272 results about "Ring element" patented technology

An implant for covering a thorax bone defect includes at least one lattice structure of individual lattice cells, each lattice cell comprising one or more ring elements, with each ring element comprising a through-hole configured for receiving a fixation device. At least some of the ring elements of each lattice structure are connected via non-linear bridge elements to one another. The implant can be made, at least predominantly, from a plastic material.

The invention relates to a filter element (100) and a filter system (1000) for cleaning a fluid, comprising a first end disk (10) and a second end disk (20) spaced apart from each other in a longitudinal direction (32). A filter medium body (40) with a filter medium (48) having a closed circumference is arranged sealingly between the end disks (10, 20) and encloses an interior space (42). A support element (50) is arranged in the interior space (42), which has an axial retainer (54) for operative connection with an axial retainer (14) of the first end disk (10) and which projects with a projection (52) with its axial retainer (54) into a nozzle (12) extending longitudinally (32) away from the filter medium body (40) and with the axial retainer (14) of the first end disk (10).The second end disk (20) has a ring element (22) projecting into the interior (42) with a contour (26) which forms an end stop (70) of the second end disk (20) when connecting the filter medium body (40) with the second end disk (20) with a counter contour (56) of the support element (50).

A nacelle for a wind turbine includes: a nacelle housing; a rotor hub; and a rotor bearing for bearing the rotor hub on the nacelle housing, wherein the rotor bearing has at least one inner ring element and at least one outer ring element, wherein at least one oil-lubricated sliding bearing element is formed between the inner ring element and the outer ring element. In the nacelle housing and / or in the rotor hub, a lubricating oil sump is formed in such a manner for receiving a lubricating oil for the sliding bearing element. The lubricating oil sump can be filled with lubricating oil up to a lubricating oil level, wherein at least a section of the rotor bearing is arranged in the lubricating oil sump vertically below the lubricating oil level.

A ring chamber (11) is formed between the ring element (2) and the lid element (1). Through the channels (6) the ring chamber (11) is in fluid communication with the inside of the container (3). The upper circumferential rim (12) forms a sealing surface matching a corresponding surface of the sealing lip (5) and cooperates therewith to form a sealing contact between the ring element (2) and the lid element (1). The ring element (2) is essentially rigid whereas the lid element (1) including the sealing lip (5) is substantially flexible. Accordingly, in a sealing configuration, the ring chamber (11) is sealed towards the outside. By deforming the sealing lip (5) the sealing contact is interrupted and liquid can be drunk. The deformation is reversible re-establishing the sealing configuration by the restoring force of the deformed lid element (1) / sealing lip (5), when deforming forces are sufficiently reduced.

A slide bearing arrangement includes an inner ring element, an outer ring element, and at least one slide bearing element, which is arranged between the inner ring element and the outer ring element. The slide bearing element includes at least two slide bearing pads, wherein the individual slide bearing pads each have a bearing surface that is cambered, viewed in an axial direction, and wherein an apex of the bearing surface has the largest diameter of the bearing surface.

The invention relates to a recessed luminaire (1), having a mounting system (10) comprising a mounting ring (100) for mounting a luminaire unit (20) of the recessed luminaire (1) in a recess (990) of an assembly structure (900), the assembly structure (900) having a top surface (991) and a bottom surface (992). The mounting ring (100) and the mounting system (10) are likewise configured for insertion and installation in the recess (990) in an installation direction (D). The mounting ring (100) comprises a ring element (110), wherein the ring element (110) comprises a flange portion (112) that is configured to interact with the bottom surface (992); and at least two bars (120) that are arranged on the ring element (110). Each bar (120) is configured for coupling with a latch arm (200) of the mounting system (10), wherein each latch arm (200) interacts with the top surface (991) and holds the mounting ring (100) within the recess (990). Hereby each bar (120) is a separate element that is toollessly attached to the ring element (110).

A self-aligning roller bearing (1) comprising an inner bearing ring element (2), an outer bearing ring element (3), and at least a series of roller elements (4) arranged between the inner and outer bearing ring elements (2, 3), wherein the inner bearing ring element (2) has a retaining flange (21) provided on a first axial side of the roller bearing (1), the retaining flange (21) being designed to prevent the roller elements (4) from falling out of the roller bearing (1) through a first axial opening (Ax) between the inner and outer bearing ring elements (2, 3) on the first axial side, the roller bearing (1) further comprising a first sealing ring element (5) arranged on the first axial side for sealing the first axial opening (Ax), the first sealing ring element (5) being rotatable with respect to the inner bearing ring element (2) and bearing against a sealing mating surface (23) of the inner bearing ring element. (2) seals,wherein the retaining flange (21) provides at least one filling recess (22) which is designed to allow the roller elements (4) to be inserted between the inner and outer bearing ring elements (2, 3) during the assembly of the roller bearing (1), and the sealing mating surface (23) is arranged axially outside the at least one filling recess (22).

The invention relates to a wave gear (1) for a robot (12), comprising a flexible ring element (3) with external teeth, which can be deformed in the radial direction by a wave generator (2), and a ring gear (4) designed as a rigid ring element with internal teeth, wherein the external teeth of the flexible ring element (3) mesh with the internal teeth of the ring gear (4) at least in one tooth engagement region to transmit torque, wherein the wave generator (2) has a non-circular bearing element (6) comprising an inner ring (8), an outer ring (9) and rolling elements (7) arranged therebetween, wherein the bearing element (6) projects at least partially axially into the flexible ring element (3), wherein the inner ring (8) is connected in a rotationally fixed manner to a drive shaft (10), wherein an output shaft (11) is connected in a rotationally fixed manner at least indirectly to the ring gear (4).wherein a structure (4.1) is formed at least partially on an outer circumferential surface of the ring gear (4), wherein the ring gear (4) is non-positively and / or positively connected via the structure (4.1) to an inner circumferential surface of a ring gear carrier (5), wherein the ring gear carrier (5) is connected to the output shaft (11) in a rotationally fixed manner.

A header part of an implantable medical device, a method for manufacturing the header part and a plug assembly which can be joined into the header part are described. The header part has a header part housing with at least one blind-hole-like plug contact socket with a socket opening and a socket bottom axially opposite the socket opening, at least one electrically conductive contact ring element and an electrically insulating, elastically deformable sealing ring are joined in a coaxial arrangement and in axially successive order along the second plug contact socket, which contact ring element and which sealing ring are surrounded by a hardened casting material. The invention is characterized in that at least one second blind-hole-like plug contact socket is arranged inside the header part, which second plug contact socket has a socket opening and a socket bottom axially opposite the socket opening, at least one electrically conductive contact ring element and an electrically insulating, elastically deformable sealing ring are joined in a coaxial arrangement and in axially successive order along the second plug contact socket, which contact ring element and which sealing ring are surrounded by a hardened casting material, the socket bottoms of the two plug contact sockets are each delimited by a connection which is at least partially surrounded by hardened casting material, and the connection contains a through channel which opens on both sides into the blind-hole-like plug contact socket.

The application relates to a hydrodynamic sliding bearing (1), comprising - an inner ring element (2); - an outer ring element (3) wherein the inner ring element (2) and the outer ring element (3) are rotatable relative to each other about an axis of rotation (4); wherein either the inner ring element (2) or the outer ring element (3) has a sliding surface (5) and the other element of the inner ring element (2) or outer ring element (3) has a counter surface (6) corresponding to the sliding surface (5), wherein the sliding surface (5) has a non-circular cross-section and is tapered in axial extent.

A garment comprising: a tubular element; a first ring arranged on the tubular element and designed to be arranged on a first shoulder or a first leg of a person; the ring element and the first ring are integrally manufactured; and the first ring is arranged on the tubular element.

A tensioning system for use with an article of footwear includes a pulley assembly. The pulley assembly may include a first disc and a second disc connected by a central shaft. A tensioning element can be engaged around the central shaft. A ring element can be used to prevent the tensioning element from disengaging the pulley when there is slack in the tensioning element. The pulley assembly can include a guide portion that guides a tensioning member so as to restrict the entry angle of segments of the tensioning member.

A rotor rim for an electric machine, having at least two solid annular plates and axially oriented tension bolts connecting the annular plates with each other, wherein on the outer circumference of annular plates grooves are arranged for accommodating rotor poles, for each rotor pole at least two tension bolts are provided, between each two adjacent annular plates a layer of intermediate ring elements is arranged, each layer includes exactly one intermediate ring element per rotor pole, intermediate ring elements are arranged such that between each two adjacent intermediate ring elements a ventilation duct is formed which extends from the inside of the rotor rim to the outer circumference of the rotor rim where it opens into space between the rotor poles, and each intermediate ring element is penetrated by at least two tension bolts and only abuts with a part of its axially oriented surface against adjacent annular plates.

Power-split continuously variable transmission system for stepless transmission of drive power for an agricultural vehicle, with an input element for introducing torque and speed at least two switchable output elements for outputting torque and speed, an electromagnetic gear stage with an inner and a middle rotor and an outer stationary ring element, which are mounted concentrically to each other, a mechanical gear stage connected to the electromagnetic gear stage, wherein the outer ring element of the electromagnetic gear stage has electromagnetic coils to generate an electromagnetic field, and an output element is actuated solely by the electromagnetic gear stage, and a further output element is actuated by the electromagnetic gear stage and the mechanical gear stage, wherein the continuously variable transmission system is designed such that the same rotational speed is present between two output elements at a switching point in order to carry out a switching between them synchronously.

A harmonic drive is disclosed that includes a flexible ring element, which can be deformed in a locally radial manner in the circumferential direction by a wave generator with a non-round outer peripheral surface and which includes an outer toothing, and a rigid ring element with an inner toothing. The outer toothing of the flexible ring element at least partly meshes with the inner toothing of the rigid ring element in order to transmit a torque at at least one tooth engagement region, wherein the wave generator has a non-round first inner ring which protrudes at least partly into the flexible ring element and is rotationally fixed to a shaft. The harmonic drive additionally comprises a first bearing element, comprising a second inner ring and at least one first outer ring, said second inner ring being secured to the rigid ring element. Each outer ring is secured to the flexible ring element. Additionally, a drive cover is provided which is secured to a substantially radially extending section of the flexible ring element, and the drive cover is equipped with at least one opening on which a diaphragm is arranged in order to equalize gas pressure and / or temperature differences between the interior of the harmonic drive and the surroundings of the harmonic drive.

The invention relates to a nozzle ring (10) for a radial turbine. The nozzle ring (10) comprises a first annular element (11), a second annular element (12) and a plurality of guide vanes (12) arranged between the first annular element (11) and the second annular element (12). The second ring element (12) comprises an end region (12E) extending only inwards in the radial direction, and the end region (12E) has a convex bend (141) on a side (121) facing the first ring element (11). The invention also relates to an exhaust gas turbine and to a turbocharger.

The invention relates to an assembly tool kit for producing a head part of an implantable medical device, comprising a head part housing which can be produced from a curable casting material and which has a blind-hole-shaped recess, at least one electrically conductive contact ring element and an electrically insulating, elastically deformable sealing ring are in force-fitting engagement with each other in a coaxial arrangement and in an axial series sequence under the action of an axial engagement force along the slot, and the assembly tool kit comprises means for determining the axial position of the fixing body along the assembly tool.

Drive system that includes: an inner race element (14); an outer race element (16); a first disengageable clamping element coupling (18) arranged between the inner race element (14) and the outer race element (16), wherein the first disengageable clamping element coupling (18) has a drive direction and a free-running direction; and a second disengageable clamping element coupling (20) arranged between the inner running ring element (14) and the outer running ring element (16), wherein the second disengageable clamping element coupling (20) has a drive direction and a freewheel direction which are opposite to the drive direction and to the freewheel direction of the first disengageable clamping element coupling (18); characterized by the fact that (i) the first disengageable clamping clutch (18) and the second disengageable clamping clutch (20) each include a disengagement mechanism to prevent the first and second disengageable clamping clutches (18, 20) from being engaged in a drive direction; wherein the release mechanism includes an extendable ring (42) which engages the clamping elements of the first disengageable clamping element coupling (18) or the second disengageable clamping element coupling (20), and when it is stretched, prevents the clamping elements from engaging the inner running ring element (14); or (ii) the first disengageable clamping element coupling (18) and the second disengageable clamping element coupling (20) each contain several clamping elements (30) with a clamping surface (30d) for engaging the inner running ring element (14) and wherein the several clamping elements (30) each contain a recess (30e) within the clamping surface (30d), wherein in the recess (30e) each of the clamping elements (30) receives an expandable ring (42).

The present invention relates to a locking system (40) for a tilting system (10) of an aircraft, in particular a VTOL aircraft, as well as to a tilting system (10) and an aircraft comprising the locking system (10) according to the invention. The locking system (40) comprises a locking element (41) which is designed and arranged to be movable in one direction with respect to a fastening element (1231) to which the locking element (41) is fastened, a ring element (1225) comprising at least one locking counter-element (44a, 44b) which is designed to receive the locking element (41) in a locked state of the locking system (40), a spring element (45) which is designed and arranged to apply a force to the locking element (41), wherein the locking counter-element (44a, 44b), the locking element (41) and the spring element (45) are designed such thatthat when a defined limit torque on the ring element (1225) is exceeded, the locking element (41) is pressed out of the locking counter-element (44a, 44b) due to a rotation of the ring element (1225) against the force of the spring element (45) in order to transfer the locking system (40) into an unlocked state.

The present invention relates to a nozzle ring (10) for a radial turbine. The nozzle ring (10) comprises a first ring element (11), a second ring element (12) and a number of guide vanes (13) arranged between the first ring element (11) and the second ring element (12). The second ring element (12) comprises an end region (12E) which extends exclusively radially inward and has a convex curvature (141) on the side surface (121) facing the first ring element (11). The present invention also relates to an exhaust turbine and a turbocharger.

A microelectromechanical array includes a substrate, a plurality of first ring elements, a plurality of second ring elements, and a plurality of electrodes. The substrate has a plurality of anchor pieces. The first ring elements include a plurality of first ring portions and a plurality of first coupling segments. The first ring elements are spaced apart from the substrate. The first coupling segments are connected to the first ring portions, so as to jointly have a node. Each of the second ring elements includes a plurality of second ring portions and a plurality of second coupling segments. The phases of each of second ring portions and the phases of each of the first ring portions are opposite. The electrodes are disposed on the substrate. Each of the electrodes is surrounded by any one of the first ring portions or the second ring portions, without coming in contact therewith.

A device (1) for dispensing a fluid substance comprising an outer container (2) and a deformable bag (4), the deformable bag being housed in the outer container (2) and endowed with a neck (7) from which a first flange (6) extends, a pump (3) coupled to the deformable bag (4) in a sealed manner, and a ring element (5), which rests on a free edge (8) of the outer container (2) and is endowed with an opening (9) configured to at least partially house the neck (7) of the deformable bag (4), the opening (9) being peripherally delimited by a support surface (10) that comes into contact with the said first flange (6) on the deformable bag (4), supporting the said bag, the ring (5) being made of at least two half-shells (5A, 5B) configured to close around the neck of the deformable bag (4).

This application relates to the field of antenna technology, disclosing an antenna device and a wireless communication device. The antenna device includes a central element, a ring element, and a feed line. The central element has a first feed point. The ring elements are spaced around the periphery of the central element and have a second feed point. The feed line includes a first conductor and a second conductor. The first end of the first conductor is electrically connected to the first feed point, and the first end of the second conductor is electrically connected to the second feed point. The second ends of both the first and second conductors are used to connect to an external radio frequency port. This application's antenna device, by designing the two elements in a nested structure—that is, the ring element surrounding the outside of the central element—and the first and second conductors of the feed line connecting the first and second feed points respectively, reduces the overall size of the antenna device without affecting its performance. This allows the antenna device to be installed inside a product, meeting the requirements of product miniaturization.

The invention relates to the technical field of wafer electroplating, in particular to a turbulent flow ring element for wafer electroplating and an electroplating technology.The turbulent flow ring element comprises an electroplating cavity, a protective shell is installed on the surface of the electroplating cavity, a motor is fixedly installed on the inner wall of the protective shell, and the output end of the motor is fixedly connected with a gear; a liquid inlet is formed in the lower surface of the electroplating cavity, an anode film is fixedly installed on the surface of the electroplating cavity, a connecting block is fixedly installed on the surface of the anode film, a high-resistance plate is fixedly installed on the surface of the connecting block, a plurality of through holes are formed in the surface of the high-resistance plate, and a turbulent flow ring support is fixedly installed on the surface of the high-resistance plate. A turbulent flow ring outer ring is fixedly installed on the surface of the turbulent flow ring support, and teeth are arranged on the arc face of the turbulent flow ring outer ring. The problem that the uniformity of a conductive metal layer on the surface of a wafer is also affected due to the fact that the thickness of a plating layer in a notch area of the wafer is larger due to current crowding near the notch area of the wafer is solved.

The present application relates to the field of gyroscopic load calculation, and discloses a gyroscopic load calculation method and system based on 2D finite elements, which comprises the following steps: establishing a ring element model for the axisymmetric structure in an aero-engine rotor, and using integration and isoparametric transformation to calculate the gyroscopic load expression of all ring elements in the ring element model; establishing a plane stress element model for the non-axisymmetric structure in the aero-engine rotor, and calculating the gyroscopic load expression of all plane stress elements according to the element thickness of the plane stress elements in the plane stress element model; generating a system total load equation according to the gyroscopic load expression of the ring elements and the gyroscopic load expression of the plane stress elements, and solving the system total load equation to obtain the gyroscopic load of the aero-engine rotor; and the system comprises a data acquisition module, a modeling module and a calculation module. The present application can improve the accuracy of the calculation results, simplify the calculation process, improve the calculation efficiency, and save a large amount of manpower.

A complex ring element includes first and second rings arranged such that their axes lie on a shared axis and disposed adjacent to one another when viewed in the direction of the shared axis, with one of the first and second rings representing a shaft of a rotor or being connected to a shaft of the rotor. A connecting element made of metal interconnects the first and second rings of metal such that outer peripheral surfaces of the first and second rings are partially overlapped when viewed in the direction of the shared axis. The connecting element is configured to extend circumferentially as viewed in the peripheral direction about the shared axis and is produced by an additive application method.

The present invention relates to an air separating ring (500) for supplying atomising air and shaping air within a paint spray gun (300), comprising a ring element (511), wherein the ring element (511) has a lateral surface (512), wherein the ring element (511) has a bulge (508) on the lateral surface (512) of the ring element (511), which bulge is designed to be arranged over the first supply hole (11) of the paint spray gun body (10, 50, 301) for atomising air, and / or wherein the ring element (511) has an indentation (54, 107, 507) on the lateral surface (102, 212, 512) of the ring element (511), which indentation is designed to be arranged over the second supply hole (12, 57) of the paint spray gun body (10, 50, 301) for shaping air, wherein the indentation (507) tapers from the first side (513) towards the second side (514) and / or the bulge (508) tapers from the first side (513) towards the second side (514).

The invention relates to a wave gear (1) for a robot (12), comprising a flexible ring element (3) with external teeth, which is deformable circumferentially in the radial direction by a wave generator (2), and a ring gear (4) designed as a rigid ring element with internal teeth, wherein the external teeth of the flexible ring element (3) engage with the internal teeth of the ring gear (4) at at least one tooth engagement area to transmit a torque, wherein the wave generator (2) has a non-circular bearing element (6) comprising an inner ring (8), an outer ring (9), and rolling elements (7) arranged between them, wherein the bearing element (6) projects axially at least partially into the flexible ring element (3), wherein the inner ring (8) is at least indirectly rotationally fixed to a drive shaft (10), and wherein the ring gear (4) is configured as an output shaft.wherein the ring gear (4) has on an outer circumferential surface a first row of rolling elements (21) with a first outer ring (22) and a second row of rolling elements (23) with a second outer ring (24), wherein the rolling elements of the respective row of rolling elements (21, 23) roll between the respective outer ring (22, 24) and the ring gear (4).

The invention relates to a mechanical seal (10) comprising a rotating first seal ring (16) having a first sealing surface (18) and a stationary second seal ring (22) having a second sealing surface (20), and pressure means (24) acting on the seal rings to compress the seal rings and contact the sealing surfaces. To ensure by structurally simple means that the sealing surfaces are in contact with each other to the required extent and to ensure the possibility to fasten the mechanical seal to the roatating element or to the stationary element without special fastening means, the pressure means is a ring element (24) consisting of or containing a spring-elastic material at least in certain regions, in that the ring element has a transverse leg (26) which is formed to sealingly abut against circumferential surface of a rotating element (12), and in that the ring element has two side legs (28, 30) extending from the transverse leg between which portions of the seal rings (16, 22) extend and via which a pressure is exerted on at least one of the seal rings for contacting the sealing surfaces (18, 20).

The invention relates to a stator (2) of an electric machine (1), comprising a plurality of stator laminations (5), wherein the stator laminations (5) are arranged in a stack (6) relative to one another, wherein the stator laminations (5) have first bores (9) for passing through screws (10) for tensioning the stack (6) of stator laminations (5), wherein screws (10) are provided which are passed through the first bores (9) and screwed in to generate a preload of the stack (6), wherein a spring ring element (11) is arranged in or on the stack (6) to increase the preload of the stack (6), wherein the spring ring element (11) has second bores (12) for passing through the screws (10), wherein the screws (10) are passed through the second bores (12).