Abstract: Disclosed are devices, materials, systems, and methods, including a device that includes one or more structural components, at least one of the one or more structural components comprising substantially HfO2—TiO2 material. Also disclosed is a hemispherical resonator that includes a hemisphere including one or more structural components with at least one of the one or more structural components comprising substantially HfO2—TiO2 material, a forcer electrode configured to apply an electrical force on the hemisphere to cause the hemisphere to oscillate, and one or more sensor electrodes disposed in proximity to the hemisphere and configured to sense an orientation of a vibration pattern of the hemispherical resonator gyroscope.

Abstract: An angular velocity sensor includes a vibrator located along x-y plane specified by x direction and y direction that are orthogonal to each other; a substrate that is separated away from the vibrator along z direction perpendicular to the x-y plane; an anchor device extended from the substrate to the x-y plane in which the vibrator is located; a linkage beam device that links the anchor device to the vibrator, the linkage beam being able to twist about the y direction; an excitation portion that vibrates the vibrator along the z direction; and a detection portion that detects an angular velocity based on a displacement along the x direction of the vibrator. The vibrator includes a linkage region to link with the linkage beam device, and the linkage region becomes a wave node when the vibrator vibrates along the z direction.

Abstract: A vibrating gyroscope includes a frame body, first and second exciting members, detection members that detect vibration of the frame body, a first mass adding member, a second mass adding member, a first connecting member, and a second connecting member. The frame body includes first and second vibrating portions, first and second coupling portions, a first supporting portion, and a second supporting portion. The first and second coupling portions couple the first and second vibrating portions. The first supporting portion extends towards the second coupling portion from the first coupling portion. The second supporting portion extends towards the first coupling portion from the second coupling portion. The first and second exciting members and excite the first and second vibrating portions, respectively. The first and second mass adding members are provided at outer sides of the frame body, and are connected to the first and second vibrating portions, respectively.

Abstract: A gyro sensor includes a base, a first connection arm and a second connection arm that extend from the base in opposite directions along an X axis, a first drive oscillation arm that extends from the first connection arm along a Y axis, a second drive oscillation arm that extends from the second connection arm along the Y axis, and a first detection oscillation arm and a second detection oscillation arm that extend from the base in opposite directions along the Y axis, and each of the first drive oscillation arm and the second drive oscillation arm has an oscillation component along the X axis and an oscillation component along a Z axis.

Abstract: A MEMS detection structure is provided with: a substrate having a top surface, on which a first fixed-electrode arrangement is set; a sensing mass, extending in a plane and suspended above the substrate and above the first fixed-electrode arrangement at a separation distance; and connection elastic elements that support the sensing mass so that it is free to rotate out of the plane about an axis of rotation, modifying the separation distance, as a function of a quantity to be detected along an axis orthogonal to the plane. The MEMS detection structure also includes: a coupling mass, suspended above the substrate and connected to the sensing mass via the connection elastic elements; and an anchoring arrangement, which anchors the coupling mass to the substrate with a first point of constraint, set at a distance from the axis of rotation and in a position corresponding to the first fixed-electrode arrangement.

Abstract: An acoustical wave measuring apparatus capable of achieving an acoustic match even when the shape of a holding member changes largely along a scanning direction of a probe, including a holding member which holds a test object, a probe which receives an acoustical wave, and a sealing member, and the acoustical wave is received by running the probe for scanning with respect to the holding member while an acoustic matching agent for performing acoustic impedance matching between the probe and the holding member is injected into between a receiving surface and the holding member. The sealing member includes a portion with elasticity arranged at the receiving surface of the probe and is biased in a direction which brings the sealing member into contact with the holding member such that the portion contacts the holding member to seal a space between the receiving surface and the holding member.

Abstract: A pipe processing device provided with a subject insertion body (1) includes an insertion end portion (2) that is provided on a front side of the subject insertion body inserted into the pipe and is formed on an outer diameter smaller than an inner diameter of the pipe, an axial ultrasonic sensor (21) that transmits and receives a sonic wave in an insertion direction with respect to a front end of the insertion end portion, a radial ultrasonic sensor (22) that transmits and receives a sonic wave in a direction intersecting a center axis at a side portion of the insertion end portion, and a control unit that controls the movement mechanism according to detection results of the axial ultrasonic sensor and the radial ultrasonic sensor.

Abstract: A method is provided in which radiussed components are scanned by moving the focal point of a curved array into the component, whilst keeping the geometric focal point of the array coincident with that of the radiussed component.

Abstract: An MRE excitation apparatus (100) comprises an excitation device (110) that generates vibration, and a transmitter (120) that is made using a non-magnetic material and that, with one end-section being fastened to the excitation device (110) and the other end-section being connected with a living body (300), and that extends in direction that vibration is transmitted from the excitation device (110) and transmits longitudinal vibration from the excitation device (110) to the living body (300). The frequency of the vibration is 125 Hz or greater, the amplitude of the vibration is 0.2 mm or greater, and the primary natural frequency of the longitudinal vibration of the transmitter (120) is further on the higher side than the frequency band of the vibration from the excitation device (110).

Abstract: A device (D) for measuring the vibrations generated in a material, includes at least two separate modules, namely: a first module including a sensor provided with a membrane stretched over a rigid part, and a second module including a stressing device capable of generating vibrations by friction inside the material.

Abstract: A microelectronic device tester has a mounting member (for mounting a device), a drive shaft connected to the mounting member, and a vibration shaft mechanically in communication with the drive shaft. The drive shaft and vibration shaft are non-coaxial, and the drive shaft has a drive shaft proximal end and a drive shaft distal end. The drive shaft proximal end is connected to the mounting member, and the drive shaft distal end terminates proximal of the entire vibration shaft.

Abstract: A robot includes a mounting base, an arm body, a pressure measuring assembly and a protective cover. The arm body is rotatably connected with the mounting base. The pressure measuring assembly is positioned on an outer surface of the mounting base. The protective cover is mounted on the outer surface of the mounting base and covers the pressure measuring assembly. The protective cover includes a base body, a first sidewall and a second sidewall. The base body defines an observation window to observe the pressure readout values from the pressure measuring assembly. The first sidewall and the second sidewall extend from opposite ends of the base body; the first sidewall and the second sidewall are positioned on the mounting base. The base body, the first sidewall and the second sidewall form a receiving space to receive the pressure measuring assembly.

Abstract: A pressure sensor chip includes a sensor diaphragm that outputs a signal in accordance with a pressure differential, and first and second holding members that face, on peripheral edge portions thereof, one face and another face of a sensor diaphragm, and are in contact therewith. In the peripheral edge portion of the first holding member, in a region that faces the one face of the sensor diaphragm, a region on an outer peripheral side is a region that is bonded to the one face of the sensor diaphragm, and a region on an inner peripheral side is a region that is not bonded to the one face of the sensor diaphragm.

Abstract: A sensing module of the disclosure comprises a sensing device, a voltage generating device, a compensating device, and a voltage controlling device. The sensing device comprises a first reference terminal and a second reference terminal. The compensating device is coupled between the second reference terminal and a voltage reference terminal. The voltage controlling device is respectively coupled to the first reference terminal, the second reference terminal, and the voltage generating device. The voltage controlling device is used for outputting a first voltage signal to the first reference terminal based on the reference voltage signal and a cross voltage of the compensating device. A temperature variation of an impedance of the compensating device positively correlates to a temperature variation of an impedance of the sensing device. A temperature variation of a sensitivity of the sensing device negatively correlates to a temperature variation of the reference voltage signal.

Abstract: A sensor device includes at least one sensor device coupled to a substrate. A solder pad interface includes a plurality of steps, with at least a portion of the steps positioned at different planes, each of a step having a solder pad. A cable with a plurality of cable leads, is configured for each of a cable lead to be coupled to a solder pad.

Abstract: An apparatus for testing an angle between first and second legs of a torsion spring includes a board, a limiting block and a pin sandwiching the first leg, a positioning member positioning a main body of the torsion spring with the limiting block, and a test block including a bottom wall slidably contacting the limiting block, and a first sidewall and a second sidewall. Angles between the bottom wall and the first and second sidewalls are respectively minimal and maximal values that equal 180 degrees subtracted by an angle within a qualified range between the first and second legs. The first and second sidewalls is moved toward the second leg in turn. If a bottom end of the first sidewall and a top end of the second sidewall both can contact the second leg, the angle between the first and second legs is qualified. Otherwise, the angle is unqualified.

Abstract: The present invention provides an acoustic flow meter assembly (2) for pipes or open channels, said assembly including a frame (24) with a predetermined geometry. The frame has at least one user accessible port (36-42) with the at least one user accessible port (36-42) adapted to receive an interchangeable cartridge (44) which contains at least one acoustic transducer (46) to measure fluid velocity through said frame (24).

Abstract: An ultrasonic flow rate measuring device includes a flow path, a partition plate that is inserted from an aperture to partition the flow path into plural sections, an ultrasound transmission body, plural ultrasonic transducers that are provided in positions facing a bottom plate such that an ultrasonic wave transmitted from one of the ultrasonic transducers through the ultrasound transmission body is reflected by the bottom plate and received by the other ultrasonic transducer, a measurement circuit that measures an ultrasonic propagation time between the plurality of the ultrasonic transducers; and a calculation circuit that obtains a flow rate of the target fluid based on a signal from the measurement circuit.

Abstract: A three-axis load sensor utilizing four piezoresistive devices on a flexible silicon membrane is provided. The load sensor further includes a mesa disposed on the membrane substantially equidistant from the piezoresistive devices. A six-axis load cell is provided by placing a plurality of load sensors disposed on a substrate, the substrate configured to attach to an object wherein forces applied to the object can be measured and/or determined. The load sensors can be manufactured using bulk microfabrication techniques on a single crystal silicon wafer, and can detect normal and shear loading applied to the membrane.

Abstract: A multi-axis loadcell, which includes an flexure including a upper member, a lower member and at least three force-measuring beams; each of the force-measuring beams having a rectangle-shaped cross section and being arranged between the upper member and the lower member; the multi-axis loadcell further comprising at least four strain gages, at least two strain gages being respectively arranged in middle of a same side surface of the force-measuring beam in the longitudinal and transverse directions for measuring longitudinal strain and transverse strain; at least two strain gages being respectively arranged on the force-measuring beam in the positive 45° direction and negative 45° direction, for measuring the shearing strains of positive 45° and of negative 45°. This multi-axis loadcell allows for convenient installment, and is characteristic of simple construction.

Abstract: One embodiment of the present invention relates to a device, such as a sensor device. The device includes a sensor die and a circuit die. The sensor die includes a sensor and a feedback component. The circuit die includes circuitry. The circuit die is varied from the sensor die, such as comprising a varied substrate material. The circuitry is coupled to the sensor and the feedback component. The circuitry and the feedback component can communicate correlation information.

Abstract: A stator includes: cylindrical stator cores, each of which is formed of a laminated structure of electromagnetic steel sheets and at which an exciting coil and a detection coil are wound; and a mounting seat portion that is fixedly fitted to axial end faces of the stator cores. Insertion holes through which inserting bolts are passed are formed in the mounting seat portion.

Abstract: A sampling system that contains filter components for collecting and concentrating vapor and particles in high-volume flows. The sample is then vaporized and delivered to a detector at a low-volume flow. The invention also has a sampling probe that contains an air-jet to help dislodge particles from surfaces and a heating lamp to help vaporize compounds on surfaces or objects. The sampling system is especially useful for screening for explosives and other illicit chemicals and toxins on people, baggage, cargo, and other objects.

Abstract: A control device controls driving of a pulse motor to cause liquid that is sucked into a syringe in a single suction process to be discharged over a plurality of discharge processes. The control method of the control device is a method that controls driving of the pulse motor so that rotation of a ball screw for executing each discharge process starts from an identical rotational angle position relative to a slit of a coupling.

Abstract: The invention relates to a pipetting device for pipetting at least one fluid laboratory sample into at least one pipetting vessel, said device having a main body extending along an axis direction, at least one connecting section, to which at least one pipetting vessel can be connected by an at least partially axial connecting movement along the positive axis direction, wherein the at least one connecting section is connected to the main body so as to be movable at least in the axis direction, a spring mechanism, by which the at least one connecting section is supported with spring loading on the main body at least in a first operating state of the pipetting device, such that the at least one connecting section, during the connecting movement, can perform a spring-assisted deflection movement along the positive axis direction, wherein an auxiliary mechanism is provided on the pipetting device and is designed to act on the deflection movement of the at least one connecting section in at least a second operating

Abstract: A quantitative sample transfer device for receiving and holding a sample while it is weighed and for transferring the weighed sample material into a flask without losing any sample, the quantitative sample transfer device having a hollow central body segment with a flat bottom surface, a first hollow neck at one end of the central body, a second hollow neck at the opposite end of the central body, a removable first cap for occluding the first hollow neck, a removable second cap for occluding the second hollow neck, an opening in the central body for introducing a sample into the body, a lid permanently attachable to the body segment over the opening that remains permanently closed once closed and a set of lateral ridges on at least one neck that allow for the release of air when a solvent is introduced into the transfer device to flush any remaining sample into the container. The lid may be hinged to the body segment.

Abstract: A valve-to-be-serviced selecting device is provided with: a simple identification executing portion identifying a service-candidate valve by a method that is relatively non-labor-intensive (a relatively low-cost method), a fine identification executing portion identifying a service-candidate valve by a method that is relatively labor-intensive (a relatively high-cost method), and a valve-to-be-serviced determination processing portion. The valve-to-be-serviced determination processing portion performs the simple identification by the simple identification executing portion for valves 1-1 through 1-n (N valves), and then performs fine identification, through the fine identification executing portion service-candidate valves identified by the simple identification (M valves), to determine those valves to be subjected to servicing from among the valves 1-1 through 1-n.

Abstract: A device for measurement and signal generation having multiple different test and measurement applications and an application selector to choose which application is currently active, the device having a graphical screen selector and an input mechanism to enable application selection. The applications use a graphical display of measurement data or input parameters, and each application uses available measurement hardware for different measurement functions to reduce the need for several individual measurement devices. Various test and measurement applications are provided for any specific type of measurement or signal generation. They will typically measure or generate signals in various test and measurement domains, such as high precision multi-meter type measurements, industrial control, signal generator application, audio, communication, device characterization, data logging, etc.

Abstract: A fixed joint test fixture is disclosed that may be selectively assembled and disassembled. The fixed joint test fixture includes a fixed joint sub-assembly, a shaft member, and a selectively actuatable engagement member. The fixed joint sub-assembly includes an inner bore and a stem member with a channel extending therethrough. The shaft member has an engagement channel formed in an end surface of an engagement end thereof. The engagement member is configured to be received within the engagement channel. The engagement end of the shaft is configured to be received within the inner bore, with the engagement member partially seated within the engagement channel thereof. The engagement member is configured to be advanced from the partially seated position within the engagement channel, thereby causing the shaft member to selectively and frictionally engage with the fixed joint sub-assembly.

Abstract: An arrangement for imparting translational movement of a load with respect to a columnar structure that takes the form of at least one flexible elastic member (e.g., bungee cord) that is disposed to surround a portion of the structure and a platform coupled to the opposing ends of the flexible elastic member. The platform is used to support the load and the ends of the flexible member are coupled to the platform in a manner such that the ends are free to rotate. Thus, the application of counter-rotational forces to these opposing end terminations will impart a tension to the flexible elastic member that ultimately causes the flexible member to flip over to relieve the tension. By continuing to apply the counter-rotational forces, the flexible member will continue to flip, and progress in translational movement along the columnar structure.

Abstract: In a motor-driven power steering apparatus, in an intermediate assembled state in which an input shaft, an output shaft, a torsion bar, a worm gear, a worm wheel, a torque detecting apparatus and a spiral cable are assembled in a gear housing, and an electric motor is not assembled yet, a rotation preventing arm which prevents the worm gear from rotating is loaded with respect to the gear housing.

Abstract: The invention concerns a displacement device comprising a transmission 2 driven by an electric motor 1, guide rails 5, a displacement slider 6, a transmission housing 8 and a closure cover 7, characterised in that an externally threaded nut (4) is arranged longitudinally slidably on a profile bar (3) between the transmission (2) and said externally threaded nut (4) and said externally threaded nut (4) is mounted rotatably in a displacement slider (6) in such a way that said externally threaded nut (4) is longitudinally displaced upon rotation by the transmission (2) which is driven by the drive motor (1) and the profile bar (3) in the thread profile segments of the guide rails (5) and is displaced along the guide rails (5) by way of the end run-on surfaces (9) of the displacement slider (6).

Abstract: A ball screw device has a plurality of spiral raceways. One end and the other end of each raceway is connected via a bridge. An annular flange of a ball nut has a plurality of mounting portions at equal intervals in a circumferential direction. A fixing screw is fitted to each mounting portion. The bridges arranged so as to overlap with the annular flange in position in an axial direction are arranged at positions different in the circumferential direction from positions at which the mounting portions are arranged, and are arranged at unequal intervals in the circumferential direction.

Abstract: A transmission connectable to an input member and having an output transfer gear, first and second transmission input shaft members, first and second countershaft members, an idler shaft, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies and a dual clutch assembly. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the transmission input members and the output member.

Abstract: A transmission includes an input shaft which rotates synchronously with a crankshaft, an output shaft, which rotates synchronously with a driving wheel, a shift drum of a rotary type which engages with a shift fork to drive at least one slide gear, and a rotary stopper mechanism including a friction spring frictionally engaged in a circumferential recessed groove provided in an outer periphery of the output shaft, a rocker arm biased by the friction spring toward the shift drum in accordance with rotation of the output shaft, and an engagement recessed portion provided in an outer periphery of the shift drum to restrict rotation of the shift drum through engagement with the rocker arm. Accordingly, cost is reduced as compared to a conventional transmission, and heat generation of the friction spring is minimized.

Abstract: A gear shifting device for shifting gears of a transmission includes: at least one guide rail each extending in a longitudinal axis; a plurality of shift effecting members configured to move a plurality of corresponding sliding sleeves coupled to the guide rail for shifting gears, the shift effecting members each having a terminal end portion with a finger receiving opening formed therein, the finger receiving opening extending in a direction generally parallel to the longitudinal axis of the guide rail; and a shift shaft extending in a direction generally parallel to the longitudinal axis of the guide rail, the shift shaft having a shift finger coupled thereto. The shift shaft is rotatable to pivotally position the shift finger at locations aligned with the finger receiving openings of the shift effecting members, and is also displaceable in the longitudinal direction in the finger receiving openings to move the shift effecting members to effect a gear shifting operation.

Abstract: A synchronizer for a transmission includes a shift rail, a first sleeve, a second sleeve, and a stopper. The shift rail includes a first shift fork and a second shift fork that are provided integrally with each other. The first sleeve is movable in a first direction along an axial direction from a predetermined first standby position to synchronize a first gear with a rotating shaft. The second sleeve is movable in a second direction along the axial direction from a predetermined second standby position to synchronize a second gear with the rotating shaft. A distance between the second sleeve at the predetermined second standby position and the stopper in the axial direction is smaller than a distance between the first sleeve at the predetermined first standby position and the third gear in the axial direction.

Abstract: A transmission includes an input shaft, an output shaft and an intermediate shaft, a power transmission mechanism and a control unit. The power transmission mechanism includes a forward travelling lower speed clutch, a forward travelling higher speed clutch, a rearward travelling clutch and a plurality of speed stage switching clutches. The control unit is configured to switch a gear state into a shiftable rearward travelling gear stage by turning off either the forward travelling lower speed clutch or the forward travelling higher speed clutch and by turning on the rearward travelling clutch in executing an operation of switching from forward travelling to rearward travelling, and to switch a gear stage into a shiftable forward travelling gear stage by turning off the rearward travelling clutch and turning on the forward travelling lower speed clutch in executing an operation of switching from rearward travelling to forward travelling.

Abstract: A transmission module of a toilet seat sanitation paper dispenser includes a housing, a gear assembly and a lever assembly. The housing has a plurality of sets of positioning holes, a set of first central holes and a set of second central holes. The gear assembly has a front gear, an intermediate gear unit and a rear gear unit. The front gear and the rear gear unit are coupled to the plurality of sets of positioning holes. The intermediate gear unit is capable of being optionally coupled with the set of first or second central holes. The front gear is engaged with the intermediate gear unit, and the intermediate gear unit is engaged with the rear gear unit. The lever assembly is connected to the front gear so as to drive the front gear to rotate.

Abstract: The invention relates to a device for compacting a sliver (V) on a spinning machine, having a driven, revolving compaction element (17) which is acted on by suction air and which has a drive element (28, 29) which, in an operating position, forms a drive connection with a driven element (7, 7z) of the spinning machine while forming a first gearing stage (G1). To make the drive of the compaction device more flexible, it is proposed that a second gearing stage (G2) is provided between the drive element (28, 29) of the compaction element (17) of the first gearing stage (G1) and the compaction element (17).

Abstract: A device for a rotary drive of a crane, a working platform, a tracking photovoltaic assembly, a heliostat, or the like, for tracking mirrors of a solar thermal power station, etc., on a foundation or chassis, of a heavy duty vehicle, or another part of a machine, comprising a worm gear having a housing having a connecting surface for connecting to a part of a machine or facility, chassis, or a foundation, with a rotatable worm, and a worm wheel rotatably mounted in the housing, wherein there is provided a rolling contact bearing on each side of toothing of the worm wheel engaged with the worm, and a connecting surface for connecting to a part of a machine or facility, to a chassis or a foundation The housing and the worm wheel each formed in one piece, wherein the smallest internal diameter of the housing is larger than the largest external diameter of the worm wheel.

Abstract: The driving device according to the invention for a mill comprises a gear ring, suitable for being fastened to a grinding chamber, a first reduction transmission suitable for transmitting a rotation from a first motor to the gear ring, the reduction transmission comprising a case, an output module including an output pinion and an output shaft defining an output axis. The gear ring has helical teeth, the or each output pinion has helical teeth, the or each output module can be inserted in a single piece into the associated case in an insertion direction or removed in a single piece from that associated case in a removal direction. The driving device comprises disconnectable connecting means suitable for rotatably connecting the output shaft to a transmission element and allowing, in the disconnected state, a rotation of the output pinion around the output axis upon removal of the output module outside the case or during insertion of the output module into the case.

Abstract: A gear train with at least first and second spur gears (1, 2) which have a tooth width (b), mesh with one another and each have helical teeth (3, 4). The first spur gear (1) has a tooth profile with a crown circle diameter and the second spur gear (2) has a tooth profile with a root circle diameter. The first spur gear (1) has at least one projection (5) on the tooth profile that extends partially along the tooth width and beyond the crown circle diameter, and the at least one projection (5) has at least one contact face (5a) in the axial direction.

Abstract: A ball screw device even with a small lead angle and a small number of circulation rolls, includes a rotational part, which keeps unequal division of tongue portions and legs connected to the tongue portions to a minimum and ensures the strength of the tongue portions. A recirculating part of the ball screw device includes a pair of legs, each having a tongue portion for scooping up balls in a direction approximately tangential to a spiral raceway, and a main body connecting the pair of legs. First divided faces for dividing the pair of legs along a ball recirculating path, and a second divided face for dividing the main body along the ball recirculating path are also included. The second divided face is formed by an upper divided face and a lower divided face of the ball recirculating path so that the upper divided face and the lower divided face intersect with each other when viewed from a flat surface of the nut.

Abstract: A helical gear mechanism for a steering system in a motor vehicle comprises a helical pinion which engages with a helical gear and a bearing bushing which accommodates a bearing of the helical pinion. An inner ring of the bearing bushing is connected to an outer ring via a pivot bearing so that a pivoting motion of the helical pinion relative to the helical gear is possible. A pressure piece is disposed between the inner ring and the outer ring of the bearing bushing. The pressure piece is movable in a spring-loaded manner in a section of an annular gap between the inner ring and the outer ring. The inner ring and/or the outer ring are designed in the section so that the annular gap between the inner ring and the outer ring is tapered in the direction in which the pressure piece can be moved in a spring-loaded manner.

Abstract: An intake camshaft device 1 includes an intake camshaft, a first rolling bearing and a second rolling bearing for rotatably supporting both end parts of the intake camshaft, and a first sliding bearing and a second sliding bearing for rotatably supporting the intake camshaft between the first and second rolling bearings. The first rolling bearing is arranged in a same plane as a rotation plane of a sprocket for an intake cam. In other words, the first rolling bearing is positioned in a plane which is overlapped with a plurality of teeth of the sprocket for the intake cam, and perpendicular to a center axis. The first sliding bearing is disposed adjacent to the first rolling bearing backward in an axial direction.

Abstract: The present invention comprises a rotating device which comprises two pairs of disks. Each pair has a first disk in a first plane and a second disk in a second plane rigidly joined to the first disk. The second plane is perpendicular to the first plane and the first disk in each pair are detachably attached to one another and the second disk in each pair are detachably attached to one another so that each pair connectedly rotates with respect to each other.

Abstract: An internal gear shift for a manual transmission is provided. The internal gear shaft includes a shifting shaft mounted rotationally moveably about its axis and displaceably in axial direction, counter-engagement means, and at least two engagement elements. The engagement elements interact with the counter-engagement means in order to lock the shifting shaft in at least one rotary position and in at least one stroke position. One of the engagement elements locks the shifting shaft in the stroke position and the other engagement element locks the shifting shaft in the rotary position. The engagement elements are movable against the counter-engagement means through the force of a common spring element.

Abstract: A control for a multi-speed automatic vehicle transmission is provided. Electrical and hydraulic components are provided, including pressure control or “trim” valve systems in fluid communication with shift valves and electrohydraulic actuators to selectively engage and disengage the transmission clutches or other shift mechanisms. Pressure switches are provided for the trim valves and shift valves. The fluid connections between the trim valve systems and the shift valve systems are configured to reduce the total number of valves and fluid passages required and to reduce the size of at least one of the valves. Clutch blocking features are provided. Power off limp home and reduced engine load at stop features are provided in all forward ranges, and control of double transition shifts is also provided.

Abstract: A self-propelling work vehicle for forward and reverse drive includes a handle unit attached to the vehicle body for a first shift movement along a first direction with a neutral position and a second shift movement from the neutral position along a second direction intersecting the first direction. Forward drive speed or reverse drive speed is determined based on the first shift movement. A guide unit attached to the vehicle body includes a maximum forward speed guide member for defining a shift movement end of the handle unit determining a maximum forward speed of the forward drive speed, and a neutral guide member for guiding the second shift movement of the handle unit from the neutral position defined as a starting position. The maximum forward speed guide member and the neutral guide member are positionally adjustable independently of each other.