CN109114163A - Flywheel mass component and its manufacturing method with threaded connection - Google Patents
Flywheel mass component and its manufacturing method with threaded connection Download PDFInfo
- Publication number
- CN109114163A CN109114163A CN201810630225.3A CN201810630225A CN109114163A CN 109114163 A CN109114163 A CN 109114163A CN 201810630225 A CN201810630225 A CN 201810630225A CN 109114163 A CN109114163 A CN 109114163A
- Authority
- CN
- China
- Prior art keywords
- screw
- flywheel mass
- mass component
- openings
- pass
- 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.)
- Pending
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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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/131—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
- F16F15/13142—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses characterised by the method of assembly, production or treatment
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/30—Flywheels
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/131—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
- F16F15/13164—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses characterised by the supporting arrangement of the damper unit
- F16F15/13185—Bolting arrangements
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/30—Flywheels
- F16F15/315—Flywheels characterised by their supporting arrangement, e.g. mountings, cages, securing inertia member to shaft
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2226/00—Manufacturing; Treatments
- F16F2226/04—Assembly or fixing methods; methods to form or fashion parts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The present invention relates to a kind of flywheel mass components (1) and its manufacturing method for I. C. engine crankshaft, the flywheel mass component has at least one diskware (6,7) and multiple screws (11), the screw passes through the pass through openings (9,10) of the ground of the distribution in the circumferential arrangement of at least one diskware (6,7), the screw is used to receive flywheel mass component (1) in the crankshaft, wherein, the screw (11) is received on the flywheel mass component (1) by means of anti-drop device (12).It is consistently formed by least one diskware (7) in order to which neutral and saving member anti-drop device (12), anti-drop device (12) material of the screw (11) in terms of installation space is arranged.
Description
Technical field
The present invention relates to a kind of flywheel mass component and its manufacturing method for I. C. engine crankshaft, the flywheel masses
Component has at least one diskware and multiple screws, and the screw passes through the arrangement of distribution in the circumferential of at least one diskware
Pass through openings, the screw be used on the crankshaft receive flywheel mass component, wherein the screw is by means of anti-dropout
Device is received on the flywheel mass component.
Background technique
Flywheel mass component, the flywheel mass component for being in particular designed as double mass flywheel have in twisting vibration
For keeping torque steady in the motor vehicle driving system of combustion engine.For this purpose, at least one diskware is fixed on crankshaft by means of screw.
Herein, it has therefore proved that be advantageously, the screw is maintained in advance on the flywheel mass component in a manner of anti-dropout, with
Just simplify the assembly on the flywheel mass component to the crankshaft.Such as, it has been suggested that a large amount of auxiliary members, for example, by plate or
Sleeve or contact pin made of plastics, the auxiliary member prevent the screw in the state of not being threadedly coupled with crankshaft from thus
And dropped out in the pass through openings being arranged in related diskware, mode is that the auxiliary member is in for example described perforation of the diskware
Tension is generated between opening or at least partly covers the head of screw of the screw.The auxiliary member is individual respectively herein
Component, the component are manufactured for this purpose, and do not have other function in mounted state when necessary
Either assembly waste material.
As known to 41 17 584 A1 of DE, anti-drop device also can be double by the composition of double mass flywheel
Other components of the building blocks of function of mass flywheel are arranged, wherein by covering the head of screw at least partly to prevent
State dropping out for screw.But the correspondence that must provide building blocks of function thus is attached.
Summary of the invention
The task of the present invention is retrofit to flywheel mass component, which has the letter of the screw
The anti-drop device of change, the screw are fixed on crankshaft for that will coil component.Especially, to suggest a kind of flywheel mass group
Part, the flywheel mass component is independent of additional member.In addition, task of the invention also resides in, propose a kind of anti-for having
The manufacturing method of the flywheel mass component of dropping device.
The task is solved by the protected object of claim 1 and 9.It is subordinated to the claim of claim 1 and 9
Enumerate the Advantageous embodiments of the protected object of claim 1 and 9.
Proposed flywheel mass component is especially used for the engine torque with twisting vibration in motor vehicle driving system
Torque it is steady.For this purpose, the flywheel mass component is fixed on the internal combustion by means of the screw arranged with being distributed in the circumferential
On the crankshaft of machine.Pass through openings needed for thus arrange (such as drilling or punching press) at least one diskware in the circumferential.
The screw is received on the flywheel mass component at this by means of anti-drop device, and therefore in the flywheel mass
It is maintained in corresponding pass through openings in advance on component, to simplify the assembly of the flywheel mass component on the crankshaft.
For saving member, the anti-drop device material of the screw is consistently formed by least one described diskware.This
It is meant that the attaching means contacted with the screw for constituting the anti-drop device is by means of material molding by having described pass through
Open up the material construction of the diskware of mouth.For example, the dislodgment of extension can be provided in the inner peripheral of the pass through openings
Portion, the dislodgment portion at least interfere the screw to the axial displacement in the pass through openings.In this case, in institute
State obstruction structure (Hemmung) friction lock that the screw can be set in pass through openings or that shape is sealed.
In an Advantageous embodiments of proposed flywheel mass component, the anti-drop device is configured to and the spiral shell
The interactive threaded sections of the screw thread of nail.It means that the screw is allowed to be threadedly coupled into the pass through openings, until
Ensure the anti-drop structure of the screw.For this purpose, such as only one screw thread convolution can be enough.
The threaded sections can be formed for example by the screw thread of rolling.In that case it is preferable that multiple rolling tools are same
When be placed into all pass through openings alternatively, a rolling tool is placed sequentially in when available structure space is not enough
In the pass through openings, to dispose threaded sections in the pass through openings.
In a particularly advantageous embodiment, the threaded sections can be by multiple threaded sections being arranged in the circumferential point
Section is formed.For example, the dislodgment in settable three inner peripherals arranging to distribution in the circumferential, being projected into pass through openings
Portion, the dislodgment portion have screw thread liter degree (Gewindesteigung), the screw thread shape in the dislodgment portion and the screw
At threaded connection and to form the anti-drop device.
For manufacturing the dislodgment portion of the threaded sections segmentation in a preferred manner by pass through openings by means of scraping
It is formed.The manufacture of the threaded sections segmentation can be arranged in such a way that tool falls herein passes through for being had by plate manufacture
It opens up in the multi-stag shaping jig of the diskware of mouth.
The screw is received on the threaded sections by means of its screw thread, to form the anti-drop device, because
This, can be arranged the structural unit of the flywheel mass component at least one described diskware and the screw, and described at least one
A diskware has the pass through openings.The anti-drop device can be set as fixed threaded connection herein, wherein carry out
Before assembly, the screw is constantly in the threaded sections and is threadedly coupled.In this case, by accordingly selecting this
The small obstruction of the threaded connection can be arranged in the screw thread liter degree of threaded sections.Alternatively, the screw can be threaded through described
Threaded sections, so that non-threaded intermediate space of the threaded sections between the partial threads and head of screw of the screw
It is middle to form the anti-drop device.
It is advantageous such as in order to avoid the overdetermination (ü berbestimmung) between crankshaft screw thread and the threaded sections
It is to construct the screw with partial threads, so that the screw thread when the screw is threadedly coupled with the internal screw thread of attaching of the crankshaft
When, the thread separation of the threaded sections and the screw.
The flywheel mass component can be configured to the list mass flywheel made of casting, plate or be configured to forging.?
In this case, single mass flywheel is formed in single type embodiment or in multi-piece type embodiment comprising having
The diskware of the pass through openings and the screw in these pass through openings is received in by means of proposed anti-drop device.Centrifugation
Power pendulum can be integrated into single mass flywheel.
In addition, proposed flywheel mass component is capable of forming multi-piece type flywheel, such as double mass flywheel.Double quality
Flywheel includes the input component for being configured to primary flywheel mass and the output with the secondary flywheel mass attached, wherein input
The effect that part and output can resist spring arrangement is supported in a manner of it can reverse relative to each other.The input component is borrowed herein
Help the screw to be received on the crankshaft.The input component can be configured with pass through openings and proposed
The diskware of anti-drop device.In this case, the input component can have the bearing cage with axial protruding head, institute one-piece
It states axial protruding head and rolling bearing or slidably supported receives the output in a manner of it can reverse.
Alternatively, the input component can have the first diskware and be configured to the second diskware of bearing cage, wherein the bearing
Cover material consistently includes the pass through openings and proposed anti-drop device for the screw.First diskware can be with institute
State bearing cage connection.First diskware can equally have pass through openings, and together with the bearing cage with the crankshaft spiral shell
Line connection.In another advantageous function, flywheel mass component can in the form of multi-piece type flywheel, such as double mass flywheel structure
Make, wherein the screw being received in a manner of anti-dropout by means of proposed anti-drop device the double mass flywheel not
In assembled state between input component and output, i.e. in diskware with the anti-drop device and the screw and described time
Anti-rotation lock is constituted between grade flywheel mass.
Proposed method has material one as proposed for manufacturing flywheel mass component, the flywheel mass component
The anti-drop device of cause.By means of this method, by means of punch forming process by least one disk of the flywheel mass component
Part manufacture has the pass through openings for screw, wherein screw thread and at least one described diskware material are utilized in the pass through openings
Material consistently manufactures the anti-drop device for being used for the screw.In a preferred manner, on the inner peripheral of the pass through openings, lead to
It crosses along the axial scraping of the central axes of the pass through openings and manufactures the threaded sections mutually coordinated with the screw thread of the screw.
Detailed description of the invention
The present invention is illustrated in detail according to the embodiment shown in Fig. 1 to 4.It is shown here:
Fig. 1 shows the upper part of the flywheel mass component around rotation axis arrangement with sectional view,
The details of Fig. 2 Fig. 1,
Fig. 3 shows the details of the flywheel mass component of Fig. 1 with 3D view, and
Fig. 4 shows the flywheel mass component of Fig. 1 during assembling process with same sectional view.
Specific embodiment
Fig. 1 shows the upper part of the flywheel mass component 1 around rotation axis d arrangement with sectional view, wherein is omitted
Radially outer.Flywheel mass component 1 is configured with the double mass flywheel 2 of input component 3 and output 4, the input component and institute
Output is stated each other by means of in rotating bearing structure 5, and --- being grooved ball bearing herein --- can resist setting in the sectional view
The effect of the spring arrangement of radially outer is supported in a manner of it can be limited torsion.
Input component 3 is divided into diskware 6 and diskware 7 in the shown embodiment, and diskware 6 is the part of primary flywheel mass, diskware 7
It is configured to bearing cage 8 and forms input side supporting structure.Connection between two diskwares 6,7 is arranged in sightless position
Place.Pass through openings 9,10 that the two diskwares 6,7 have alignment, that distribution ground is arranged in the circumferential, screw 11 is guided to distinguish
It is threadedly coupled across the pass through openings and with unshowned crankshaft.
In order to which screw 11 is maintained in advance in flywheel mass component 1, these screws are connect by means of anti-drop device 12
It is received in the pass through openings 10 of the second diskware 7,12 material of anti-drop device is consistently arranged in pass through openings 10.Institute
Show in embodiment, threaded sections 13, the spiral shell of the threaded sections and screw 11 are set on the inner peripheral of pass through openings 10 thus
Line 14, which is formed, to be threadedly coupled.Therefore screw 11 is screwed into always in pass through openings 9,10 in a preferred manner, until screw 11
End side is flushed with the abutment face 16 of the first diskware 6.Screw 11 has non-threaded section 17, wherein in order to avoid overdetermination, works as screw
11 relative to the threaded connections of threaded sections 13 when unlocking, and just uses the threaded connection with the crankshaft.For this purpose, being configured to part
The screw thread 14 of screw thread is shorter than the spacing between abutment face 16 and threaded sections 13.
The length of screw 11 enable the head of screw 19 of screw 11 be axially cooperated to outlet side diskware 20 perforation
In opening 18, to avoid the undesirable torsion of input component 3 Yu output 4.
Fig. 2 with the details of Fig. 1 illustrate it is being arranged with being distributed in the circumferential, respectively in pass through openings 10 by material move
The threaded sections 13 that position generates.Threaded sections 13 are distributed setting by three in the circumferential direction of pass through openings 10 in the shown embodiment
Threaded sections segmentation 15 formed, threaded sections segmentation respectively by scraping away from that side of screw 11 to inner radial
Displacement.Threaded sections segmentation 15 has screw thread liter degree, and the threaded sections segmentation forms the threaded connection with screw thread 14.It is described
Being threadedly coupled can construct self-lockingly and accordingly screw thread liter degree designs.
Fig. 3 shows the details of the bearing cage 8 of Fig. 1 with the 3D view with pass through openings 10 and threaded sections 13.Threaded area
Section 13 by three 15 constructions of threaded sections segmentation in the circumferential, threaded sections segmentation 15 on 21 direction of arrow by scraping and
With screw thread liter degree 22, the threaded sections segmented construction obtains complementary with the screw thread 14 of screw 11 of Fig. 1.
Fig. 4 shows the flywheel of Fig. 1 during the assembling process on the crankshaft 23 only schematically shown with same diagram
Quality component 1.Thus it is clear that ensure that by the length of screw thread 14, in the formation of the internal screw thread 24 of screw thread 14 and crankshaft 23
When threaded connection, screw thread 14 has left the threaded sections 13 at bearing cage 8.
Reference signs list
1 flywheel mass component
2 double mass flywheels
3 input components
4 outputs
5 rotating bearing structures
6 diskwares
7 diskwares
8 bearing cages
9 pass through openings
10 pass through openings
11 screws
12 anti-drop devices
13 threaded sections
14 screw threads
The segmentation of 15 threaded sections
16 abutment faces
17 sections
18 pass through openings
19 head of screws
20 diskwares
21 arrows
22 screw thread liter degree
23 crankshafts
24 internal screw threads
D rotation axis
Claims (10)
1. being used for the flywheel mass component (1) of I. C. engine crankshaft (23), there is at least one diskware (6,7) and multiple screws
(11), the screw passes through the pass through openings (9,10) of the ground of the distribution in the circumferential arrangement of at least one diskware (6,7), institute
Screw is stated for receiving flywheel mass component (1) in the crankshaft (23), wherein the screw (11) is by means of anti-dropout
Device (12) is received on the flywheel mass component (1), which is characterized in that the anti-drop device (12) of the screw (11)
Material is consistently formed by least one described diskware (7).
2. flywheel mass component (1) according to claim 1, which is characterized in that the anti-drop device (12) is configured to
With screw thread (14) interactive threaded sections (13) of the screw (11).
3. flywheel mass component (1) according to claim 2, which is characterized in that the threaded sections (13) by it is multiple
The threaded sections segmentation (15) set up in week is formed.
4. flywheel mass component (1) according to claim 3, which is characterized in that threaded sections segmentation (15) by with
Pass through openings (10) in the screw (11) are formed by means of scraping.
5. flywheel mass component (1) according to any one of claim 2 to 4, which is characterized in that the screw (11) is borrowed
Help its screw thread (14) to be received on the threaded sections (13), to form the anti-drop device (12).
6. flywheel mass component (1) according to any one of claim 2 to 5, which is characterized in that screw (11) structure
At partial threads；Threaded sections (13) setting is used to form the anticreep between head of screw (19) and the partial threads
Dropping control device (12).
7. flywheel mass component (1) according to any one of claim 1 to 6, which is characterized in that the flywheel mass group
Part (1) is configured to double mass flywheel (2), also, at least one the described diskware (6,7) to connect with the crankshaft (23) has
Bearing cage (8), for receiving secondary flywheel mass in a manner of it can reverse, wherein the bearing cage (8), which has, is used for the spiral shell
The pass through openings (10) and material for following closely (11) consistently constitute the anti-drop device (12).
8. flywheel mass component (1) according to any one of claim 1 to 7, which is characterized in that in a manner of anti-dropout
The screw (11) being received is in the state that the double mass flywheel (2) is unassembled at least one described diskware (6,7) and institute
It states and constitutes anti-rotation lock between secondary flywheel mass.
9. the method for manufacturing flywheel mass component (1) according to any one of claim 1 to 8, which is characterized in that
At least one diskware (7) manufacture of the flywheel mass component (1) is had for screw (11) by means of punch forming process
Pass through openings (10), wherein threaded sections (13) and at least one described diskware (7) material are utilized on the pass through openings (10)
Material consistently manufactures the anti-drop device (12) for being used for the screw (11).
10. according to the method described in claim 9, it is characterized in that, passing through edge on the inner peripheral of the pass through openings (10)
The axial scrapings of the central axes of the pass through openings (10) manufacture the spiral shell mutually coordinated with the screw thread (14) of the screw (11)
Line section (13).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017113796.3 | 2017-06-22 | ||
| DE102017113796 | 2017-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109114163A true CN109114163A (en) | 2019-01-01 |
Family
ID=64567988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810630225.3A Pending CN109114163A (en) | 2017-06-22 | 2018-06-19 | Flywheel mass component and its manufacturing method with threaded connection |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109114163A (en) |
| DE (1) | DE102018114104A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577783A (en) * | 2019-02-19 | 2020-08-25 | 舍弗勒技术股份两合公司 | Clutch assembly |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4117584A1 (en) * | 1990-05-31 | 1991-12-05 | Luk Lamellen & Kupplungsbau | SHARED FLYWHEEL |
| GB2281767B (en) * | 1990-05-31 | 1995-05-31 | Luk Lamellen & Kupplungsbau | Torque transmitting apparatus |
| US5459916A (en) * | 1993-01-30 | 1995-10-24 | Luk Lamellen Und Kupplungsbau Gmbh | Method of assembling and mounting a torque transmitting apparatus |
| EP1036944B1 (en) * | 1999-03-17 | 2003-11-05 | Delphi Technologies, Inc. | Fastening device and coupler housing equipped with such a device |
| CN1550683A (en) * | 2003-05-13 | 2004-12-01 | 日本压着端子制造株式会社 | Fastener structure |
| DE102004018684A1 (en) * | 2004-04-17 | 2005-11-03 | Daimlerchrysler Ag | Bolted connection for motor vehicle, has screw with long threaded bolt that is turned in through internal thread provided in socket of flange of engine mount till receiving thread of engine, for assembling engine and mount |
| CN1749587A (en) * | 2004-09-15 | 2006-03-22 | 电灯专利信托有限公司 | Restraining system for a fixing means |
| CN101944662A (en) * | 2009-06-06 | 2011-01-12 | 哈廷电子有限公司及两合公司 | Fixture with at least one hold-down screw that can not lose |
| CN103459885A (en) * | 2011-03-28 | 2013-12-18 | Valeo离合器公司 | Engine flywheel equipped with means for retaining bolts fixed on crankshaft |
| CN104246243A (en) * | 2012-01-17 | 2014-12-24 | 麦格纳覆盖件有限公司 | Fastener retaining device |
-
2018
- 2018-06-13 DE DE102018114104.1A patent/DE102018114104A1/en not_active Withdrawn
- 2018-06-19 CN CN201810630225.3A patent/CN109114163A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4117584A1 (en) * | 1990-05-31 | 1991-12-05 | Luk Lamellen & Kupplungsbau | SHARED FLYWHEEL |
| GB2281767B (en) * | 1990-05-31 | 1995-05-31 | Luk Lamellen & Kupplungsbau | Torque transmitting apparatus |
| US5459916A (en) * | 1993-01-30 | 1995-10-24 | Luk Lamellen Und Kupplungsbau Gmbh | Method of assembling and mounting a torque transmitting apparatus |
| EP1036944B1 (en) * | 1999-03-17 | 2003-11-05 | Delphi Technologies, Inc. | Fastening device and coupler housing equipped with such a device |
| CN1550683A (en) * | 2003-05-13 | 2004-12-01 | 日本压着端子制造株式会社 | Fastener structure |
| DE102004018684A1 (en) * | 2004-04-17 | 2005-11-03 | Daimlerchrysler Ag | Bolted connection for motor vehicle, has screw with long threaded bolt that is turned in through internal thread provided in socket of flange of engine mount till receiving thread of engine, for assembling engine and mount |
| CN1749587A (en) * | 2004-09-15 | 2006-03-22 | 电灯专利信托有限公司 | Restraining system for a fixing means |
| CN101944662A (en) * | 2009-06-06 | 2011-01-12 | 哈廷电子有限公司及两合公司 | Fixture with at least one hold-down screw that can not lose |
| CN103459885A (en) * | 2011-03-28 | 2013-12-18 | Valeo离合器公司 | Engine flywheel equipped with means for retaining bolts fixed on crankshaft |
| CN104246243A (en) * | 2012-01-17 | 2014-12-24 | 麦格纳覆盖件有限公司 | Fastener retaining device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577783A (en) * | 2019-02-19 | 2020-08-25 | 舍弗勒技术股份两合公司 | Clutch assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102018114104A1 (en) | 2018-12-27 |
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Application publication date: 20190101 |