Spring-elastic support having an eccentric tilting point

Abstract

A bearing arrangement for a component, the bearing arrangement (10) having a tilting element (11) with a tilting element surface for contacting a component, the tilting element (11) being designed to receive a load in the load direction; a spring element (1), the spring element (1) having a spring element surface on which the tilting element (11) is arranged with a surface opposite the tilting element surface for receiving the load in the load direction; and the spring element (1) having an asymmetrical shape with respect to the load direction and / or the spring element (1) comprising a material which comprises at least one polymer; the material and / or the spring element (1) having at least one local density change (2).

Description

[0001] Description

[0002] Spring-elastic support with off-center tipping point

[0003] The present invention relates to a bearing assembly and a method for manufacturing the bearing assembly.

[0004] Typically, supports or bearing arrangements, especially in axial bearings, feature disc springs. Furthermore, the supports typically include a guide for the spring assembly.

[0005] The object of the present invention is to improve or simplify a bearing arrangement, in particular a bearing arrangement for high component deformations and / or changing loads, in particular for supporting or mounting a rotor bearing, in particular of wind turbines or the like.

[0006] This object is achieved according to the teaching of the independent claims. Various embodiments and further developments of the invention are the subject of the dependent claims.

[0007] In one embodiment of the invention, a bearing arrangement is provided. In one embodiment, the bearing arrangement has a tilting element with a tilting element surface, in particular a tilting element surface for contacting a component, further in particular a rotor of a wind turbine or the like. In one embodiment, the tilting element is designed to absorb a load, in particular in the load direction. In one embodiment, the bearing arrangement has a spring element. In one embodiment, the spring element has a spring element surface. In one embodiment, the spring element surface is designed to receive the tilting element, in particular such that the tilting element is or can be arranged on the spring element surface with a surface that lies opposite the tilting element surface. In one embodiment, the spring element has a material that comprises, in particular at least, one polymer and / or is a polymer.In one embodiment, the material has at least one local density change and / or at most one local density change, in particular exactly one local density change or exactly two local density changes. In one embodiment, the spring element has at least one local density change and / or at most one local density change, in particular exactly one local density change or exactly two local density changes. Alternatively or additionally (to a local density change of the material and / or the spring element), the spring element in one embodiment has an asymmetric shape, in particular with regard to the load direction. In one embodiment, the spring element is circular or circular in plan view. In one embodiment, the spring element is designed to generate a tilting moment when the surface is loaded, in particular in the normal direction to the surface.In one embodiment, the spring element is configured, in particular by means of the local density change and / or the asymmetric shape, to generate a tilting moment under load, in particular when the spring element is loaded in the normal direction to the spring element surface, which is configured to accommodate a tilting element. In one embodiment, the spring element is additionally configured to deflect in the direction of loading, in particular to combine the provision of a tilting moment and deflection, further in particular when the spring element is loaded, further in particular in the normal direction.

[0008] In one embodiment, the spring element is designed for tilt angles which in one embodiment are less than (or equal to) 5.0°, or less than 3.0°, or less than 2.0°, or less than 1.0° or less than 0.5°. In particular, such tilt angles can be realized with the aid of the tilt element produced, or in one embodiment, the bearing arrangement is designed for such tilt angles and / or for producing such tilt angles, in particular under load.

[0009] In one embodiment, this advantageously enables a bearing arrangement that, in particular—and without restricting its generality—simplifies a bearing arrangement that, in particular, does not require centering on the tilting element or preload. Advantageously, in one embodiment, geometrically simple, particularly flat, particularly elastic supports for tilting elements can be enabled.

[0010] Furthermore, in one embodiment, this can advantageously enable a simpler design of a spring element, in particular a design that can be produced or is produced using fewer manufacturing steps. In one embodiment, the material has a spring stiffness that varies in the normal direction to a surface of the spring element, in particular the spring element surface, further in particular to the surface that is designed for the arrangement of a tilting element and / or in the load direction, over at least part of the surface, in particular in sections. In one embodiment, the spring element, in particular the material of the spring element, has at least a first spring stiffness and (at least) a second spring stiffness and / or at most a first spring stiffness and at most a second spring stiffness, in particular exactly a first spring stiffness and exactly a second spring stiffness, in particular at least in sections.In one embodiment, the material has a second spring stiffness that is changed by or during the production of the spring element, in particular in the load direction and / or normal to the spring element surface. In one embodiment, the section with the first spring stiffness and the section with the second spring stiffness are arranged such that, in particular with respect to the entire body of the spring element, a tilting moment can be or is generated, in particular when the spring element is or is loaded, in particular in the load direction. In one embodiment, the spring element is configured such that it elastically supports the tilting element when the tilting element is arranged on the surface designed for the tilting element.

[0011] In one embodiment, this advantageously makes it possible for a bearing arrangement, in particular a spring element, to be designed, in particular manufactured, more simply. Advantageously, in one embodiment, a bearing "performance" can be improved, in particular more simply, by a spring element described herein, in particular a bearing arrangement comprising a spring element described herein can be simplified.

[0012] In one embodiment, the local density change of the spring element is arranged offset from a load direction, in particular off-center, in particular with respect to the spring element. In one embodiment, the local density change is arranged off-center in the spring element. In one embodiment, the local density change is not arranged rotationally symmetrically in the spring element, in particular in such a way that, under load, a tilting moment is caused between the tilting element and the spring element. The term "off-center" as used herein should be understood in particular as being arranged offset from a (geometric) center relative to the body or the volume of the spring element.

[0013] The term “local density change” as used herein should be understood in particular as relating to a section of the spring element and / or the material of the spring element in which an average value of a density measured over this section is different, in particular lower or higher, than outside this section, i.e. that an average value over this section differs from an average value outside the section, further in particular depending on the material and / or a material combination or composition. The term “local density change of the spring element” as used herein should be understood in particular as a section of the spring element which, as a result of mechanical processing or its manufacturing process, has a different density in this section than another section, in particular such that a load in the load direction on the tilting element causes a tilting moment between the tilting element and the spring element.The term “local density change of the material” as used herein is to be understood in particular as a section of the material of the spring element which, in particular due to its material composition, has a different density than another section, in particular a different material composition and / or a different material, in particular such that a load in the load direction on the tilting element causes a tilting moment between the tilting element and the spring element.

[0014] In one embodiment, an eccentric support of a tilting element can thereby advantageously be realized with the aid of the spring element without changing the design of the spring element, in particular in such a way that a tilting moment is generated or acts when a load is applied.

[0015] In one embodiment, the spring element, in particular additionally or alternatively, has an inhomogeneous volume distribution, in particular in sections, in particular a volume distribution that is not symmetrical and / or not rotationally symmetrical. In one embodiment, this advantageously allows a tilting moment to be generated, in particular more simply, furthermore in particular by means of a simpler shape of the spring element.

[0016] In one embodiment, the spring element has a symmetrical body, wherein the local density change is arranged off-center in at least one direction and / or is arranged off-center in at most one direction, in other words, in one embodiment, is arranged shifted / offset in at least one direction with respect to the body center, the (geometric) center of gravity and / or the center of mass.

[0017] In one embodiment, this makes it possible for the symmetrical body of the spring element to generate a tilting moment under load, in particular by means of the spring stiffness arranged off-center locally or limited to a section of the spring element, in particular second spring stiffness, which differs from the spring stiffness of the remaining spring element, in particular the first spring stiffness.

[0018] In one embodiment, the spring element is not a disc spring or a spiral spring, in particular not designed as such. In one embodiment, the spring element is a flat body, in particular a (simple) solid body, such as a cuboid or cuboid-like, a cylinder or cylinder-like, or a hybrid, in particular composed of various solid bodies.

[0019] In one embodiment, the spring element has a width, wherein the width refers to a dimension perpendicular to a normal on the surface of the spring element, of at least 10 mm, or of at least 100 mm, or of at least 800 mm and / or at most 1000 mm, or at most 500 mm, or at most 200 mm.

[0020] In one embodiment, the spring element has a length, wherein the length refers to a dimension that is perpendicular to a normal on the surface of the spring element and perpendicular to the width, of at least 10 mm, or of at least 100 mm, or of at least 800 mm and / or at most 1000 mm, or at most 500 mm, or at most 200 mm. In one embodiment, the spring element has a height, wherein the height refers to a dimension that is parallel to a normal on the surface of the spring element, of at least 2 mm, or at least 10 mm, or at least 100 mm, or at least 150 mm and / or at most 100 mm, or at most 150 mm, or at most 200 mm. In one embodiment, the spring element has a constant height or thickness, in particular across its width.

[0021] In one embodiment, the spring element has a height to width ratio of less than 1.0, or less than 0.5, or less than 0.25, or less than 0.125, or less than 0.05, or less than 0.01.

[0022] In one embodiment, the material comprises at least one, in particular elastic and / or thermoplastic, polymer, in particular an elastomer and / or a thermoplastic. In one embodiment, the material comprises at least one polymer that can be printed using generative processes. In one embodiment, the material comprises a polyaryletherketone (PAEK) and / or a semi-crystalline thermoplastic. In one embodiment, the material comprises at least one of polyetheretherketone (PEEK), polyimide (PI), polyamideimide (PAI), polyetherketoneketone (PEKK), liquid crystal polymer (“liquid crystal polymer”;LCP), polyphenylene sulfide (PPS), polyphenylsulfone (PPSU), polysulfone (PSU), polyethersulfone (PES), polyetherimide (PEI), polytetrafluoroethylene (PTFE), polyvinylidene fluoride (PVDF), polyphthalamide (PPA), polyoxymethylene (POM), polyamide (PA), polyethylene terephthalate (PET), polycyclohexylene dimethylene terephthalate (PCT-G), polybutylene terephthalate (PBT), polycarbonate (PC), polyketone (PK), polyphenylene ether (PPE), polypropylene (PP), polyethylene (PE), polymethylpentene (PMP), acrylonitrile-butadiene-styrene (ABS), styrene-acrylonitrile (SAN) or the like and / or isobutylene-isoprene rubber (IIR), ethylene-propylene-diene rubber (IIR) Monomer Rubber (EPDM), ethylene-vinyl acetate (EVA), fluoroelastomer (FPM or FKM), butadiene rubber (BR), chloroprene rubber (CR), isoprene rubber (IR) or the like.

[0023] In one version, the material is resistant to mineral and / or synthetic oils. In another version, the material is heat-resistant.

[0024] Heat deflection temperature, in particular according to DIN EN ISO 75-1, -2, -3, of at least 70°C, or of at least 80°C, or of at least 90°C or of at least 100°C and / or of at most 120°C, or of at most 150°C, or of at most 160°C.

[0025] In one embodiment, the local density change is one, in particular at least one, bore or the local density change is implemented or provided by means of one, in particular at least one, further in particular exactly one, bore.

[0026] In one embodiment, the first spring stiffness is formed by a section of the spring element which has no bore and the second spring stiffness is formed by a section of the spring element which has at least one bore and / or at most one bore, in particular exactly one bore. In one embodiment, the bore is a blind bore or a through bore. In one embodiment, the local density change or the second spring stiffness, in particular the bore, is oriented in the normal direction and / or at least substantially parallel to a normal direction. In one embodiment, the local density change, in particular the bore, is oriented in the direction of force, in particular is introduced into the spring element.

[0027] In one embodiment, this makes it possible for a spring stiffness, in particular a locally different spring stiffness, in particular related to a section of the spring element, to be or is set in a targeted and simple manner. Advantageously, in one embodiment, this makes it possible for stress peaks to be or are reduced, in particular during operation or under load, more particularly compared to stress peaks that arise or result in slots introduced laterally, wherein "lateral", in one embodiment, refers to a side of the spring element that is different from the side that includes the loaded surface and / or a side that has a normal vector that is not parallel to the normal orNormal direction of the loaded surface or which, at least substantially, has a normal vector which is perpendicular to the normal direction of the loaded surface, wherein “perpendicular to the normal direction of the loaded surface”, in one embodiment, comprises and / or includes an angle of, in particular at least 45° to the normal direction of the loaded surface.

[0028] In one embodiment, the local density change is at least one groove or the local density change is implemented or provided by means of one, in particular at least and / or at most one or at most two, grooves, in particular by means of exactly one groove. In one embodiment, the groove is introduced or arranged in the spring element at an angle, in particular perpendicular, to the normal of the surface, wherein the angle is at least 10°, in particular at least 25°, in particular at least 45°, in particular at least 65°, in particular at least 80° and / or at most 30°, at most 45°, at most 70°, in particular at most 85°, in particular at most 90°. In one embodiment, the spring element has, in particular at least two grooves with different angles, in particular angles described herein, to the surface normal, in particular to the surface normal of the surface which is designed for the arrangement of a tilting element.In one embodiment, the spring element has, in particular, at least one groove, further in particular exactly one groove, which provides, in particular at least in sections, the local density change.

[0029] In one embodiment, the first spring stiffness is formed by a portion of the spring element that does not have a groove and the second spring stiffness is formed by a portion of the spring element that has at least one groove.

[0030] In one embodiment, a tilting moment can be provided more easily by the spring element or is provided by this.

[0031] In one embodiment, the spring element has at least one milled out section or the local density change is implemented or provided by means of one, in particular at least one, milled out section, further in particular by means of exactly one milled out section.

[0032] In one embodiment, the first spring stiffness is formed by a section of the spring element that has no milled out section, and the second spring stiffness is formed by a section of the spring element that has at least one milled out section. In one embodiment, a second and / or a third spring stiffness is formed by an insert inserted into the milled out section (English: "inlay"). In particular, a section that has a milled out section with an insert that fills the milled out section, in particular partially or entirely, has a second and / or a third spring stiffness, in particular such that a tilting moment is or can be generated or is or can be provided.

[0033] In one embodiment, the spring element has at least one cavity, or the local density change is implemented or provided by means of one, in particular at least one, cavity. In one embodiment, the cavity is produced generatively or is created during production using a generative process. In one embodiment, the spring element has two or more parts that are connected to one another, in particular by a material fit, a form fit, and / or a force fit. In one embodiment, the at least one local density change is provided, assembled, and / or produced by connecting the at least two or more parts of the spring element.

[0034] In one embodiment, a tilting moment can be provided more easily by the spring element or is provided by this.

[0035] In one embodiment, the spring element has at least one bore, at least one groove, at least one cavity, and / or at least one milled recess to form a second spring stiffness. In one embodiment, in addition to or as an alternative to forming a second spring stiffness, in particular by means of machining processes, the spring element has at least one generatively generated density change, in particular a (material) density that is or will be changed by varying at least one parameter of the generative process.

[0036] In one embodiment, the spring element has at least one bore, at least one groove, and / or at least one milled recess to form a second spring stiffness. In one embodiment, in addition to or alternatively to forming a second spring stiffness, in particular by means of machining processes, the spring element has at least one volume inhomogeneity created by forming, in particular an asymmetry, in particular a rotational asymmetry, in particular an asymmetry of the surface designed to accommodate the tilting element.

[0037] In one embodiment, the spring element is an axial spring element, in particular designed as an axial spring element, furthermore, in particular, configured for arranging an axial tilting element. In one embodiment, the bearing arrangement is an axial bearing.

[0038] In one embodiment, the spring element is a radial spring element, in particular designed as a radial spring element, furthermore, in particular, configured for arranging a radial tilting element. In one embodiment, the bearing arrangement is a radial bearing.

[0039] In one embodiment, the tilting element is a bearing cushion, in particular a radial bearing cushion or an axial bearing cushion. In one embodiment, the spring element of the bearing arrangement is configured such that it elastically supports the tilting element, in particular the bearing cushion. In one embodiment, the bearing arrangement has a support structure which is designed to accommodate or which accommodates the spring element and the tilting element. In one embodiment, the tilting element, in particular the bearing cushion, is designed such that it can move or moves relative to the support structure, in particular in a translational manner. In one embodiment, the tilting element surface is a sliding surface or is designed as a sliding surface, and in particular has a coating suitable for a sliding surface.

[0040] In one embodiment of the invention, a method for producing a bearing element described herein, in particular a spring element described herein, is provided. In one embodiment, the method comprises producing a semi-finished product using generative processes, in particular a 3D printing process, and / or forming processes. In one embodiment, the method further comprises, in particular downstream, a step involving introducing a local density change into the spring element, in particular using machining processes.

[0041] Alternatively, in one embodiment, the method comprises producing the spring element by means of generative processes, in particular introducing at least one local density change by means of the generative process. In one embodiment, the local density change is introduced into the spring element by means of the generative process, in particular by changing at least one parameter of the generative process, by omitting at least one volume fraction in at least one section of the spring element and / or by changing a resulting material density during the production of the spring element by means of a generative process, in particular 3D printing and / or by means of (using) a further material, in particular a different material or a further material different from one or the first material, wherein the first and the further material are combined orare such that a local change in density results, or that the first and the further material are or are combined in such a way that a local change in density occurs. In one embodiment, the first and the further material are combined in such a way that the spring element has a local change in density, in particular precisely one local change in density.

[0042] This allows a spring element to be manufactured more easily, in particular a spring element to be produced (finished). Advantageously, this allows a tilting moment to be produced more easily and / or more precisely, or is produced in this way.

[0043] In one embodiment, the method comprises, in particular downstream, a step of machining, in particular for introducing at least one local density change or at least one local inhomogeneity and / or an asymmetry, in particular in the volume distribution, of the spring element.

[0044] In one embodiment, this makes it possible for a tipping moment, particularly under load, to be adjusted or to be adjusted more precisely.

[0045] In one embodiment, the method comprises adjusting the local density change, in particular during the production of the spring element and / or in particular on-site during installation of the spring element. Adjusting the local density, in particular the local density change, can be carried out or performed by means of machining processes. In one embodiment, the method comprises adjusting the tilting moments by changing the local density change, in particular introducing a local density change, in particular by means of machining processes.

[0046] In one embodiment, this makes it possible to carry out installation, in particular adjustment during installation, more easily, and in particular to adapt the spring element to changed conditions at the installation site.

[0047] In one embodiment, a method for manufacturing, in particular adjusting, a bearing assembly described herein is provided. In one embodiment, the method further comprises arranging a tilting element on a spring element, in particular in a support structure.

[0048] As a result, a bearing arrangement can be manufactured in one embodiment more simply than, in particular, bearing arrangements of the prior art.

[0049] Further advantages and features emerge from the subclaims and the exemplary embodiments. The following shows, partly schematically:

[0050] Fig. 1: a spring element according to an embodiment of the present invention;

[0051] Fig. 2: a spring element according to another embodiment of the present invention;

[0052] Fig. 3: a spring element according to another embodiment of the present invention;

[0053] Fig. 4: a spring element according to another embodiment of the present invention;

[0054] Fig. 5: a bearing arrangement according to an embodiment of the present

[0055] invention; and

[0056] Fig. 6: a bearing arrangement according to a further embodiment. Fig. 1 schematically shows a spring element 1 with a local density change 2 in a plan view and a sectional view, wherein the sectional view shows a section through the (geometric) center point (represented by a point in the local density change 2) of the local density change 2. The local density change 2 is off-center. The local density change 2 is further shown as embedded in the spring element 1 (dashed in the plan view) and in particular has a cavity which, when loaded in the region or section of the local density change 2, has a different spring stiffness than a region or section of the spring element 1 which does not have a local density change 2.The local density change 2 of the spring element 1 shown is arranged offset in three directions a, b, c relative to the body center M, relative to the schematically illustrated (with respect to the central axes) symmetrical body of the spring element 1, without restriction of generality. The spring element 1 has a rotationally asymmetric shape. In embodiments, the spring element 1 can have a circular or circular shape in a plan view.

[0057] Fig. 2 schematically shows another embodiment of a spring element 1' with a local density change 2', wherein the spring element 1' is shown in a plan view and a sectional view, wherein the sectional view shows a section through the center point (represented by a point in the local density change 2') of the local density change 2'. The local density change 2' is shown as a milled out area that is arranged off-center to the spring element 1'. In one embodiment, this arrangement generates / provides a tilting moment when the surface, which is particularly visible in the plan view, is loaded. In one embodiment, the local density change 2' is introduced or formed by means of a bore, wherein the bore in one embodiment has or is a blind hole or a through hole and, in one embodiment, is aligned in the force and / or load direction of the spring element 1'.

[0058] Fig. 3 schematically shows another embodiment of a spring element 1" with a local density change 2", wherein the spring element 1" is shown in a plan view and a sectional view, wherein the sectional view shows a section along a central axis of the spring element 1". The local density change 2" refers in the embodiment shown in Fig. 3 to a solid body represented by a dashed line, which is formed symmetrically. The embodiment shown can be brought into the illustrated shape of the spring element 1" by machining processes, or can be produced as an asymmetric shape, in particular by generative processes and / or primary forming processes.

[0059] Fig. 4 schematically shows another embodiment of a spring element 1'" with a local density change 2'", wherein the spring element 1'" is shown in a plan view and a sectional view, wherein the sectional view shows a section along a central axis of the spring element 1'". The local density change 2'" is shown schematically in Fig. 3 as a groove, in particular as a milled groove. In one embodiment, the groove can be created (directly) using a generative process. Accordingly, the spring element 1'" shown in Fig. 3 has a different, in particular second, spring stiffness in the region of the groove than in the region of the spring element 1'" which does not have a groove.

[0060] Fig. 5 schematically shows an embodiment of a bearing arrangement 10, wherein the bearing arrangement 10 has a spring element 1"" and a tilting element 11 on a surface of the spring element 1"" designed for the tilting element 11. The spring element 1"" is designed, with the embodiment shown as an example in Fig. 5, to provide a tilting moment under load, in particular due to the different spring stiffnesses of the sections of the spring element 1""". This is schematically represented by the arrow, which shows a displacement of the tilting point towards an off-center position. Furthermore, a support structure 12 is schematically indicated (dashed lines), which in one embodiment is designed to receive a bearing arrangement 10 or has this.

[0061] Fig. 6 shows a bearing arrangement as in Fig. 5, which differs from this in the design of the spring element. The spring element 1' has bores which act or can act on the spring element 1' in the direction of force or load (in the plane of the sheet from above). In one design, in particular through the choice of material or material setting, the spring element 1' deflects under the load in a direction (not shown) and at the same time, particularly advantageously, generates a tilting moment, so that tilting and deflection are or can be realized, particularly advantageously, with the aid of only one element, namely with the aid of the spring element 1'. Although exemplary designs have been explained in the preceding description, it should be noted that a multitude of modifications are possible.Furthermore, it should be noted that the exemplary embodiments are merely examples and are not intended to limit the scope of protection, applications, or structure in any way. Rather, the preceding description provides the skilled person with a guide for implementing at least one exemplary embodiment. Various modifications, particularly with regard to the function and arrangement of the described components, may be made without departing from the scope of protection as defined by the claims and equivalent combinations of features, and / or, in particular, combinations of features may be made to form new embodiments where technically reasonable.

[0062] List of reference symbols

[0063] 1 spring element

[0064] 2 local density change 10 bearing arrangement

[0065] 11 Tilting element a off-center displacement in a first direction b off-center displacement in a second direction c off-center displacement in a third direction

[0066] M Body center

Claims

Patent claims 1. Bearing arrangement (10) for a component, wherein the bearing arrangement (10) comprises: a tilting element (11) with a tilting element surface for contacting a component, wherein the tilting element (11) is designed to absorb a load in the load direction; a spring element (1), wherein the spring element (1) has a spring element surface on which the tilting element (11) is arranged with a surface opposite the tilting element surface for absorbing the load in the load direction; and wherein the spring element (1), - wherein the spring element (1) has an asymmetric shape with respect to the load direction; and / or - has a material comprising at least one polymer; wherein the material and / or the spring element (1) has at least one local density change (2); so that a load in the load direction on the tilting element causes a tilting moment between the tilting element and the spring element.

2. Bearing arrangement (10) according to the preceding claim, wherein the local density change (2) is arranged offset to the load direction, in particular is arranged off-center.

3. Bearing arrangement (10) according to one of the preceding claims, wherein the spring element (1) has a volume distribution which is inhomogeneous, in particular non-symmetrical and / or non-rotationally symmetrical, in particular in sections.

4. Bearing arrangement (10) according to one of the preceding claims, wherein the spring element (1) has a first and a second spring stiffness, in particular in sections, wherein in particular the second spring stiffness is assigned to the at least one local density change (2).

5. Bearing arrangement (10) according to one of the preceding claims, wherein the local density change (2) is at least one bore in the spring element (1).

6. Bearing arrangement (10) according to one of the preceding claims, wherein the local density change (2) is at least one groove and / or at least one milled recess of the spring element (1).

7. Bearing arrangement (10) according to one of the preceding claims, wherein the tilting element (11) is a bearing cushion, in particular with a tilting element surface which is designed as a sliding surface.

8. Bearing arrangement (10) according to one of the preceding claims, wherein the bearing arrangement (10) is an axial bearing.

9. Bearing arrangement (10) according to one of the preceding claims 1 to 7, wherein the bearing arrangement (10) is a radial bearing.

10. A method for producing a spring element (1) for a bearing arrangement (10) according to one of the preceding claims, wherein the spring element (1) is at least partially primary formed; wherein the spring element (1) is at least partially reshaped, and / or wherein the spring element (1) is at least partially produced by means of a machining process.

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