CN104973135B - Spring strut Top mounts - Google Patents
Spring strut Top mounts Download PDFInfo
- Publication number
- CN104973135B CN104973135B CN201510158763.3A CN201510158763A CN104973135B CN 104973135 B CN104973135 B CN 104973135B CN 201510158763 A CN201510158763 A CN 201510158763A CN 104973135 B CN104973135 B CN 104973135B
- Authority
- CN
- China
- Prior art keywords
- spring strut
- formed substrate
- top mounts
- strut top
- matrix
- 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.)
- Expired - Fee Related
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 75
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 50
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 8
- 238000005553 drilling Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 230000002708 enhancing effect Effects 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 5
- 230000013011 mating Effects 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 235000013351 cheese Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/088—Details of structures as upper supports for springs or dampers
Abstract
The present invention relates to a kind of spring strut Top mounts, including at least one formed substrate and at least one independent local enhancement element, wherein at least one formed substrate has Dome shaped portion in the region for being connected to spring strut, and at least one independent local enhancement element is connected to matrix.The spring strut Top mounts that according to the present invention there is improved rigidity to be especially improved local stiffness are realized in the following manner, i.e. matrix in the region for being connected to spring strut have at least one stamped area, and at least one reinforcing element (8) at least near at least one stamped area against matrix.
Description
Technical field
The present invention relates to a kind of spring strut Top mounts, including at least one formed substrate and it is at least one individually
Local enhancement element, wherein at least one formed substrate in the region for being connected to spring strut have Dome shaped portion, and
And at least one individual local enhancement element is connected to matrix.
Background technology
With enhancing matrix so as to the spring strut Top mounts for increasing its local stiffness be it is well known in the prior art,
Such as 101 08 171 A1 of German Patent Application Publication DE.That application discloses the spring struts being made of matrix and reinforcement
Top mounts, wherein reinforcement are embodied as independent assembly and are specifically connected to the area of spring strut in high load area
Matrix is connected in domain.In this context, the reinforcement of hull shape shape is bonded to matrix by adhesive gap.
It is known in the art since the maximum possible level of rigidity of spring strut Top mounts is target place
Spring strut Top mounts are still required for improvement in this regard.
Invention content
Using prior art described above as starting point, the present invention is it is therefore intended that realize a kind of special with rigidity is improved
It is not the spring strut Top mounts for improving local stiffness.
The purpose realizes that wherein matrix has at least one in the region for being connected to spring strut according to the present invention
Stamped area, and at least one reinforcing element at least near at least one stamped area against matrix.
Formed substrate is understood to there is at least one cheese in the region for being connected to spring strut according to the present invention
Partial matrix.Meanwhile matrix has the region for being connected to automobile body.At least one stamped area is now according to this hair
It is bright to be at least partially arranged in the Dome shaped portion of matrix.
In this context, at least one stamped area can also extend beyond Dome shaped portion, it is hereby achieved that special
Not big area is for being connected to reinforcing element, as matrix geometry as a result, specifically, as there are at least one
Stairstepping stamped area as a result, can substantially be enhanced according to the rigidity of matrix of the present invention.
This is because usually on the one hand the rigidity of component is determined by material property, on the other hand determined by its geometry.
To, the component with complex geometry can than simple designs component with bigger rigidity.
This based on the increased rigidity of matrix geometry according to the present invention with by the region for being connected to spring strut or
At least one local material in the region of automobile body is connected to double and the rigidity that obtains is further improved and is combined.This be because
For as reinforcing element near at least stamped area against matrix as a result, it is possible to achieve the special spring branch for being subjected to high load
The rigidity of the relevant range of column top installation part further increases.Meanwhile the material thickness of matrix can reduce, to spring
The inventive structure of post top portion installation part can also save material and thus mitigate weight.
As improve rigidity as a result, especially as in load area especially high local stiffness as a result, according to this hair
It is bright can to avoid or reduce for example from the shape of spring strut Top mounts change and to spring strut Top mounts introduce
Stress.In addition, to the energy that automobile body inputs, the shake especially transmitted from spring strut to spring strut Top mounts
Dynamic or impact, can at corresponding Coupling point extra high local stiffness by be lowered.To by improving spring strut top
On the one hand the rigidity of portion's installation part can correspondingly improve the service life of the component, and on the other hand improve vehicle and use
The driving comfort of person, especially for the vibrations behavior of vehicle.
In the region for being connected to spring strut, matrix and reinforcing element both have the notch for receiving spring strut
(cutout), which is preferably arranged to so that they can be overlapped ground cloth under the connection status of matrix and reinforcing element
It sets.
The first embodiment of spring strut Top mounts according to the present invention, at least one individual reinforcing element is by reality
It is now one piece of form metal piece.Here particularly advantageously, enhancing sheet metal is shaped in this way, i.e., it is at least in base
The stamped area of body is nearby adapted to the shape of matrix.This is because matrix and enhancing sheet metal therewith can during processing with
Particularly reliable mode is connected to each other, and may insure stamped area foundation area whole region on local material
It doubles.
If at least one matrix and/or at least one reinforcing element are embodied as hull shape shape, here it is particularly advantageous that be configured
It also abuts against each other arrangement for the side area of the connection mating member of hull shape shape.Therefore the region that material doubles can further be increased
Add, and the rigidity of assembly can further improve in turn, is especially considering that for installing spring strut Top mounts
If installation space.
However, it is also possible to which imagining reinforcement is implemented as tablet, substantially in the attached of the stamped area of Dome shaped portion
Closely against matrix.The embodiment further improves the rigidity of spring strut, and equally has the advantages that described.
The basic area of stamped area for example can be semicircle either rectangle or triangle.Arbitrary other shapes are also
Suitable, as long as there is sufficiently large area to be used for being connected to reinforcing element.Stamped area overall base area accounts for connection in matrix
To at least the 20% of the region area of spring strut, preferably at least 40%, particularly preferably at least 60%.To sufficiently large area
It can be used for being connected to reinforcing element.
The depth of the stamped area of stairstepping can be set as being used for the function of the material of load in a suitable manner.If base
Body has multiple stamped areas, it is also contemplated that stamped area has different-thickness.In this way, matrix geometry can be obtained most
Big possible variation, and the further improved rigidity of the component may be implemented in turn.Certainly, multiple stamped areas have identical
Depth is also advantageous.Reinforcing element can then configure in a particularly simple way, because the connection in stamped area does not need
The geometry of any complexity of reinforcing element.
According to another preferred embodiment, at least one matrix and at least one reinforcing element are configured in this way,
I.e. there are at least one cavitys between two components in connected state.The matrix region for being unused for being connected to reinforcing element is preferred
Ground is arranged to have certain distance with reinforcing element, can due to the different geometry of connection mating member by this assembly
Further to improve the rigidity of the assembly without increasing material outlay.
In addition, there is at least one reinforcing element at least one stamped area to be advantageous, wherein at least one Stamping Area
Domain is configured in this way, i.e., in connected state, can overlap against matrix at least one stamped area.According to
Embodiment of spring strut Top mounts of the present invention, as geometry variation as a result, reinforcing element also has enhancing
Rigidity, to which the rigidity of spring strut Top mounts can be improved further, and can further decrease in component
Stress concentration.
According to another preferred disposition of spring strut Top mounts of the present invention, at least one matrix and at least one enhancing
Element forms closed contour.This for example can be by following true realizations, i.e., two connecting elements are each configured to hull shape shape, wherein increasing
The shape of strong element is adapted to the shape of matrix in the following manner, i.e. reinforcing element connects near matrix stamped area with hull shape
Against matrix in remaining region the two of the side area of mating member.The profile configures the rigidity for equally improving the assembly,
It, can be into one to the service life of spring strut Top mounts because the stress in material can be lowered in an optimized fashion
Step improves.
At least one reinforcing element preferably has the intensity than at least one matrix bigger.For this purpose, reinforcing element
It can be by for example being constituted with the material than basis material greater strength.For the matrix for manufacturing geometry complexity, make
With with especially good forming characteristic and therefore the material of relative low strength is advantageous.If reinforcing element is by especially tying
If real material manufacture, so as to ensure the sufficient intensity of assembly.
In addition, at least one reinforcing element can also have the material thickness than at least one matrix bigger.Matrix is for example
Can be with the thickness of 1.5mm, and reinforcing element has the thickness of 2mm.Alternatively, matrix can be with the thickness of 1.5mm, and increase
The thickness of strong element is 1.8mm.It is, of course, also possible to imagine two components have same thickness, particularly thickness be 2mm or
1.5mm。
However, the present invention is not limited to the components with constant thickness.It is also contemplated that coming for matrix and/or reinforcing element
Say preferably in high load area particularly preferably in the region for being connected to spring strut, have than non-loaded or low negative
The thickness of bigger in the region of load.It is further adapted in this way, the configuration of spring strut Top mounts is adapted to load
It sexually revises.
According to the further preferred configuration of spring strut Top mounts of the present invention, at least one matrix and/or at least one
A reinforcing element is especially made of stainless steel or deep punching steel steel.
At least one matrix and/or at least one reinforcing element preferably have drilling, especially in the attached of stamped area
Closely, it is arranged in this way wherein drilling, they are determined in which self can be overlapped under the connection status of two components
Position.According to the configuration, spring strut can be particularly easy to be screwed into matrix and at the same time being screwed into reinforcing element.
Connection between at least one matrix and at least one reinforcing element can be that material combines connection or friction lock
Connection.It is contemplated that connection mating member by bonding, welding, soldering or screw tightening together.
Description of the drawings
Hereinafter, exemplary embodiment will be based on and will illustrate the present invention in more detail in conjunction with attached drawing, in attached drawing：
Fig. 1 shows the exemplary reality for the spring strut Top mounts being made of matrix and reinforcing element according to the present invention
Apply the exploded view of example；
Fig. 2 shows the exemplary embodiments of spring strut Top mounts of the present invention shown in FIG. 1, wherein matrix and increasing
Strong element is connected to each other；And
Fig. 3 shows the exemplary embodiment of spring strut Top mounts of the present invention shown in Fig. 2 along parting line III-
The cross sectional view of III.
Specific implementation mode
Fig. 1 shows the exploded view of the exemplary embodiment of spring strut Top mounts 2 of the present invention, spring strut top
Installation part 2 includes the formed substrate 4 and at least one individual local enhancement element 8 for having Dome shaped portion 6.In addition, matrix 4
With the region 3 for being connected to automobile body.Component 4 and 8 both has notch 5,7, (does not show here for adjustment spring pillar
Go out).
Matrix 4 also has stamped area 10, the shape of two components shown in Fig. 2 of reinforcing element 8 at stamped area 10
Against matrix 4 under state.In addition, reinforcing element 8 also has stamped area 12, it is configured so that in connected state, it can
Stamped area 10 of the coincidence ground against matrix 4.It is connected with 8 geometry and component by two components 4 according to the present invention
The part of material doubles under state, can significantly improve the local stiffness of spring strut Top mounts.
In the present example embodiment, component 4 and 8 both realizes that wherein the shape of reinforcing element 8 is adapted to hull shape shape
In the shape of matrix 4, to which shown in embodiment as shown in Figure 2, reinforcing element 8 is under the connection status of component, in shelly-shaped company
Against base at both connecing near remaining region (it is not stamped) and matrix stamped area 10 of mating member side area 9
Body.
The exemplary embodiment shown in, matrix 4 and reinforcing element 8 together form closed contour, also significantly change
It has been apt to the rigidity of spring strut Top mounts according to the present invention.In the exemplary embodiment shown, reinforcing element 8 is by reality
It is now one piece of enhancing sheet metal.As has been described, the shape for enhancing sheet metal 8 here is adapted to the shape of matrix 4.
In the exemplary embodiment shown, there are three stamped areas 10, the wherein basis of stamped area totality for the tool of matrix 4
Area approximation is the 50% of the foundation area of Dome shaped portion 6.Stamped area 10 is here in the Dome shaped portion 6 and shell of matrix 4
Extend on side area the two of shape matrix.It is thus possible to ensure that sufficiently large area can be used for being connected to reinforcing element 8.
Enhance sheet metal 8 has than the intensity of matrix bigger and the material thickness of bigger here.For example, the thickness of reinforcing element
Degree is 2mm, and the thickness of matrix is 1.5mm.Alternatively, the thickness of reinforcing element can also be 1.8mm, and the thickness of matrix can
To be 1.5mm.
Advantageously, matrix 4 can be by the material manufacture with especially good crystallized ability, so as to easily make
Make complicated matrix.However, due to the high intensity of reinforcing element, the assembly being made of matrix 4 and reinforcing element 8 is in this regard
Meet the requirement of spring strut Top mounts.It is also assumed that matrix and enhancing sheet metal have same thickness.
Matrix 4 and reinforcing element 8 both have drilling 14,16, to which spring strut can be screwed into matrix 4 and enhancing member
Both parts 8.
The connection of matrix 4 to reinforcing element preferably can combine connection or friction lock to connect by material.Two groups
Part for example can be bonding, welding, soldering or be screwed together.
Fig. 2 shows the exemplary implementations of the spring strut Top mounts of the present invention shown in FIG. 1 in connection status
Example.Here reinforcing element near stamped area 10 and near side wall 9 in the inside of matrix 4 against matrix 4.It not be used to connect
Being connected to the region of reinforcing element, there are distances.
To which at least one cavity is formed between two components.As the connection of two components as a result, therefore can obtain
Following profiles, rigidity can be increased and especially increase local stiffness, to which on the one hand, subtracting for stress in component can be improved
It is small, and on the other hand can reduce the energy transmitted to automobile body.Drilling 14,16 and for spring strut notch 5,7
It is preferred that being arranged with can overlapping under the connection status of two components.To which spring strut can be screwed into matrix 4 and increased simultaneously
Strong element 8.
Fig. 3 shows the exemplary embodiment of spring strut Top mounts of the present invention shown in Fig. 2 along parting line III-
The cross sectional view of III.The cross sectional view shows the assembly being made of matrix 4 and reinforcing element 8 according to the present invention.Base
Body 4 has stamped area 10, extends on the side area of Dome shaped portion 6 and matrix 4.Reinforcing element 8 is in stamped area
Matrix 4 is connected near 10.In addition, spring strut Top mounts are in the matrix 4 that not be used to connect with reinforcing element 8
Near have cavity 18.As matrix and reinforcing element 8 connect as a result, a kind of especially a kind of closure of profile can be provided
Profile is increased by the rigidity of the profile spring strut dome, and improves the reduction of stress in material thus.
Claims (15)
1. a kind of spring strut Top mounts, including at least one formed substrate (4) and at least one independent local enhancement
Element (8), wherein at least one formed substrate (4) has Dome shaped portion (6) in the region for being connected to spring strut,
And at least one independent local enhancement element (8) is connected to formed substrate (4), which is characterized in that
Formed substrate (4) has at least one stamped area (10) in the region for being connected to spring strut, and
At least one independent local enhancement element (8) at least one stamped area (10) nearby and the forming
The side wall (9) of matrix (4) is nearby in the inside of formed substrate (4) against formed substrate (4), and at least one independent office
Portion's reinforcing element (8) is implemented as one piece of form metal piece.
2. spring strut Top mounts according to claim 1, which is characterized in that at least one formed substrate
(4) and/or at least one independent local enhancement element (8) is implemented as hull shape shape.
3. spring strut Top mounts according to claim 1, which is characterized in that stamped area in formed substrate (4)
(10) overall base area accounts at least the 20% of the region area for being connected to spring strut.
4. spring strut Top mounts according to claim 3, which is characterized in that stamped area in formed substrate (4)
(10) overall base area accounts at least the 40% of the region area for being connected to spring strut.
5. spring strut Top mounts according to claim 3, which is characterized in that stamped area in formed substrate (4)
(10) overall base area accounts at least the 60% of the region area for being connected to spring strut.
6. spring strut Top mounts according to claim 1, which is characterized in that at least one formed substrate
(4) be configured in this way at least one independent local enhancement element (8), i.e., in connected state two components it
Between there are at least one cavity (18).
7. spring strut Top mounts according to claim 1, which is characterized in that at least one independent part increases
Strong element (8) has at least one stamped area (12), wherein at least one stamped area (12) in this way by
Configuration, i.e., in connected state its can overlap against formed substrate (4) at least one stamped area (10).
8. spring strut Top mounts according to claim 1, which is characterized in that at least one formed substrate
(4) and at least one independent local enhancement element (8) forms closed contour.
9. spring strut Top mounts according to claim 1, which is characterized in that at least one independent part increases
Strong element (8) has the intensity than at least one formed substrate (4) bigger.
10. spring strut Top mounts according to claim 1, which is characterized in that at least one independent part
Reinforcing element (8) has the material thickness than at least one formed substrate (4) bigger.
11. spring strut Top mounts according to claim 1, which is characterized in that at least one formed substrate
(4) and/or at least one independent local enhancement element (8) is made of steel.
12. spring strut Top mounts according to claim 11, which is characterized in that at least one formed substrate
(4) and/or at least one independent local enhancement element (8) is made of stainless steel or deep punching steel.
13. spring strut Top mounts according to claim 1, which is characterized in that at least one formed substrate
(4) and/or at least one independent local enhancement element (8) has drilling (14,16), wherein drilling (14,16) is with such side
Formula is arranged, they are positioned in which self can be overlapped under the connection status of two components.
14. spring strut Top mounts according to claim 13, which is characterized in that the drilling (14,16) is located at
Near stamped area (10,12).
15. the spring strut Top mounts according to any claim in claim 1-14, which is characterized in that described
Connection between at least one formed substrate (4) and at least one independent local enhancement element (8) is that material combines connection or rubs
Wipe locking connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014104838.5 | 2014-04-04 | ||
| DE102014104838.5A DE102014104838B4 (en) | 2014-04-04 | 2014-04-04 | strut dome |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104973135A CN104973135A (en) | 2015-10-14 |
| CN104973135B true CN104973135B (en) | 2018-08-28 |
Family
ID=54146235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510158763.3A Expired - Fee Related CN104973135B (en) | 2014-04-04 | 2015-04-03 | Spring strut Top mounts |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104973135B (en) |
| DE (1) | DE102014104838B4 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015008728A1 (en) * | 2015-07-07 | 2017-01-12 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Motor vehicle body with multi-shell wheel installation |
| FR3046955B1 (en) * | 2016-01-25 | 2019-07-05 | Renault S.A.S | DEVICE FOR FASTENING A DAMPER ROD ON A BODY OF A MOTOR VEHICLE. |
| WO2017145267A1 (en) * | 2016-02-23 | 2017-08-31 | 本田技研工業株式会社 | Damper housing structure for front damper |
| DE102016203163A1 (en) * | 2016-02-29 | 2017-08-31 | Bayerische Motoren Werke Aktiengesellschaft | vehicle body |
| DE102017119186A1 (en) | 2017-08-22 | 2019-02-28 | Benteler Automobiltechnik Gmbh | Domelement for a motor vehicle body |
| FR3071437B1 (en) * | 2017-09-25 | 2021-12-10 | Renault Sas | SHOCK ABSORBER CUP RELEASE OF A VEHICLE. |
| FR3075105B1 (en) * | 2017-12-20 | 2021-01-08 | Renault Sas | SHOCK ABSORBER CUP WITH PARTIALLY DECOUPLETED FLUSHING ZONE |
| JP6831869B2 (en) * | 2019-04-05 | 2021-02-17 | 本田技研工業株式会社 | Vehicle damper housing |
| DE102020206716B3 (en) | 2020-05-28 | 2021-09-02 | Thyssenkrupp Steel Europe Ag | Strut dome |
| DE102020131295A1 (en) | 2020-11-26 | 2022-06-02 | Bayerische Motoren Werke Aktiengesellschaft | Body for a motor vehicle |
| US11685446B2 (en) * | 2021-01-19 | 2023-06-27 | Ford Global Technologies, Llc | Electric vehicle strut tower to body structure interface bracket |
| DE102022121455A1 (en) * | 2022-08-25 | 2024-03-07 | Bayerische Motoren Werke Aktiengesellschaft | SPRING SUPPORT FOR A MOTOR VEHICLE |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3132350B2 (en) * | 1995-07-20 | 2001-02-05 | トヨタ車体株式会社 | Reinforcement structure of seat belt anchorage |
| JPH0995262A (en) * | 1995-09-29 | 1997-04-08 | Toyota Auto Body Co Ltd | Structure of shock absorber fitting part for vehicle |
| DE19809281A1 (en) * | 1998-03-04 | 1999-09-09 | Man Nutzfahrzeuge Ag | Chassis of a heavy commercial vehicle |
| DE10108171A1 (en) | 2001-02-21 | 2002-08-29 | Bayerische Motoren Werke Ag | Fabrication method for support for suspension and/or damper unit for motor vehicles with separately manufactured main body and reinforcement part conencted by adhesive |
| JP4241149B2 (en) * | 2003-04-10 | 2009-03-18 | トヨタ自動車株式会社 | Vehicle front fender apron |
| DE202009000455U1 (en) | 2009-01-15 | 2009-03-12 | Acument Gmbh & Co. Ohg | Shock absorber strut console |
| DE102009032602A1 (en) * | 2009-07-10 | 2011-01-13 | GM Global Technology Operations, Inc., Detroit | Suspension strut mount, vehicle front with this strut mount and a vehicle with this front vehicle construction |
| FR2954721B1 (en) * | 2009-12-24 | 2011-12-30 | Peugeot Citroen Automobiles Sa | DEVICE FOR FASTENING A PLATE AGAINST A FLAT FACE OF A FIXED PART AND APPLICATION OF SAID DEVICE FOR FASTENING A SUPPORT PLATE AGAINST A FIXED PART OF A MOTOR VEHICLE |
| JP5803759B2 (en) * | 2012-03-14 | 2015-11-04 | 新日鐵住金株式会社 | Strut mounting structure, body structure |
| KR101382336B1 (en) | 2012-08-20 | 2014-04-08 | 기아자동차 주식회사 | Strut mounting reinforcement unit of vehicle |
| KR101371466B1 (en) | 2012-08-20 | 2014-03-10 | 현대자동차주식회사 | Front vehicle body reinforcing structure |
-
2014
- 2014-04-04 DE DE102014104838.5A patent/DE102014104838B4/en not_active Expired - Fee Related
-
2015
- 2015-04-03 CN CN201510158763.3A patent/CN104973135B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104973135A (en) | 2015-10-14 |
| DE102014104838B4 (en) | 2023-01-26 |
| DE102014104838A1 (en) | 2015-10-08 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 |