A hydraulic accumulator, comprising a base body (2a, 2b, 2c, 2d, 2e, 2f, 2g, 2h, 2i) having a first component (3a, 3b, 3c, 3d, 3e, 3f, 3g, 3h, 3i) and a second component (4a, 4b, 4c, 4d, 4e, 4f, 4g, 4h, 4i) which are connected to one another by a form fit and/or a material join, is, with the aim of
A hydraulic accumulator, comprising a base body (2a, 2b, 2c, 2d, 2e, 2f, 2g, 2h, 2i) having a first component (3a, 3b, 3c, 3d, 3e, 3f, 3g, 3h, 3i) and a second component (4a, 4b, 4c, 4d, 4e, 4f, 4g, 4h, 4i) which are connected to one another by a form fit and/or a material join, is, with the aim of specifying a hydraulic accumulator which, after fabrication without difficulty, exhibits a very reliable seal, a high level of strength, an as far as possible undamaged surface and an as far as possible rotationally symmetrical design in the joining region of the components, characterized in that at least one component (3a, 3b, 3c, 3d, 3e, 3f, 3g, 3h, 3i, 4a, 4b, 4c, 4d, 4e, 4f, 4g, 4h, 4i) is deformed by a contactless shaping method in such a way that it enters into the form fit and/or material join with the other component (3a, 3b, 3c, 3d, 3e, 3f, 3g, 3h, 3i, 4a, 4b, 4c, 4d, 4e, 4f, 4g, 4h, 4i).
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1. A hydraulic accumulator comprising: a base body having a first component and a second component connected to one another by one of a form fit and a material join, the first component and the second component forming a storage space for a gaseous medium and a receptacle space for a liquid medium,
1. A hydraulic accumulator comprising: a base body having a first component and a second component connected to one another by one of a form fit and a material join, the first component and the second component forming a storage space for a gaseous medium and a receptacle space for a liquid medium, the storage space separated from the receptacle space by a diaphragm, where a volume of the storage space and a volume of the receptacle space are variable, the storage space is embodied without an inflow line, and the storage space includes the gaseous medium at a pressure different from atmospheric pressure;wherein at least one of the first component and the second component is deformed by contactless shaping in an installation space at a pressure different from atmospheric pressure to join the first component and the second component by the one of the form fit and the material join, the contactless shaping comprising electromagnetic pulse joining, wherein a wave structure is formed in the first component and a plurality of depressions is formed in the second component, the wave structure engaging the plurality of depressions; andwherein the diaphragm is placed under prestress without using a clamping ring by the deforming of the at least one of the first component and the second component. 2. The hydraulic accumulator as claimed in claim 1, wherein the first component and the second component are connected to one another by the material join. 3. The hydraulic accumulator as claimed in claim 1, wherein at least one of the first component and the second component is fabricated from a metal. 4. The hydraulic accumulator as claimed in claim 1, wherein at least one of the first component and the second component is fabricated from a plastic. 5. The hydraulic accumulator as claimed in claim 1, wherein the receptacle space has a connector integrally formed onto the first component. 6. The hydraulic accumulator as claimed in claim 1, wherein the first component is embodied as a housing lower shell and the second component is embodied as a housing upper shell, wherein an edge of the housing lower shell and an edge of the housing upper shell overlap one another and clamp a diaphragm therebetween. 7. The hydraulic accumulator as claimed in claim 1, further comprising a sealing means arranged between the first component and the second component. 8. A method of making a hydraulic accumulator comprising: deforming one of a first component and a second component by contactless shaping in an installation space at a pressure different from atmospheric pressure to join the first component and the second component by one of a form fit and a material join, the contactless shaping comprising electromagnetic pulse joining;wherein the first component and the second component are connected to one another by the one of the form fit and the material join to form a base body, the first component and the second component forming a storage space for a gaseous medium and a receptacle space for a liquid medium, the storage space separated from the receptacle space by a diaphragm, where a volume of the storage space and a volume of the receptacle space are variable, the storage space is embodied without an inflow line, the storage space includes the gaseous medium at a pressure different from atmospheric pressure, and wherein the diaphragm is placed under prestress without using a clamping ring by the deforming one of the first component and the second component during the step of deforming one of the first component and the second component to join the first component and the second component by one of the form fit and the material join. 9. The method of claim 8, wherein the first component and the second component are connected to one another by the material join. 10. The method of claim 8, wherein at least one of the first component and the second component is fabricated from a metal. 11. The method of claim 8, wherein at least one of the first component and the second component is fabricated from a plastic. 12. The method of claim 8, wherein the receptacle space has a connector integrally formed onto the first component. 13. The method of claim 8, wherein the first component is embodied as a housing lower shell and the second component is embodied as a housing upper shell, wherein an edge of the housing lower shell and an edge of the housing upper shell overlap one another and clamp the diaphragm therebetween. 14. The method of claim 8, further comprising a sealing means arranged between the first component and the second component. 15. The hydraulic accumulator as claimed in claim 1, wherein a first one of the first component and the second component is deformed by the contactless shaping and overlaps an outer surface of a second one of the first component and second component. 16. The hydraulic accumulator as claimed in claim 1, wherein a first one of the first component and the second component overlaps an outer surface of a second one of the first component and the second component and an edge of the first one of the first component and the second component is bent inwardly towards the second one of the first component and the second component. 17. The hydraulic accumulator as claimed in claim 1, wherein the first component overlaps an outer surface of the second component, the first component having a recess formed on an inner surface thereof engaging a projection formed on the outer surface of the second component.
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