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EP3325293A2 - Pivot sphérique muni d'un corps annulaire emmanché à force et joint à rotule comprenant un tel pivot sphérique - Google Patents

Pivot sphérique muni d'un corps annulaire emmanché à force et joint à rotule comprenant un tel pivot sphérique

Info

Publication number
EP3325293A2
EP3325293A2 EP16733911.8A EP16733911A EP3325293A2 EP 3325293 A2 EP3325293 A2 EP 3325293A2 EP 16733911 A EP16733911 A EP 16733911A EP 3325293 A2 EP3325293 A2 EP 3325293A2
Authority
EP
European Patent Office
Prior art keywords
ball stud
ball
annular body
forming edge
ring body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16733911.8A
Other languages
German (de)
English (en)
Inventor
Klaus Broeker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of EP3325293A2 publication Critical patent/EP3325293A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/005—Ball joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/008—Attaching arms to unsprung part of vehicle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0604—Construction of the male part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0695—Mounting of ball-joints, e.g. fixing them to a connecting rod
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/14—Mounting of suspension arms
    • B60G2204/148—Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/416—Ball or spherical joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/80—Manufacturing procedures
    • B60G2206/82—Joining
    • B60G2206/8209—Joining by deformation
    • B60G2206/82092—Joining by deformation by press-fitting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/01—Parts of vehicles in general
    • F16C2326/05—Vehicle suspensions, e.g. bearings, pivots or connecting rods used therein

Definitions

  • the invention relates to a ball pin with a pressed-ring body and a ball joint with such a ball stud according to the preambles of
  • annular body Pressed annular body are known from the prior art, wherein the annular body may be formed, for example, as a conical disk.
  • Ring body serves to increase a contact surface of the ball pin to a first connection component made of a material which has a lower strength than the material of the annular body.
  • the first connection component may be, for example, a cross member made of cast aluminum, which contacts the annular body formed, for example, of steel in the mounted state in the region of the common contact surface.
  • Inner circumference is integrally provided with a peripheral forming edge, which after pressing on the ball pin to the outer periphery of
  • the annular body can be produced as a extruded part by forming, the Umformkante process by an additional operation, in particular a
  • the object of the invention is to provide a constructional unit formed from a ball stud with a ring body pressed thereon, which unit can be manufactured inexpensively and reliably.
  • the invention accordingly provides a ball pin for a ball joint with a pressed onto the ball pin ring body, wherein the ring body is fixed by at least one circumferential, acting between the ball stud and the ring body and formed as Umformkante captive on the ball stud.
  • the at least one forming edge is integrally formed with the ball stud.
  • the invention is based on the finding that outer contours, such as the forming edge formed integrally with the ball stud, have a smaller one
  • the peripheral forming edge which has a larger outer diameter than the corresponding inner diameter of the annular body, a dimensional overlap between the annular body and ball stud is created.
  • the forming edge has relative to the entire height of the annular body a relatively small height in the direction of the central axis of the ball stud and thus can be relatively easily reshape when the ring body is pressed onto the ball stud.
  • the ball stud and the ring body are preferably formed of steel; of the
  • Ball studs in particular made of tempered steel. Perpendicular to the central axis of the ball stud, the forming edge projects circumferentially approximately 0.1 to 0.3 millimeters from the areas adjoining in the direction of the center axis of the ball stud. This measure is u. a. depending on the diameter of the
  • Forming edge adjoining areas may have a diameter of 14.8 millimeters and the forming edge with a maximum
  • Ring body of the ball stud for example, during transport or during assembly, effectively prevented.
  • Ring body are connected only in the region of the forming edge via a press fit, the ring body learns only in this area a through the
  • the housing may be fixed during the pressing of the ring body, for example in a mounting receptacle.
  • the surface spanned by the forming edge preferably extends perpendicular to the central axis of the ball stud.
  • the ball stud can a
  • Forming edge or more in the direction of the central axis of the ball pin spaced Umformkanten have, which are preferably arranged parallel to each other.
  • the forming edge is produced by a machining process, in particular by turning.
  • the starting material for the production of ball studs are blanks, which are produced in a forming process such as extrusion or forging. These blanks must be at least partially machined to meet the requirements in terms of manufacturing tolerances and surface quality. In this case, the blanks have only a relatively small machining allowance in the regions which, like the forming edge, are provided for a subsequent machining operation, so that the machining can take place in a single work step. Relative to the turning one speaks in this
  • the finishing of the forming edge by turning, in particular by automatic turning, moreover has the advantage that the outer diameter of the forming edge can be adapted to a given inner diameter of the annular body based on the previously mentioned fitting system unit bore. This can, for example, on
  • the forming edge when viewed in a longitudinal section through the central axis of the ball pin, formed in the manner of a barb. This is achieved in that the forming edge due to their geometric
  • the ring body has a lower resistance to deformation than in the opposite direction.
  • the Umformkante when viewed in Aufpress therapies, before its largest diameter in the undeformed state, a relatively flat rising slope on the type of a ramp through which the pressing of the annular body is facilitated. Behind the largest diameter of the Umformkante the diameter of the Umformkante falls relatively strong, whereby a targeted deformation during the pressing of the ring body is made possible.
  • the ball pin has at least one recess for receiving at least a partial volume of the forming edge in the pressed-on annular body.
  • the recess is in particular designed such that it is only completely filled in pressed annular body substantially when the inner diameter of the annular body corresponds to the outer diameter of the ball stud, so if the recess has to accommodate the maximum possible volume of Umformkante.
  • This receptacle thus has the advantage that, in relation to the inner diameter of the annular body, it has tolerance balancing effect.
  • the recess when viewed in Aufpressraum of the annular body, disposed behind the forming edge.
  • the ball stud may have one or more recesses for receiving at least a portion of the forming edge.
  • the recess is formed as a circumferential annular groove.
  • the circumferential annular groove can be made particularly favorable in one operation with the forming edge by turning, in particular by automatic turning.
  • the ball pin may also have a plurality of annular grooves.
  • the annular groove is advantageously formed tangentenstetig in the direction of extension of the central axis of the ball pin. Under a tangentenstetigen training of the annular groove is in connection with the
  • present invention an edge-free course or, in other words, to understand a course free from kinking.
  • edge-free course or, in other words, to understand a course free from kinking.
  • to rectangular grooves for retaining rings for holes according to DIN 472 lead bending loads of the ball pin not to pronounced voltage peaks in the region of the annular groove, if this is formed tangent-continuous.
  • the ball stud and the annular body in pressed-on
  • Annular body extending in the direction of the central axis, substantially cylindrical region, wherein in the cylindrical region a clearance fit between the ball stud and the annular body is present. In the region of the annular groove is due to the retracted inwardly geometry of the annular groove a
  • Cylindrical shape is to be spoken here of a cylindrical area.
  • the ball stud and the annular body in the case of a completely pressed-on annular body contact only in the region of the circumferential one Forming edge. Through the clearance fit is ensured that the ball pin during the pressing of the ring body with its forming edge in the
  • cylindrical area can optimally cling to the inner wall of the ring body.
  • the ball stud and the annular body to form a contact surface, which is formed in the manner of a truncated cone surface.
  • This contact surface is formed only when fully pressed ring body and provides for the pressing of the ring body on the
  • Ball pin an end stop.
  • the ball pin and the ring body therefore have in the region of the contact surface shape-matching pads, which touch each other sealingly in the region of the contact surface.
  • ring body and ball studs can be optimally brought to bear in the contact area and a possibly required low tolerance compensation, for example, caused by a slight deviation in the given shape and position tolerances in the cylindrical area be compensated.
  • the cylindrical portion assigned to the ball stud and the contact surface associated with the ball stud are produced by turning in one clamping, in particular together with the previously described groove for receiving the sealing bellows.
  • the cutting offers the ball pin associated contact surface and the ball pin associated cylindrical portion a tuning option, for example, to compensate for geometric deviations of the ring body can.
  • the forming edge as viewed in the direction of the central axis of the ball stud, disposed substantially in the center of the cylindrical portion.
  • the arrangement of the Umformkante in the middle of the cylindrical portion has the advantage that the purpose of the forming edge, namely the provision of a
  • Umformkante in the middle of the cylindrical portion is also advantageous in relation to the previously described tolerance-compensating effect.
  • a forming edge located in the middle of the cylindrical region has the advantage that the annular body is more dimensionally stable in the state pressed onto the ball stud than in its edge areas in the direction of the central axis of the latter
  • Ball pin If the force acting annularly on the ring body by the forming edge act on the edge areas of the ring body, there would be the risk of undesired deformations of the ring body in these areas. Such unwanted deformations can radiate to the pads of the ring body to adjacent components and there also to undesirable
  • the ball stud advantageously has a surface provided with a galvanic surface protection, at least in the overlapping area between the ball stud and the annular body.
  • the galvanic surface protection in the overlap area protects the cylindrical portion of the ball stud from corrosion. This is particularly important in the area formed by the clearance between ball stud and ring body circumferential gap, because in this capillary moisture and depending on the structural design of the installation space in the vehicle may also penetrate corrosive media such as spiky water with dissolved road salt.
  • galvanic surface protection is required to meet the 720-hour salt spray test commonly required in the automotive industry.
  • the galvanic surface protection is designed in particular as a zinc-nickel surface protection.
  • the annular body is designed as a pure formed part, in particular as a cold extruded part.
  • a pure formed part is meant that the ring body is made ready for installation exclusively by forming.
  • the forming part is designed as a cold-formed part. Cold formed parts, such as cold extruded parts, can be produced reliably with relatively narrow component tolerances.
  • Annular body as a pure forming part is a cost-effective production possible, in particular because no further step, such as an additional turning, is required. Slight variations in the inner diameter of the annular body in the cylindrical region can be caused by the forming edge
  • the annular body is provided with a full-surface coating, in particular a galvanic coating.
  • a full-surface coating in particular a galvanic coating.
  • Corrosion protection for example, to pass the aforementioned 720-hour salt spray test.
  • the galvanic surface protection is designed in particular as a zinc-nickel surface protection. Since the ring body can be galvanized as so-called drum product, ie without component fixing in receiving frames, the coating costs are relatively low.
  • the annular body has a contact surface to a first connection component, which is designed as a truncated cone surface, as a spherical cap or as a circular ring surface.
  • the formation of the contact surface depends on the design of the corresponding contact surface of the first
  • a conical disk also referred to as a conical disk.
  • a calotte disc has a curved surface of a spherical segment in the manner of a spherical cap and a flat disc has a circular ring-shaped contact surface.
  • the main load, which acts on the ring body through the first connection component, should preferably be transmitted in the outer diameter region of the contact surface in order to keep the surface pressure between the ring body and the first connection component low.
  • Connection component advantageously made of an aluminum material, in particular a cast aluminum material formed.
  • the first connection component can
  • a wheel or as a handlebar component in particular as a wishbone, be formed.
  • the invention further relates to a ball joint comprising a housing, in which a ball stud is received as described above.
  • the ball pin is in particular rotatably and pivotally accommodated in the housing with an end region.
  • this end portion of the ball stud is spherical.
  • the housing has an outer peripheral surface which is suitable for receiving the housing in a bore of a second
  • connection component The integration of the function "receiving the housing in a bore of a second connection component" into the outer peripheral surface of the housing provides a cost-effective ball joint
  • the ball stud, the annular body and the housing are rotationally symmetrical with respect to the central axis of the ball stud
  • it can be designed as a wheel carrier or as a link component, in particular as a transverse link.
  • Fig. 1 is an overview of a chassis assembly after a first
  • Fig. 2 is a ball joint according to a second embodiment according to the prior art
  • Fig. 3 shows a ball joint with a ball stud according to the invention in a
  • Fig. 6 is an enlarged detail view similar to Figure 5, shown with deformed
  • FIG. 1 shows a chassis assembly 1 known from the prior art, which has a first connecting component 2 designed as an aluminum cross member and a second connecting component 3 designed as a wheel carrier.
  • a ball joint 4 is received with a ball pin 5, on which a trained as a conical disk ring body 6 is pressed.
  • the annular body 6 serves to increase a contact surface 7 to the aluminum cross member 2, which has a lower strength than the material, in this case steel, of the annular body 6.
  • Aluminum cross member 2 and the ring body 6 made of steel causes the surface pressure in the region of the contact surface 7 is reduced to a value that is within the allowable limit for the aluminum cross member 2 for the present load case, ie the material with the lower Strength.
  • Fig. 2 shows another, also known from the prior art
  • Ball joint 1 1 with an annular body 12 which is integrally provided on its inner circumference with a peripheral forming edge 13.
  • the Umformkante lays down after pressing the ring body 12 on a ball pin 14 of the
  • Ball joint 1 1 to the outer periphery of the ball pin 14 and thereby acts as a captive, which prevents the ring body 12 of the Ball pin 14 releases.
  • the ring body 12 is formed as a flow press, to which the forming edge 13 is attached by an additional rotational operation.
  • Fig. 3 is a ball joint 20 with a ball pin 21 and one on the
  • Ball stud 21 is fixed.
  • the forming edge 23 is integral with the
  • Ball stud 21 is formed. Due to the peripheral forming edge 23, which has a larger outer diameter than the corresponding inner diameter of the annular body 22, a dimensional overlap between annular body 22 and ball stud 21 is created. The forming edge 23 has over the entire height of the annular body 22 has a relatively small height in the direction of the central axis 24 of the ball stud 21 and thus can be relatively easily reshape when the annular body 22 is pressed onto the ball stud 21. Perpendicular to the central axis 24 of the ball stud 21 is the Umformkante 23 circumferentially 0.15 millimeters in front of the adjoining in the direction of the central axis 24 of the ball stud 21 areas having a diameter of 14.8 millimeters
  • the Umformkante 23 applies during the pressing of the annular body 22 on the ball pin 21 to the inner wall 25 of the annular body 22.
  • the pressing takes place in a Aufpressraum 28, extending along the
  • Center axis 24 of the ball stud 21 extends.
  • plastically deformed zones provide virtually for the tolerance compensation between the outer peripheral surface of the ball stud 21 and the inner peripheral surface of the
  • Forming edge 23 spanned surface extends perpendicular to the central axis 24 of the ball stud 21st
  • the forming of the forming edge 23 is performed by a
  • Ring body 22 has a lower resistance to deformation than in the opposite direction.
  • the Umformkante 23 when viewed in Aufpressraum 28, before its largest diameter in the undeformed state, a relatively flat rising slope 29 in the manner of a ramp through which the pressing of the annular body 22 is facilitated. Behind the largest diameter of the Umformkante 23, the diameter of the Umformkante 23 falls relatively strong contrast.
  • the ball stud 21 has a
  • Recess 30 for receiving a partial volume of the Umformkante 23 in pressed annular body 22.
  • the recess 30 is designed such that it is only substantially completely filled when the annular body 22 is pressed, when the inner diameter of the annular body 22 corresponds to the outer diameter of the ball stud 21, ie if the recess 30 has to accommodate the maximum possible volume of the forming edge 23. In this case, the
  • the recess 30 thus has the advantage that it acts in relation to the inner diameter of the annular body 22 tolerance-compensating.
  • the recess 30 is disposed behind the Umformkante 23. According to the present
  • the recess is formed as a circumferential annular groove 30.
  • the circumferential annular groove 30 is in one operation with the Umformkante 23rd
  • forming edge 23 is shown for illustration in each case in undeformed state.
  • Fig. 6 shows the forming edge 23 in a deformed state after pressing the ring body 22 on the ball stud 21st
  • the ball pin 21 and the annular body 22 have in pressed-on annular body 22 in the direction of the central axis 24 extending cylindrical portion 31, wherein in the cylindrical portion 31 a clearance between the
  • Ball stud 21 and the annular body 22 is present. In the region of the annular groove 30 is located by the retracted inwardly geometry of the annular groove 30 a
  • Forming edge 23 interrupted.
  • the ball pin 21 and the ring body 22 touch with completely pressed ring body 22 only in the region of the peripheral forming edge 23.
  • Ring body 22 with its forming edge 23 in the cylindrical portion 31 can optimally cling to the inner wall 25 of the annular body 22.
  • the ball stud 21 and the ring body 22 touch one another to form a contact surface 32, which in the manner of a
  • Truncated cone surface is formed. This contact surface 32 is formed only when fully pressed ring body 22 and is for the pressing of the ring body 22 on the ball pin 21 is an end stop. The ball pin 21 and the ring body 22 have in the region of the contact surface 32nd
  • Diameter range of the contact surface 32 is reduced.
  • Contact surface 32 in the manner of a truncated cone lateral surface has the advantage that it acts in combination with the above-described clearance fit in the cylindrical region 31 tolerance-compensating.
  • the finished part surface of the ball stud 21 in the cylindrical portion 31 and in the region of the contact surface 32 is made by turning in one clamping, together with the groove 26 for receiving the
  • the Umformkante 23 is, when viewed in the direction of the central axis 24 of the
  • the arrangement of the forming edge 23 in the middle of the cylindrical portion 31 has the advantage that the purpose of the Umformkante 23, namely the provision of a captive, can be safely met. Even if the ring body 22 should move slightly on the ball pin 21, the captive still attacks because it is pressed about the amount of half the length of the cylindrical portion 31 on the ball pin.
  • annular gap between the ball stud 21 and the annular body 22, as can be clearly seen in Figures 4 to 6.
  • the opening 33 of this annular gap can be closed to prevent corrosion within the cylindrical portion 31 by the provision of a further, integrally connected to the ball stud 21 Umformkante in the region of the opening 33.
  • this further forming edge is not implemented in the present embodiment.
  • the surface of the ball pin 21 is provided with fully pressed annular body 22 in the overlap region 34 between ball stud 21 and ring body 22 with a galvanic surface protection.
  • the covering area 34 corresponds to the height of the annular body 22.
  • the galvanic surface protection in the overlap region 34 protects in the cylindrical portion 31 from corrosion in the formed by the clearance between ball stud 21 and annular body 22 circumferential gap.
  • the galvanic surface protection is designed as a zinc-nickel surface protection.
  • the annular body 22 is formed as a cold extruded part.
  • the formation of the annular body as a pure formed part allows a cost-effective production, in particular because no further step, such as an additional turning, is required.
  • the annular body 22 is provided with a full-surface galvanic surface coating, which is designed as a zinc-nickel surface protection.
  • the ring body 22 has an outer circumferential, shown in Fig. 4, contact surface to a first connection member 35 which is formed as a truncated cone surface.
  • the main load, which acts on the ring body 22 through the first connection component 35, is in the outer
  • the first connection component 35 is formed from an aluminum casting material.
  • Aluminum connection component 35 serves the full-surface surface coating of the annular body 22 in addition to avoid contact corrosion in the area of the common contact surface, because at this point touch two different noble metals.
  • the first connection component is designed as a transverse link 35.
  • the ball joint 20 shown in Fig. 3 comprises a housing 36, in which a ball stud 21 is received as described above.
  • the ball pin 21 is rotatably and pivotally received in the housing 36 with an end portion.
  • this end portion of the ball stud is spherical.
  • Housing has an outer peripheral surface 37 which is suitable for receiving the housing 36 in a bore of a second connection component 38.
  • the second connection component is designed as a wheel carrier 38.
  • Ball joint 20 is provided.
  • the ball stud 21, the annular body 22 and the housing 36 with respect to the central axis 24 of the ball stud 21 are rotationally symmetrical.
  • the housing 36 has at one axial end a circumferential collar, which in the direction of the central axis 24 of the
  • Ball pin 21 represents a stop when receiving the housing 36 in the bore of the wheel carrier 38.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

L'invention concerne un pivot sphérique (21) pour un joint à rotule (20), pivot (21) sur lequel un corps annulaire (22) est emmanché à force, ledit corps annulaire (22) étant fixé au pivot sphérique (21) par l'intermédiaire d'au moins un moyen d'impermabilité périphérique réalisé sous la forme d'un bord déformable (23) et agissant entre le pivot sphérique (21) et le corps annulaire (22). Selon l'invention, ledit au moins un bord déformable (23) est réalisé d'un seul tenant avec le pivot sphérique (14). L'invention concerne également un joint à rotule (20) comprenant un logement (36) dans lequel un pivot sphérique (21) tel que décrit précédemment est reçu.
EP16733911.8A 2015-07-21 2016-06-23 Pivot sphérique muni d'un corps annulaire emmanché à force et joint à rotule comprenant un tel pivot sphérique Withdrawn EP3325293A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015213687.6A DE102015213687A1 (de) 2015-07-21 2015-07-21 Kugelzapfen mit einem aufgepressten Ringkörper und Kugelgelenk mit einem solchen Kugelzapfen
PCT/EP2016/064582 WO2017012820A2 (fr) 2015-07-21 2016-06-23 Pivot sphérique muni d'un corps annulaire emmanché à force et joint à rotule comprenant un tel pivot sphérique

Publications (1)

Publication Number Publication Date
EP3325293A2 true EP3325293A2 (fr) 2018-05-30

Family

ID=56296781

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16733911.8A Withdrawn EP3325293A2 (fr) 2015-07-21 2016-06-23 Pivot sphérique muni d'un corps annulaire emmanché à force et joint à rotule comprenant un tel pivot sphérique

Country Status (7)

Country Link
US (1) US10543727B2 (fr)
EP (1) EP3325293A2 (fr)
JP (1) JP2018524531A (fr)
KR (1) KR20180033532A (fr)
CN (1) CN107848355A (fr)
DE (1) DE102015213687A1 (fr)
WO (1) WO2017012820A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3686448B1 (fr) * 2017-09-19 2022-06-08 Nok Corporation Joint à rotule
CN119590504A (zh) * 2024-11-11 2025-03-11 奇瑞汽车股份有限公司 一种转向球销结构及具有该转向球销结构的转向节总成

Citations (1)

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DE202008013064U1 (de) * 2008-10-03 2009-01-08 Mvs Dynalink Europe Gmbh Kugelzapfen eines Kugelgelenks

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JP2018524531A (ja) 2018-08-30
WO2017012820A2 (fr) 2017-01-26
CN107848355A (zh) 2018-03-27
KR20180033532A (ko) 2018-04-03
US20180201082A1 (en) 2018-07-19
US10543727B2 (en) 2020-01-28
WO2017012820A3 (fr) 2017-08-10

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