Abstract: A lock for luggage, sports gear or any type of travel enclosure which can be operated by a key, combination or both, which has at least one removable shackle. The lock has one shackle that secures the lock to the luggage or luggage handle while the other shackle secures the luggage closure or zipper. An addition shackle is provided for the purpose of re-closing the luggage after the luggage is inspected by an international airport security agent. If the luggage is inspected, the inspector simply cuts the zipper shackle and re-secures the luggage using the additional or third shackle. A disposable shackle system allows the customer to replace the cut shackle and return the lock to its original condition for reuse.

Abstract: The present invention is generally directed to the field of safety locks for display devices. In particular, the present invention is directed to a safety lock for real estate listing signs.

Abstract: A key actuation mechanism for mechanically moving a key having a grip end and an insertion end, the mechanism comprising: a housing; a key engagement member configured to releasably engage the grip end of the key, the engagement member moveable with respect to at least a portion of the housing; a drive mechanism in electrical communication with the key engagement member and configured to drive movement of the engagement member; and a switch in communication with the drive mechanism, the switch operable to activate the drive mechanism, which causes the engagement member to move.

Abstract: A securable system for displaying items of merchandise on a display board. The display system includes a lockable end assembly that engages the free end of at least one rod of a merchandise display therein. The end assembly is slidable along the rod between an unlocked position where items of merchandise may be removed therefrom and a locked position where items of merchandise cannot be removed therefrom. The end assembly is lockingly engaged with the rod by a locking mechanism that is linearly moveable within an interior chamber of the end assembly. The end assembly is provided with a specially shaped recess in its outer wall which is positioned perpendicular to the linear motion of the locking mechanism. A complementary dipole magnet key is inserted into the recess to unlock the locking mechanism.

Abstract: In a sidewall of a connector frame, a cantilevered lock arm is provided. A lower end of the lock arm is connected to the sidewall with a curved supporting unit interposed therebetween. The lock arm extends upward from the supporting unit with a space. The supporting unit has a slit to increase the flexibility of the lock arm. An engagement protrusion is provided on the lock arm. Moreover, a fitting sidewall is provided in a box body, and a lock wall having a lock protrusion is provided outside the fitting sidewall. The lock protrusion includes a downward-facing engagement surface. A mold hole used in molding the engagement surface is formed between the fitting sidewall and lock wall. An abutment surface is provided at an upper end of the fitting sidewall and contacted with the supporting unit to close communication between the mold hole and the slit.

Abstract: A lock includes a lock housing, a lock interface, a rotary locking member, a locking bolt, and a locking mechanism. The rotary locking member extends from a side portion of the lock housing, the rotary locking member being rotatable about a first axis between a locking position and a releasing position. The locking bolt is configured to hold the rotary locking element in the locking position when the locking bolt is in a first position and to allow the rotary locking member to rotate from the locking position to the releasing position when the locking bolt is in a second position. The locking mechanism is configured to slide the locking bolt from the first position to the second position in response to proper manipulation of the lock interface.

Abstract: A lockable pipe cover includes an inner cap and an outer cover which are selectively coupled together for axial rotation. When the cap is locked, the inner cap and the outer cover are free to rotate independently from one another thus rotation of the outer cover will not remove the cap from the pipe. In the unlocked position, the inner cap and the outer cover are coupled for rotation and thus rotation of the outer cover results in rotation of the inner cap.

Abstract: An ignition switch and steering lock device for motor vehicles, comprising: a main body; an electronic control circuit provided with input/output interfaces; means for locking; a mechanical actuator, for moving the means for locking. The means for locking are mobile between a locked position in which their action blocks the vehicle steering in a fixed orientation relative to the frame, and an unlocked position in which said elements do not block the rotation of the steering relative to the frame. The means for locking can be moved into the locked position only at a minimum steering lock orientation. The device further comprises at least one unlocked position sensor to determine the position of the means for locking and at least one steering orientation sensor to determine the orientation of the steering.

Abstract: A security system for preventing unauthorised removal of a portable electronic device, such as a portable X-ray detector (106) or the like, from a docking station (100). The docking station (100) is provided with an electromagnetic lock (102) which is activated by means of a software command (112) issued by a screensaver function (110) running on a remote host PC (108). When triggered after some predetermined period of user inactivity, the screensaver function (110) locks the screen and keyboard of the host PC (108) to prevent unauthorised use thereof, and also issues the above-mentioned software command (112) to activate the electromagnetic lock (102) and prevent removal of the detector (106) from the docking station (100).

Abstract: A key inventory chest including a case having a docking port formed therein and including first means for attaching the case to a carrying element, and a tag including second means for attaching the tag to keys, the tag further including a docking button, spaced apart from the second means, of a size and shape for lockable engagement in the docking port to temporarily fasten the keys in the case, wherein the docking button is arranged for snap-in fitting and locking into the docking port and releasable therefrom by digital pressure applied to the button.

Abstract: Systems and methods for automated, rapid composting are disclosed. An air-tight housing prevents odors from leaking out. The housing is thermally insulated to enable the compost to achieve sufficient temperatures for rapid composting. A chambered system, generally including an optional hopper, a reactor, and a cure tray, physically shields odorous material from the external environment. A mixing wand mechanically mixes and/or breaks up the compost material and enhances air flow therethrough. A drip tray segregates liquid byproducts from the solid compost material. An air pump draws in air, while a carbon filter may absorb odors before returning the air to the external environment. A motor provides mixing, and facilitates opening and closing of the two trap doors separating the chambers. An electronic controller automates the composting process while allowing certain settings to be adjusted.

Abstract: The present invention relates to a process for treating wastewater containing suspended solids comprising adding to the wastewater a treating substance in an amount sufficient to enhance at least one of (a) the settling rate of the solids, (b) the bulk density of the solids and (c) the filterability of the solids, said treating substance being selected from the group consisting of (i) bauxite refinery residue known as red mud, and (ii) red mud that has been at least partially reacted with calcium and/or magnesium ions so as to have a reaction pH, when mixed with five times its weight of water, of less than 10.5. In addition, the invention relates to processes for reducing the concentration of dissolved phosphorus-containing species in wastewater, for decreasing the odour of a material having an odour due to the presence of one or more sulphur-containing substances and for decreasing the propensity to develop odours and a composting process.

Abstract: The invention relates to a burnishing roller head (10) for burnishing radii (28) or recesses which respectively laterally define the bearing seats of main and lifting journals (3, 4) of crankshafts (1) for motors of motor vehicles. Two disk-shaped and cylindrical burnishing rollers (11, 12) with the same diameter and approximately the same width are arranged parallel and at a mutual distance from each other in the housing (9) of the burnishing roller head (10) and are mounted in such a way that they can rotate about a common horizontal rotational axis (18) in the housing (9) of the burnishing roller head (10). Said burnishing rollers (11, 12) respectively comprise, on the outer peripheral edges (22) thereof opposing each other, a rotating rounded projection (21) which enlarges the diameter of the respective burnishing roller (11, 12) by a pre-determined measure (24), the axial width of the burnishing roller (11, 12) extending simultaneously over a section of the projection close to the edge.

Abstract: A rolling mill (1) for rolling a metal workpiece (2) that is provided with at least one roll stand (3) as well as with a conveyor (4) for the material to be rolled (2) extending on both sides of the roll stand (3) for a predetermined length (L) is based on the object that in the area of the longitudinal extent of the conveyor (4) at least one holder (5) for a coil (6) of the metal workpiece (2) is provided that can be positioned in a first position (A) in which it does not disturb the transport of the metal workpiece (2) along the conveyor (4) and that can be positioned in a second position (B) in which the coil (6) is positioned close to the roll stand (3) on the conveyor (4) for unwinding or winding up the coil (6).

Abstract: The invention relates to a device for correcting a profile bevel error, in particular the tooth alignment error of the gear (V) of a workpiece (W), wherein said device (1) comprises a clamping device (3) for the workpiece (W), a tool (4) and at least one advancing device (7, 7?) generating the relative movement between the workpiece (W) and the tool (4). The inventive device is characterised in that it comprises a guide device (10, 10?) for the tool (4) and/or for the clamping device (3) which enables to carry out the rotating movement of the tool (4) and/or clamping device around the workpiece (W) axis (X) extending in an advance direction, wherein said rotating movement acts as a compensating movement.

Abstract: In the metal billet to be used for hot dilation forming, a forward side with respect to the pressing direction has a quadrate section and its diagonal length is not more than an inner diameter of a container. Moreover, a backward side with respect to the pressing direction has a circular section and its diameter is substantially same as the inner diameter of the container. The metal billet is heated to a temperature suitable for press working and is set into a container for press forming. While a center of a workpiece of the metal billet is being bored by a boring punch to be operated by a pressing machine, the metal billet is hot-dilated so that a bottomed container for a cask is formed.

Abstract: Improved slide lock apparatus used in bending apparatus to bend stock to an acute angle. A hydraulic cylinder with a ram extendable under hydraulic pressure provides the bending power. The ram automatically retracts a slide from an first outward location when hydraulic pressure is removed to a second inward location for two separate bends to achieve an acute angle bend. This improved slide lock prevents any possible injury to the operator by covering a stop arranged to prevent the slide from moving outward a greater distance then the first outward location.

Abstract: A metal blank that includes a binder trim component having at least one cut edge with a non-linear section. The creation of the non-linear section simultaneously forms a corresponding section in a binder trim component of an adjacent metal blank so that binder material can be shared therebetween. This reduces the amount of scrap metal, as the binder trim component is subsequently cut off and discarded. Furthermore, the non-linear section can include one or more strategically placed formations, such as projections, recesses, flat sections, etc., that cause it to be non-uniform along its length and to be specifically tailored to the manufacturing requirements of the part being formed.

Abstract: Universal press (1) comprising two crosspieces (7, 8) movable relative to each other in a rectilinear direction (C) with mutual approach and withdrawal movement, to act on a series of crimping inserts (2) disposed to define an annular housing seat (3) for a connection sleeve, such as to urge them simultaneously towards this latter and to retract them simultaneously in the opposite direction, following respectively a mutual approach movement and a mutual withdrawal movement of said crosspieces (7, 8). Said press comprises an insert carrier frame (4, 5) which is interposed between said crosspieces (7, 8) and comprises an assembly of slide seats (44) disposed radially about a common central axis (A) and each arranged to receive a respective crimping insert (2) and to slidably guide it in a radial direction with to-and-fro movement with respect to said central axis (A).

Abstract: A forming tool (20) it comprises a substrate (21) and a metallic glass layer (23) on at least the working surface (22) of the forming tool (20) wherein the forming tool is one of: a) a forming tool of an extrusion press; b) a die of a wire-drawing machine; c) a roll of a polymer processing unit.

Abstract: A workpiece supporting device for a multiple-die horizontal forging press comprises a transfer pliers arranged at each recess of a die and having a movable stem operating as a workpiece ejecting means, the stem being coupled, at one end portion thereof, facing a driving mechanism, through a coupling bracket, to a driving rod, one end of which, arranged at a recess of the die respectively of the transfer pliers, houses a workpiece restraining device, formed by a rocker mechanism, which can swing about a cross pivot pin and against a spring means affecting an arm of the rocker mechanism.

Abstract: Methods for generating a calibration factor and for calibrating are provided whereby interstitial spacing between support locations of a platform is used to embed a detectable material, emissions from which are used to generate the calibration factor. In some embodiments, the external space, outer perimeter, and other areas of a platform are used to embed detection materials for the normalization, calibration, correction, compensation, or other method of adjustment for detected emission data. The emission data can be taken from an assay, amplification, reaction, analysis, or other process, for example, from a PCR run or other reaction. By calibrating or adjusting the sample support with the detected emission data, a more efficient detection of the assay, amplification, reaction, analysis, or other process, can be achieved.

Abstract: The invention relates to a method for calibrating a sensor system of at least one measuring bearing for a bearing installation, said method being used to adjust individual measured values of an individual bearing installation using representative reference values of a reference installation.

Abstract: An impact platform (30) for use in drop testing includes a bottom plate (33), a lift plate (31), a bracket (35), and an action member (37). The lift plate is parallel to the bottom plate and capable of moving up and down relative to the bottom plate. The bracket is slidably connected between the lift plate and the bottom plate. The bracket comprises two frames (36, 38) connected to each other and being capable of rotating relative to each other about a common axis. Each frame has a first connecting portion (363, 383) attached to the lift plate and a second connecting portion (365, 385) attached to the bottom plate. The action member is rotatably insertable into the first connecting portions or the second connecting portions of the two frames of the bracket for controlling the movement of the lift plate.

Abstract: Methods and apparatus of evaluating liquid impact are described that included providing a thin layer of an (e.g. atmospheric) liquid, such as water, on the surface of the test sample while being impacted with a (e.g. polymeric) pellet.

Abstract: Described herein is a composite exhibiting a change in electrical resistance proportional to the concentration of a reducing gas present in a gas mixture, detector and sensor devices comprising the composite, a method for making the composite and for making devices comprising the composite, and a process for detecting and measuring a reducing gas in an atmosphere. In particular, the reducing gas may be carbon monoxide and the composite may comprise rutile-phase TiO2 particles and platinum nanoclusters. The composite, upon exposure to a gas mixture containing CO in concentrations of up to 10,000 ppm, exhibits an electrical resistance proportional to the concentration of the CO present. The composite is useful for making sensitive, low drift, fast recovering detectors and sensors, and for measuring CO concentrations in a gas mixture present at levels from sub-ppm up to 10,000 ppm. The composites, and devices made from the composites, are stable and operable in a temperature range of from about 450° C.

Abstract: A combination of a liquid chromatograph and a gas chromatograph was a possible measure for improving precision in analyzing organic chemical substances. However, because elutes from liquid chromatoghaphies contain water and a highly polar solvent, injection thereof into a gas chromatograph has been impossible. Consequently, to develop an analytical method which realizes that combination and an apparatus thereof has been a subject. The method of the quantitative analysis comprises subjecting a sample for analysis prepared beforehand by extracting organic chemical substances from an assay sample to fractionation by a liquid chromatograph, continuously adsorbing a fractionated elute containing a substance to be determined onto a solid-phase cartridge while conducting the fractionation, eluting this substance, which has been adsorbed on the solid-phase cartridge, with an eluent, and transferring the elute to a storage chamber of a gas chromatograph.

Abstract: A device for fixedly supporting a sensor so that the sensor is exposed to a gas to be measured flowing through a passage is provided. The sensor comprises a gas sensing element that detects a physical characteristic of the gas, and a cover that surrounds the sensing element and has a gas inlet hole through which the gas is introduced inside the gas cover. The supporting device is arranged to face the gas inlet hole outside the cover so as to have a gap left between the supporting device and the gas cover.

Abstract: A meter register includes a register body having a rotatable drive shaft coupled thereto. A drive gear is attached to the drive shaft and at least one follower gear is rotatably attached to the register body and coupled with the drive gear. An antenna is provided that includes a first electrically conductive sheet, a second electrically conductive sheet, and an axially extending leg electrically connected to the first electrically conductive sheet and the second electrically conductive sheet. A first electrically conductive sheet is spaced an axial distance away from the second electrically conductive sheet wherein at least a portion of the register body is sandwiched between the first electrically conductive sheet and the second electrically conductive sheet. The meter register can be attached to a meter body and, further, an auxiliary antenna can be attached to the meter register. Also disclosed is a method of operation of a utility measuring system that incorporates the above-described meter register.

Abstract: An apparatus for isolating and/or testing a section of a pipe includes a generally annular body having, on each end, a boss. A resilient member such as an O-ring is provided between the annular body and each boss. A series of electromagnets are provided for forcing or urging the bosses towards each other thereby resulting in deformation of the resilient members resulting in a seal being formed between the apparatus and the pipe. A method for isolating and/or testing a pipe segment is also provided.

Abstract: In a measurement instrument for measuring pollutants in a liquid, such as oil in water, the measurement instrument includes a main unit disposed in a first housing and a sensor unit disposed in a second housing. The housing, manufactured from an electrically insulating material, and an associated electric connection, are sealed against the passage of gas and liquid. The sensor unit has connections which are connected to a conduit system in which flows the liquid which is to be inspection measured. Sensors are further disposed in the sensor unit for emitting a measurement signal. The sensor unit and its electronics lack galvanic connection with electrically conductive components in the main unit, transfer of measurement signals between both of the units taking place by optical energy transfer, capacitative or inductive transfer.

Abstract: An atomic force microscopy sensor includes a substrate, a cantilever beam and an electrostatic actuator. The cantilever beam has a proximal end and an opposite distal end. The proximal end is in a fixed relationship with the substrate and the cantilever beam is configured so that the distal end is in a moveable relationship with respect to the substrate. The electrostatic actuator includes a first electrode that is coupled to the cantilever beam adjacent to the proximal end and a spaced apart second electrode that is in a fixed relationship with the substrate. When an electrical potential is applied between the first electrode and the second electrode, the first electrode is drawn to the second electrode, thereby causing the distal end of the cantilever beam to move.

Abstract: An atomic force microscope and a method for detecting interactions between a probe and two or more sensed agents on a scanned surface and determining the relative location of two or more sensed agents is provided. The microscope has a scanning probe with a tip that is sensitive to two or more sensed agents on said scanned surface; two or more sensing agents tethered to the tip of the probe; and a device for recording the displacement of said probe tip as a function of time, topographic images, and the spatial location of interactions between said probe and the two or more sensed agents on said surface.

Abstract: A fuel pressure sensor diagnosing device for diagnosing a fuel pressure sensor for detecting pressure in a common rail in which a high-pressure fuel to be supplied to an engine is accumulated, the device comprising: fuel temperature detection means for detecting fuel temperature; and failure determination means, provided with the fuel temperature detection means for detecting fuel temperature via subsequent to stopping of the engine, for obtaining a resting and stabilization time between when the pressure in the common rail drops and when the pressure stabilizes on the basis of this detected fuel temperature, detecting a stabilized fuel pressure via the fuel pressure sensor subsequent to lapse of the resting and stabilization time, and determining a failure of the fuel pressure sensor when the detected stabilized fuel pressure exceeds a predetermined upper limit threshold value or is less than a predetermined lower limit threshold value.

Abstract: A fuel tank device capable of detecting consistency includes a fuel storage tank and a consistency detecting box. The fuel storage tank provides fuel needed by a fuel cell as a fuel supply source for the fuel cell. A consistency detecting passage is disposed near the bottom of the fuel storage tank for the fuel flowing outward to the consistency detecting box. The consistency detecting box further includes a signal emitting component, which is disposed in the consistency detecting box and capable of emitting a signal piercing the fuel in the consistency detecting box, a signal receiving component, which is disposed in the consistency detecting box and capable of collecting the signal after piercing the fuel in the consistency detecting box and a consistency detecting component, which is attached to the consistency detecting box, compares the emitted signal with the collected signal for detecting a consistency of the fuel.

Abstract: A pressure sensor comprises a reference voltage generating part which generates a predetermined voltage as a reference and a sensing part which senses the pressure of the detection object and outputs a signal according to the pressure therein. The outputs of the reference voltage generating part and the sensing part are inputted to a tri-state buffer. Switch terminals of the tri-state buffers are connected with the command line. When the command signal is applied to the command line, either one of the output of the reference voltage generating part or the sensing part is outputted to the output line.

Abstract: A chassis dynamometer may include a dynamometer drum member, a housing member to house a stator, a shoe member to form a gap with the dynamometer drum member, an extension shaft member to radially vary the gap dimension. The extension shaft member may extend radially from the housing member, and the extension shaft member may include external threads. The extension shaft member may include a smooth portion, and the extension shaft member may cooperate with a collar member. The extension shaft member may include a hole member, and the extension shaft member may include a fastening member. The collar member may include a shoulder member, and the extension shaft member may include a flange member.

Abstract: A chassis dynamometer includes a flat-belt mechanism configured such that a drive wheel of a vehicle is placed thereon, which includes a rotating member configured to be rotated by rotation of the drive wheel, a bearing portion configured to rotatably support the rotating member, a motor configured to apply a resistance to the rotation of the rotating member, and a bearing supporting member to which a housing of the bearing portion and the motor are fixed, a base configured to support the bearing supporting member from beneath the bearing supporting member, a plurality of three-component force sensors arranged between the bearing supporting member and the base to measure a force transmitted from the drive wheel to the flat-belt mechanism, and a computing unit configured to compute moments with respect to three axes based on measurement results of the plurality of three-component force sensors.

Abstract: A method and apparatus for assessing the tread on a vehicle tyre, measuring tyre pressure and calculating other parameters such as vehicle weight. The vehicle is driven in a longitudinal direction so that the tyre passes over a first lateral sensor (6) that extends across the footprint of the tyre, the first sensor comprising an array of individual force sensing elements (11), which provide outputs indicative of tyre pressure at points across the footprint of the tyre. The sensing elements are sampled at intervals as the tyre moves over them, so as to build up data relating to the entire footprint of the tyre. The sensing elements are of relatively high resolution to detect areas within the tyre footprint where there is tread cut into the tyre, so that the extent of tread coverage can be assessed. Tyre pressure is also determined. The tyre then passes over a series of second lateral sensors (7) spaced at intervals to assess the tyre around its circumference.

Abstract: An apparatus and method for measuring the drying rate of a liquid or liquid film in air or other gaseous media by either: a) measuring changes in the print density of the liquid; b) measuring changes in the dynamic surface tension of the liquid; c) measuring the differential pressure between an inert gas required to displace a sample of the liquid drawn into a capillary tube from a reservoir of the liquid and the pressure required for a bubble of the gas to form in the reservoir; and d) measuring the electrical conductance or resistance of the liquid.

Abstract: A method for optimizing fracture treatments includes interpreting a nominal pump schedule corresponding to a nominal value for each fracture control parameter. The method further includes interpreting environmental variables, and interpreting probability distributions for each of the environmental variables that is uncertain. The method further includes defining an objective function such as a net present value of each fracture treatment over a 365 day period following the fracture treatment. The method includes determining an optimal value for each fracture control parameter according to the objective function by determining the fracture control parameter values that yield the best mean net present value given the variability in the environmental variables as described by their probability distributions.

Abstract: The device is used for the automatic determination of characteristics on textile test material such as yarns, rovings, and slivers. A path is provided for the test material, through which path the test material is moved in its longitudinal direction. At least one measuring element for measuring a parameter of the test material is arranged along the path. In order to reduce the depositing of loose fibres, dust, or dirt particles, a plurality of suction elements, which are arranged along the path and spaced apart from one another, are provided and generate a vacuum, by means of which the undesired particles are sucked from the path.

Abstract: There is provided a method for automatically measuring the takeoff/landing time of an aircraft which has been performed conventionally by human visual observation. Furthermore, there is provided an aircraft takeoff/landing management method using the method. An ACAS signal transmitted from an aircraft transponder is received and a vertical status code contained in the signal or a barometric altimeter indication value change is used to detect/measure a takeoff/landing time. Moreover, the signal is classified according to the aircraft unique identifier contained in the signal. Thus, takeoff/landing information on a plenty of aircraft can be acquired and managed.

Abstract: To provide a filter test apparatus that can easily and efficiently test parallel filters in a clean room, a plurality of filters for purifying air supplied into the room are disposed in parallel, and a moving frame oriented along the exit surfaces of a filter group is disposed in the clean room, in which the exit surfaces of the filter group are used as the ceiling surfaces or side surfaces of the room, so as to allow movement in the direction along the exit surfaces of the filter group in a direction orthogonal to the longitudinal direction of the moving frame. The moving frame is disposed so as to span opposing room walls and in a position near the exit surfaces of the filter group in the room. A filter test device is movably mounted on the moving frame in the longitudinal direction of the moving frame.

Abstract: A channel substrate containing at least one channel for a fluid is provided. A sensor substrate carrying a thermal flow sensor is arranged adjacent to the channel substrate. The flow sensor contains at least one temperature sensor and at least one heater, which are integrated on the sensor substrate. The heater and the temperature sensor are in thermal contact with the channel in the channel substrate. This arrangement allows to measure the flow of the fluid in the channel, which provides an improved monitoring and control. The sensor substrate can have contact pads connected to bond wires or, using flip-chip technology, the contact pads can be connected to circuit paths to the channel substrate.

Abstract: A flow meter includes a heating means (11) for heating a partial region of the outer wall surface of a pipe forming a flow path or for heating a particular region in the pipe; and temperature detecting means for measuring the temperatures of regions for radiating the temperature influence from the heated region to the outside as heat energy (infrared rays), the regions being on the upstream side and the downstream side of the pipe with respect to the heated region. The temperature detecting means consist of an upstream-side non-contact temperature detecting means (12) and a downstream-side non-contact temperature detecting means (13) arranged near the outer wall surface of the pipe in a state of being not in contact with the outer wall surface, and the non-contact temperature detecting means can measure the temperatures of the upstream-side heat energy radiating region and downstream-side heat energy radiating region in a state of being not in contact with the outer wall surface of the pipe.

Abstract: A level meter for measuring the fill level of a medium in a vessel, includes a reference container that can be connected to the vessel in a manner whereby the level in the reference container is identical to that in the vessel. The reference container is provided with an adapter unit for a microwave level meter operating by the radar principle which adapter unit encompasses an injection device for coupling-in a microwave signal. This constitutes a low-cost solution for connecting a microwave level meter to a reference container, ensuring optimized signal injection.

Abstract: A level meter employs the radar concept for measuring the fill level of a medium in a container and incorporates an electric conductor system for conducting an electromagnetic signal into the container and returning reflected components of the electromagnetic signal from the container. Here, the electric conductor assembly is integrated into a wall of the container. The result is a universally employable electric conductor assembly so configured as to be unobstructed by built-in structures in the container such as agitators, intake pipe fittings or discharge connectors.

Abstract: The invention relates to a microgyroscope, that is to say an inertial micromechanical sensor dedicated to the measurement of angular velocities, which is produced by micromachining techniques, and has a novel arrangement of the modules for measuring the movement of the vibrating masses. The gyroscope comprises two symmetrical moving assemblies (30, 50; 30?, 50?) that are coupled by a coupling structure (20, 20?, 22). Each of the two assemblies comprises a moving mass (30) surrounded by a moving intermediate frame (50). The frame (50) is connected to the coupling structure (20, 20?, 22) and can vibrate in two degrees of freedom in orthogonal directions Ox and Oy of the plane of the wafer. The mass (30) is connected, on one side, to the frame and, on the other side, to fixed anchoring regions (34, 36) via linking means (40-46; 52-58) that allow the vibration movement in the Oy direction to be transmitted to the mass without permitting any movement of the mass in the Ox direction.

Abstract: An angular velocity sensor includes a tuning-fork oscillator that includes a base portion, arm portions extending from the base portion, and a pair of driving electrodes that are provided to extend from the front face and the back face to a side face of at least one of the arm portions.