EP1668262A1 - Kugelschale - Google Patents
KugelschaleInfo
- Publication number
- EP1668262A1 EP1668262A1 EP04790076A EP04790076A EP1668262A1 EP 1668262 A1 EP1668262 A1 EP 1668262A1 EP 04790076 A EP04790076 A EP 04790076A EP 04790076 A EP04790076 A EP 04790076A EP 1668262 A1 EP1668262 A1 EP 1668262A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ball
- spherical shell
- elastically deformable
- spherical
- shell
- 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- Withdrawn
Links
Classifications
-
- 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
- F16C11/0619—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
- F16C11/0623—Construction or details of the socket member
- F16C11/0628—Construction or details of the socket member with linings
- F16C11/0633—Construction or details of the socket member with linings the linings being made of plastics
- F16C11/0638—Construction or details of the socket member with linings the linings being made of plastics characterised by geometrical details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/32—Articulated members
- Y10T403/32606—Pivoted
- Y10T403/32631—Universal ball and socket
- Y10T403/32713—Elastomerically biased or backed components
Definitions
- the invention relates to a spherical shell for receiving a ball and a rotatably mounted connection arrangement for connecting two components in a vehicle.
- Rotating connection arrangements for connecting vehicle components or ball joints can perform various functions in motor vehicles.
- the one component to be connected has a ball at one end
- the other component to be connected has a spherical shell or a ball cage at one end.
- the ball is received in the ball socket or ball cage. This arrangement enables the two components to be pivotable relative to one another about a common pivot point which is arranged in the ball joint.
- One-piece spherical shells made of soft material do not have the rigidity necessary for certain applications.
- One-piece ball shells made of hard and brittle plastic have the required rigidity, but have the disadvantage that they can break when they are mounted on the ball when they are bent open. Because of this, the band thickness and the wrapping of the ball shell around the ball are restricted. The fact that a forced deformation should be possible when inserting the ball into the spherical shell affects the shape of the spherical shells.
- the German patent application DE 42 11 897 AI describes a ball joint for parts of a steering or wheel suspension of motor vehicles.
- This ball joint has a bearing shell which receives a ball head of a joint pin, is made of plastic and is radially flexible. This is enclosed with its outer circumference in a recess of an articulated housing and is placed with a cylindrical part of its circumferential surfaces on a cylindrical wall section.
- the bearing shell encloses the ball head with a securing element inserted into the housing recess and the bearing shell with preload in this securing element.
- the bearing shell is penetrated by a slot running transversely to the circumferential direction. An insertion of the ball into the bearing shell is favored by this training.
- the aim of the invention is to improve the design of a spherical shell.
- the spherical shell according to the invention for receiving a sphere has at least one area which consists of an elastically deformable material or which has an elastically deformable geometry. This ensures that the spherical shell does not break when it is bent by an insertion of the ball and then returns to its original position. A simple assembly of a ball joint consisting of a spherical shell and a ball is thus possible. In addition, the ball is securely received in the spherical shell according to the invention.
- the spherical shell is preferably designed such that it covers a spherical section of the sphere delimited by at least one circle. It is also possible that the spherical shell is designed so that it is one by two to each other Circles arranged in parallel and delimiting a spherical section of the sphere designed as a spherical layer. It is envisaged that the spherical shell encompasses an equator of the ball.
- the ball section can be designed such that it encompasses the ball except for a recess on one pole of the ball.
- the spherical layer is designed such that it encompasses the sphere except for two recesses on opposite poles of the sphere.
- the spherical shell designed as a spherical layer provides a covering of the sphere in an area up to several degrees above the equator as well as in an area up to several degrees below the equator of the sphere.
- the spherical shell has at least one gap.
- the at least one gap is oriented perpendicular to the at least one circle, in particular to the two circles, of the spherical shell designed as a spherical layer.
- Such a recess arranged on the spherical shell allows the spherical shell to widen when the ball is assembled.
- the elastically deformable area is designed as an elongated section which is arranged diagonally to the gap.
- the spherical shell can be easily expanded during assembly.
- the fact that the gap and the elastically formable region are arranged diagonally to one another enables a maximum opening of the spherical shell in a direction perpendicular to the gap.
- the spherical shell can have two gaps which are arranged diagonally to one another along a circumference of the sphere.
- This configuration of the spherical shell offers two possibilities for an advantageous arrangement of the elastically deformable area.
- the elastically deformable area can be arranged between a gap. If the spherical shell is designed as a spherical layer with two diagonally arranged columns, this embodiment of the invention functionally corresponds to the variant of forming the spherical layer with a gap and an elastically deformable region arranged diagonally thereto as the elongated section.
- the spherical shell is designed as a spherical section which is delimited by a circle, this spherical section can have a gap at which the elastically deformable region is arranged.
- a one-piece spherical shell is provided with two components that are movable relative to one another over the elastically deformable region.
- the spherical shell has two gaps, it also makes sense to arrange the elastically deformable region between a first point and a second point of the circle delimiting the spherical shell.
- This also advantageously provides a coherent, one-piece spherical shell which has two components which are connected to one another in a relatively movable manner via the elastically deformable region and form a spherical shell.
- the two components of the spherical shell which are connected to one another via the elastically deformable region, can consist of hard and brittle plastic.
- the elastically deformable area can be thin-walled. This means that the elastically deformable area has a smaller wall thickness than the two components. Because of this configuration, the spherical shell can be deformed in a simple manner along the elastically deformable region such that the two other components forming the spherical shell can be moved relative to one another in a simple manner and also give the ball a secure hold within the spherical shell.
- connection arrangement for connecting two parts in a vehicle
- the first part as a connection element has a ball
- the second part as connection element has the ball socket according to the invention for receiving the ball.
- a connection arrangement or such a ball joint can be used in a variety of ways in the motor vehicle. Due to the advantageous configuration of the connection arrangement, assembly can be carried out without problems.
- FIG. 1 shows a first embodiment of the spherical shell according to the invention.
- Fig. 2 shows the spherical shell according to the invention in a first embodiment in a sectional view.
- 3 to 5 show the insertion of a ball into a spherical shell according to the invention in accordance with the first embodiment.
- FIG. 6 shows a spherical shell according to the invention in a second embodiment.
- 7 shows a sectional view of the spherical shell according to the invention in a second embodiment.
- the first embodiment of the spherical shell 1 according to the invention shown in FIGS. 1 to 5 from different perspectives and in different states has the following components: two partial shells 2a, 2b which are connected to one another via an elastically deformable region 6 such that the entire Ball shell 1 is formed in one piece, coherently.
- the spherical shell 1 has a first gap 4a and a second gap 4b.
- the first gap 4a separates the two partial shells 2a, 2b from one another.
- the elastically deformable region 6 is arranged along the second gap 4b, via which the two partial shells 2a, 2b are connected to one another and thus together form the first embodiment of the spherical shell 1 according to the invention in one piece.
- FIG. 2 shows the spherical shell 1 from FIG. 1 in a sectional view from a perspective according to the two arrows indicated in FIG. 1.
- the partial shell 2b can be seen from this perspective.
- the section goes through the two diagonally arranged columns 4a (left) and 4b (right).
- the elastically deformable region 6 is arranged along the gap 4b shown on the right diagonally to the gap 4a shown on the left.
- an equator line is shown in FIG. 2 to illustrate an equator 8 of the ball 10.
- the partial shell 2b extends relative to that Equator 8 from a first angular range above equator 8 to a lower angular range below equator 8.
- FIG 3 shows such a ball 10 before it is introduced into the ball shell 1 during assembly.
- the spherical shell 1 and in particular the elastically deformable region 6 are in an unloaded state.
- the ball 10 has partially penetrated into the receiving areas of the spherical shell 1 delimited by the partial shells 2a (right) and 2b (left) by pressure to overcome a mechanical resistance of the elastically deformable region 6.
- the elastically deformable region 6 arranged along the gap 4b is stretched. This . can be recognized by the fact that the distance between the two partial shells 2a, 2b in FIG. 4 is greater than the distance in FIG. 3. Because of the elastically deformable area that connects the two partial shells 2a, 2b, these two partial shells 2a , 2b are moved relative to one another when the ball 10 is inserted into the ball shell 1.
- FIG. 5 shows how the ball 10 is completely accommodated in the spherical shell 1.
- the spherical shell 10 is covered within the area covered by the two partial shells 2a, 2b. Since the elastically deformable area springs back into its original shape after the ball 10 has been inserted into the ball shell, the ball 10 is securely received in the ball shell 1.
- the sphere 10 With the spherical shell 1, the sphere 10 is covered or received in the region of a so-called spherical layer.
- This spherical layer is delimited at the top by a circle 9a indicated by a circular line and at the bottom by a circle 9b indicated by a circular line.
- These two circles 9a, 9b are arranged parallel to the equator 8 indicated by the equator line.
- FIG. 6 to 9 show a spherical shell 11 in a further embodiment of the invention.
- This spherical shell 11 is formed with two partial shells 12a, 12b which are connected to one another via an elastically deformable region 16.
- the two partial shells 12a, 12b are separated by two gaps 14 which are arranged or oriented perpendicular to the elastically deformable region 16.
- the elastically deformable area is arranged between two sections 30, 31 of a circle 29 interrupted by the gaps 14, which delimits the two partial shells 12a, 12b.
- FIG. 7 shows the spherical shell 11 according to the sectional view indicated by the two arrows from FIG. 6.
- the one-piece design of the spherical shell 11, the unit of the left partial shell 12a, the elastically deformable area 16 and the right partial shell 12b can be clearly seen.
- the gap 14 is also shown.
- the partial shells 12a, 12b and thus the entire spherical shell 11 extend from an area above an equator 18 indicated by an equator line to an area below that arranged by the equator line Equator 18.
- the ball 11 received by the spherical shell 11 can be given a secure hold.
- FIG. 8 shows, in accordance with FIG. 4, how a ball 20 is inserted into the ball shell 11. Due to a force with which the ball 20 is pressed downward, the two partial shells 12a, 12b are expanded with a scissor-like or clip-like manner with an expansion of the elastically deformable region 16. Such a relative movement of the partial shell 12a to the partial shell 12b when the ball 20 is received is made possible by the nature of the elastically deformable region 16. As a result, the gap 14 is widened from the bottom up.
- FIG. 9 shows the ball 20 received in a spherical shell 11.
- the elastically deformable region 16 snaps or springs back into an initial position. An original distance between the two partial shells 12a, 12b is thus restored.
- the gap 14 also has its original width and the ball 20 is covered by the spherical shell 11 over a spherical layer.
- This spherical layer is delimited at the top by a circle 19a arranged by a circular line and at the bottom by a circle 19b arranged by a circular line, both of which are arranged parallel to the equator 18.
- the spherical shells 1, 11 according to the invention can have a greater wall thickness than known spherical shells and allow a further encompassing of the sphere 10, 20. This creates a wider range of applications with hard and brittle plastics. Furthermore, the wear resistance is increased at very high loads. In comparison to the cited prior art (DE 42 11 897 AI), axial and radial preload ratios are significantly improved, so that, for example, an anti-rotation lock can be dispensed with. With the invention, a comparative wise thicker, more wear-resistant spherical shell 1, 11 are provided.
- the shaping and assembly problems which generally occur in known devices are eliminated by the elastically deformable region 6 arranged along the gap 4b in the spherical shell 1 according to the first embodiment.
- only tensile forces occur along the elastically deformable area, which can be designed, for example, as a thin-walled gap 4b.
- a spherical geometry which is provided by the area covered by the spherical shell 1, is not influenced by a forced deformation.
- the elastically deformable region 16 of the spherical shell 11 can in this case, for example, be web-shaped and comprise a pole of the sphere 20 below the equator 18. It is also provided here that the web-like, thin-walled, elastically deformable region 16, in contrast to the rest of the spherical shell, in particular the two partial shells 12a, 12b, is easily deformable.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10346068A DE10346068A1 (de) | 2003-10-04 | 2003-10-04 | Kugelschale |
PCT/EP2004/010957 WO2005033530A1 (de) | 2003-10-04 | 2004-10-01 | Kugelschale |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1668262A1 true EP1668262A1 (de) | 2006-06-14 |
Family
ID=34399229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04790076A Withdrawn EP1668262A1 (de) | 2003-10-04 | 2004-10-01 | Kugelschale |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070212164A1 (de) |
EP (1) | EP1668262A1 (de) |
JP (1) | JP2007507673A (de) |
DE (1) | DE10346068A1 (de) |
WO (1) | WO2005033530A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004022533B4 (de) | 2004-05-05 | 2006-08-03 | Zf Friedrichshafen Ag | Lagerschale |
JP5479159B2 (ja) * | 2009-03-10 | 2014-04-23 | 株式会社ミツバ | 車両用ミラー |
JP5619403B2 (ja) | 2009-09-30 | 2014-11-05 | 株式会社ミツバ | 車両用ドアミラー |
DE202011109569U1 (de) * | 2011-12-23 | 2012-03-07 | Brose Fahrzeugteile Gmbh & Co. Kg, Hallstadt | Spindelantrieb für ein Verstellelement eines Kraftfahrzeugs |
JP2014073352A (ja) * | 2012-09-14 | 2014-04-24 | Family Service Eiko Co Ltd | シャワーヘッド |
JP6100545B2 (ja) * | 2013-02-06 | 2017-03-22 | トヨタ自動車株式会社 | 変速機のシフト操作装置 |
KR101469539B1 (ko) * | 2014-03-03 | 2014-12-05 | 김석환 | 관절장치 및 이를 적용한 수련구, 링형 관절구조물, 조립완구, 인공관절 |
DE102016207175A1 (de) * | 2016-04-27 | 2017-11-02 | Schaeffler Technologies AG & Co. KG | Schwenklager eines hydraulischen Spielausgleichselements |
JP6909352B2 (ja) | 2017-08-16 | 2021-07-28 | マルチマティック インコーポレーテッドMultimatic Inc. | 射出モールドベアリングを有するボールジョイントとその製造方法 |
US11649853B2 (en) * | 2018-07-17 | 2023-05-16 | Federal-Mogul Motorparts Llc | Fiber reinforced bearing for a ball socket assembly, ball socket assembly therewith and methods of construction thereof |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2288160A (en) * | 1940-07-22 | 1942-06-30 | Columbus Auto Parts | Joint assembly |
US3004786A (en) * | 1958-07-30 | 1961-10-17 | Thompson Ramo Wooldridge Inc | Ball joint |
US3226141A (en) * | 1962-10-22 | 1965-12-28 | Gen Motors Corp | Ball joint seat assembly |
US3411815A (en) * | 1967-07-21 | 1968-11-19 | Gen Motors Corp | Ball joint assembly |
CH506722A (de) * | 1969-11-14 | 1971-04-30 | Fibotema Ag | Kugelpfanne aus Kunststoff |
US4471982A (en) * | 1982-03-22 | 1984-09-18 | Nielsen Jr Anker J | Tamper indicating cover for a gas meter |
EP0144775B1 (de) * | 1983-11-15 | 1986-12-10 | TRW Ehrenreich GmbH & Co. KG | Kugelgelenk |
US4591276A (en) * | 1984-01-14 | 1986-05-27 | Skf Gmbh | Radial ball-and-socket bearing |
JPS6282420U (de) * | 1985-11-12 | 1987-05-26 | ||
JPS63195116U (de) * | 1987-06-02 | 1988-12-15 | ||
JPH01172610A (ja) * | 1987-12-25 | 1989-07-07 | Ishikawa Tekko Kk | ポールジョイント及びその製造方法 |
GB2214892B (en) * | 1988-02-17 | 1991-12-04 | Dev Technology Limited | Cable markers |
DE4211897C2 (de) | 1992-04-09 | 1996-05-30 | Daimler Benz Ag | Kugelgelenk für Teile der Lenkung oder Radaufhängung von Kraftfahrzeugen |
JPH08128439A (ja) * | 1994-10-31 | 1996-05-21 | Toyota Motor Corp | ボールジョイント |
DE19543688C2 (de) * | 1995-11-23 | 1998-04-09 | Trw Fahrwerksyst Gmbh & Co | Vorrichtung zur Festlegung einer Lagerschale eines Gelenkes in einer Aufnahmeöffnung |
DE29722507U1 (de) * | 1997-12-20 | 1999-04-22 | Sachsenring Automobiltechnik AG, 08058 Zwickau | Kugelschale für ein Kugelgelenk und Kugelgelenk mit einer solchen Kugelschale |
DE19823781C5 (de) * | 1998-05-28 | 2006-10-05 | Trw Fahrwerksysteme Gmbh & Co Kg | Lagerschale |
FR2789359B1 (fr) * | 1999-02-04 | 2001-03-30 | Mecanique De Villeurbanne Soc | Rotule, notamment rotule de direction ou de suspension pour vehicules automobiles, et procede de fabrication d'un coussinet pour une telle rotule |
DE10135386A1 (de) * | 2001-07-25 | 2003-02-13 | Zf Lemfoerder Metallwaren Ag | Kugelgelenk |
US20060039748A1 (en) * | 2002-06-07 | 2006-02-23 | Ruhlander Gregory P | Arrangement for connecting a rod end to a headed pin and method of manufacture |
-
2003
- 2003-10-04 DE DE10346068A patent/DE10346068A1/de not_active Withdrawn
-
2004
- 2004-10-01 WO PCT/EP2004/010957 patent/WO2005033530A1/de active Application Filing
- 2004-10-01 US US10/574,741 patent/US20070212164A1/en not_active Abandoned
- 2004-10-01 JP JP2006530064A patent/JP2007507673A/ja active Pending
- 2004-10-01 EP EP04790076A patent/EP1668262A1/de not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO2005033530A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20070212164A1 (en) | 2007-09-13 |
JP2007507673A (ja) | 2007-03-29 |
DE10346068A1 (de) | 2005-04-28 |
WO2005033530A1 (de) | 2005-04-14 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20060404 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB IT |
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DAX | Request for extension of the european patent (deleted) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: BOSSE, OTTO Inventor name: JUERGENS, MANFRED Inventor name: SIEVERS, WOLFGANG Inventor name: GUETZLAFF, MARKUS Inventor name: ULBRICH, THOMAS Inventor name: WENDT, MAREIKE |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: SIEVERS, WOLFGANG Inventor name: BOSSE, OTTO Inventor name: WENDT, MAREIKE Inventor name: GUETZLAFF, MARKUS Inventor name: JUERGENS, MANFRED Inventor name: ULBRICH, THOMAS |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: DAIMLERCHRYSLER AG |
|
17Q | First examination report despatched |
Effective date: 20070327 |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: DAIMLER AG |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20100501 |