Abstract: Technical solutions are described to for determining thickness of a vehicle brake rotor. An example method includes providing vehicle parameters that identify operating conditions of a vehicle, and using the vehicle parameters to determine work done by a brake of the vehicle as brake-work. Further, the method includes using the brake work to determine brake rotor temperature, and using the brake rotor temperature to determine brake rotor wear. The method further includes accumulating the brake rotor wear to provide an estimation of the thickness of the vehicle brake rotor.

Abstract: A friction disk may comprise a friction disk core and a wear liner coupled to the friction disk core. A depression may be formed in a surface of the friction disk core. The wear liner may comprise a protrusion extending from a non-wear surface of the wear liner. The protrusion may be positioned within the depression of the friction disk core.

Abstract: A gas strut includes a housing, a rod, and a seal. The rod extends along a centerline and is spaced radially inward from the housing to axially move between a retracted position and an extended position with respect to the housing. The seal includes an outer portion engaged to the housing, an inner portion in sliding contact with the rod, and a mid-portion spanning between and engaged to the inner portion and the outer portion during normal operation. The mid-portion is constructed and arranged to break after about a predetermined number of gas strut actuations.

Abstract: Providing an overturn preventing device which can easily be mounted between a top surface of an article and a ceiling and a method of mounting the overturn preventing device. The overturn preventing device includes a damper. The damper is mounted between a top surface of a piece of furniture (an article) and a ceiling. The damper includes a cylinder and a piston. A hydraulic fluid (operating liquid) and a compressed gas are enclosed in the cylinder. The piston is slidably housed in the cylinder. When the damper is to be mounted between the top surface of the furniture and the ceiling, the piston is housed in the compressed gas enclosed above the hydraulic fluid. The piston can be moved into the hydraulic fluid when the furniture is tilted and the damper is contracted by a predetermined length.

Abstract: A damper for a train coupler is shown, comprising a hydraulic balancing chamber (115) defined in an annular space between a piston (101) and a housing (102) in which the piston is movably received, wherein the balancing chamber is in flow communication with a hydraulic high-pressure chamber (103) via inlet and outlet bores (116; 130) formed through a slip-ring (117) that journals the piston in the housing. A portion (129) of the piston is shielded in a buffer chamber (128) formed in the annular space between the piston and the housing, in axial alignment with the balancing chamber.

Abstract: A frequency dependent piston assembly (1) for a shock absorber comprising: a piston (10) disposed within a portion of cylinder (20), dividing volume enclosed within said portion of cylinder (20) into a first chamber (21) and a second chamber (22), said piston (10) comprising a first flow channel (111) connecting said first chamber (21) and said second chamber (22); characterized in that said piston assembly (1) further comprises: a first fluid accumulator (300); a first fluid channel (200) connecting said first fluid accumulator (300) with the side of said piston (10) closest to said first accumulator (300); a first valve assembly (100) controlling the passage of fluid (150) from said first chamber (21) to said second chamber (22), said first valve assembly (100) being configured in such a way that its preload force is controlled by said first fluid accumulator (300).

Abstract: A hydraulic engine mount, capable of preventing a rattle noise, improving Noise, Vibration, and Harshness (NVH) performance by lowering dynamic characteristics of the hydraulic engine mount in an idling state, and capable of generating a high damping value in a state having a relatively large amount of vibration displacement, includes a case having a hydraulic fluid sealed therein, a nozzle plate having a lower nozzle plate and an upper nozzle plate coupled to an upper portion of the lower nozzle plate, and dividing an inside of the case into an upper fluid chamber and a lower fluid chamber, a first membrane disposed on the upper portion of the lower nozzle plate such that a first edge portion of the first membrane is tightly coupled to the upper portion of the lower nozzle plate, and provided with at least one first communicating hole, a second membrane disposed on a lower portion of the upper nozzle plate such that a second edge portion of the second membrane is tightly coupled to the lower portion of the u

Abstract: An engine mount includes a nozzle assembly for partitioning a fluid-filled space into an upper fluid chamber and a lower fluid chamber, wherein the nozzle assembly includes a first flow path to dampen vibrations with a first amplitude and a second flow path to dampen vibrations with a second amplitude greater than the first amplitude, so that the vibrations delivered from an engine can be efficiently reduced.

Abstract: An aircraft includes an airframe having an empennage, a counter rotating, coaxial main rotor assembly located at the airframe including an upper rotor assembly and a lower rotor assembly, and a translational thrust system positioned at the empennage and providing translational thrust to the airframe. At least two control surfaces located at the empennage are independently operable via commands from one or more flight control computers. A method of operating an aircraft includes transmitting a first signal from one or more flight control computers to a first control surface located at a first lateral side of a translational thrust system, and actuating the first control surface to a first position via the first signal. A second signal is transmitted to a second control surface located at a second lateral side opposite the first lateral side, and the second control surface is actuated to a second position via the second signal.

Abstract: [Object] To bring about great vibration isolating effects through a combination of isolation of up-down (i.e. perpendicular) vibrations and isolation of front-back and right-left (i.e. horizontal) vibrations during running. [Solution] A vibration isolation device for isolating vibrations during movement of an electronic device 17 mounted on a moving body includes a lower plate 16 facing the moving body and serving as a base, an upper plate 31 supporting the electronic device 17, elastic members 32 interposed between the lower plate 16 and the upper plate 31 and each fixed to the lower plate 16 and the upper plate 31, and a regulating member 33 that regulates horizontal vibrations of the electronic device 17.

Abstract: A balance weight having one or more journals with a reduced mass portion disposed between a pair of journal portions that define circumferentially extending bearing surfaces. The reduced mass portion has a body, which defines a circumferentially extending bearing surface that is concentric with the bearing surfaces on the journal portions, and at least one stiffening structure that is configured to resist flexing of the journal portions relative to one another due to the transmission of bending loads through the balance shaft.

Abstract: The present disclosure discloses a vehicle driving assembly with transversely placed double power sources comprising two power sources and an automatic transmission, and the two power sources are individually connected to two input shafts of the automatic transmission. A first intermediate shaft is provided parallel to the first input shaft. A second intermediate shaft and a third intermediate shaft are individually provided in the directions coaxial with the first input shaft and the first intermediate shaft. A first clutch is provided between the first intermediate shaft and the third intermediate shaft. A second clutch is provided between the first input shaft and the second intermediate shaft. A first gear on the first input shaft and a second gear on the first intermediate shaft are engaged to transmit power. A third gear on the second intermediate shaft and a fourth gear on the third intermediate shaft are engaged to transmit power.

Abstract: A drive train device includes at least one electric motor, at least one axle drive, and a transmission arranged between the electric motor and the axle drive. The transmission has exactly one planetary gear stage, one braking unit, and one clutch unit. The transmission is provided, at least in terms of design, for the selection of two powershiftable transmission gears.

Abstract: A multi-stage transmission for a vehicle is provided. The multi-stage transmission includes an input shaft, an output shaft, and first, second, third, fourth and fifth planetary gear devices that are disposed between the input shaft and the output shaft to transmit rotary force. Each of the first, second, third, fourth and fifth planetary gear devices have three rotary elements, and six shifting elements that are connected to the rotary elements of the first, second, third, fourth and fifth planetary gear devices.

Abstract: A multi-stage transmission is disclosed. The multi-stage transmission includes: two simple planetary gear sets, each including three rotary elements; one compound planetary gear set including four rotary elements; and six shifting elements. Since ten forward shifting stages and one reverse shifting stage can be accomplished with a relatively small number of parts, a simple construction and a low weight, the multi-stage transmission provides a further improved speed ratio for the driving conditions of the vehicle, thereby improving the fuel efficiency of the vehicle.

Abstract: A center support (11c) having a sidewall part (111c) extending from an internal circumferential surface of a transmission case (11) toward a radial inner side of the transmission case (11); and a cylindrical part (112c) axially extending from an internal circumferential portion of the sidewall part (111c) is formed between a first drive gear (26) with a small diameter and a second drive gear (28) with a large diameter. The first drive gear (26) is turnably supported by a first bearing (31) on an internal circumferential surface of the cylindrical part (112c) of the center support (11c), and the second drive gear (28) is turnably supported by a second bearing (32) on an external circumferential surface of the cylindrical part (112c).

Abstract: A transmission for a vehicle capable is provided to improve fuel efficiency through multiple gear shift stages and enhance power performance of an engine. By combining first and second planetary gear sets, a compound planetary gear set, and multiple frictional elements selectively connecting rotary components of the three planetary gear sets via a corresponding shaft, the transmission provides eleven forward gear stages and three reverse gear stages. In particular, a first rotary element of the first planetary gear is fixedly connected to a transmission case, a second rotary element of the first planetary gear is fixedly connected to a second rotary element of the second planetary gear, and a third rotary element of the first planetary gear device is selectively connected to a first rotary element of the compound planetary gear set and a fourth rotary element of the compound planetary gear set.

Abstract: An electro-mechanical drive unit connectable with first and second motor/generators includes an output member, a stationary member, a gear-train, and a torque-transmitting device. The drive unit also includes a compound planetary gear arrangement having a ring gear structure, first and second sun gears, and a carrier structure. The gear arrangement includes first, second, third, and fourth junction points and has a double-pinion assembly having a first pinion gear in mesh with the first sun gear member and a second pinion gear in mesh with the first pinion gear and with the ring gear structure. The gear arrangement is operatively connected to the second motor/generator at the first junction point via the gear-train and to the first motor/generator at the fourth junction point. The output member is operatively connected to the second junction point. Furthermore, the torque-transmitting device is engageable to ground the third junction point to the stationary member.

Abstract: A belt tensioning device comprises: a base member; a first tensioning arm, which is pivotably supported by a bearing sleeve on the base member around a first pivot axis and which comprises a first tensioning roller, wherein the bearing sleeve is configured radially elastically and is connected to one of the components, the base member and the first tensioning arm in a rotationally fixed manner, and which is rotatable relative to the other of the components, the base member and the tensioning arm a second tensioning arm, which is pivotably supported on the base member around a second pivot axis and comprises a second tensioning roller; a spring arrangement that pre-tensions the first tensioning arm and the second tensioning arm in circumferential direction relative to each other; pre-tensioning means, which that are arranged radially between a circumferential face of the bearing sleeve and a circumferential face of the component connected to the bearing sleeve to exert a radial force in direction relative to t

Abstract: A ball screw assembly for use in an actuator is provided. The ball to screw assembly may include a ball screw supported for rotation by the actuator. A ball nut may be provided around the ball screw and may be held against rotation with the ball screw by said actuator. A primary load path may be provided between the ball screw and the ball nut for operatively coupling the ball nut with the ball screw. A secondary load path may be provided between the ball screw and the ball nut, wherein the secondary load path can be disengaged during a normal operating mode of the ball screw assembly and the secondary load path can be engaged during a second operating mode of the ball screw assembly.

Abstract: A threaded shaft for a ball screw comprising: a shaft of fibre-reinforced polymer material; and a helical ridge formed on an outer surface of said shaft, said helical ridge being formed from a fibre-reinforced polymer material comprising a plurality of helical fibres wound around the shaft in the same sense and grouped together to form the ridge. The helical ridge formed from grouped helical fibres all wound with the same sense provides excellent axial load carrying capability as the fibres run continuously from end to end of the shaft and can thus transmit load from end to end. This adds much greater strength than a shaft formed from plastics only. The load carrying capability of the fibre wound helical ridge can indeed approach that of existing metal threads while still being much lighter in weight.

Abstract: An ice breaking seal for a ball screw comprises a first, ice breaking section and a second, sealing section formed integrally with the ice breaking section. The ice breaking section is formed of a polymeric material and has a first hardness. The sealing section is formed of a polymeric material and has a second hardness, which is lower than the first hardness.

Abstract: Devices and methods are provided herein for the transmission of power in motor vehicles. Power can be transmitted in a smoother and more efficient manner by splitting torque into two or more torque paths. A continuously variable transmission is provided with a ball variator assembly, a planetary gear set coupled thereto and an arrangement of rotatable shafts with multiple gears and clutches that extend the ratio range of the variator. In some embodiments, clutches are coupled to the gear sets to enable synchronous shifting of gear modes. In some embodiments, clutches are coupled to chain drives to enable synchronous shifting of gear modes.

Abstract: A driving system includes a drive source for driving a left drive portion and a right drive portion, a power transmission mechanism having first and second differential mechanisms each including a first rotating element, a second rotating element and a third rotating element and a switching unit. The first rotating elements of the first and second differential mechanisms are connected to each other so as to rotate in the same direction, the second rotating elements of the first and second differential elements are connected to the left drive portion and the right drive portion, respectively, and the third rotating elements of the first and second differential mechanisms are connected to each other so as to rotate in opposite directions.

Abstract: A strain wave gearing has a wave generator for generating a wave motion that repeatedly flexes each part in the circumferential direction of an externally toothed gear in the radial direction. The wave generator is provided with a plurality of wave-generating members arranged at positions at a prescribed angular interval along the circumferential direction of the externally toothed gear. Each of the wave-generating members is provided with an outer circumferential cam surface, rotates centered on a rotation center line that is parallel to the device center axis line, and repeatedly flexes each part of the externally toothed gear in the radial direction with a prescribed amplitude. A strain wave gearing, which is suitable for forming a large device hollow part, can be obtained.

Abstract: A bicycle sprocket assembly comprises a first sprocket. The first sprocket comprises a first sprocket body, a shifting facilitation area, and a plurality of first sprocket teeth. The plurality of first sprocket teeth includes a plurality of first teeth and a plurality of second teeth. The plurality of first teeth includes a shifting-facilitation tooth and a first driving tooth. A maximum axial top width of the shifting-facilitation tooth is smaller than a maximum axial bottom width of the shifting-facilitation tooth. The maximum axial top width of the shifting-facilitation tooth is smaller than a maximum axial top width of the first driving tooth. The plurality of second teeth includes a second driving tooth extending radially outwardly from the first sprocket body. The plurality of second teeth has a maximum axial width smaller than a maximum axial bottom width of the first driving tooth.

Abstract: The disclosure concerns a rack-and-pinion gear for a motor vehicle. The rack-and-pinion gear includes a pinion shaft and a toothed rack, which are mounted inside a housing. In order to provide a rack-and-pinion gear with precise engagement, which can be produced economically, according to the disclosure it is provided that a position of the pinion shaft in the housing can be adjusted by at least one adjustment element so that a tilt of the pinion shaft relative to the toothed rack can be set.

Abstract: An oil pump driving device of which the oil pump can be driven by either of an engine and an electric motor, and which is short in axial dimension. The oil pump driving device includes a first one-way clutch for transmitting motive power from the engine only in one direction, and a second one-way clutch for transmitting motive power from the electric motor only in the above one direction. The first one-way clutch is disposed within an opening formed in a partition wall of a transmission case. The oil pump includes a rotor having an inner peripheral portion defining a hollow space. The second one-way clutch is disposed inside of the inner peripheral portion of the rotor.

Abstract: A pin assembly for use in a planetary gear including a pin including a cylindrical side wall defining a central bore that extends from a first end to a second end of the pin along its longitudinal center axis, an inlet bore, and a first annular groove that extends radially outwardly into the side wall of the pin adjacent the first end. A first cylindrical plate includes a first side wall, a second side wall, and a cylindrical outer wall extending therebetween, the first plate being disposed within the first annular groove of the pin, wherein a width of the first plate in a direction parallel to the longitudinal center axis is less than a width of the first annular groove in the direction parallel to the longitudinal center axis so that the first plate is axially slidable within the first annular groove.

Abstract: A hydraulic control device that includes a first layer including a first surface, a first groove having a semicircular cross-sectional shape and formed in the first surface, and a first oil passage having a circular cross-sectional shape, communicating with an end of the first groove, extending in a direction orthogonal to the first surface, and open to the first groove; a second layer including a second surface, and a second groove having a semicircular cross-sectional shape and formed in the second surface to face the first groove, the second layer being stacked on the first layer, with the second surface joined to the first surface; and a second oil passage having a circular cross-sectional shape, defined by the first groove in the first surface and the second groove in the second surface, and communicating with the first oil passage.

Abstract: A drive system for a motor vehicle includes a separating clutch, a shiftable transmission, a drive machine, and a transmission gear wheel and a clutch device. In a first operating state either the clutch device or the transmission gear wheel is kinematically coupled to the transmission input shaft and in a second operating state both said clutch device and said transmission gear wheel are kinematically coupled in said manner thereto. The drive system comprises a braking device for transmitting a braking force in a non-contact manner in this first operating state from a first part to a second part of the braking device. In that the first part of the braking device is kinematically coupleable to the transmission input shaft and the second part is kinematically coupleable to the transmission gear wheel.

Abstract: A method for controlling internal electronic range selection for an automatic transmission includes: confirming if a range change command has been ordered from a current transmission operating state; verifying expected performance from at least first and second mode valves and a park servo are present in the current transmission operating state prior to allowing a range change event; during the range change event: generating proactive commands including ordering a reduction in a hydraulic system pressure; and identifying if an unexpected event is detected; and following completion of the range change event confirming expected performance is obtained from at least the first and second mode valves and the park servo to achieve a driver intended state.

Abstract: Disclosed herein is a gear actuator for a double clutch transmission, which includes a power module (100), including odd and even-numbered stage select solenoids and shift motors, a controller directly connected to them, and select levers connected to select rods of the select solenoids, shift modules (200) for transmitting the rotational forces of the shift motors to a control shaft assembly (300), the control shaft assembly (300) for transmitting the operating force of the power module (100) to a shift lug, and a body housing (400) having the power module (100), the shift modules (200), and the control shaft assembly (300) installed therein. Accordingly, the gear actuator can have a more compact structure and be easily assembled by modularization.

Abstract: A vehicle includes an engine as a drive source and a continuously variable transmission. The continuously variable transmission includes a torque converter having a lockup clutch. When simultaneous execution of an upshift of the continuously variable transmission and a lockup engagement of the lockup clutch is required in accordance with an accelerator depression operation, the LU engagement control of the lockup clutch is started in accordance with an LU engagement request. On the other hand, the upshift control uses the continuously variable transmission to place the starting of the control with respect to the upshift request on standby and cancels the standby when the LU engagement control of the lockup clutch enters a lockup engagement completion region and starts the upshift control (delayed control).

Abstract: The present invention relates to a hydrostatic transmission system comprising: at least one pump (110), at least two wheel motors (120, 122; 140, 142) supplied by the pump (110) for the mechanization of a machine, characterized by the fact that it comprises means (130) designed to offset in time a change of displacement of the motors (120, 122; 140, 142) into several groups so as to have a progressive evolution of the apparent displacement of the motors.

Abstract: A hydraulic control apparatus is provided including: an electromagnetic valve that has an input port communicating with a supply destination unit of oil and a control port that is switched between communication and disconnection by resultant force of a hydraulic pressure of the supply destination unit and electromagnetic force; a variable displacement pump which has a suction port communicating with a supply source of the oil, an ejection port communicating with the supply destination unit, and a control chamber communicating with the control port and rotates in accordance with drive of the supply destination unit, in which an amount of the oil ejected to the supply destination unit through the ejection port changes in accordance with a pressure in the control chamber; and a control unit that controls a value of a necessary current that is caused to flow through the electromagnetic valve.

Abstract: Provided herein is a vehicle including: an engine; a continuously variable planetary (CVP) operably coupled to the engine; a cooling system in fluid communication with the engine and the CVP, the cooling system comprising a control valve and a working fluid; and a control system including a controller configured to control the CVP and the control valve and a working fluid temperature sensor, wherein the controller commands a change in the CVP ratio based on the working fluid temperature.

Abstract: The park-lock device comprises: a gearwheel intended to be connected for rotation with a rotating member of the transmission; a tilting lever provided with a locking tooth arranged to engage the gearwheel to prevent rotation of the gearwheel, the tilting lever being tiltably mounted about a first axis of rotation (x1) between a disengagement position and an engagement position; and a control unit for controlling the tilting movement of the tilting lever about the first axis of rotation (x1) between the disengagement position and the engagement position. The control unit comprises a cam which is rotatably mounted about a second axis of rotation (x2) parallel to the first axis of rotation (x1) and has a first lateral surface portion configured to cooperate with a first cam follower carried by the tilting lever.

Abstract: A parking lock device for a motor vehicle including a parking interlock gear and a parking pawl. The parking interlock gear has teeth and tooth gaps, wherein each of the teeth has a first and a second deflecting contour that are counter-revolving and radially increasing from a radial indentation toward a respective tooth flank. The parking pawl includes a ratchet tooth. The parking interlock gear is rotatable about an axis of rotation and the parking pawl is rotatable about or translational along a swivel axis parallel to the axis of rotation. The contours slidingly guide the ratchet tooth to catapult over the tooth gaps in a targeted rotational speed range of the parking interlock gear, the targeted rotational speed range being between a minimum limit speed and a maximum limit speed, such that contact is avoided between tooth flanks of the parking pawl and of the parking interlock gear.

Abstract: An anti-extrusion ring for supporting a sealing unit of a piston or rod system is disclosed. The anti-extrusion ring is split across two surfaces for ease of installation and the split is configured to effectively prevent extrusion at either split surface and eliminate nibbling of the sealing components.

Abstract: A metal static gasket and method of construction thereof is provided. The gasket includes at least one metal layer. The at least one metal layer has opposite sides with at least one through opening extending through the opposite sides configured to register with an opening to be sealed and at least one raised annular seal bead extending at least in part about the at least one through opening. At least one protrusion extends outwardly from at least one of the sides, wherein the at least one protrusion prevents complete flattening of the at least one seal bead. The at least one protrusion has a plurality of discrete layers of metal deposited on one another via an additive manufacture process, wherein the protrusion is formed having a hollow region extending therein.

Abstract: Disclosed is a sealing device for a rotary shaft, including a seal mounted fixedly in a passage through which the shaft passes, providing a sealed barrier and consisting of a bearing ring with an external axial flange and a radial flange, and a sealing washer attached to the bearing ring, surrounds the axial flange and extends inward along that face of the radial flange that faces toward the outside, to end in a sealing lip bearing slidingly against the rotary shaft to be sealed, the sealing device also including a protective unit protecting against contaminants. The protective unit includes an additional ring which is secured to the rotary shaft, which is positioned on the exterior side of the seal, and which includes a radial flange which, in collaboration with the radial flange of the bearing ring of the seal, forms an annular structure of the chicane or labyrinth type.

Abstract: A sealing structure of a reciprocating plunger pump comprises a pump seat, a pressure relief valve assembly, a pressure regulating valve assembly, and a plunger rod assembly; the plunger rod assembly includes a plunger rod, a large sealing ring and a small sealing ring; the structure of the large sealing ring is the same as that of the small sealing ring, and the large sealing ring includes a ring-shaped sealing body, an annular recess, and an annular tension spring; the annular tension spring always has an outwardly expanding force on both side walls of the annular recess; the sealing body includes a saw-tooth sealing groove. The sealing structure reduce the load on the pump and improve the service life of the sealing ring.

Abstract: A gas turbine engine includes a first rotor shaft and a second rotor shaft around the first rotor shaft. A knife edge seal is radially between the first rotor shaft and the second rotor shaft, and is connected to one of the first rotor shaft or the second rotor shaft. The knife edge seal is sized radially to form a gap between the knife edge seal and the other of the first rotor shaft or the second rotor shaft. A plurality of blades having a general airfoil shape is between the first rotor shaft and the second rotor shaft proximate the knife edge seal. The plurality of blades is connected to the first rotor shaft or the second rotor shaft, and a second gap is formed radially between the plurality of blades and the other of the first rotor shaft or the second rotor shaft.

Abstract: A ring seal in a gas turbine engine includes a ring seal body, an axial sealing dam, a radial sealing dam, and at least one bleed slot. The ring seal body is annular in shape and has a first axial side, a second axial side, a radially outer side, and a radially inner side. The axial sealing dam is on the first axial side and is configured to provide a first sealing surface with a first component. The radial sealing dam is on the radially outer side and is configured to provide a second sealing surface with a second component radially outward from the radially outer side. The at least one bleed slot is on the second axial side and configured to allow fluid to pass through when the ring seal is incorrectly oriented such that the at least one bleed slot is adjacent to the first component.

Abstract: A non-contact seal assembly includes a plurality of seal shoes arranged about a centerline in an annular array, the seal shoes including a first seal shoe extending axially along the centerline between a first shoe end and a second shoe end. The non-contact seal assembly may comprise a seal base circumscribing axially offset from the annular array of the seal shoes. The non-contact seal assembly may further comprise a plurality of spring elements, each of the spring elements radially distal from and connecting to a respective one of the seal shoes, and each of the plurality of spring elements is axially adjacent to the seal base.

Abstract: An assembly for rotational equipment includes a plurality of seal shoes, a seal base, a plurality of spring elements and a frangible element. The seal shoes are arranged around an axis in an annular array. The seal base circumscribes the annular array of the seal shoes. Each of the spring elements is radially between and connects a respective one of the seal shoes and the seal base. A first of the spring elements includes a first mount, a second mount and a spring beam. The first mount is connected to a first of the seal shoes. The second mount is connected to the seal base. The spring beam extends longitudinally between and connects the first mount and the second mount. The frangible element is configured to restrict radial outward movement of the first of the seal shoes.

Abstract: Embodiments of a pinch valve assembly include a controller, where the controller is preprogrammed with a plurality of selectable modes including a step and direction mode, a flow monitoring mode, a flow and fill mode, and an unclog mode, and an actuator assembly, the actuator assembly being controlled by the controller, an actuator, the actuator being actuated by the actuator assembly, a piston, the piston being coupled with the actuator, a valve body, the valve body being coupled with the actuator assembly, and an aperture, the aperture being formed in the valve body, wherein the aperture is configured to retain at least a portion of tubing such that fluid or gas flow within the tubing can be metered.

Abstract: In a process valve P comprising a housing, which defines first and second seats on both sides of an intermediate chamber and which is connected to product lines and comprises a closing element with a metallic shaft and first and second valve disks having surfaces that face the product lines the surface of at least one valve disk is thermally decoupled from the valve disk to a very large extent. The process valve P with the thermal decoupling unit is installed in a node of a food treatment and/or filling plant.

Abstract: A gate valve and a seat insert for a gate valve having a valve body, which may be used for hydrocarbon well fracturing operations with a fracturing fluid, or “frac fluid”, includes a seat pocket for receipt of the seat insert and a seat, which seat insert may include a tubular member having a first and a second seat insert end face, the first and second seat insert end faces each include at least one annular seal, and the seat insert is disposed in the seat pocket with the first seat insert end face sealed against the valve body and the second seat insert end face sealed against the seat.