Abstract: A clutch device for a motor vehicle includes a disc pack and an actuation device. The disc pack includes an outer disc pack and an inner disc pack arranged. The actuation device includes a retaining element, a primary piston, a secondary piston and a spring element. The primary piston and the secondary piston are each arranged on the retaining element in an axially displaceable manner and delimit respective pressure chambers. The spring element is integrally formed with the secondary piston and connects the primary and secondary pistons. When a pressure is applied to a pressure medium in the primary pressure chamber, the primary piston is arranged to move the outer disc pack against the inner disc pack and frictionally transmit torque. When a pressure is applied to a pressure medium in the secondary pressure chamber, the secondary piston is arranged to move the primary piston against the outer disc pack.

Abstract: A torque-distribution device includes a rotor carrier couplable to an input shaft, a clutch device having a disc pack, and an actuation device for actuating the clutch device. The actuation device includes a primary piston, and a secondary piston. The primary piston delimits a primary pressure chamber and is movable against the disc pack when pressure is applied to the primary pressure chamber. The secondary piston delimits a secondary pressure chamber and is movable to move the primary piston against the disc pack when pressure is applied to the secondary pressure chamber. Pressure medium arranged in the primary pressure chamber is supplied by a first feed line and pressure medium arranged in the secondary pressure chamber is supplied by a second feed line, independent of the first feed line, such that pressure can be applied to the primary piston and to the secondary piston independently.

Abstract: A torque distribution device includes a rotor support, an internal disc carrier, a clutch device including a disc pack and an actuation device for actuating the clutch device. The actuation device includes a stationary holding element, a spring element, and primary and secondary pistons axially displaceably mounted on the holding element. The primary piston delimits a primary pressure chamber and is arranged to be moved in a first axial direction against the disc pack the primary pressure chamber is pressurized. The secondary piston delimits a secondary pressure chamber and is movable counter to a restoring force of the spring element in a direction opposite the first axial direction the secondary pressure chamber is pressurized. The spring element is coupled to the primary piston to move the primary piston in the direction opposite the first axial direction when the secondary pressure chamber is depressurized.

Abstract: A selectable clutch with a selector is provided, in which support grooves are formed to one of an inner race and an outer race, while pocket parts are formed to the other. A resilient member is provided to bias rollers disposed between the inner race and outer race toward the pocket parts. A roller-holding surface of the support groove and a roller-holding surface of the pocket part are formed with an inclination angle such that, when the rollers are held therebetween, a force acts on the rollers in a direction to move the rollers toward the pocket parts. In the lock mode, the rollers are each held by the support groove, pocket part, and selector.

Abstract: A method for power transmission method includes providing first and second shafts, first and second gear assemblies between the first and second shafts, and first and second coupling assemblies. The first coupling assembly coupling the first shaft to the first gear assembly, and the second coupling assembly coupling the first shaft to the second gear assembly. The speed of the first shaft varies, wherein the deployment of a locking element of the second coupling assembly is based on the speed of the first shaft.

Abstract: A method for calibrating a selected clutch arranged within a drivetrain of an agricultural towing vehicle. The selected clutch is activatable between a closed and an open state. The method includes connecting the selected clutch in terms of drive on the drive side to a running drive motor of the agricultural towing vehicle and connecting in terms of drive on the output side to an output shaft, defining the value of a first physical variable bringing about the clutch activation, determining a second physical variable representing the rotation of the output shaft, and assigning the second physical variable representing the rotation of the output shaft to the value of the first physical variable bringing about the clutch activation, in order to generate calibration data of the selected clutch depending on the assignment.

Abstract: A device having a magnetorheological brake device and a method for braking relative movements with at least two brake components. A receiving space with a brake gap is formed between the brake components and contains a magnetorheological medium which can be influenced by a magnetic field and which includes magnetically polarizable particles. The device has at least one electrical coil unit to generate a controllable magnetic field in the brake gap. At least some of the magnetically polarizable particles are designed to form an engagement structure under the influence of the magnetic field and to group together in a controlled manner due to the magnetic field.

Abstract: The disclosed drum brake includes a drum including a fastening part fastened to a wheel of a vehicle and a side surface part so that the drum has a cylindrical shape of which one side is open, a pair of brake shoes configured to generate a braking force by rubbing against an inner circumferential surface of the side surface part, a joint rotatably provided on the inner circumferential surface of the side surface part and including a first lever formed to protrude along an outer circumferential surface of each of the brake shoes and a second lever formed to protrude toward an inner surface of the fastening part, and a flap of which one side is fixed to the inner surface of the fastening part and the other side is formed to protrude toward an open surface of the drum, wherein the flap rotates the joint so that the other side is bent outward due to a centrifugal force according to rotation of the drum to press the second lever and the first lever supports the brake shoe.

Abstract: A brake actuator and an operation device are disclosed, wherein the brake actuator can be operated externally respectively manually by the operation device, which is attachable to the brake actuator.

Abstract: A disc brake for a utility vehicle includes a brake caliper which engages over a brake disc and is held axially displaceable, in relation to the brake disc, on guide rods which are connected to a vehicle-side brake carrier. In the case of a braking operation, an action-side brake pad, which is mounted in the brake carrier and has a pad support plate and a friction lining fastened thereon, can be pressed against the brake disc by an application device which has a pivotable brake lever and a central brake ram. The brake ram has an actuating spindle and a pressure piece contacting the pad support plate. The disc brake is designed in such a manner that the contact region between the brake ram and the pad support plate is inclined towards the entry side of the brake disc, in relation to the forward direction of travel of the utility vehicle.

Abstract: A deployable rear brake cooling system to provide cooling air flow to rear brake assemblies so as to maintain rear brake performance. The deployable rear brake cooing system can operate based on forces experienced during braking events without any input from a driver or an automobile's onboard control and sensor suite or alternatively, the deployable cooling system can be designed to deploy based on parameters measured by the automobile's onboard control and sensor suite, wherein said deployment is triggered by an output from the control suite to a selectively controllable actuator on the cooling system.

Abstract: A disclosed component may include at least one split-ring resonator, which may be embedded within a material. The split ring resonator may be formed from a three-dimensional (3D) monolithic carbonaceous growth and may detect an electromagnetic ping emitted from a user device. The split ring resonator may generate an electromagnetic return signal in response to the electromagnetic ping. The electromagnetic return signal may indicate a state of the material in a position proximate to a respective split ring resonator. In some aspects, the split-ring resonator may resonate at a first frequency in response to the electromagnetic ping when the material is in a first state, and may resonate at a second frequency in response to the electromagnetic ping when the material is in a second state. A resonant frequency of the 3D monolithic carbonaceous growth may be based on physical characteristics of the material.

Abstract: A metal foil includes a first region on which the spring member is formed. The first region has a square shape with one side being 300 mm. A difference value between a maximum value and a minimum value of a first thickness at each of points on a straight line in a rolling direction in the first region is a first difference value. A difference value between a maximum value and a minimum value of a second thickness at each of points on a straight line in a width direction orthogonal to the rolling direction is a second difference value. An absolute value of the difference value obtained by subtracting the second difference value from the first difference value is less than or equal to 0.8 ?m.

Abstract: A metal foil for a spring member includes a first region on which the spring member is formed. The first region has a square shape with one side being 300 mm. In the first region, an absolute value of a difference value obtained by subtracting variance of a thickness in a width direction orthogonal to a rolling direction from variance of a thickness in the rolling direction is less than or equal to 0.15 ?m2. In the first region absolute value obtained by subtracting a second maximum value from a first maximum value is less than or equal to 0.8 ?m2.

Abstract: A kinetic energy absorptive composite article comprising a plurality of plies, and a method of manufacturing the kinetic energy absorptive composite article. Each ply comprises a plurality of substantially parallel fibers encapsulated within a resin. A plurality of localised weaknesses are comprised within the fibers of the kinetic energy absorptive composite article, the locations of the plurality of localised weaknesses forming a pre-defined pattern. The pre-defined pattern comprises a first sub-pattern and a second sub-pattern superposed upon the first sub-pattern. The first sub-pattern is configured so that a crack formed by an impact event propagates substantially along a predetermined fracture path to separate the kinetic energy absorptive composite article into at least a first portion and a second portion and the second sub-pattern is configured to set a threshold below which the crack does not propagate.

Abstract: Disclosed are a multi-directional broadband tuned mass damper and a design method thereof, since a first damping structure and a second damping structure are set on a rigid vibration damping frame, and the first damping structure is provided with a control main frequency, the second damping structure is provided with two control main frequencies, the control main frequency of the second damping structure is greater than that of the first damping structure; under the synergistic effect, the second damping structure mainly effectively broadens the control range for high frequencies, and a plurality of first damping structures control the control main frequency of a low frequency one-to-one, thereby controlling the full frequency, and the extension direction of the first damping structure is the same as that of the second damping structure on the rigid vibration damping frame, ensuring isotropic mass and stiffness distribution characteristics thereof; and furthermore, when using different control frequency range

Abstract: A damper assembly includes a cylinder defining a chamber. The damper assembly includes a body supported by the cylinder and having a first surface and a second surface opposite the first surface. The body defines a passage extending from the first surface to the second surface. One of the first surface or the second surface define a slope at the passage. The damper assembly includes a check disc at the slope, the check disc selectively restricting fluid flow through the passage.

Abstract: A torsional vibration damper has a hub part (primary mass) which can be fastened on a drive shaft of an engine and a flywheel ring (secondary mass) surrounding the hub part in the radially outer region. A gap filled with a fluid and one or more sealing devices are provided between the hub part and the flywheel ring, by which the escape of the fluid is to be prevented. The sealing device or the sealing devices have in each case a first ring connected to the hub part and in each case a second ring connected to the flywheel ring as well as in each case a sealing element made of a plastic material, which is arranged in each case on the one hand in a sealing manner between the first ring and the hub part and on the other hand with the second ring and the flywheel ring. The sealing element is arranged in a clamped manner between the interconnected components, i.e. the first or second ring and the respectively associated hub part or flywheel ring.

Abstract: An attachment device includes a first hook and a second hook, the first and second hook biased towards each other and interconnected with each other, such the first and second hook have a first position, where a first curved end of the first hook does not touch a second curved end of the second hook and a second position, where the first curved end of the first hook does touch the second curved end of the second hook, wherein the first and second hook pivot between the first and second position. The attachment device further includes a housing, the housing interconnecting the first and second hook and providing a mechanism for a biasing force, the biasing force biasing the first and second hook towards each other. The attachment device further includes a first spring located in the housing, the first spring providing the biasing force.

Abstract: Embodiments herein relate to an improved clamp for use in lifting assemblies. The clamp includes a through passage for receiving a rope and a hook element for holding a coupling element of the rope, and during lifting, the part of the rope between the coupling element and the through passage of the clamp forms a tightenable noose of rope. The clamp is arranged to lock the noose when the lifting assembly is in use.

Abstract: Connecting chain link (1) for purposes of connecting at least two chain links of a chain, wherein the connecting chain link (1) is configured and equipped so as to establish an articulated and detachable connection between two chain links, wherein the connecting chain link (1) has a main element (2) and a connecting element (3), wherein the main element (2) has a first nominal cross-section (D1) at least in some sections, wherein the connecting element (3) can be inserted into an open section of the main element (2) along a direction of insertion (E), wherein a contact section (3a) of the connecting element (3) engages with a mating contact section (3a) of the main element (3), which is designed to correspond to the contact section (3a), wherein a connecting section (4) of the connecting chain link (1) has a second nominal cross-section (D2), which is essentially the same size as the first nominal cross-section (D1).

Abstract: A ratcheting mechanism composed of a housing that encloses a plurality of pins acting as pawls, engaging with a rack having teeth, wherein each of the pins acts independently, allowing for fine adjustments of the rack. An actuator enables seamless engagement and disengagement of the pins in relation to the rack. A sensor may be used to determine the location of at least one pin within the housing as it is related to the rack.

Abstract: An actuator comprises a first portion and a second portion movable linearly with respect to each other between retracted and extended positions. At least one electronic component is carried by the first portion. A wiring support structure is carried by the second portion such that the first portion and the support structure will be closer together in the retracted position and farther apart in the extended position. A wiring pathway carries electrical wiring in electrical communication with the at least one electronic component, the wiring pathway extending from the first portion to the support structure.

Abstract: An inertia flywheel assembly and a system thereof are disclosed. The system includes a driving device, an inertia flywheel assembly, a transmission member, a flywheel monitor unit, an abort unit and at least one output device. The inertia flywheel assembly comprises a first inertia flywheel and at least one second inertia flywheel, each inertia flywheel has a flywheel body and an axle, the axle is fixed to the axis of the flywheel body, and the flywheel body could spin via the axle. The flywheel body is a streamlined body. A first transmission portion is disposed on the circumference of the flywheel body of the first inertia flywheel. A second transmission portion is disposed on the axle of each second inertia flywheel. The second transmission portion is coupled to the first transmission portion. The output device is coupled to the axle of the second inertia flywheel.

Abstract: A first rotating element is a first sun gear that rotates with a rotor. A third rotating element is a first ring gear connected to a case. A fourth rotating element is a second ring gear that rotates with an input element. A second rotating element is a first carrier rotatably supporting a first pinion gear and a second pinion gear that rotate together. The first pinion gear meshes with the first sun gear and the first ring gear. The second pinion gear has a smaller diameter than the first pinion gear and meshes with the second ring gear. The first sun gear is supported in a radial direction with respect to the case via a first support bearing. The second ring gear and the input element are connected such that their relative movement in the radial direction is restricted.

Abstract: A rotary power transmission device includes a device housing, a clutch, an actuator and a retainer. The device housing has an interior in which multiple components are received for rotation. The clutch is received within the device housing and has a clutch ring selectively engageable with one of said multiple components. The actuator has a coil and a plunger driven for movement along an axis and relative to the clutch. And the retainer has a first portion that engages the device housing and a second portion that radially overlaps the coil and limits axial movement of the coil relative to the device housing.

Abstract: A strain wave drive includes: an elliptical wave generator shaft rotatable about an axis (X); a flexible flex spline mounted around the wave generator shaft; a ring gear assembly mounted around the flex spline, the ring gear assembly comprising an output ring gear having a circular inner periphery and being sandwiched between two earth ring gears each having a circular inner periphery. The flex spline has a first set of a first number of radially outwardly extending teeth around its outer periphery. Each earth ring gear has the first number of radially inwardly extending teeth to engage with the first set of teeth of the flex spline. The flex spline has a second set of the first number of radially outwardly extending teeth around its outer periphery wherein the output ring gear has a second number of radially inwardly extending teeth.

Abstract: A joint device includes a first end portion, a second intermediate portion, and a third end portion. The first end portion is pivotably connected to a proximate end of the second intermediate portion by a hinge having one axis of movement. The third end portion is pivotably connected to a distal end of the intermediate portion by a joint having two axes of movement.

Abstract: Described is a low profile rotary damper assembly having a rotor, an annular seal, a housing, a bearing plate, and a gear. The rotor includes a shaft portion integrally formed with a body portion. The shaft portion defines an engagement interface at a distal end thereof. The annular seal is configured to surround at least a portion of the shaft portion. The housing defines an opening and a rotor cavity, wherein the housing is configured to rotatably support the rotor. The bearing plate is coupled to the housing and is configured to seal the opening. The bearing plate includes an annular shoulder defining an aperture and a convex cap defining a seal cavity for the annular seal between the body portion and an interior surface of the convex cap. The shaft portion extends axially outwardly through the aperture. The gear is coupled to the rotor via an opening that is configured to receive the engagement interface.

Abstract: A planetary-gear mechanism includes a driving shaft and a first sun gear. The first sun gear is connected to the driving shaft for cojoint rotation. The driving shaft has a bore, e.g., an axial bore. The first sun gear has a stub portion, and a screw is screwed into a threaded bore in the stub portion. The screw head presses onto a plate part, which presses onto the stub portion via a spring device or via a spring device and at least one spacer, and the plate part bears against the driving shaft.

Abstract: A drivetrain comprises a frame, two driving lines supported by the frame and supporting elements located within the frame and adapted to bear and/or sustain the driving lines themselves; the drivetrain further comprises at least an intermediate element directly interposed between the first driving line and the second driving line and adapted to share and transmit axial loads active in the first driving line into the second driving line and/or axial loads active in the second driving line into the first driving line and/or axial loads active into the first and/or second driving line into the frame.

Abstract: A gearbox for a road vehicle includes a gearbox case, a first shaft, and a second shaft, wherein the first shaft has a first end and a second end, the first end being configured to receive torque. A plurality of first gear assemblies is located inside the gearbox case, wherein each of the first gear assemblies includes a first gear wheel positioned on the first shaft, and a second gear wheel positioned on the second shaft. A starter-gear wheel is positioned on and attached to the first shaft, wherein the plurality of first gear assemblies is located between the starter-gear wheel and the first end of the first shaft.

Abstract: A drop-in valve assembly for a lube flow control valve for an OE valve body. The OE valve body has a bore that communicates with a solenoid inlet port, first and second cooler inlet ports, and a first sump port. A sleeve is configured to be positioned in the bore. The sleeve has openings configured for fluidly communicating with the solenoid inlet port, the first and second cooler inlet ports, and the first sump port therethrough. A valve member is configured to be positioned in the sleeve in the bore and to axially move therein between first and second positions. Moving the valve member from the first position to the second position at least partially reduces fluid communication from the first cooler inlet port to the first sump port and at least partially increases fluid communication from between the first cooler inlet port and the second cooler inlet port.

Abstract: Systems and methods for storing a working fluid in a fluid reservoir assembly. The fluid reservoir assembly includes, in one example, an axle tube circumferentially surrounding an axle shaft in a beam axle, a sleeve coupled to the axle tube, and a fluid reservoir containing a working fluid and formed in a cavity between an exterior surface of the axle tube and an interior surface of the sleeve. In the fluid reservoir assembly, the fluid reservoir is configured to fluidically connect to a component.

Abstract: The invention relates to a method for accelerating a vehicle with a continuously variable transmission (1050) where a gear ratio of the transmission is at first larger than a gear ratio of a virtual fixed gear. While the vehicle is accelerating, the gear ratio of the transmission is increased to the gear ratio of the virtual fixed gear. The transmission is then operated with the gear ratio of the virtual fixed gear.

Abstract: An assembly comprising: a first electric motor coupled to an input shaft of a transmission via a first clutch; a second electric motor directly coupled to the input shaft of the transmission; a power take-off unit coupled to the first clutch; a first housing comprising the transmission; and a second housing comprising the power take-off unit and an power take-off assembly the power take-off unit is coupled to, where the second housing is fastened to the first housing.

Abstract: A parking assembly includes a parking gear in a rotary member included in the first power transmission that transmits power between a rotary electric machine and wheels and movable with the wheels, an engagement member selectively engageable with the parking gear, and a second power transmission that transmits power to the engagement member. The parking gear is coaxial with the rotary electric machine. A reservoir and the second power transmission are located above the first power transmission. An area of the reservoir in a front-rear direction, an area of the first power transmission in the front-rear direction, and an area of the second power transmission in the front-rear direction overlap an area of the rotary electric machine in the front-rear direction.

Abstract: The disclosure provides a steering dust seal which seals a gap between a shaft hole of a column hole provided in a dashboard and a steering shaft. The steering dust seal includes an annular mounting portion attached to an inner peripheral surface of the shaft hole, an annular bumper facing the steering shaft in a non-contact state, a bellows connecting the mounting portion and the bumper, and a seal lip extending from the bumper to contact with the steering shaft. A lip included in the seal lip is covered over its entire circumference with a resin-made sliding portion having a friction coefficient preventing abnormal noise from occurring due to a stick-slip phenomenon between the rotating steering shaft and the sliding portion.

Abstract: A Y-shaped packer includes a supporting part, fixedly sleeved on the outer wall of the inner barrel; a plugging part having an inner end part connected with the outer wall of the supporting part, and an outer end part tilted upward so that an angle between the plugging part and the supporting part is an acute angle; an expansion seal connected with the supporting part. The expansion seal is located above the plugging part. The Y-shaped packer is arranged in an annular gap between an outer barrel and an inner barrel. Through the combination of the supporting part arranged obliquely and the expansion seal arranged above the supporting part, the invention-shaped packer can realize the effect of secondary sealing on the gap between the outer barrel and the inner barrel.

Abstract: An insert arrangement may be used with a control valve for adjusting a process fluid flow of a process plant (e.g., a chemical plant, a power plant, a food processing plant) having a valve housing, a housing cover and an actuator. The insert arrangement may include an annular mounting flange which can be inserted between the valve housing and the housing cover. An insert sleeve may be reversibly attachable or attached radially on the inner side of the mounting flange for guiding the actuator.

Abstract: An example valve includes: a housing having a first port and a second port; a stem disposed and rotatable within the housing; and a ball disposed within the housing and rotatable by the stem, wherein the ball has a hole therethrough to control fluid flow from the first port to the second port, wherein the hole has a profile comprising: a first opening at a base of the hole, a first channel connected to and extending from the first opening, wherein the first channel has a width that is less than a respective width of the first opening such that a neck portion is formed at a connection of the first channel with the first opening, a second channel extending from the first channel and diverging by a particular angle, and a second opening connected to the second channel.

Abstract: A fluid control valve accommodates a high flow of water with minimum pressure loss. The valve is configured with an inlet port extending into an inlet chamber, and an outlet port extending from an outlet chamber. The inlet and outlet chambers are partitioned by a curved sealing bridge. A control chamber accommodates a flexible sealing diaphragm deformable between a sealing position in which it sealingly bears over the curved sealing bridge and seals a fluid flow path extending between the inlet and outlet chambers, and an open position in which fluid flow along the flow path is enabled.

Abstract: A multi-functional tee includes a tee body, a double control valve core, a ring knob, and a button. The double control valve core includes a rotating switching ring and a press rod which are coaxially arranged. The ring knob is mounted on the rotating switching ring of the double control valve core. According to the application, the double control valve core is applied to the tee, the required functions are selected according to the actual needs, or the tees with different combined functions and styles are arranged. In addition, after the double control valve core is adopted, the problem that the volume of the tee needs to be large in the presence of a plurality of switches, or the size of the switch needs to be reduced and mounting positions are in a compact design may be avoided.

Abstract: The present disclosure provides a valve device having a housing and a valve core. The housing internally is provided with at least two fluid passages and sealing members located at a port of each fluid passage. The valve core is disposed in the housing and comprises at least one closing wall. The valve core is configured to be capable of rotating around an axis in a first direction in the housing to enable the closing wall to align with the corresponding fluid passage to close the aligned fluid passage. The valve core is configured to be capable of making a linear motion in a second direction in the housing to allow the closing wall to tightly abut against the sealing member at the closed fluid passage. The second direction forms an angle with an imaginary bisecting plane of the closing wall of the valve core, the angle is an acute angle.

Abstract: The present disclosure is directed to an electrochemical energy store, a means of transport, a manufacturing method and a cell vent for an electrochemical energy store. In one form a cell vent comprises a first layer comprising a metal and a second layer comprising a first plastic, wherein the first layer and the second layer are arranged successively with respect to a pressure differential on the cell vent.

Abstract: An automatic drain valve includes a valve body and a water-soluble assembly. The valve body includes an enclosed chamber and first and second openings communicating with the enclosed chamber separately, and the valve body passes through and closes a drain outlet. The first opening is located on an inner side of the drain outlet, and the second opening is exposed from the drain outlet. The water-soluble assembly is disposed in the enclosed chamber, the water-soluble assembly closes the second opening, and the water-soluble assembly opens the second opening after a water-soluble member in the water-soluble assembly is dissolved in water. The valve body passes through the drain outlet and closes the drain outlet, the first opening, enclosed chamber, and second opening of the valve body fit together to form a channel communicating the inside and outside of a box, and the water-soluble assembly is disposed in and blocks the channel.

Abstract: A gas and vacuum system is disclosed, and, in particular, an area valve service unit configured to provide local isolation of individual parts of a gas and vacuum system that may be required for installation, maintenance, or in the event of an emergency. The area valve service unit can have one or more shutoff valves, each of which has an associated access panel with a movable access panel door.

Abstract: A valve monitoring apparatus is provided for a manual valve that has a valve housing, a valve stem with a mounting portion projecting out of the valve housing and a valve handle mounted removably to the mounting portion of the valve stem. The apparatus has a valve stem extension with opposite first and second ends spaced apart along a rotational axis of the valve stem extension. The first end of the valve stem extension removably and non-rotatably engages the mounting portion of the valve stem upon removal of the valve handle from the valve stem so that rotation of the valve stem extension rotates the valve stem. A switch housing releasably mounted to the valve housing so that the switch housing is radially outward from the valve stem extension. A sensing apparatus is disposed in the switch housing and senses at least one rotational position of the valve stem extension.

Abstract: A system for monitoring the position of a valve body in a valve unit for a coolant circuit of an at least partially electrically powered vehicle includes: a valve housing for accommodating a valve body, wherein the valve body is accommodated in the valve housing between a first position, in which the valve body is arranged in contact with a valve seat and closes the valve unit, and a second position, in which the valve body is spaced from the valve seat and the valve unit is at least partially open, a piston rod for transmitting a drive movement to the valve body, wherein the piston rod includes a recess for accommodating a permanent magnet, and a sensor unit fixedly arranged in relation to the valve seat and designed to detect a position of a permanent magnet accommodated in the recess.

Abstract: A valve assembly includes a valve body having an inlet end and an outlet end and a fluid flow path extending from the inlet end to the outlet end. The assembly also includes: a moveable valve member located in the fluid flow path intermediate the inlet end and the outlet end, the moveable valve member being movable relative to the valve body between an open position to allow fluid flow from the inlet end to the outlet end along the fluid flow path through the open moveable valve member and a closed position to prevent fluid flow from the inlet end to the outlet end along the fluid flow path; and one or more fluid level tensometer sensors mounted to the moveable valve member and configured to deform to generate an electrical signal in response to a predetermined mass or pressure of fluid acting on the one or more sensors.