EP1129299A1 - Verfahren zur herstellung eines reibungsarmen kugelgelenkes und ein nach diesem verfahren hergestelltes kugelgelenk - Google Patents
Verfahren zur herstellung eines reibungsarmen kugelgelenkes und ein nach diesem verfahren hergestelltes kugelgelenkInfo
- Publication number
- EP1129299A1 EP1129299A1 EP00963973A EP00963973A EP1129299A1 EP 1129299 A1 EP1129299 A1 EP 1129299A1 EP 00963973 A EP00963973 A EP 00963973A EP 00963973 A EP00963973 A EP 00963973A EP 1129299 A1 EP1129299 A1 EP 1129299A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ball
- joint
- housing
- housing cover
- pin
- 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- Withdrawn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
- F16C11/0647—Special features relating to adjustment for wear or play; Wear indicators
-
- 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
-
- 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
- F16C11/0642—Special features of the plug or cover on the blind end of the socket
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49636—Process for making bearing or component thereof
- Y10T29/497—Pre-usage process, e.g., preloading, aligning
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49908—Joining by deforming
- Y10T29/49915—Overedge assembling of seated part
- Y10T29/49917—Overedge assembling of seated part by necking in cup or tube wall
- Y10T29/49918—At cup or tube end
-
- 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
- Y10T403/16—Joints and connections with adjunctive protector, broken parts retainer, repair, assembly or disassembly feature
- Y10T403/1608—Holding means or protector functioning only during transportation, assembly or disassembly
-
- 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
- Y10T403/20—Joints and connections with indicator or inspection means
-
- 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
Definitions
- the invention relates to a method for producing a low-friction ball joint according to claim 1 and a ball joint produced according to this method according to the preamble of claim 4.
- Ball joints are used extensively in all areas of mechanical engineering, especially in the motor vehicle industry and here in particular in the chassis sector.
- Such joints generally consist of a ball pin with a pin area and a joint ball formed thereon, the joint ball being accommodated in a two-part bearing shell made of elastic material and the bearing shell in turn being accommodated in a housing closed with a housing cover.
- the assembly usually takes place in such a way that the ball joint housing is permanently closed by the housing cover after the ball pin and the bearing shells have been inserted by the cover of the housing being permanently fixed by means of a rolling device by folding over a housing roll edge arranged on the housing. Due to the rolling of the housing cover, a contact pressure is generated between the bearing shell and the joint ball, which ensures that there is no play between these two components which are movable relative to one another. The contact pressure generated during the rolling process thus essentially determines the degree of smoothness of the movement of the ball pin relative to the bearing shell.
- the ball joints produced in the manner described at the outset have a relatively large scatter with respect to the forces and moments required for rotation or tilting of the ball pin. In order to reduce the disadvantages of different smoothness of the ball joints, it is common for many ball joints to artificially age them as part of a tempering process.
- the disadvantages of different smoothness of the ball joints it is common for many ball joints to artificially age them as part of a tempering process.
- Ball joints are exposed to an elevated temperature (approx. 60-80 ° C) for a certain period of time in order to reduce stress peaks within the ball joint.
- the invention is based on the technical problem of creating a ball joint produced by the method according to the invention, which after assembly has a constant low coefficient of friction, the invention extending to all conventional designs of ball joints.
- a ball pin with a pin area and an articulated ball molded onto it is placed in a bearing shell and this in turn through an opening in a Articulated housing used, the opening of the housing is covered by a cover after insertion of the components.
- the pin area of the ball pin is then inserted into the receiving device of a torque measuring device for detecting the joint torque between the bearing shells and the joint ball.
- the cover of the housing is permanently fixed by means of a rolling device by folding over a housing roll edge arranged on the housing, the joint torque being continuously measured by the torque measuring device during the rolling process and compared with a presettable setpoint value, and wherein the housing cover counteracts the bearing shell in the axial direction
- ball joints produced by the method according to the invention have a narrow tolerance range with regard to their joint torque
- the relief element on account of its structural design, helping to achieve the setpoints preset on the torque measuring device by means of defined deformation as part of the rolling process.
- the relief element on the housing cover as a circumferential support ring which is supported on an edge of the housing and introduces at least some of the forces acting on the housing cover during the rolling process directly into the housing.
- the support ring thus prevents unwanted deformation of the bearing shell and also improves the sealing of the ball joint.
- a contact surface is also provided concentrically with the support ring, via which the housing cover comes into contact with the Top of the bearing shell is.
- an internal hexagon, a cone take-up or a threaded bore are conceivable, for example, at the lower free end of the pin area. All of these configurations ensure reliable mounting in the torque measuring device and sufficient torque transmission. In addition, the production of a hexagon socket in the pin area of the ball joint is possible in a cost-effective manner.
- the ball joint according to the invention consists of a ball pin, which has a pin area in a manner known per se and an articulated ball molded thereon.
- Joint ball is stored in a bearing shell made of elastic material.
- the inner surface of the bearing shell is adapted to the contour of the ball joint of the ball pin.
- the bearing shell can have a cylindrical outer surface on the outside and, on its upper side facing away from the pin region, has a contact surface on the housing cover closing the housing.
- this housing cover has a relief element for the partial transmission of the contact forces occurring during the rolling process of the housing cover to the housing.
- This relief element can be a circumferential support ring, but it is also conceivable to have a separate sheet metal ring between the housing and the housing cover and a circumferential ring made of elastic material, preferably rubber.
- the bearing shell can be divided in the axial longitudinal direction of the ball pin or preferably transversely to the axial longitudinal direction, which considerably facilitates the displacement of the bearing shell and makes it predeterminable.
- a receptacle for fastening the pin area in a torque measuring device which can be designed, for example, as a hexagon socket, as a threaded hole or as a conical seat.
- a ball joint designed in this way makes it possible to use different bearing materials for the bearing shell and avoids a subsequent heat treatment during the manufacturing process by the formation of a joint torque that remains the same with different ball joints, in which an artificial aging of the ball joint is brought about by the reduction of stress peaks within the bearing shell. It goes without saying that the axial preload between the bearing shell and the joint ball reliably precludes axial play between these two elements.
- FIG. 1 a ball joint according to the invention in a sectional view
- Figure 2 is an enlarged sectional view of detail A from Figure 1 and
- Figure 3 a schematic representation of the invention.
- the ball joint in FIG. 1 is shown schematically during the manufacturing process at the stage of rolling the housing cover with the housing.
- the ball joint consists of a ball pin 1 which has a pin area 1.1 and a joint ball 1.2 formed thereon in a manner known per se.
- the ball pin 1 is supported with its joint ball 1.2 in a bearing shell 2 made of an elastic material, the bearing shell 2 consisting of a lower bearing shell 2.1 facing the pin region 1.2 and an upper bearing shell 2.2, with a spacing 2.3, albeit a slight one, between the two bearing shells towards the Longitudinal ball pin axis 1 3 exists.
- the inner surface of the lower and upper bearing shell 2 1 or 2 2 is adapted to the contour of the joint ball 1 2.
- the outer shell of the bearing shell 2 has a cylindrical jacket surface with which it is received in a housing 3 its upper, the pin region 1 1 side facing an opening 4 through which the various components of the ball joint are inserted into the housing 3 After insertion, the opening 4 is closed with a housing cover 5
- This housing cover 5 has, as can be seen from the enlarged view of FIG. 2 clearly shows a circumferential support ring 6, which is in contact with a circumferential shoulder 7 in the opening area of the housing 3. Concentric to the support ring 6 is a contact surface 8 with which the housing cover 5 is in contact with the top of the upper bearing shell 2 2
- the ball pin 1 has at its lower free end of the pin area 1 1 a torque receiving device 12, which is designed in this special embodiment as an internal hexagon.
- a torque receiving device 12 which is designed in this special embodiment as an internal hexagon.
- other options for implementation such as, for example, a cone mounting or a threaded hole, conceivable.
- Torque take-up device 12 is used for mounting the ball pin 1 in a conventional torque measuring device, which is not shown in more detail here
- this torque measuring device serves for the continuous measurement of the joint torque of the ball pin 1 between the joint ball 1.2 and the bearing shell 2 during the entire rolling process of the housing cover 5.
- the torque measuring device is set to a joint torque setpoint value before the rolling process begins Rolling process, on the one hand, the support ring 6 of the housing cover 5 is deliberately deformed by pressing as a result of the rolling process, so as to absorb part of the rolling forces applied, at the same time the housing cover 5 presses with its contact surface 8 onto the upper side of the upper bearing shell 2.2 and moves it in the direction of the longitudinal axis of the ball pin , Due to this axial displacement a
- Rollstempel 10 is omitted. As a result of this measure, the contact pressure between the roller punch 10 and the housing roll edge 9 is instantly released and a further increase in the joint torque is reliably excluded.
- FIG. 3 shows the method described again schematically in order to illustrate the closed control loop.
- the “roller unit” represents the component previously referred to as the roll stamp 10.
- the lifting table 11 was mentioned above as an example of a “device for rapid immersion of the joint when the desired torque is reached”.
- the "mechanical mount for turning the pin” as well as the torque transducer and the pin turning device “together form the torque measuring device, which constantly compares the specified target values with the actual values at the ball joint.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19943194 | 1999-09-09 | ||
DE19943194A DE19943194C2 (de) | 1999-09-09 | 1999-09-09 | Verfahren zur Herstellung eines reibungsarmen Kugelgelenkes und ein nach diesem Verfahren hergestelltes Kugelgelenk |
PCT/DE2000/003091 WO2001018412A1 (de) | 1999-09-09 | 2000-09-07 | Verfahren zur herstellung eines reibungsarmen kugelgelenkes und ein nach diesem verfahren hergestelltes kugelgelenk |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1129299A1 true EP1129299A1 (de) | 2001-09-05 |
Family
ID=7921408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00963973A Withdrawn EP1129299A1 (de) | 1999-09-09 | 2000-09-07 | Verfahren zur herstellung eines reibungsarmen kugelgelenkes und ein nach diesem verfahren hergestelltes kugelgelenk |
Country Status (5)
Country | Link |
---|---|
US (1) | US6592284B1 (de) |
EP (1) | EP1129299A1 (de) |
JP (1) | JP2003508702A (de) |
DE (1) | DE19943194C2 (de) |
WO (1) | WO2001018412A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10052122C1 (de) * | 2000-10-19 | 2002-08-14 | Zf Lemfoerder Metallwaren Ag | Kugelgelenk |
BR0103298B1 (pt) * | 2001-06-28 | 2010-08-10 | construção de tampa para articulação esférica. | |
DE10346247B4 (de) * | 2002-12-20 | 2007-07-05 | Bayerische Motoren Werke Ag | Verfahren zur Herstellung eines Kugelgelenks |
CN1968768A (zh) * | 2004-04-21 | 2007-05-23 | 费德罗-莫格尔公司 | 调节盖板闭合间隙的方法和装置 |
US20070166096A1 (en) * | 2005-06-03 | 2007-07-19 | Lim Chong K | Joint assembly |
DE102006016060B4 (de) * | 2006-04-04 | 2012-10-25 | Zf Friedrichshafen Ag | Radialgelenk und Verfahren zur Herstellung eines derartigen Radialgelenkes für ein Kraftfahrzeug |
DE102006061974A1 (de) * | 2006-12-21 | 2008-07-10 | Zf Friedrichshafen Ag | Kugelgelenk mit Verschlussring |
DE102008040531B4 (de) * | 2008-07-18 | 2011-12-29 | Zf Friedrichshafen Ag | Kugelgelenk |
DE102009015708A1 (de) | 2009-03-31 | 2009-10-29 | Daimler Ag | Verfahren zur Einstellung der Reibmomente von Gelenken sowie Gelenk |
RU2442913C1 (ru) * | 2010-08-05 | 2012-02-20 | Закрытое акционерное общество Научно-производственное объединение "БелМаг" | Способ изготовления шарового шарнира |
CN107299934B (zh) * | 2011-12-28 | 2019-07-26 | Thk株式会社 | 球窝接头的制造方法 |
US8967868B2 (en) * | 2012-09-27 | 2015-03-03 | Caterpillar Inc. | Threaded bearing retainer |
CN103706721B (zh) * | 2013-12-18 | 2015-12-09 | 上海第二工业大学 | 球头销铆接装置及铆接方法 |
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 |
US10935476B2 (en) * | 2018-04-30 | 2021-03-02 | Ford Global Technologies, Llc | Ball joint sensor |
DE102019204659A1 (de) * | 2019-04-02 | 2020-10-08 | Zf Friedrichshafen Ag | Kugelgelenk für ein Fahrwerk eines Fahrzeugs und Verfahren zum Herstellen eines solchen Kugelgelenks |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3395441A (en) | 1965-10-23 | 1968-08-06 | Trw Inc | Method of spin swedging inserts in housings |
US3857149A (en) * | 1972-11-06 | 1974-12-31 | Chrysler Corp | Method of making a ball joint |
US3999872A (en) * | 1975-07-07 | 1976-12-28 | Ford Motor Company | Preloaded tie rod end assembly |
FR2446694A1 (fr) * | 1979-01-17 | 1980-08-14 | Dba | Procede d'assemblage d'articulation a rotule |
FR2498494A1 (fr) * | 1981-01-23 | 1982-07-30 | Dba | Procede et appareil pour la fabrication d'une rotule et rotule ainsi obtenue |
DE3623542C1 (de) * | 1986-07-12 | 1987-12-17 | Trw Ehrenreich Gmbh | Kugelgelenk |
US4875794A (en) * | 1987-12-23 | 1989-10-24 | Dana Corporation | Preloaded steering ball joint assembly and method |
DE3819441A1 (de) | 1988-06-08 | 1989-12-14 | Trw Ehrenreich Gmbh | Verfahren zum herstellen von kugelgelenken |
US4848950A (en) * | 1988-09-26 | 1989-07-18 | Ford Motor Company | Protective cover for flexible joint |
JPH02253008A (ja) * | 1989-03-24 | 1990-10-11 | Musashi Seimitsu Ind Co Ltd | ボールジョイント用ボールスタッドおよびその製造方法 |
JP3097761B2 (ja) * | 1991-03-19 | 2000-10-10 | ティーアールダブリュ オートモーティブ ジャパン株式会社 | ジョイント |
US5501107A (en) * | 1993-02-23 | 1996-03-26 | Snyder; Robert F. | Torque tool |
US5484218A (en) * | 1993-12-20 | 1996-01-16 | Trw Inc. | Protective cover for a ball joint assembly |
US5498092A (en) * | 1994-06-23 | 1996-03-12 | Trw Inc. | Protective cover for a ball joint assembly |
US5531534A (en) * | 1994-06-23 | 1996-07-02 | Trw Inc. | Protective cover for a ball joint assembly |
JPH0861356A (ja) * | 1994-08-24 | 1996-03-08 | Otix:Kk | ボールジョイント構造体の製造方法及び組付け調整装置 |
JP3336155B2 (ja) * | 1995-05-18 | 2002-10-21 | 株式会社オティックス | ボールジョイント構造体 |
DE19625351C1 (de) * | 1996-06-25 | 1997-11-20 | Lemfoerder Metallwaren Ag | Verfahren zur Herstellung eines reibungsarmen Kugelgelenkes, sowie reibungsarmes Kugelgelenk |
US5772337A (en) * | 1997-05-01 | 1998-06-30 | Dana Corporation | Polywedge bearing for use with ball and socket |
US5904436A (en) * | 1997-07-02 | 1999-05-18 | Dana Corporation | Dry wedge ball and socket joint |
US6196071B1 (en) * | 1998-02-23 | 2001-03-06 | Robert D. Shomo | Torque indicator socket |
-
1999
- 1999-09-09 DE DE19943194A patent/DE19943194C2/de not_active Expired - Fee Related
-
2000
- 2000-09-07 WO PCT/DE2000/003091 patent/WO2001018412A1/de active Application Filing
- 2000-09-07 US US09/831,704 patent/US6592284B1/en not_active Expired - Fee Related
- 2000-09-07 JP JP2001521915A patent/JP2003508702A/ja not_active Withdrawn
- 2000-09-07 EP EP00963973A patent/EP1129299A1/de not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO0118412A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE19943194A1 (de) | 2001-04-05 |
DE19943194C2 (de) | 2001-07-12 |
WO2001018412A1 (de) | 2001-03-15 |
JP2003508702A (ja) | 2003-03-04 |
US6592284B1 (en) | 2003-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2001018412A1 (de) | Verfahren zur herstellung eines reibungsarmen kugelgelenkes und ein nach diesem verfahren hergestelltes kugelgelenk | |
DE19911500B4 (de) | Schmiedeeinrichtung für ballige Schrägverzahnungen | |
DE19755020A1 (de) | Axialgelenk | |
WO2019052753A1 (de) | Radialkugelgelenk für ein lenkerbauteil eines kraftfahrzeugs | |
DE2334145A1 (de) | Verfahren und vorrichtung zum kaltformen eines roll- oder waelzkoerpers | |
DE2737898C3 (de) | Verfahren zur Herstellung eines elastischen Drehgelenkes | |
DE2406361A1 (de) | Ungeteiltes gleitlager bzw. gehaeusebuchse mit stossfuge und mit formgeschlossenem bund sowie verfahren und vorrichtung zu deren herstellung | |
EP1414613A1 (de) | Hydraulikkolben aus walzblech und verfahren zu dessen herstellung | |
DE10119839C2 (de) | Verfahren zur Herstellung eines Achselements für Kraftfahrzeuge | |
DE60310379T2 (de) | Verfahren und vorrichtung zur herstellung eines metallischen bauteils und verfahren zur endbearbeitung eines metallischen bauteils | |
DE3930825A1 (de) | Kugelkonstruktion eines kugelgelenks und verfahren zu dessen herstellung | |
DE19513693C1 (de) | Verfahren und Vorrichtung zur Herstellung eines Kugelgelenkes | |
DE2052513A1 (de) | Scharnier mit wartungsfrei gelagertem Scharnierstift und Verfahren zu seiner Herstellung | |
DE2406460A1 (de) | Buchse, insbesondere gleitlager oder gehaeusebuchse mit angeformtem, schmalem bund mit beliebigen bunddicken, sowie verfahren und vorrichtung zu ihrer herstellung | |
DE60214353T2 (de) | Verfahren zum formen eines bechers aus metallblech ohne verwendung eines dornes | |
EP1165272B1 (de) | Verfahren zur herstellung von gleichlaufgelenken | |
DE19650453B4 (de) | Verfahren zur Herstellung einer Zusammenbau-Mutter sowie nach dem Verfahren hergestellte Zusammenbau-Mutter | |
DE1957703A1 (de) | Verfahren und Vorrichtung zur Herstellung von Bundbuechsen | |
DE19903684B4 (de) | Werkzeug zum Querfließpressen | |
EP3127623A1 (de) | Verfahren zur herstellung eines lenkers aus einem metallischen werkstoff für ein kraftfahrzeug sowie umformwerkzeug zur durchführung des verfahrens | |
DE102004004233C5 (de) | Verfahren und Vorrichtung zur Herstellung einer Dehnschraube | |
DE2622138A1 (de) | Verfahren zur herstellung eines stranggepressten stahlteils zur verwendung in einer rollenkupplung | |
DE2514434A1 (de) | Buchse, insbesondere aus verbundmaterial, wie gleitlagerbuchse, oder gehaeusebuchse sowie verfahren und werkzeug zu deren herstellung | |
DE4120404C2 (de) | Verfahren und Vorrichtung zum Kalibrieren von Glattlager-Halbschalen | |
DE19502926A1 (de) | Kolben für einen Geberzylinder und Verfahren zur Herstellung eines derartigen Kolbens |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 |
|
17P | Request for examination filed |
Effective date: 20010425 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
RBV | Designated contracting states (corrected) |
Designated state(s): ES FR GB IT SE |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
17Q | First examination report despatched |
Effective date: 20080808 |
|
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 |
|
18D | Application deemed to be withdrawn |
Effective date: 20081219 |