present invention, the at least one radiometer in the millimeter-wave receiving device can be located in all of freedoms on basis of various design requirements of the radiation path to ensure that the radiometer can be arranged in desired receiving positions.

Abstract: An inspection assembly for insertion inspection of an elongate tubular member. The inspection assembly includes a probe head with a sensor. The assembly also includes a flexible shaft connected to the probe head and transmitting a motive force to the probe head to move the probe head within the elongate tubular member. The probe head includes at least one characteristic to minimize resistance against movement of the probe head along a torturous path within the tubular member.

Abstract: An inspection assembly for inspecting a hollow member, with a probe head, which includes at least one sensor, and a flexible shaft connected to the probe head to transmit motive force. The shaft encloses at least one wire operatively connected to the probe head for sensory operation of the sensor. The shaft has a first part adjacent to the probe head and a second part distal there from. The first part is relatively more flexible that the second part. The shaft has an improved ability to follow a torturous path of the hollow member and for aiding in kink prevention of the shaft. In one aspect, the first part is made of polymer material and has a reduced-diameter and corrugations. Optionally, at least one non-metallic retrieval cable is enclosed within the shaft and connected to the probe head for transmitting a pulling force to the probe head.

Abstract: Disclosed is an acoustic probe/wedge holder that facilitates the operation of holding and sliding the probe over often non-flat test surfaces. The probe/wedge holder is configured to allow the adjustment of the probe/wedge so that the footing of the probe holder and the test surface of the probe or wedge collectively match the surface of a test object, allowing the probe or wedge to have intimate contact with the test surface and the probe holder to be stably disposed on or gliding over the surface of the test object. The surface of the test object is often of non-flat surface, such as that of a pipe.

Abstract: A measuring head has a base and extending spaced apart vertical sidewalls that form a slot into which a tube through which a fluid flows is placed and at least one sensor element mounted in at least one of the sidewalls to detect a characteristic of the flowing fluid. At least one through passage is formed in each of the sidewalls that are aligned opposing each other to form a pair of passages through which a strap is passed above the tube in the head slot and a fastener holds the strap bound to the sidewalls to retain the tube in the slot. One embodiment has a pair of the sidewall slots on each side of a sensor element mounted in a sidewall. A passage also can be provided in the head base through which a strap can pass and then be passed through a pair of the sidewall passages.

Abstract: The present invention provides a non-destructive test apparatus which can be applied not only to a structure in dry conditions but also to a structure constructed under water or in a location to which it is difficult for a worker to gain access. The non-destructive test apparatus includes a support frame which is disposed adjacent to the target structure and has a vertical guide rail, and a vacuum box which moves upwards or downwards along the guide rail of the support frame. The vacuum box is attached to the target structure and creates a vacuum therein. The non-destructive test apparatus further includes a hoist which is provided on the upper end of the support frame to move the vacuum box upwards or downwards, a fastening unit which fastens the support frame and the vacuum box to the target structure, and a vacuum pump which creates a vacuum in the vacuum box.

Abstract: An ultrasonic sensor module attaching device and attaching method include an ultrasonic sensor module 1 having a flange 7 of which the diameter is larger than the hole diameter of a through hole 5 prepared through a bumper 4 of a vehicle; and a fixing ring plate 3 having an engaging section 3b with the flange of the ultrasonic sensor module temporarily fixed on the back of the bumper 4 and a large-diameter fixing section 3c which extends circumferentially of the engaging section and is fixed to the back of the bumper 4; thus, the necessity for positioning the fixing ring plate 3 to the hole 5 of the bumper 4 is eliminated, which can attach easily the ultrasonic sensor module 1 to the back of the bumper.

Abstract: The present invention discloses a solar energy powered outdoor temperature and humidity detection device comprising a cover panel and a display panel. The cover panel further comprises a solar power supply unit and a temperature and humidity detection unit. The cover panel and the display panel are pivotally coupled by at least one pivotal member. The display panel further comprises a display screen and a microcomputer circuit. The microcomputer circuit receives temperature and humidity information from the temperature and humidity detection unit. The temperature and humidity information is transferred to the display screen by the microcomputer circuit and presented on the display screen. The display panel further has an attaching member, whereby the present invention can be mounted on a piece of glass. Thus, the solar power supply unit can absorb sunlight and generate direct current powering the temperature and humidity detection unit to detect outdoor temperature and humidity.

Abstract: The invention provides methods and components for assembly of arrays of sensors from modular units containing component sensors of the array. The methods are particularly useful for forming arrays of microarrays. The sensor modules can readily be assembled in different combinations thereby allowing many different modular sensor arrays to be assembled from the same building blocks. Such modular sensor arrays offer advantages of economies of scale for a manufacturer of the modular units and flexibility for an end user in allowing the user to customize the array of sensor according to the user's own needs from a relatively small number of sensor modules provided by the manufacturer.

Abstract: A device having at least one housing and one bottom connected to the housing. In this context, the housing has a housing wall and the bottom at least one base. Further it is provided for the base to have a specifiable edge. The essence of the present arrangement now lies in the fact that the edge of the base has at least two regions, a first region being situated closer to the housing wall and a second region being further removed from the housing wall.

Abstract: A probe arrangement, in the case of which a probe is arranged within a tubular housing, wherein the tubular housing has at least one process window open to the process medium, and at least one functional element is secured on the probe and surrounded by the process medium. In order to suppress a taking along of the process medium during transfer of the functional element from the measured medium into a rinsing chamber, the tubular housing includes at least one treatment window open opposite the probe (3), preferably for washing, rinsing and/or calibrating the functional element, wherein the functional element is movable between the process window and the treatment window, and, during the measuring in the process medium, the at least one functional element is arranged approximately coincident with the at least one process window of the housing.

Abstract: The static pressure, the differential pressure, and the temperature must be known in order to be able to determine the mass flow rate, the volumetric flow under standard conditions, or the enthalpy flow of a fluid. Desired variables are detected by individual sensors located in an integrated sensor unit, and the values detected by the individual sensors are then processed in a computing unit that is also integrated in the sensor unit. The sensor unit outputs a value, which also takes other parameters and/or physical constants into account, to a control unit that is connected downstream. Some of the computing is advantageously done in the sensor unit so that some load is relieved from the control unit.

Abstract: An instrumentation fitting includes a main body. The main body includes a first end configured to be inserted into an aperture of a vessel and a second end including at least one slot configured to accommodate at least one lead of at least one sensor. The instrumentation fitting further includes a gasket assembly supported by the second end of the main body. The gasket assembly includes a first gasket and a second gasket. The second gasket includes an aperture through which the at least one lead may pass. A flange is secured to the main body. The flange includes at least one aperture configured to receive at least one fastener. A cover plate is configured to be removably attached to the main body by the at least one fastener. The cover plate is configured to contact the first gasket and compress the at least one lead between the first and second gaskets when attached to the main body.

Abstract: A sensor element assembly, including: a sensor element; lead frames provided with the sensor element therebetween, the lead frames fixing the sensor element; a first head protection film protecting the sensor element fixed between the lead frames; an insulating film covering the first head protection film and the lead frames to insulate the lead frames; and a second head protection film (resin layer) further covering the head covered with the insulating film. The sensor element assembly is advantageous in that an epoxy resin layer is formed on a film layer covering a sensor element, so that the strength of the sensor element assembly can be maintained by the epoxy resin layer itself, thereby improving the impact resistance and compressive strength thereof.

Abstract: An insulated accelerometer assembly is provided for attachment to a vibrated component. A base has a portion for engagement and connection with the vibrated component and to transmit vibration. An accelerometer senses vibration and is located at least partially within the base. A housing at least partially encloses the accelerometer and inhibits voltage discharge, corona damage, and voltage tracking on the accelerometer. The housing is made of an insulating material and has an interior for the accelerometer. The housing has a plurality of raised fins on the exterior. A mounting cap also inhibits voltage discharge, corona damage, and voltage tracking and secures the housing. The mounting cap is made of insulating material and has an exterior that includes a plurality of raised fins. A cable has an electrically conductive wire and has a shield to inhibit electrical noise.

Abstract: A downhole tool measurement device mounting system and method and provided.

Abstract: Exemplary embodiments of the present invention relate to methods and devices for monitoring the flow of particulate matter within an exhaust gas stream. In one exemplary embodiment, a particulate matter sensor for an exhaust system of an engine is provided. The particulate matter sensor includes a casing having an attachment feature for mounting the particulate matter sensor to the exhaust system. The particulate matter sensor also includes an insulator disposed within the casing. The particulate matter sensor further includes a sensing rod having a hollow portion extending between a first end and a second end of the sensing rod. The first end of the sensing rod is supported by the insulator and the second end of the sensing rod extending away from the insulator. The particulate matter sensor still further includes an electrical connector assembly engaging the first end of the sensing rod. The electrical connector assembly is configured to transmit a signal generated by the sensing rod.

Abstract: Method and system of monitoring a measuring probe which is in contact with a measurement medium and registers a measurement value of the measurement medium, wherein the method comprises determining and evaluating time-dependent values of a first and a second parameter, wherein the first parameter responds faster than the second parameter to changes in a process to which the measurement medium is subjected, and wherein both of the parameters are probe-specific parameters.

Abstract: The invention relates to a measuring probe for non-destructive measuring of the thickness of thin layers, in particular in cavities, which are accessible by an opening or on curved surfaces, with a measuring head, which comprises at least one sensor element and at least one contact spherical cap, assigned to the sensor element on a surface, to be checked, of the cavity, and with a gripping element for positioning and guiding the measuring probe on and/or along the surface to be measured, wherein on the gripping element, a long, elastically yielding guide bar is provided, which accepts the at least one measuring head on its end opposing the gripping element, in such a way that it is moveable with at least one degree of freedom in relation to the guide bar.

Abstract: An object of the present invention is to provide a gear measurement method which makes it possible to reduce the size of a machine by reducing the amount of travel of a probe and thus reducing a moving range of the probe in a measurement.

Abstract: A test system comprises a sensor container and a testing device. The sensor container has a base and a lid. The container encloses test sensors therein. The container includes a calibration label attached thereto. The label includes electrical contacts located thereon. The electrical contacts encode calibration information onto the calibration label. The testing device has an auto-calibration feature externally located thereon. The testing device is adapted to determine the analyte concentration in a fluid sample. The auto-calibration feature includes calibration elements that communicate with the electrical contacts on the calibration label. The testing device is adapted to determine the calibration information encoded on the calibration label in response to the calibration elements engaging the electrical contacts. The encoded calibration information is determined without inserting the sensor container or the calibration label into the testing device.

Abstract: A duct-mountable sensing unit includes a plurality of sensors for detecting respective parameters, including pressure, of a fluid in a duct. The sensing unit enables fluid communication between the sensors and the fluid in the duct through a single insertion point in the duct.

Abstract: A duct mounted environmental sensing unit includes a plurality of sensors for detecting respective parameters of a fluid in a duct. The sensing unit enables at least three sensors to make contact with the fluid through a single insertion point in the duct.

Abstract: A reference probe for assembly jigs for aircraft structures includes a constraint pin (1), for being inserted into holes purposely provided on the assembly jig for aircraft structures and a reference support (2), associated with the pin, for generating a gap between the parts of the aircraft structure, during assemblage, of a known and standardized amount.

Abstract: An in-line inspection tool comprising sensors and sensor housings is disclosed. Each sensor housing may contain at least one sensor. The tool may further comprise a structure comprising a central axis and a plurality of sensor mounts distributed circumferentially about the central axis. Each sensor mount may support a different sensor housing. The plurality of sensor mounts may support the sensor housings such that the first end of each sensor housing circumferentially overlaps the second end of an adjacent sensor housing. By overlapping, sensor housings may support sensors with substantially uniform spacing around the circumference of the inspection tool in normal operation and still allow sensor housings to move relative to one another to accommodate changes in the dimension of the circumference.

Abstract: The present invention is a breathing improvement monitor that continuously measures involuntary breathing. The monitor is a sensor apparatus that is attached to a patient's mask which is connected to the monitoring apparatus. The sensor may be reusable and attachable and detachable to a mask or it may be an integral part of a breathing mask. The sensor technology may be any type sufficient in the art, including but not limited to solid state sensors, transducers, electromagnetic microturbines and the like. Since the mask does not have to be removed and the sensor provides constant signal to the monitoring apparatus, a real time status of a patient's involuntary breathing capability may be determined for a doctor's consideration.

Abstract: A sonde, inline sonde, or inline sonde and carrier, configuration for use in troubleshooting a pipe and providing precise location of the problem includes a sonde carrier having a first end adapted to attach to a line and a second opposite end adapted to attach to a troubleshooting device. A sonde transmitter having a hollow core is mounted over a line or hose or inline with the sonde carrier between the first and second ends. The sonde carrier includes means for coupling first and second body portions of the carrier together and to a high pressure water line and cleaning nozzle. Means for generating power may be included within the sonde carrier or transmitter for electrically supporting operation of the sonde transmitter. Electrical storage means may also be included to allow for operation of the sonde transmitter hardware during a non-water flow event.

Abstract: A method of calibrating an articulating probe head comprising the steps of measuring an artefact of known dimensions with the workpiece sensing probe mounted on the articulating probe head, in which the articulating probe head is unlocked. An error functional map is generated corresponding to the difference between the measured and known dimensions of the artefact. Subsequent workpieces are measured with the articulating probe head unlocked and the corresponding correction applied. The true dimensions of the artefact may be determined by measuring it with a probe mounted on an articulating probe head in which the axes of the articulating probe head are locked. A mechanical lock is provided to lock the axes of the articulating probe head.

Abstract: A vehicle sensor system consisting of video, radar, ultrasonic or laser sensors, oriented to obtain a 360 degree view around the vehicle for the purpose of developing a situation or scene awareness. The sensors may or may not have overlapping field of views, or support the same applications, but data will be shared by all. Orientation of the sensor to the vehicle body coordinates is critical in order to accurately assess threat and respond. This system describes methods based on measuring force and rotation on each sensor and computing a dynamic alignment to first each other, then second to the vehicle.

Abstract: An arrangement for fastening at least one sensor to a face of a subject to acquire a signal indicative of one or more patient physiological parameter is disclosed herein. The arrangement includes a sensor holder for placing the sensor and having at least one fixing point. The arrangement also includes at least one ribbon being stretching for fastening the sensor holder by means of the at least one fixing point to an ear of the subject. Also a measuring assembly is disclosed herein.

Abstract: A liquid level detector for conductive liquids for vertical installation in a tank, the detector having a probe positioned within a sheath and insulated therefrom by a seal so that the tip of the probe extends proximate to but not below the lower end of the sheath, the lower end terminating in a rim that is provided with notches, said lower end being tapered, the taper and notches preventing debris collection and bubble formation, said lower end when contacting liquid as it rises will form an airtight cavity defined by the liquid, the interior sheath wall, and the seal, the compression of air in the cavity preventing liquid from further entry into the sheath and contact with the seal. As a result, the liquid cannot deposit a film to form an electrical bridge across the seal.

Abstract: A method for manufacturing a sensor in which a sensor element, which comprises at least a first housing, is at least partially encapsulation-molded in an encapsulation-molding process. As a result of the encapsulation-molding process a sensor housing is formed. The sensor element is mechanically connected to a support element and/or accommodated by the support element, after which the sensor element and the support element are encapsulation-molded in a common encapsulation-molding process for forming the sensor housing.

Abstract: A scanner device for performing nondestructive testing of a tube includes an ultrasonic probe, a waveguide (wedge) secured relative to the probe, and an encoder secured relative to the probe. The waveguide has a surface contoured in relation to a radius of a tube to be inspected, and the encoder provides a signal indicative of a location of the probe relative to the tube as the probe, waveguide, and encoder are moved in a direction of a longitudinal axis of the tube. In one example, the tube is part of a waterwall, and the surface of the waveguide extends substantially from a web on one side of the tube to a web on the opposite side of the tube. The waveguide may be removably secured relative to the probe such that the waveguide can be replaced with a waveguide having a different surface contour in relation to a different radius of a different tube to be inspected.

Abstract: Support device (1) for probe (2) to measure the physical characteristics of air in contact with an aerodynamic surface (3) comprises: a rod (9) affixed to a probe (2) to distance probe (2) from an aerodynamic surface (3) such that probe (2) measures the air undisturbed by the aerodynamic surface (3); a support (4) adapted to be affixed to the aerodynamic surface (3) to which the foregoing rod (9) is connected such that support (4) permits rotation of rod (9) about the principal axis (12) of probe (9) to calibrate the position of probe (2) and such that the rotation of rod (9) may be locked once the position of probe (2) has been calibrated. An aerodynamic surface (3) comprising device (1), and a method for the calibration of probe (2) to measure the physical characteristics of the air in contact with an aerodynamic surface (3) are also disclosed.

Abstract: A monitoring apparatus for sensing conditions associated with a package handling system. The monitoring apparatus includes a test package configured for being handled by the package handling system with non-test packages handled by the package handling system. The test package has a housing defining a test package interior and has at least one sensor positioned within the interior for sensing conditions associated with the package handling system. The sensor produces an output signal corresponding to the conditions that it senses. The test package further includes a support positioned within the test package interior and connecting the sensor to the housing so that the sensor is directed generally toward an outside of the test package for sensing conditions associated with the package handling system.

Abstract: A sensor assembly is discussed. The sensor assembly may include a housing. The housing may include an inlet port and an outlet port. The sensor assembly may also include a sensing element disposed within the housing and extending along a longitudinal axis from a first end towards a second end. The sensing element may include heating elements. The sensor assembly may also include a sleeve circumferentially disposed about the sensing element. The sleeve may include a first passageway on a first side of the sensing element and a second passageway on an opposite second side of the sensing element. The first passageway and the second passageway may be longitudinal passageways extending along a length of the sensing element. The sleeve may also include an inlet orifice on one side of the sleeve and an outlet orifice on an opposite side of the sleeve. The inlet orifice may fluidly couple the inlet port with the first passageway and the outlet orifice may fluidly couple the outlet port with the second passageway.

Abstract: The present invention relates to a method for providing a measuring probe (1, 1a, 2) for a probe microscopic examination of a sample in a probe microscope, in particular a scanning probe microscope, in which the measuring probe (1), which has a probe base (1a) and a probe extension (2) formed thereon, is held on a carrier device and the measuring probe (1) is processed before or after a measurement by detaching a section of the probe extension (2). The invention further relates to an arrangement having a probe microscope for the probe microscopic examination of a sample, in particular a scanning probe microscope.

Abstract: A nondestructive inspection apparatus and method for inspecting a structure having an interior opening portion may comprise an inspection apparatus outer probe unit having a plurality of outer probe unit walls each having a surface corresponding to a respective one of the plurality of exterior surfaces of a respective structure wall, the outer probe unit may comprise a first outer probe member and a second outer probe member, magnetically coupled to each other through magnetic attraction between a magnet on the first outer probe unit member and a magnet on the second outer probe unit member; and a magnetic balance positioned to force the second outer probe unit member in a direction of increased magnetic coupling of the second outer probe unit member to the first outer probe unit member through magnetic repulsion between a magnet on the magnetic balance and a magnet on the second outer probe unit member.

Abstract: A universal fitting for in-line fluid measurement in a process application. The fitting including an inlet and outlet port. The fitting also having a body with a fluid flow passage providing fluid communication between the ports. A sensor housing is provided that extends outwardly away from a wall of the body, wherein the housing is sized to receive a sensor assembly, which assembly measures at least one characteristic of the fluid. A base of each housing integrally formed with the wall and including a sensor seat for receiving a portion of the sensor assembly. A probe aperture receives a probe portion of the sensor assembly, each housing having the probe aperture disposed in the wall and extending from the fluid passage through its respective sensor seat. A filtering assembly being disposed between the inlet and outlet ports.

Abstract: A single sensing probe comprising multiple, spatially separate, sensing sites is utilized to sense neural activity. The sensing probe includes multiple conductors each with multiple sensing sites in a fixed geometric arrangement. The sensing probe is configured to comprise multiple combined sensing sites in polytrode configuration. By appropriately combining the wire groupings at each combined sensing site, activity sensed from a single wire with multiple sensing sites, can be coupled with other wires to unmix signals from the spatially separate sites and leverage the power of combinatorics to maximize total recording bandwidth and single neuron/unit yield per wire and per probe.

Abstract: A device is disclosed for sensing the contents of a fluid flowing in a duct system, such as in a ventilation duct. In at least one embodiment of the invention, the device includes a sensing element and a tubular body extending over a cross-sectional portion of the duct at issue and a supply duct with an inlet facing the main flow direction of the fluid and a discharge duct with an outlet located downstream of the inlet, to divert from the flowing fluid a partial flow which is made to pass the sensing element and then re-enter the duct. The outlet is located upstream of the downstream boundary of the tubular body.

Abstract: A motorized bracelet assembly for ultrasonic crack detection in a pipe. The bracelet has a motorized frame adapted for installation around the pipe and a sliding arrangement slideably mounted onto the frame. The sliding arrangement guides a displacement of sensor modules in periphery of the pipe. A first driving device controllably drives the sliding arrangement and thereby displacing the sensor modules in periphery of the pipe at desired operating positions. The bracelet comprises biasing devices for biasing the sensor modules against the pipe and a second driving device for controllably driving the frame along the axial direction of the pipe at a desired operating position.

Abstract: The present invention provides a device and a method for positioning components (3) of a scraper moved through laid pipelines along the inner pipeline wall, the components (3) being located on radially expandable support elements (2) in such a way that with the same spacing between the components and pipe wall for different pipe diameters there is a uniform coverage of the pipe circumference by the components (3). For this purpose in each case at least two support elements (2) succeeding one another in the pipeline circumferential direction are pivotably interconnected by at least one connecting member (4) articulated thereto, so that the support elements (2) are equidistantly spaced in each expansion position.