Abstract: A housing component includes a flange defining a center point and having an end face formed with microstructures in a first region and a second region to increase a local friction coefficient. The microstructures have each a blade shape with a cutting line, the cutting line in the first region being arranged concentrically about a first local center point, and the cutting line in the second region being arranged concentrically about a second local center point. The first and second local center points have different radial distances from the center point of the flange.

Abstract: An anti-rotation system having a replaceable keyway is disclosed, wherein the system comprises a housing having a bore extending along an axis of the housing, and a housing aperture extending from an outside surface of the housing to the bore and extending along the housing parallel to the axis of the housing; a member configured to slide within the bore along the axis of the housing; an insert defining a keyway removably mounted on the housing wherein the keyway extends at least partially into the housing aperture; and a key carried by the member and engaged with the keyway defined by the insert; wherein the key cooperates with the insert to resist rotation of the member about the axis of the housing.

Abstract: A fan according to the invention is a fan including a motor, a rotating shaft for transmitting rotation of the motor, and a boss part through which the rotating shaft is inserted at a rotation center. A distal end portion of the rotating shaft protrudes from the boss part, the distal end portion is inserted through a center hole of a washer, and is screwed with a fastening part, and the washer includes a washer bearing surface portion that is fastened by being sandwiched between the fastening part and an end surface of the boss part, and a washer outer peripheral portion surrounding an outer periphery of the washer bearing surface portion. The washer bearing surface portion and the washer outer peripheral portion are integrated with each other.

Abstract: A tapered sleeve bolt removal tool for removing a tapered sleeve bolt includes a stop sleeve configured to be coupled to a threaded end of a bolt of the tapered sleeve bolt. The stop sleeve has a stop shoulder configured to abut against a bottom of a sleeve of the tapered sleeve bolt. The stop sleeve has a lateral dimension less than or equal to a lateral dimension of the sleeve to allow the stop sleeve to be removed through an opening with the bolt and the sleeve. A bolt extractor having a bolt engagement feature is configured to engage an extraction shoulder of the bolt. The bolt extractor is pulled in an extraction direction to pull the bolt, the stop sleeve and the sleeve to simultaneously remove the sleeve and the bolt from the opening in the component.

Abstract: A bolt arrangement that includes a bolt having an outer circumferential peripheral surface extending in a longitudinal direction of the bolt, and a sleeve providing an outer circumferential peripheral surface and an inner circumferential peripheral surface extending in a longitudinal direction of the sleeve. The inner peripheral surface has a tapering profile in its longitudinal direction. A portion of the outer peripheral surface of the bolt provides a corresponding tapering profile matching the tapering profile of the inner peripheral surface of the sleeve. Furthermore, the inner peripheral surface of the sleeve further includes a groove. A coupling arrangement and a method of dismounting a coupling arrangement is also provided.

Abstract: A method for producing an adhesive screw connection between at least one upper component and at least one lower component using a flow drill screw, and a corresponding flow drill screw are provided. In the method an adhesive is applied to at least one of the upper and lower components, the flow drill screw penetrates the upper component at the joining point through a pre-drilled hole, and the flow drill screw is screwed into the lower component to form a flow-drilled hole and to join the upper and lower components. A protective ring through which a screw shank of the flow drill screw passes during the screwing-in operation is located in the pre-drilled hole. The protective ring may be capitvely held on the screw shank of the flow drill screw.

Abstract: A camshaft may include a support shaft and a component with a passage opening that receives the support shaft. The support shaft may include fastening regions and positioning regions alternating in an axial direction. A diameter of the support shaft in the fastening regions may be greater than a diameter of the support shaft in the positioning regions. Furthermore, the passage opening of the component may include axially spaced fastening sections with positioning sections arranged between pairs of the fastening sections. A diameter of the passage opening in the fastening sections may be smaller than a diameter of the passage opening in the positioning sections. Further, the diameter of the support shaft in the positioning regions may be smaller than the diameter of the passage opening in the fastening sections, and the diameter of the support shaft in the fastening regions may be smaller than the diameter of the passage opening in the positioning sections.

Abstract: A golf club head with a multi-material construction in which a portion of the club head is a first material such as engineered stone or concrete and a second portion of the club head is a second material such as a metal, thermoplastic, or a composite.

Abstract: A flow rotor (1), in particular a turbine wheel, having a wheel core (2) and an outer part (3) which surrounds the wheel core (2) and is connected thereto. The wheel core (2) and the outer part (3) are constructed from different materials.

Abstract: A system and method of joining at least two workpieces together using a friction rivet and a friction rivet cap that are friction stirred together after a cutting tip or cutting feature on the friction rivet cuts through workpieces and is then bonded to the friction rivet cap, and wherein the friction rivet cap may be excluded if the friction rivet includes a hollow in the cutting tip, the hollow being flared after the friction rivets cuts through the workpieces to thereby create an integral rivet cap in the end of the friction rivet.

Abstract: This invention addresses the problem of providing a press-fit structure and a press-fit method capable of improving the durability of a gear which press-fits into a ring part. As such, the embodiment of this invention is that, while one end side in the central axis direction of the ring gear abuts against a protrusion formed protruding on the outer side of the radial direction of the ring part from the outer circumferential surface of the ring of the ring part, and wherein the press-fit structure press-fits the inner circumferential surface of the gear into the outer circumferential surface of the ring part, when the inner circumferential surface of the gear is press-fitted into the outer circumferential surface of the ring part, there is a tensile strength reduction mechanism reducing the tensile strength generated in the lower portion of the gear teeth in at least the position of the aforementioned end side of the gear.

Abstract: A spline connection apparatus includes a male spline apparatus and a female collar apparatus coupled together. The male spline apparatus includes an external spline and a plurality of first tooth spaces having spline relief portions for tool clearance extending angularly and conically into a shoulder portion and base portion of the male spline apparatus. The female collar apparatus includes and internal spline and a plurality of second tooth spaces having an internal spline relief portion for tool clearance extending angularly and conically into the counterbore engagement surface of the female collar apparatus. The external teeth of the external spline and the internal teeth of the internal are equal in length. The effective face width of the engagement is equal to the length of the external and internal teeth.

Abstract: A system and method for splicing precast pre-stressed concrete piles and bringing pre-stress forces to each end of the piles with splice plates and with sockets cast in the splice plates to receive pre stressing strands, strand wedges to engage the strands in the sockets and transfer the pre stress forces to the ends of the piles after re-stressing, with alignment pins, alignment sockets and connecting channels to join splice plates.

Abstract: A aspects of one or more exemplary implementations, disclosed is a plastic tool mount and system with a tool connector head with a back side, nose and distal end of the nose; a shaft guide having a channel is formed within the head open at the distal end of the nose; the channel further having a raised bump section of plastic extending from a wall of the shaft guide into the shaft guide channel; and, wherein the diameter of the shaft guide channel at the location of the raised bump is diminished.

Abstract: A panel assembly includes an outer member and an inner member, which overlap each other and jointly have an edge that includes a distal end portion of the outer member and a distal end portion projecting from an end of the inner member. The distal end portions are fastened together by sheet metal seaming. Boundary regions of the inner member between the distal end portion, which is seamed, and the end, which is not seamed, have respective clearances defined in the end, and which are spaced away from a seaming range in which the distal end portions are seamed.

Abstract: A metallic sleeve (20) may be pressed with relatively low axial forces onto a softer metallic shaft (12) to produce a permanent interference fit between the sleeve and the shaft even if subject to high torque loads. For this purpose, the sleeve incorporates a plurality of successively reduced diameter, axially spaced, arrays (52, 54, 56) of splines (50) within its interior, with a series of spaced circumferentially extending grooves (30, 32, 34) situated between the arrays. The arrays of splines define angled frontal cutting edges (60, 62, 64) adapted to cut into the metal shaft for rigid securement of sleeve to shaft. The spaced grooves are adapted to collect chip debris (36, 38, 40) during installation of the sleeve to the shaft, each groove providing a volumetric space to provide for the uniform distribution of chip debris within the interface of sleeve and shaft.

Abstract: An output shaft (14) of a starting device (1) is provided to equip a motor vehicle. This output shaft (14) comprises a mounting support (16), a driving element (17) on the mounting support (16) intended to transmit a rotation movement to a thermal engine, and a track (15) on the mounting support (16) intended to transmit a rotation movement to the mounting support (16), this track (15) being driven by a freewheel of a starter-head assembly of the starting device. The track (15) is attached and secured to the mounting support (16).

Abstract: A joint assembly is provided. The joint assembly includes a first component formed from a first material and a second component including a portion that extends at least partially into the first component and that has an uneven outer profile. The first material is configured to form the first component into a shape that is substantially complementary to a shape of the portion to facilitate restricting movement of the second component in an axial direction.

Abstract: A method of reducing the volume of a blade section of a boiling water reactor control rod for transport or storage that cuts the control rod spline into four substantially equal longitudinal sections, with each longitudinal section including one control rod blade. Each longitudinal section is radiologically characterized and the locations of desired lateral segmentation are identified. A band of malleable metal is wrapped around each longitudinal section at each of the locations and the bands are sheared to separate segments of the longitudinal section and the ends of the bands are crimped at the point of shearing to seal the interior of the segments.

Abstract: A new and improved system for interconnecting components in a vehicle body structure, and especially for interconnecting fiber-reinforced composite components in a fuselage structure of an aircraft. The system includes: a first adapter member having a first mating portion configured to substantially conform with a profile of a first component of the structure in more than one plane, and a first attachment portion connected to the first mating portion; a second adapter member having a second mating portion configured to substantially conform with a profile of a second component of the structure in more than one plane, and a second attachment portion connected to the second mating portion; and a connector member to securely interconnect the first and second attachment portions of the first and second adapter members. A related method of interconnecting components in a vehicle body structure is also disclosed.

Abstract: A method for producing a connector, in particular for repair, in particular in the field of aviation and aerospace, including the steps of: providing a base layer; attaching a first layer of fibre composite material having a first rigidity to the base layer; attaching a second layer of fibre composite material having a second rigidity to the first layer, offset therefrom, the second rigidity being greater than the first rigidity; and riveting the first layer to the base layer and riveting the second layer to the first layer and to the base layer.

Abstract: A plastic tool mount and system with a tool connector head with a back side, nose and distal end of the nose; a shaft guide having a channel is formed within the head open at the distal end of the nose; the channel further having a raised bump section of plastic extending from a wall of the shaft guide into the shaft guide channel; and, wherein the diameter of the shaft guide channel at the location of the raised bump is diminished.

Abstract: Attachment mechanisms are provided that may be riveted on one end and welded on another flanged end. The flanges may allow the rivets to be welded to a frame or other part without additional support plates. In certain embodiments, the rivets may simplify manufacturing and packaging as well as reduce the weight of the attachment mechanism. The attachment mechanisms may promote load distribution, allow for the use of thinner materials, facilitate attachment to heat treated materials, allow for attachment of parts that are difficult to access, reduce fixturing, and improve manufacturing efficiency, among other things.

Abstract: An object of the present invention is to provide a panel manufacturing method capable of easily adapting to manufacture of panels, such as door panels, of different sizes. The present invention provides a panel manufacturing method for a panel made of an outer plate integrated with an inner plate. The method includes a step of applying an adhesive to a predetermined place on the outer plate; a step of mating the outer plate and the inner plate with each other and providing preliminary bonding by laser welding; a step of hemming by bending an outer edge portion of the pre-bonded outer plate to wrap over a circumferential edge portions of the inner plate and then pressing flat; and a step of sealing the panel, after the outer plate has undergone the hemming step on its circumferential edge portions, by applying an adhesive.

Abstract: A method of joining a first component to a second component, the method comprising preparing the first component by forming an array of elongate projections on a bond surface of the component, each projection having a centerline, a tip, and a base. The centerline at the tip of each projection is oriented at an angle with respect to the normal to the bond surface at its base, and the angular orientation of the tip centerlines varies across the array of projections. Next, the first component and a flexible layer are brought together so as to embed the projections in the flexible layer before hardening the flexible layer to form the second component. Also, a joint so formed.

Abstract: A method for assembling a part of a metal material and a part of a composite material, the junction of the two parts being achieved through a fastener having a substantially constant section and received in a first hole formed in the part of a metal material and a second hole formed in the part of a composite material. According to the disclosed embodiments and before assembling the aforementioned parts, the method includes: an expansion step for generating a field of compression stresses at the periphery of the first hole and locally in the material constituting the part of a metal material using an expansion tool; a single boring step for making the first hole and the second hole with a diameter Øfinal substantially larger than the diameter of the fastener in order to leave a gap between the inner walls of the holes and the outer surface of the fastener; and an assembling step for placing the fastener inside the holes for maintaining together the metal part and the composite part.

Abstract: This invention relates to an arrangement comprising a tubular housing, preferably a rack housing (1) that accommodates a rack (10), and at least one retention and/or support ring (2, 2?) which is disposed at least in part inside the rack housing (1) and is pressed into the housing (1) such that the retention and/or support ring (2, 2?) expands. The arrangement is characterized in that a toothed section (4, 4?) is provided on an external circumferential surface of the retention and/or support ring (2, 2?) adjoining the housing (1). The invention further relates to an associated method for mounting at least one retention and/or support ring (2, 2?) inside a tubular housing (1).

Abstract: A punch includes a first caulking surface and a second caulking surface caulking margins of which axially differ in depth and sequentially formed in a peripheral direction, and includes a regulating surface opposing an outer peripheral surface of a caulking process portion to the first caulking surface of the first and second caulking surfaces, which has a deeper caulking margin, wherein the regulating surface regulates radial fillet movement by caulking of the caulking process portion to promote the fillet movement to the second caulking surface of the first and second caulking surfaces, which has a less deep caulking margin.

Abstract: Components such as turbine shafts are maintained coaxial with each other by a coupling ring. The coupling ring includes a body which is cylindrical when unstressed, and which has two arrays of projections each array engaging a respective cylindrical surface of recesses in the components. The body is flexible, and so is resiliently deformed by contact between the projections and the respective cylindrical surface. The projections of the two arrays are angularly out of phase with each other.

Abstract: The invention relates to a method for the application of a function or joint element to an elastically deformable planar material or workpiece, the function element having a rivet section on a contact surface, extending beyond said surface, wherein the application of the function element to the planar material is achieved in a jointing and riveting process by introduction of the section into a joint opening and by plastic deformation of the river section in a rivet connection engaging behind the joint opening, wherein, in a boundary region enclosing the joint opening, the planar material is held under tension between the deformed rivet connection and the contact surface of the function element.

Abstract: A power transmission device which transmits power between a first member and a second member, the first member has a hollow portion, the first member and the second member are fitted to each other by interference fitting by setting the external diameter of the second member so as to have a slightly larger size than the internal diameter of the hollow portion of the first member, and the surface of at least one of an inner periphery of the hollow portion of the first member and an outer periphery of the second member is subjected to a surface treatment in which slipping occurs when an excessive torque exceeding a predetermined value is applied, and the slipping stops and the original torque transmission to be performed in the power transmission device is performed again between the first member and the second member when the excessive torque is eliminated.

Abstract: A method of producing a load-bearing steel construction connection, wherein a clinch connection (13) connecting a first metal workpiece (6.1, 6.2) with a second metal workpiece (6.3, 6.4) is formed by local deformation by means of a die tool (20) and a counter-tool (30). In that case initially the first metal workpiece (6.1, 6.2) and the second metal workpiece (6.3, 6.4) are placed one on the other on a processing surface of the counter-tool and aligned. The die of the die tool is then advanced and sunk into the two metal workpieces (6.1, 6.2; 6.3, 6.4) placed one on the other until the clinch connection (13) has been formed by plastic deformation. The first metal workpiece (6.1, 6.2) has a first workpiece thickness (t1) and the second metal workpiece (6.3, 6.4) has a second workpiece thickness (t2), which together give a total workpiece thickness (tt) which is thicker than 8 millimeters.

Abstract: A device for the forced locking of two elements oriented orthogonally to one another, especially suitable for steadily connecting and constraining two tubular elements (10), (12) with quadrangular or polygonal section which are partly delimited by a U-shaped band (22) and which have, on at least one face, a plurality of pairs of shaped recesses (14), whereas the band (22) is correspondingly provided with pairs of complementary projections (16) developed projecting on the inner front of the opposite vertical and parallel branches (18) and (20) thereof.

Abstract: A composite structural member is provided. The structural member includes a tubular shaft having a mating region of stiffness, and possibly thickness, greater than another region of said shaft. The shaft defines a lumen, and a fitting is disposed in the lumen. The fitting has a coupling region that defines at least one recessed portion bounded by one or more non-recessed portions, and the mating region mates with the coupling region of said fitting. As such, the shaft and fitting are mechanically restrained from at least some relative movement due to interference of the shaft and the fitting. A sleeve may be coupled to said shaft, for example, by including a tubular inner surface that proximately surrounds at least part of said shaft and mating region, for discouraging expansion of the mating region of said shaft.

Abstract: A rivet, including: at least one side wall extending from a first side of a sheet of material, formed from the same material as the sheet of material, and including respective inside surfaces; and a space at least partly enclosed by the respective inside surfaces. The space is open at a second side of the sheet of material. In one embodiment, the at least one side wall is cylindrical in shape. In another embodiment, the rivet includes an end wall formed of the same piece of material as the at least one side wall and defining one end of the space, the space is cylindrical in shape, the space has a first portion aligned with the sheet of material and a second portion partially defined by the end wall, and a diameter for the first portion is less than the diameter for the second portion.

Abstract: A method for repairing a crushing device or other device configured to comminute material includes the steps of removing at least one first insert from a portion of a crushing body such that at least one opening is formed in the portion of the crushing body, positioning at least one second insert in the at least one opening formed by the removing of the at least one first insert, positioning a force application mechanism adjacent to the at least one second insert and the portion of the crushing body, and actuating the force application mechanism to deform the portion of the crushing body to attach the at least one second insert to the portion of the crushing body. The one or more first inserts may be damaged and the one or more second inserts may be used to replace the one or more damaged first inserts. The force application mechanism is preferably explosive material. A method of forming a wearable surface is also disclosed.

Abstract: A load detection device for a vehicle seat mounted between a floor side mounting mechanism and a seat side mounting mechanism and measuring a load applied by an occupant seated on the vehicle seat, includes a shaft member adapted to be fixed to one of the floor side mounting mechanism and the seat side mounting mechanism, a strain generating member fixed to the shaft member and including a hole into which the shaft member is press-fitted, a strain gauge attached to the strain generating member, the shaft member of which surface hardness is specified to be lower than a surface hardness of the hole and including a scraping projecting portion scraped off by means of the hole in a case where the shaft member is press-fitted to the hole, and an inter space formed between the strain generating member and the shaft member and positioned next to the scraping projecting portion.

Abstract: A stud mount for detachably mounting a traction stud to a snowmobile track assembly including an endless drive belt having at least one laterally extending reinforcing rod embedded in the drive belt. At least one stud mount is secured about the reinforcing rod by way of a mounting head and is opened to the ground-engaging side of the track to receive a traction stud. One or more stabilizing arms project laterally from the mounting head and are adapted embedded in the endless drive belt to provide lateral stability to the stud mounts under torque load.

Abstract: A lightweight heavy duty bushing assembly for use in a vehicle suspension system and being low cost and having a high assembly tolerance is disclosed. A metal bar pin is press fit into a bushing formed from a metal sleeve bonded to an elastomeric housing. The metal sleeve is deformable such that exact tolerances of the metal sleeve and the bar pin are not required. The metal bar pin has extended ends with a hole in each end for attachment of the metal bar pin to vehicle suspension components, mounting brackets, or to the vehicle frame.

Abstract: An internal gear and cap assembly includes a gear having a base that extends about an axis between a first and second end. The first end defines a groove that extends to a floor and the groove surrounds the axis. Teeth extend from the base. A lip extends from the first end and also surrounds the axis. A cap has a flange that is inserted into the groove. The lip is deformed toward the groove such that material from the lip flows to trap the flange between the lip and the floor of the groove to retain the cap to the gear in the axial direction. Slots may be defined in the flange such that the material from the lip flows into the slots to provide a key-lock between the cap and the gear to prevent rotation of the cap relative to the gear about the axis.

Abstract: A method for producing a composite part is provided. The method includes a first and at least one second part, wherein the first part at least in part is made of a first metal and the second part at least in part is made of another metal that has a lower melting temperature than that of the first metal. Composite parts produced by the method are also provided. The method for producing composite parts which have an improved load-bearing capacity and yet low weight, is achieved by the fact that at least one breakthrough encompassing a breakthrough collar is introduced into the first part and the second part is non-positively and/or positively moulded onto the first part at least in the area of the breakthrough and the breakthrough collar by heating the second part and applying pressure to said second part.

Abstract: Technology which enables a first member and a second member to be firmly fastened together is provided. A bar-shaped section is formed on the first member, a hole is formed in the second member, and the bar-shaped section of the first member is pressure fitted into the hole of the second member. Here, peak sections which extend intermittently in the axial direction or peak sections which extend obliquely with respect to the axial direction are formed in a repeating fashion in the circumferential direction, on the side face of the harder of the bar-shaped member and the hole.

Abstract: Alternative designs, materials and manufacturing methods for medical devices. Some embodiments disclosed deal with attachment of an elongated structure, such as a wire or ribbon, or a tubular member, such as a coil, to an elongated member in an elongated device. For example, an elongated core member having defining an outer surface, and an elongated structure including a first portion and a second expanded portion along the length thereof can be provided. An attachment member, such as a centering ring, or the like, is disposed about a portion of the elongated core member and a part of the first portion of the elongated structure. The attachment member defines a lumen and having an inner surface. Part of the first portion of the elongated structure is disposed between the inner surface of the attachment member and the outer surface of the elongated core member.

Abstract: A method for manufacturing a vacuum cup mount including the steps of providing a housing having a mount base and a generally upstanding wall extending from the mount base, providing a retainer having an aperture that extends from an upper side of the retainer to a lower side of the retainer and a plurality of recesses formed on the lower side of the retainer in communication with the aperture, placing the retainer on the mount base so that the lower side of the retainer faces the mount base, and bending at least a portion of the generally upstanding wall so that the bent portion of the generally upstanding wall engages the upper surface of the retainer to secure the retainer with respect to the mount base.

Abstract: An inner joint component and a shaft of a constant velocity universal joint are connected in a configuration it difficult for backlash to occur. An axis hole inner diameter of an inner member of the constant velocity universal joint is unhardened, and a spline serving as a recess and projection section running along a circumferential direction is formed on an axial end outer diameter of the shaft. A hardened layer n is formed on the axial end outer diameter of the shaft. The shaft and the inner member are joined by an axial end of the shaft being pressed into the axis hole inner diameter of the inner member to incuse a shape of said recess and projection section onto the axis hole inner diameter of the inner member 20.

Abstract: An outer panel and an inner panel are integrated by placing peripheral parts of the outer panel on a top surface of a lower mold such that bending parts formed by bending the peripheral parts of the outer panel are set up upward; placing a central portion of the outer panel on a top surface of a lifting device; lifting the central portion of the outer panel by the lifting device to open leading end sides of the bending parts of the outer panel outward; placing the inner panel on the top surface of the outer panel so as to superimpose those onto each other; lowering the central portion of the outer panel by the lifting device; and pressing the bending parts toward the lower mold by an upper mold to further bend the bending parts, and making the bending parts to closely contact with the peripheral parts of the inner panel.

Abstract: A system for connecting a shaft to a joint, and a corresponding method are provided, wherein a shaft journal embodied on the end of the shaft that is to be connected to the joint can be inserted into a recess of a joint connection. The aim of the invention is to be able to pre-assemble and axially align the shaft and the recess in a simple manner. To this end, the shaft journal and the recess are adapted to each other in such a way that the shaft journal can be displaced in the recess in an essentially weak manner in a first section T1 of the insertion path E, and a large amount of force is expended for the displacement of the shaft journal in the recess in a section T2 of the insertion path E.

Abstract: Apparatus and methods for assembling together separate components, such as a first substantially flat sheet metal component to a second substantially flat sheet metal component, in substantially perpendicular relationship. A first latch component body may have an elongated displaceable latch member provided on a first edge of the first latch component body that is configured to be received and latchably retained within a latch reception opening of a second latch component body that is of complementary shape and dimensions to receive the displaceable latch member.

Abstract: Friction-welded connection between a sheet metal element and a therein inserted rotation body. The sheet metal element is provided with a protruding, circular annular wall as a pressure face, which pressure face is adapted to be engaged by the rotation body with a counter-pressure face. At least one pressure face is of such conicity that the insertion of the rotation body loads the annular wall with increasing pressure, there being formed a friction-welded connection between rotation body and annular wall as a result of rotation of the rotation body.

Abstract: A metallic structural part is described which is joined from at least two components (1, 2), of which one component (1) comprises a hub-like nose (3) for receiving the other annular component (2) without play, which is placed on the nose (3) so as to be stopped there and is secured against axial withdrawal by a latching ring which engages in a circular latching recess (8) of one of the two components (1, 2). In order to provide simple constructional conditions it is proposed that the latching ring engaging in the latching recess (8) of the one component (1) consists of a radially projecting ring segment (7) of the other component (2) and that the radial projecting portion (r) of the ring segment (7) corresponds at most to the magnitude of the maximum elastic deformation of the ring segment (7) in the radial direction.