Abstract: A braking system includes a frame, an actuator coupled to the frame, a rotating joint coupled to the actuator and the frame, an arm coupled to the rotating joint, a brake pad having a connector, the connector pivotably coupled to the arm, and a torsion spring positioned at the connector to bias the brake pad relative to the arm.

Abstract: A disconnect mechanism comprises an input shaft defining a drive axis, a disconnect shaft selectively engaged with the input shaft to be driven about the drive axis by the input shaft, and a disconnect ramp operatively connected to the disconnect shaft to axially move the disconnect shaft between at least a first axial position and a second axial position. A disconnect pawl is selectively engaged with the disconnect ramp shaft, and a brake is selectively engaged with the disconnect shaft in the second axial position.

Abstract: An elastic bearing, in particular for the suspension of a load, is provide that comprises at least one elastic body that has at least two bending beams and at least two receiving openings for receiving coupling elements, wherein at least one of the at least two bending beams is connected to at least one articulated section, and at least one reinforcement that is embedded in the at least one elastic body. The reinforcement extends at least into the at least two bending beams, wherein the reinforcement extends at least essentially linearly into the at least two bending beams in at least one predetermined section of the particular bending beam. The at least two bending beams each have at least one supporting point that ensures the at least essentially linear course of the reinforcement in the predetermined section.

Abstract: A spring mechanism having at least two wave washers and at least one spring washer between the wave washers. The wave washers are mounted so as to be twistable relative to one another.

Abstract: Described herein is a fluid circuit device. The device incorporates at least one pressure balancing valve located between at least two fluid volumes that can be in a pressure differential arrangement wherein the at least one pressure balancing valve acts to address a pressure differential by opening a fluid volume or volumes to a third pressure equalising volume. In use, the fluid circuit device may in one embodiment be used in an energy absorbtion apparatus.

Abstract: An energy absorbing strut having, a first end coupled with an inner cylinder, and a second end connected with a hollow rod extending within the inner cylinder. A piston is carried by the rod having an outer surface sealing against an inside diameter of the inner cylinder and forming a compression chamber and a rebound chamber bounded by the piston, the rod having an internal passageway communicating between the compression chamber and the rebound chamber. An inertial mass carried by the rod movable axially on the rod between a closed position against and annular rod passageway and an open position opening the rod passageway and allowing the flow of a hydraulic fluid between the compression chamber and the rebound chamber. A spring acts on the inertial mass biasing the inertial mass toward the closed position. The energy absorbing strut may be used in a blast mitigation system for a military vehicle or other applications for providing shock isolation between two structures.

Abstract: Disclosed is a frequency sensitive type shock absorber including a piston rod reciprocating an inside of a cylinder and having a connection passage therein; a piston valve mounted on the piston rod and having a plurality of compression and rebound flow paths penetrating up and down thereof, and partitioning the cylinder into compression and rebound chambers; and a valve assembly mounted on the piston rod to generate a damping force that changes with frequency during a rebound stroke; wherein the valve assembly comprises: a housing coupled to the piston rod and having a pilot chamber in communication with the connection passage; a main retainer coupled to the piston rod and having a main chamber formed on an upper portion thereof in communication with the connecting passage; and a pilot valve coupled to the piston rod and disposed between the housing and the main retainer to partition the pilot chamber and the main chamber.

Abstract: A flywheel configured to couple to a manual transmission to an unrelated vehicle engine. Also disclosed is a method for retrofitting a manual transmission with an unrelated vehicle engine. Also provided is a flywheel comprising a removable friction region and/or a removable gear portion.

Abstract: A rope sling shackle body for a heavy load rope sling shackle for suspending on a rope sling. The shackle body includes two opposite end portions each with a through-opening for receiving a bolt, a central arc which extends between the end portions and which has, at least in a rope receiving region, an arc bottom and arc flanks that are arranged on either side thereof and are spaced apart from one another. The central arc has a convexly rounded rope supporting face on its inner side at least in the rope receiving region that extends from a top edge of one arc flank to a top edge of the other arc flank. At least one reinforcement rib is arranged between the arc flanks and is divided into two partial ribs that support the arc flanks on the arc bottom. A spacing between the partial ribs extends down to the arc bottom.

Abstract: A transmission device capable of cooperating with a dual-power source and a driving method therefor, the transmission device includes a planetary gear assembly that is driven by the dual-power source; the planetary gear assembly comprises a sun gear, a rotating inner gear ring, and a planetary gear that is engaged between the sun gear and the rotating inner gear ring; the dual-power source comprises an input shaft, the input shaft being connected to the sun gear. The direction of the rotational movement of the planetary gear about the input shaft depends on the linear velocity V1 of pitch circle movement of the rotating inner gear ring and the linear velocity V2 of pitch circle movement of the sun gear.

Abstract: A wheel head transmission (1) comprising a first and second shafts (W1, W2) which are connected to one another via a planetary transmission (PG). The wheel head transmission (1) comprises first and second planetary stages (P1, P2), which include a first element (E11, E12), a second element (E21, E22) and a third element (E31, E32). The first element (E11) of the first planetary stage (P1) is connected to the first shaft (W1) for conjoint rotation, the second element (E21) of the first planetary stage (P1) and the third element (E32) of the second planetary stage (P2) are connected to one another and the second shaft (W2) for conjoint rotation. The third element (E31) of the first planetary stage (P1) and the first element (E12) of the second planetary stage (P2) are connected together for conjoint rotation, and the second element (E22) of the second planet stage (P2) is immobilized.

Abstract: A transmission provides nine forward gears from the first gear to the ninth gear, including a first and a second planetary gear set configured axially in series, each planetary gear set configured to provide a first and a second forward speed reduction and one direct speed with a one to one (1:1) speed ratio, the first forward speed reduction being larger than the second forward speed reduction, wherein each planetary gear set is individually shiftable between three forward speeds with different speed ratios. The transmission is configured to provide the first to third gears by utilizing the first speed reduction of the second set, the fourth to fifth gears by utilizing the first speed reduction of the first set, the sixth to seventh gears by utilizing the second speed reduction of the first set, and the eighth to ninth gears by utilizing the direct speed of the first set.

Abstract: A belt pulling tool is comprised of a handle, a body and two prongs, the handle and body each having two ends with one end of each being attached to the other forming a longitudinal length and the two prongs being attached to the body orthogonal to the length, wherein at least one prong is configured to be moved and fixed along a portion of the length of the body. The belt pulling tool is useful for aligning, seating and setting the tension of belts for industrially belt driven machinery. In performing the method, the belt is inserted between the gap between the prongs of the tool and the tool is rotated about an axis centered in the gap and running parallel to the prongs projecting from the body of the tool to engage the belt and cause the rotation of the sheaves, thus allowing the sheaves to be aligned using alignment tools and allowing the belt to properly seat. Once seated and aligned, the tension may be set using a belt tension gauge.

Abstract: A continuously variable gear is described having an input shaft, a plurality of traction balls distributed radially around the axis, each traction ball is mounted on an axle passing there through, the axles are tiltable in the radial grooves in the housing and support plate. To control the position of the traction balls, the axles are guided in curved slots of a turnable iris plate. To control the axial placement of the traction balls, there is a rotatable input disc positioned adjacent to the traction balls, a rotatable output disc positioned adjacent to the traction balls opposite the input disc, and a pre-spanning ring around the traction balls such that each of the traction balls is making three-point contact with the input disc, the output disc and the pre-spanning ring, the contact surface of the pre-spanning ring having a specific curvature larger than the radius of the traction balls.

Abstract: A mechanical converter for converting rotary motion to reciprocating motion, and vice versa, featuring a gear rack, one or more half-gears alternately engaged with the gear rack, the gear rack configured to produce reciprocating motion in response to the alternate engagement with the one or more half-gears.

Abstract: An indexed drive system (10) for mechanised tools, in particular an electric toothbrush, for selectively imparting various drive modes to a pair of concentrically-arranged drive shafts (12, 14) thereby imparting various brushing modes to the head (H) of the mechanised tool, in particular an electric toothbrush.

Abstract: A nut assembly for use with lead screws is provided. The nut assembly includes a nut member and an adjustment arrangement that can independently adjust the biasing of flexible fingers of the nut member.

Abstract: A gear arrangement comprising: a housing having a gear axis and a housing stop, the housing stop having a first and second abutment; a rotatable member mounted on the gear axis having a first side having a first stop and a second having a second stop, the first stop is positioned between the first abutment and the second abutment; and a gear mounted on the gear axis having a first gear side, and a second gear side having a gear stop, the gear stop is engageable and disengageable with the second stop during rotation of the gear about the gear axis, the rotatable member positioned between the housing and the gear; wherein said rotation of the gear is hindered while the gear stop and the second stop are engaged when the first stop enters into engagement with either the first abutment or the second abutment.

Abstract: A device for transmission of rotary motion and transfer of a fluid medium, comprising a planetary gear train for transmission of rotary motion about a main axis which has at least one reduction stage which is provided with a sun gear, which rotates about the main axis, and a toothed ring gear which are mutually concentric and between which at least two planetary gears are engaged which are supported in rotation at least about the respective longitudinal axes which are parallel to the main axis by a planetary gear carrier; such planetary gear train is provided with a driving input sun gear and with an output ring gear and with an output planetary gear carrier, of which one can move in rotation about the main axis with respect to the other; and a rotary joint which extends externally to the planetary gear train for transfer of the fluid medium.

Abstract: In an aspect, an isolation device is provided for a belt and a component shaft in an engine. The device includes a hub, a pulley, an isolation spring and a damping member that is fixed rotationally relative to the hub and is engageable frictionally with the pulley. Torque transmission through the spring below a selected non-zero torque, irrespective of hub load on the pulley, drives a change in radius of the helical coils of the spring that is sufficiently small that the spring avoids pressing the damping member against the pulley. Torque transmission through the spring above the selected non-zero torque, irrespective of hub load on the pulley, drives a change in radius of the helical coils that is sufficiently large that the isolation spring applies a radial force to press the damping member against the pulley so as to generate frictional damping.

Abstract: A gear assembly for a motor vehicle comprising at least one shaft, at least one gear component arranged on the shaft, at least one engagement component which is engaged with the gear component or can be brought into engagement with the gear component, and at least one damping element. The damping element is arranged in an operative manner between the gear component and the engagement component and/or between the gear component and the shaft, and wherein the damping element is produced at least in part from amorphous metal.

Abstract: A planetary reducer contains: a sun gear rod, a gear assembly, a first external gear, and a second external gear. The sun gear rod includes an extension and a toothed section. The gear assembly includes a post, a first planetary gear, and a second planetary gear. Some of multiple teeth of the first planetary gear and some of multiple teeth of the second planetary gear expose outside the post. A number of the multiple teeth of the first planetary gear is different from a number of the multiple teeth of the second planetary gear. The first external gear includes a first surrounding portion and a first toothed portion which meshes with the first planetary gear. The second external gear includes a second surrounding portion and a second toothed portion which meshes with the second planetary gear.

Abstract: A phase adjustment system 100 for a geared compressor 1 includes a phase adjustment jig 50 that is to be detachably provided in the geared compressor 1. The geared compressor 1 includes a drive gear 4 fixed to a drive shaft and having a largest outer diameter among a plurality of gears; a driven gear having a smaller diameter than a diameter of the drive gear 4 and meshing with the drive gear 4; and a gear casing accommodating the drive gear 4 and the driven gear. The phase adjustment jig 50 includes a fifth jig gear 66 that meshes with the drive gear 4 in a state where a frame 51 is fixed to the gear casing; and a manually rotatable handle 70 that is configured to rotate the fifth jig gear 66.

Abstract: An epicyclic gear train of an aircraft powerplant is provided. The epicyclic gear train includes a sun gear having a rotation axis, a ring gear, a plurality of intermediate gears circumscribed by the ring gear and being meshed with the sun gear and with the ring gear, a carrier supporting the intermediate gears, and a torque frame attaching the carrier to a stationary structure of the aircraft powerplant to prevent rotation of the carrier and of the intermediate gears about the rotation axis of the sun gear. The torque frame is attached to the carrier at a connection. The torque frame and the carrier cooperatively define a lubricant passage extending through the connection and supplying lubricant to at least one of the intermediate gears.

Abstract: A vehicle drive system includes a first prime mover, a transmission, a power take-off (PTO), a lubrication system for the transmission and the PTO, and a control system. The transmission is powered by the first prime mover. The transmission is configured to rotate a drive shaft of the vehicle. The PTO is connected to the transmission at a first interface. The PTO includes the first interface and a second interface. The control system is configured to control fluid flow through the lubrication system for at least one mode where the input section of the PTO is stationary and the output section rotates.

Abstract: Methods and systems are provided for adjusting a lubrication system based on an axle configuration of a tandem axle with a disconnect feature. In one example, a method may include adjusting an oil level in an axle sump of a tandem axle based on an axle configuration of the tandem axle (e.g., whether the tandem axle is operating with one of a 6×4 axle configuration and a 6×2 axle configuration), the axle sump selectably coupled to an external reservoir via a first passage and a second passage, the first passage including an electric pump, the second passage including a valve, and the tandem axle coupled to a drivetrain of a motor vehicle. In this way, an amount of oil in the axle sump may be adjusted based on the tandem axle configuration.

Abstract: A drive device includes a first catch tank above a first gear and including a first bent portion bent between the first gear and a second gear, and a second catch tank below the first catch tank and including a second bent portion that is bent downward. A space above the second bent portion communicates with a space above the first bent portion. A third catch tank is above the second gear, and includes a third bent portion that is bent toward between the first gear and the second gear. A space above the third bent portion communicates with the space above the first bent portion. A fourth catch tank is in front of the second gear and above the third gear, and includes a fourth bent portion that is bent downward.

Abstract: A motor operating module includes a motor including a rotor and a stator, a gear unit provided on one side of the motor, and being configured to receive torque of the rotor and to transmit the torque to outside, and a housing configured to accommodate the motor and the gear unit in an inner space including a front space formed on a first side, a rear space formed on a second side opposite to the first side, and rear-facing connection flow paths extending from the front space toward the rear space to provide a path for a cooling fluid to flow, such that a motor may be cooled by using a churning effect of an oil caused by rotation of a gear without a separate operating device such as a pump.

Abstract: A planetary gear system is provided in one example embodiment and may include a planet gear further comprising a bearing system, the bearing system further comprising an inner bearing assembly comprising a spherical bearing and an outer race; an outer bearing assembly comprising a plurality of cylindrical roller bearings, an inner race, and an outer race; and a race element comprising an inner surface and an outer surface, wherein the outer surface of the race element is the inner race for the outer bearing assembly and the inner surface of the race element is associated with the outer race for the inner bearing assembly.

Abstract: A method for setting a gear in a transmission of a power tool, the power tool including an electric motor as well as a controller for setting the rotational speed of the electric motor. A transmission includes an operating device for selecting a gear in the transmission, a shift fork as well as an actuator, the operating device including a signal transmitter as well as a sensor for receiving a signal of the signal transmitter.

Abstract: In one aspect, a method of controlling gear shifting in response to a driving mode change, the method including determining a maximum number of allowable low-level gear-shifting steps according to a result of determining a state of a transmission, computing an immediate post-gear-shifting expected speed of a turbine for each step included that is within the maximum number of allowable low-level gear-shifting steps, using a current speed of an output shaft of the transmission and a gear ratio of each step and comparing the computed expected speed of the turbine with a preset allowable speed thereof for each step, setting the lowest-level gear-shifting step, among gear-shifting steps at which the expected speed of the turbine and the allowable speed thereof satisfy a predetermined condition, is set to be a target gear-shifting step, and executing gear-shifting control for shifting a current gear-shifting step down to the target gear-shifting step.

Abstract: A gearwheel (10), in particular a parking interlock gear, includes an annular body (1). The annular body includes a first toothing (2), arranged on an outer circumference of the annular body, for engaging a locking pawl (20), and a second toothing (3), arranged on an inner circumference of the annular body, for the form-locking connection to a shaft (30).

Abstract: An interlocking device for a transmission is provided, where the transmission includes a pivotable first shift fork for selectively engaging a first gear and a slidable second shift fork for selectively engaging a second gear. The interlocking device includes a pivot arm pivotable between a first position and a second position, and having a first end and a second end. The first end includes a first interacting portion that interacts with a first locking member of the first shift fork. The second end includes a second interacting portion that interacts with a second locking member of the second shift fork. In the first position, pivoting movement of the first shift fork is prevented and relative sliding movement of the second shift fork is allowed, and in the second position, relative pivoting movement of the first shift fork is allowed and relative sliding movement of the second shift fork may be prevented.

Abstract: A device for the sealed closing of an opening for one or more elongate parts to pass through includes a sealing and/or clamping element with at least two interacting first and second parts that are axially displaceable relative to one another, and a pressure contour acting axially onto the sealing and/or clamping element. A first axial displacement of the pressure contour and an axial displacement of the at least one second part relative to the at least one first part causes a first change in geometry of the at least one first part transversely to the displacement direction. Also, a further axial displacement of the pressure contour causes a further change in geometry of the at least one first part transversely to the displacement direction such that the opening is sealed around the one or more elongate parts passing therethrough.

Abstract: A system to provide at least two circumferential metal to metal seals between coaxial tubulars. Where a first tubular includes a circumferential shoulder having a circumferential first metal seal and a circumferential second metal seal. A second tubular has a circumferential shoulder that matches and abuts the first tubular circumferential shoulder. Each metal seal is of a material having a higher yield strength than the second tubular shoulder such that the first metal seal and the second metal seal will penetrate the material of the second tubular shoulder thereby providing a seal. Additionally a test port is provided from the exterior of the exterior tubular to a point on either the first or second tubular between the first and second metal seals.

Abstract: A seal assembly configured to seal against a surface of a seal depressor is disclosed. The seal assembly includes a body member configured to elastically expand from an original state into an expanded state. The body member exerts a sealing pressure against the surface of the seal depressor when in the expanded state. The seal assembly also includes one or more actuation members constructed from a shape memory material having a high energy state and a low energy state. The one or more actuation members are configured to urge the body member of the seal assembly from the original state into the expanded state when the shape memory material transitions from the low energy state to the high energy state.

Abstract: A seal ring (26) configured to be employed with a cross shaft (16) including a center section (17) and four shaft sections (18a, 18b, 18c, 18d) extending in four directions from the center section and formed with step faces (17a) where the center section widens out from base ends of the shaft sections outward in radial directions of the shaft sections, and with bearings (21) for mounting to leading end portions of the shaft sections. The seal ring is fitted over the shaft section and interposed between the bearing and the step face. The seal ring includes a seal lip (34) configured to contact the step face around the entire circumference, and an indentation (36) the seal lip enters by deforming when mounted to the cross shaft.

Abstract: Provided is a seal arrangement for sealing an internal space between two components mounted for rotation relative to each other, in particular for sealing a wheel bearing. The seal arrangement comprises a first carrier element, which can be connected to the first component, and a second carrier element, which can be connected to the second component. A sealing element is formed on at least one of the carrier elements and rests against the respective other carrier element at least one contact point. It is provided that at least one opening is made in the first carrier element, into which a ventilation element is inserted. It is provided that a receiving space is formed on the ventilation element, which is delimited in the radial direction by a collar on a base body of the ventilation element, wherein a gas-permeable membrane or a porous body is arranged in the receiving space.

Abstract: A face seal fitting operable to join first and second conduits together and to provide a face seal, the face seal fitting comprising a body comprising a fluid passageway, and a coupling portion having an end defining a mating face; a gland comprising a fluid passageway, and an end having a mating face operable to be seated against the mating face of the body; a polyimide sealing component configured to be situated between the body and the gland; and a compression nut fittable over the gland and coupleable to the body, the compression nut being operable, upon torqueing to achieve a threshold compression load, to cause the mating face of the gland to seat against the mating face of the body, and to compress and elastically deform the polyimide sealing component to be flush with the mating faces of the body and the gland to form a face seal.

Abstract: Systems and methods are disclosed that include providing an outer tubular member, an inner tubular member telescopically disposed within the outer tubular member, and an annular seal disposed between the outer tubular member and the inner tubular member, the annular seal being resilient to permit relative movement between the outer tubular member and the inner tubular member, and the annular seal having in a radial cross-section: a first annular leg portion terminating at an end that is radially inward or radially outward, the first annular leg portion comprising a first open loop; and a second annular leg portion extending from the first annular leg portion and terminating at an end that is the other of radially inward or radially outward, the second annular leg portion comprising a second open loop.

Abstract: A sealing device (10) for providing a fluid-tight sealing of a joint comprising a first part (30) and a second part (32) with a relative movement in between. The sealing device (10) comprises: an outer sealing part (12) designed to contact the first part and the second part, an inner sealing part (14) designed to contact the first part and the second part, and a spacing structure (16) connecting the outer sealing part (12) and the inner sealing part (14). The outer sealing part (12) and the inner sealing part (14) define an intermediate space (18) between the outer sealing part (12) and the inner sealing part (14). The outer sealing part (12) and the inner sealing part (14) are being configured to seal off the intermediate space (18) from both an exterior and an interior of the joint, and the intermediate space (18) is configured to be influid contact with both the first part (30) and the second part (32).

Abstract: The disclosure relates to a mechanical seal for sealing a fluid-conducting channel and/or space extending in a stationary component and/or a rotating component from the environment, having a slide ring which is supported in the axial direction against a counter ring in a sealing manner and, to compensate for wear on its front-end seal face or on a counter face, is supported against the counter ring elastically and movably in the axial direction with this seal face; having a position sensor to detect the position of the slide ring in the axial direction. The disclosure is characterized in that a temperature sensor is provided on a leakage side of the seal face facing away from the channel and/or space, which sensor at least indirectly detects a temperature which is dependent on the magnitude of a leakage flow passing from the channel and/or space via the seal face.

Abstract: A rotary joint for connecting a stationary body to a rotating body. The rotary joint has a rotatable wear plate connectable to the rotating body and a seal ring seated in the wear plate. A spring-biased piston engages the seal ring against the wear plate by compressed springs between an end flange and the piston. The end flange and the piston are at least partially disposed within a shroud, wherein the shroud has at least one aperture extending there through. Alignment rings are formed on the piston and viewable through the aperture in the shroud to confirm the proper distance between the end flange and the piston and the proper force applied to the piston. A seal wear indicator is connected to the piston and moves between an exposed position, wherein the seal ring is not worn, and a non-exposed position, wherein the seal ring is worn.

Abstract: A butterfly valve includes a body and a gear box cover, the body having a fluid conduit and a gear platform supported on and over the fluid conduit, the gear platform configured to support a gear assembly for actuating a valve disk between an open position and a closed position, the gear box cover defining an internal cavity, the internal cavity sized to house the gear assembly, the gear box cover configured to be removably mounted to the platform such that the internal cavity is between the gear box cover and the platform.

Abstract: Embodiments of the present disclosure present a valve assembly that includes a valve body having a gas passage bore, a valving bore extending along a longitudinal axis and intersecting the gas passage bore, a first bearing surface concentric with the longitudinal axis and a radially spaced apart second bearing surface concentric with the longitudinal axis, wherein an interface of the gas passage bore and the valving bore defines a flow port radially intermediate the first bearing surface and the second bearing surface. The valve assembly further includes a shaft valve extending along the longitudinal axis and rotatably mounted in the valving bore.

Abstract: An eclipse valve includes at least two reciprocating obturator plates captured in a sealed housing. The obturator plates fill the width of a cavity within the housing and can be moved between aligned and unaligned positions. Each of the obturator plates have an opening through the plate, and when the obturator plates are aligned, the openings through the plates are aligned with each other, and with front and rear openings in the housing, allowing flow through the valve. The plates can be moved to reduce the overlap of the openings through the plates within the housing in an eclipse manner to adjust the rate or amount of flow, and to shut off flow by completely un-aligning the openings.

Abstract: A valve device capable of precisely adjusting a flow rate includes: an operating member for operating a diaphragm and provided movably between a closed position at which diaphragm closes a flow path and an open position at which diaphragm opens the flow path; a main actuator that receives pressure from a supplied drive fluid and moves the operating member to the open position or the closed position; an adjusting actuator for adjusting the position of the operating member positioned in the open position by using a passive element which expands and contracts in response to a given input signal; a position detecting mechanism for detecting the position of the operating member with respect to a valve body; and an origin position determining unit that uses a valve closed state in which the diaphragm contacts to valve seat to determine an origin position of the position detecting mechanism.

Abstract: A multiple channel selector valve includes a stator and a rotor that is rotatable with respect to the stator. The rotor face includes first and second fluid flow paths for transferring fluids to selected sets of passages in the stator. The fluid flow paths in the rotor face are specifically configured to accommodate high fluid flow rate regimes while reducing flow restriction.

Abstract: A check valve may be used to enable desired flow rates of fluid in a particular direction. In some examples, the check valve may have a hollow cylindrical body and a threaded portion on an exterior wall of the hollow cylindrical body such that the check valve may be coupled with an assembly, such as an adapter for a vehicle engine. The check valve may include a plunger having a dome shaped portion (e.g., cone shaped, semi-hemispherical shaped, rounded cone shaped, etc.) that extends out of the hollow cylindrical body into free space when the check valve is in an open position and forms a seal with the hollow cylindrical body when the check valve is in a closed position.

Abstract: Poppet valve, plate valve, with a longitudinal axis (L), with a valve seat having a plurality of valve seat passage channels, with a catcher arranged at a distance from the valve seat in the direction of the longitudinal axis (L), and with a sealing element arranged movably between the valve seat and the catcher for opening and closing the valve seat passage channels. One of the valve components formed as the valve seat or the catcher having a plurality of passage channel limiting sections and a plurality of web portions, each extending mutually at an angle (?), wherein at least one of the valve components formed as valve seat or catcher is produced at least in sections by additive manufacturing, and wherein at least one of the passage channel limiting sections is dimensioned shorter in the direction of the longitudinal axis (L).