Abstract: Methods to predict the rheological properties of composition comprising a filler in a matrix are described. The present invention further involves determining the difference between the work of cohesion and the work of ahhesion for a filler and a matrix in order to quantitatively predict the rheological properties of the system, such as yield point. The ability to predict such properties has numerous advantages. The present invention further relates to a rheological master curve and a method to produce the curve which permits one to predict a Theological property of a composition comprising a filler in a matrix based on the particular polymer used and the particular filler used. Also disclosed is a method of method of choosing a filler to achieve a desired rheological property using the theological master curve described herein.

Abstract: A blood viscosity measuring system and methods for measuring blood viscosity monitors the change in height of one of two, oppositely-moving, columns of blood from the circulating blood of a patient and, given the dimensions of a capillary tube through which the blood flows and by detecting a single blood position of the other oppositely-moving column, determines the blood viscosity over a range of shears, especially low shears. The system includes a tube set (disposable or non-disposable) that includes a pair of riser tubes, a capillary tube of predetermined dimensions that is coupled between the riser tubes (or that forms a portion of one riser tube) and a valve mechanism for controlling the circulating flow of blood from the patient into the riser tubes.

Abstract: An apparatus 10 is provided that measures the speed of sound propagating in a multiphase mixture to determine parameters, such as mixture quality, particle size, vapor/mass ratio, liquid/vapor ratio, mass flow rate, enthalpy and volumetric flow rate of the flow in a pipe or unconfined space, for example, using acoustic and/or dynamic pressures. The apparatus includes a pair of ultrasonic transducers disposed axially along the pipe for measuring the transit time of an ultrasonic signal to propagate from one ultrasonic transducer to the other ultrasonic transducer. A signal process, responsive to said transit time signal, provides a signal representative of the speed of sound of the mixture. An SOS processing unit then provides an output signal indicative of at least one parameter of the mixture flowing through the pipe. The frequency of the ultrasonic signal is sufficiently low to minimize scatter from particle/liquid within the mixture.

Abstract: The invention relates to a device and a method for monitoring the dispersibility of solid formulations. The single-measurement method involves measuring the course of the dispersibility of a sample in a fluid over time. The build-up measurement method involves detecting hard particles in a dispersion. The device according to the invention is equipped with a pump, a flow meter, a charging receptacle for the sample, and a filter element, all of which are connected to each other via a fluid circuit, wherein the filter element is arranged downstream behind the charging receptacle with respect to the direction of flow as predetermined by the pump.

Abstract: A device is provided for the measurement of the moisture content of a substrate. The device utilizes a high-Q LC circuit having a resonant frequency. The LC circuit utilizes a high-Q inductor and a capacitor. The device also utilizes a high frequency signal generator, operable to couple power to the capacitor, electrically coupled to the LC circuit and a fiber matrix modification unit. The resonant frequency of the LC circuit is changeable in response to the moisture content of the substrate placed within the fiber matrix modification unit and proximate to the capacitor.

Abstract: Transparent tablet for evaluation of motor responses furnishing the coordinates of the contact points of at least one conductive probe tip on said tablet, the latter being overlaid on its outer face by a resistive transparent film, such as tin dioxide, and by the provision of current-generating means in a first and in a second directions, setting up voltage gradients along said resistive transparent film in said first and second directions. The voltages picked up by said conductive probe tip at the point of contact are proportional to the distance of said point to the edges of the tablet along each of said directions, the numerical values of said point coordinates being furnished by the conversion to digital form, by an A/D converter, of said voltage.

Abstract: A device for determining physical properties of aerated particulate materials. The device may be formed from an inner container positioned in an outer container, wherein the inner container is adapted to hold a particulate material. An air source is in fluid communication with the inner container for passing air through the inner container. A load application device may extend into the inner container for applying an axial load to a particulate material while air is flowing through the particulate material. The device may include an environmental chamber for controlling humidity and temperature of the air being passed through the particulate material. The device may also include numerous sensors for measuring temperature, pressure, changes in volume, humidity, and other parameters. The sensors may be monitored by a storage device, such as a computer.

Abstract: A flow rate sensor capable of increasing a range where fluid flow rate can be detected with a high accuracy. The flow rate sensor includes: a sensor pipe; a resistor group; a reference resistor group; a constant current source; a first differential circuit; and a flow rate decision unit. The flow rate sensor further includes: a dummy sensor pipe where no fluid is flown; a dummy resistor group changing their resistance value according to the temperature and attached in the longitudinal direction, a dummy reference resistor group, a for-dummy constant current source, switch means for selectively connecting the resistor group with the dummy resistor group in series, a flow rate range increasing differential circuit for detecting a potential difference, and a third flow rate decision unit for obtaining the flow rate of the fluid flowing in the fluid passage according to the potential difference.

Abstract: The gauge comprises concentric inner and outer tubes made of insulating material, with two capacitors each constituted by a set of electrodes, each set having at least one pair of two electrodes in strip form extending along the gauge and placed facing each other on the facing walls of the inner and outer tubes.

Abstract: A capacitive humidity sensor comprising a humidity sensitive film made of an organic polymer resin and provided on a conductive substrate serving as a lower electrode, a moisture permeable upper electrode provided on the humidity sensitive film, and a lead wire electrically connected to the upper electrode is characterized in that the area for the junction of the upper electrode and the lead wire is 2.5 mm2 or less and/or 10% or less of the total area of the upper electrode.

Abstract: A cavity vibrates a sample and is combined with the sample to be equivalent to an LC circuit. An insulator electrically insulates the sample from the cavity. The insulator is placed between the sample and the cavity. A first output unit outputs, to the cavity, a first frequency signal including a frequency which causes the cavity combined with the sample to function as an equivalent circuit of an LC circuit. A second output unit outputs, to the sample and the cavity, a second frequency signal including a frequency which vibrates the sample. An amplitude detection unit detects, based on the second frequency signal, the amplitude of a reflected signal reflected from the cavity, the reflected signal being caused by the first frequency signal.

Abstract: A piezoelectric crystal element and a sensor utilizing the same are presented for use in a sensor device for identifying at least one foreign material from environment. The crystal element comprises at least one crystal resonator in the form of an inverted mesa structure, which has a membrane-like region and has a certain resonance frequency value. A surface region of the crystal resonator is modified by reactive molecules of a kind capable of interacting with the foreign material to yield a reaction product that effects a change in the resonance frequency of the crystal resonator from said certain resonance frequency value. This change is indicative of the identity and quantity of the foreign material.

Abstract: A system for detecting a sound level of vehicles comprising sensor units for detecting vehicles on a road and for measuring a sound level of a detected vehicle. A data processing unit is connected to the sensor units and has an identification recorder for operating the system by recording an identification of the vehicle detected if the sound level is above a given value.

Abstract: In ECU in which a sensor IC and various engine control devices are mounted on a board in a case, the sensor IC has a pressure sensor element covered with mold resin having a pressure introduction hole extending outward from the pressure sensor element so as to open to an outer surface thereof. A cylindrical resilient member is disposed and resiliently deformed between an inner wall of the case and the outer surface of the mold resin so as to allow a pressure introduction inlet formed in the case to communicate with the pressure introduction hole and not to communicate with places where the engine control devices are mounted. The case of ECU is fixed to a surge tank so that a pressure introduction outlet formed in the surge tank communicates directly with the pressure introduction inlet.

Abstract: A pressure transducer capable of detecting leakage of media into the pressure transducer. The pressure transducer comprises a spacer having first and second ends. A first header assembly containing a first pressure sensor for measuring a pressure of the media, is sealingly disposed at the first end of the spacer. A second header assembly containing a second pressure sensor, is sealingly disposed at the second end of the spacer. The spacer, first header assembly, and second header assembly form a hermetically sealed leak detection cavity for capturing the media that leaks past the first header assembly. In operation, the media captured in the leak detection cavity generates a pressure which is sensed by the second pressure sensor.

Abstract: A gyratory compactor apparatus is provided for interacting with a sample within a generally cylindrical mold having a flange. Such an apparatus comprises a frame defining an axis and an offsetable member engaged with the frame for engaging one end of the mold. The offsetable member is displaceable from the axis and is concurrently movable in an orbital motion thereabout. A pressure ram is movable along the axis and a mold-engaging device is engaged with the frame for receiving the mold such that the mold and frame axes are coaxial. The pressure ram is axially movable within the mold to apply a compaction pressure on the sample, and thereby maintains a portion of the mold at a gyration point along the frame axis. The mold-engaging device axially moves the mold into engagement with the offsetable member.

Abstract: The invention relates to a method and a device for measuring flow of liquid based on a contact resistance measurement working inside the flow, containing a high degree of precision and robustness and characterized by a low cost price, simple subsequent assembly and easy cleaning. According to the invention, the liquid is vertically scanned e.g. by means of segmented electrodes or optical systems having vertical resolution, only one section of the vertical segments is scanned for effective use of the measuring device. The vertical segments which are to be scanned are derived from the post values of the scanning and from a reference profile which contains, for example the number of phases in the flow of liquid.

Abstract: A flow measuring device comprising a housing in which a principal flow duct extends in which pressure drop producing means are located responsible for a pressure drop of the pressure flowing through and in the wall of the duct the tapping openings of a plurality of tapping ducts connected with a flow ascertaining means arranged in the housing are provided. The principal flow duct, including the pressure drop producing means and the tapping openings, is a component of a sleeve-like duct insert inserted into the housing coaxially. The inner face of the socket and the outer face of the duct insert are so designed in the form of interfaces that during assembly of the duct insert a correctly coordinated fluid connection of the duct sections in the housing and in the inserts of the tapping ducts is ensured.

Abstract: A process for testing the properties of a rubber sample is provided. This process is suitable for use with current rheometers, curemeters, viscometers, and the like, wherein it is common to change test conditions during the duration of the test, when the rubber sample scorches or reaches full cure. This process provides a method for determining an optimal time for changing the test conditions to which the rubber sample is subjected. With this process specifying times for changing test conditions is no longer required prior to starting the test. Rather, the variable test condition is changed at sample-specific times that closely coincide with the actual scorch time or full cure time of the sample.

Abstract: A system comprising a reticle, a pellicle and a plurality of sensors attached to at least one of the reticle or pellicle. The sensors are configured to sense in-situ strains on the pellicle as the pellicle is mounted to the reticle or frame.

Abstract: The torque sensor outputs a sinusoidal first alternating signal the phase of which changes in accordance with change in the rotation angle of a first shaft, and a sinusoidal second alternating signal the phase of which changes in accordance with change in the rotation angle of a second shaft capable of performing relative rotation, elastically, with respect to the first shaft. A phase difference correspondence signal the waveform of which changes in accordance with change in the phase difference between the first alternating signal and the second alternating signal is output. A value corresponding to the torque transmitted by the first and second shafts is determined from the phase difference correspondence signal.

Abstract: The torque sensor outputs a signal from a first detector which corresponds to the rotation angle of a first shaft, as a first alternating signal the phase of which changes in accordance with this change in the rotation angle, via a resistance and a capacitor which function as a low-pass filter and a high-pass filter. A signal is output from a second detector corresponding to the change in the rotation angle of a second shaft capable of performing relative rotation, elastically, with respect to the first shaft, as a second alternating signal, the phase of which changes in accordance with the change in the rotation angle, via a resistance and a capacitor which function as a low-pass filter and high-pass filter. A value corresponding to the torque transmitted by the first and second shafts is determined from a phase difference correspondence signal the waveform of which changes in accordance with change in the phase difference between the first alternating signal and the second alternating signal.

Abstract: A magnetostriction-type torque sensor 20 includes a shaft 12b formed of a magnetic material and provided with at least magnetostrictive films 20b and 20c; exciting coils 20d′ and 20e′ for exciting the magnetostrictive films 20b and 20c provided on the shaft 12b; detection coils 20d and 20e for detecting a change in a magnetic field; and yoke portions 20f respectively provided around outer peripheries of the exciting coils 20d′ and 20e′ and the detection coils 20d and 20e, wherein a magnetic shield section 20a formed of a magnetic material is provided around the outer peripheries of the yoke portions 20f.

Abstract: Device for determining a torque exercised on a shaft, wherein the shaft comprises a first shaft section and a second shaft section, wherein the two shaft sections can be rotated relative to another, with a multi-pole magnetic ring which surrounds the first shaft section and is connected thereto, and a stator holder which is mounted to the second shaft section, wherein two stator elements are mounted to a stator holder and each stator element comprises fingers projecting in an axial or radial direction which are distributed uniformly at least over part of the periphery with gaps between them, wherein the fingers of each stator element are interconnected via a magnetic flux ring, wherein the magnetic flux rings have a mutual separation and a magnetic field sensor is disposed between the magnetic flux rings, wherein at least one magnetic flux concentrator is associated with the magnetic field sensor, wherein the magnetic flux concentrator surrounds the magnetic flux rings.

Abstract: A method and system for automated remote microbial air sampling includes a sampling enclosure positioned outside an isolator. An infeed sample receiver passes sample containers into the enclosure. An atrium is located within the enclosure and exposes containers to a gas sample. A remote sampling device collects the gas sample from the isolator and passes it to the atrium. A load arm is located within the enclosure. The load arm intermittently permits containers to enter the enclosure and moves containers to the atrium. An outfeed sample receiver passes containers out of the enclosure. The system allows addition and removal of containers from the air sampling system without interrupting the processing of the containers within the enclosure, and allows the first container supplied to the air sampling system to be the first exposed container removed therefrom.

Abstract: A liquid sample handler guide support has a support plate fixedly mounted to the liquid sample handler sample probe support head, which support head is movable between sample aspirating positions, and which support plate has a hole, and a plastic cylindrical guide having a hole is mounted in the plate hole. The sample probe is slidably disposed in the guide during the liquid sample handler operations. A rinse cup is reciprocally movable to a probe rinse position below the guide for insertion of the probe tip for rinsing.

Abstract: A insertion electrode device, which is configured for installing a sensor probe in a container for a measuring medium, includes a probe housing that can be attached to the container and has a probe protector tube serving to receive, hold and guide the sensor probe. The sensor probe has a coupling for electrical connections, and the probe housing is equipped with a protective sleeve to protect the coupling from mechanical stress and moisture. The protective sleeve is connectable to the probe protector tube. A safety adapter is coupled to the end of the probe protector tube that is outside the container. The safety adapter engages a recess of the sensor probe or reaches over a step of the sensor probe and thereby secures the latter against moving in the axial direction.

Abstract: An actuator, wherein a quick release is inserted in a transmission between an activating element (6) and a reversible electric motor (2) for releasing the activating element from the electric motor and the part of the transmission extending from the motor to the quick release. The quick release comprises two cylindrical coupling parts (8,9) surrounded by a coupling spring (11) having outwardly bent ends, said ends being connected with their respective cylindrical elements (12,13), seated to take part in the rotation of the coupling under normal circumstances, and wherein the two cylindrical elements (12,13) with a release (14) are adapted to being rotated mutually to turn the ends of the spring away from each other, such that the spring (11) is released from at least one of the coupling parts (8,9) for complete or partial release of the coupling.

Abstract: A mover device and an ion implanter apparatus having a processing base that reciprocates at a high speed without undesirable noise and vibration are provided. The mover device includes: a fixed base; a movable base that is linearly movable with respect to the fixed base; a processing base that is linearly movable with respect to the movable base; a main linear motor that generates a moving force to move the processing base with respect to the movable base, thereby moving the processing base with respect to the fixed base; and a velocity control unit that controls the moving velocity of the processing base with respect to the fixed base. In this mover device, the movable base is moved by virtue of a reaction force caused by the moving force to move the processing base.

Abstract: There is provided a resin gear 1 capable of improving the strength of a key receiving portion, which is engageable with a key of a driving shaft, to prevent the key receiving portion from being broken by external force applied during rotation. In the resin gear 1, an outside rim 6 is connected to an inside hub 4 by a web 7 in radial directions. On the side of one end of the hub 4, a key receiving portion 10 for engaging a key of a driving shaft 2 is formed. The key receiving portion 10 has a side wall 1 for preventing relative rotation of the key 8 to the hub 4, and a bottom wall 12 for allowing the key 8 and hub 4 from being positioned in directions parallel to the driving shaft 2.

Abstract: A shifting device is provided for the preferably powerless transmission of shift commands to a fully automatic or semi-automatic transmission of a motor vehicle and a frame and/or housing and a gearshift lever mounted pivotably along a shift gate. A first shift stop and a second shift stop are provided for the gearshift lever which each define a shift position for the said gearshift lever. At least one detection device is provided for detecting the shift position(s). An inoperative position is provided into which the gearshift lever pivots back by itself from the deflected shift position, driven by a restoring force. The shifting device has an actuating device, which can countermand a shift stop, so that the gearshift lever can be pivoted beyond the shift position(s) defined by this shift stop.

Abstract: A two-stage, bi-directional shift lever vibration isolator. A shift lever has a sleeve whereinside is a lever vibration isolator which includes a damping body having an axial bore and an outer surface characterized by an hour-glass cross-section composed of convex and concave surfaces; a transmission shift shaft attachment housing located in the bore; an upper washer connected to the housing and abutting an upper end of the damping body; and a lower washer connected to the housing and abutting a lower end of the damping body. The upper and lower washers are sized to provide a predetermined perimeter separation with respect to the sleeve. The hour-glass cross-section of the damping body provides bi-directional natural frequency of vibration and stiffness.

Abstract: Machine for machining large parts of the type that comprises a parallel kinematics machining device that moves freely in the X, Y and Z Cartesian axes, characterized in that the said device is mounted on a platform which moves in the Z axis and is in turn mounted on a bridge that slides along corresponding guides in the X and Y axes. The invention put forward affords the significant advantage of combining the high machining precision and speed of the parallel kinematics machine with the fact that the machine can access large work areas owing to the support platform which is mounted on the bridge.

Abstract: An electrically-driven steering column apparatus includes a steering column rotatably holding a steering shaft and capable of adjusting a position of the steering wheel, and a power transmission mechanism for transmitting to the steering column a rotational driving force of an electric motor as a position adjusting motion driving force, wherein the power transmission mechanism has a joint constructed of a spherical joint element and a cylindrical joint element in which the spherical joint element is slidably fitted, on within a driving force transmission route.

Abstract: A mounting assembly for adjustably supporting a turn signal from a motorcycle handlebar. The mounting assembly includes an L-shaped one-piece mounting bracket having a mounting end and a supporting end. The mounting end is coupled to the handlebar and the supporting end is spaced from the handlebar and defines a supporting bore. The supporting bore includes a reduced portion that defines a first engagement surface and a support shaft is received by the supporting bore and includes an externally threaded portion that supports the turn signal, and frusto-spherical portion that engages the first engagement surface. A set screw is received by the supporting bore and defines a second engagement surface that can be tightened against the frusto-spherical portion opposite the first engagement surface to clamp the second portion and to hold the turn signal substantially fixed.

Abstract: A transmission for a bicycle pedal has a fixed axle with an end operatively connected to a wheel of the bicycle and a guide axle connected to the fixed axle to form a crank. A bicycle pedal is rotatably mounted on a slider which is movably mounted on a guide portion of the guide rod for translation therealong. The ration of gyration of the pedal can be varied by sliding the pedal along the guide axle and/or telescoping the guide axle relative to the fixed axle. The slider and mounted pedal can be rotated toward the bicycle frame for compact storage.

Abstract: A crank case 20 has a mission chamber 52 at a rear part, and a generator chamber 58 and a clutch chamber 59 are provided on both side of the crank case 20 in the direction of the crank shaft. The mission chamber 52 houses a transmission gear mechanism. The mission chamber 52 is bulged to one side in the direction of the crank shaft. A reverse idle gear 90 is disposed in the bulged part of the mission chamber 52. The reverse idle gear 90 is projected through a partition wall between the mission chamber 52 and the generator chamber 58 toward the generator chamber 58. The reverse idle gear shaft 44 has both ends supported by the left end wall 53a of the mission chamber and a shaft support member 66 secured to the end wall 53a.

Abstract: This invention relates to a method for electrowinning of titanium metal or titanium alloys from electrically conductive titanium mixed oxide compounds in the liquid state such as molten titania slag, molten ilmenite, molten leucoxene, molten perowskite, molten titanite, molten natural or synthetic rutile or molten titanium dioxide. The method involves providing the conductive titanium oxide compound at temperatures corresponding to the liquid state, pouring the molten material into an electrochemical reactor to form a pool of electrically conductive liquid acting as cathode material, covering the cathode material with a layer of electrolyte, such as molten salts or a solid state ionic conductor, deoxidizing electrochemically the molten cathode by direct current electrolysis.

Abstract: Bulk, superhard, B-C-N nanocomposite compact and method for preparing thereof. The bulk, superhard, nanocomposite compact is a well-sintered compact and includes nanocrystalline grains of at least one high-pressure phase of B-C-N surrounded by amorphous diamond-like carbon grain boundaries. The bulk compact has a Vicker's hardness of about 41-68 GPa. It is prepared by ball milling a mixture of graphite and hexagonal boron nitride, encapsulating the ball-milled mixture, and sintering the encapsulated ball-milled mixture at a pressure of about 5-25 GPa and at a temperature of about 1000-2500 K.

Abstract: To provide a sintered alloy capable of showing wear resistance and a process for producing the same as well as a valve seat of good wear resistance.

Abstract: Electrochemical and thermal hydrogen storage alloy compositions that provide superior performance, including an electrochemical hydrogen storage alloy that provides superior low temperature discharge characteristics. The alloy compositions include microstructures in the interface region that are highly porous and that include catalytic metallic particles. The microstructures include a large volume fraction of voids having spherical or channel-like shapes and are sufficiently open structurally to facilitate greater mobility of reactive species within the microstructure and in the vicinity of catalytic metallic particles. Greater accessibility to reactive sites accordingly results. The greater mobility of reactive species and/or the greater density of catalytic particles lead to faster kinetics and improved performance (e.g. higher power), especially at low operating temperatures.

Abstract: With the object of effective utilization of a fine powder generated during comminution of a crude material for iron manufacture, a briquette is provided which comprises a porous brittle molded body with a bulk specific gravity of 1.5 or more which is obtained by compression molding a molding composition comprising a fine powder generated during comminution of a crude material for iron manufacture and a reinforcing portion for reinforcing the brittle molded body. Further, with the object of effective reuse of used alumina grinding stones, a briquette is provided which comprises a porous brittle molded body obtained by compression molding a molding composition comprising a comminuted powder of a used alumina grinding stone and a cotton-like aggregate comprising a grinding powder of a ferrous metal and a grinding liquid, and a reinforcing portion for reinforcing the brittle molded body.

Abstract: A sieve tray column for stripping or recovering metal values from a metal value bearing material includes an elongate column body having an upper end and a lower end and a chamber defined therein. A plurality of spaced apart sieve trays are located within the chamber at intervals between the upper and lower ends. A first inlet is located intermediate the upper and lower ends of the column for introducing a value bearing material, such as a solution or slurry thereof, into the chamber, which value bearing material is arranged to flow in an upwards direction through successive trays towards the upper end. A second inlet is located at or adjacent the upper end of the column for introducing a resin into the chamber, which resin is fluidised by the upwardly moving value bearing material and caused to flow from one sieve tray to another successive sieve tray towards the lower end of the column.

Abstract: A jar opener including a lid clamp adapted to clamp onto a lid of a jar; a motor connected to the lid clamp; and a frame having the motor connected thereto. The frame includes at least three frame sections which are vertically slidingly connected relative to one another in series in a general telescoping fashion. The motor is connected to a top one of the frame sections.

Abstract: A cork extractor includes a body having a pair of opposed side walls defining a gap therebetween and having a dimension that radially increases from a first end to a second end of the body. A hinge member is rotatably fixed at the first body end for turning about an axis, and a corkscrew is connected to the hinge member. The corkscrew is pivotable about the axis between a retracted position lying in the gap and an extended position for pulling a cork out from a bottle mouth upon the body being turned about the hinge member while bearing slidingly against the bottle mouth at a position sliding from its first end to its second end.

Abstract: A cutting/stripping apparatus, and methods of operation thereof, which include at least one first blade for rotary motion about the central axis of a multi-layered workpiece, and at least two, second members/blades reciprocally movable along essentially linear axes, toward and away from the one another while remaining equally spaced on opposite sides of the central axis. The general structure of the apparatus may be a single, orbiting blade to provide cutting of the outer layer about its entire periphery and a pair of members movable toward and away from one another to engage the outer layer. The pair of members may have linear, opposed edges, or may have a V-shaped or radiused (curved) cutting edges. Electronic controls and software, together with selective operator inputs which define operation of the apparatus, permit cutting the outer layer of the workpiece by either the rotary blade or the reciprocating blades.

Abstract: A roof tool having a movable blade for removing roofing materials from a roof includes a carriage and a handle assembly pivotally mounted at a first end to the carriage. A blade is mounted adjacent the first end of the handle assembly for movement with the handle assembly when the handle assembly is pivotally moved relative to the carriage. Movement of a second end of the handle assembly causes leveraged movement of the blade relative to the carriage.

Abstract: An electrically insulated hand tool with a detent mechanism allows for rotation and/or for the transfer of force in a specific direction only, with the direction of rotation and/or the direction of the transfer of force is determined through two pushbuttons. The electrically insulated hand tool with a detent mechanism includes, in the body of the tool, a top closed by an upper sheet metal cover, and from below, by a lower sheet metal cover, and a switching mechanism controlled by two switching pushbuttons which are covered with a soft membrane, with the whole tool being covered with an insulating coating.

Abstract: A rotatable coaxial cable thumb socket for use with an elongated coaxial cable. The thumb socket includes a sleeve shaped body mounted over the coaxial cable in proximity to a rotatable end nut associated with the cable. The sleeve shaped body further exhibits a hexagonal cross sectional shaped interior surface which exhibits an inward taper extending in an axial direction towards the rotatable end nut and to enhance frictional engagement with the nut. Upon axial translation of the body, over the end nut, the hexagonal cross sectional shaped interior surfaces contact associated exterior surfaces of the end nut, and such that the socket body is rotated to facilitate both loosening and tightening of the end not relative to a threaded socket receptor.

Abstract: An enclosed wrench has a drive head defined at an end provided with an opening therein, on the internal surface of the opening a plurality of uniform drive protrusions being disposed respectively and each of which is isosceles triangle structure, the sidelines of each adjacent pair of drive protrusion are crossed. A vertex of each drive protrusion is identical with that of a vertex of the respective isosceles triangle. The height of the isosceles triangle is equal to the sum of the absolute value of the international tolerance of the wrench and that of the corresponding working piece to be driven.