CN103538640A - Buffer structure between inner hood plate and engine room longitudinal girder for vehicle engine room - Google Patents
Buffer structure between inner hood plate and engine room longitudinal girder for vehicle engine room Download PDFInfo
- Publication number
- CN103538640A CN103538640A CN201310444338.1A CN201310444338A CN103538640A CN 103538640 A CN103538640 A CN 103538640A CN 201310444338 A CN201310444338 A CN 201310444338A CN 103538640 A CN103538640 A CN 103538640A
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- Prior art keywords
- female portion
- bump rubber
- buffer structure
- hood
- vertical direction
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- 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.)
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- 230000000638 stimulation Effects 0.000 abstract 1
- 230000005284 excitation Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/04—Connections between superstructure or understructure sub-units resilient
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/536—Hoods
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Superstructure Of Vehicle (AREA)
- Vibration Dampers (AREA)
- Vibration Prevention Devices (AREA)
- Body Structure For Vehicles (AREA)
Abstract
A buffer structure between an inner hood plate and an engine room longitudinal girder for a vehicle engine room comprises a buffer block, a vibration reduction piece connected between the engine room longitudinal girder and the buffer block and an inward-recessed portion arranged on the inner side face of the inner hood plate. The inward-recessed portion is provided with an opening facing downwards, so that when the engine room is closed, the buffer block extends into the inward-recessed portion through the opening. The shapes and the sizes of the inward-recessed portion and the buffer block satisfy the requirement that when the engine room is in the closed state, the buffer block abuts against the inner surface of the inward-recessed portion at least in the vertical direction and the transverse direction of a vehicle. According to the matching mode of the inward-recessed portion and the buffer block, the buffer function is achieved for a hood in the vertical direction and the buffer function is also achieved for the hood in the transverse direction of the vehicle, so that the Y-direction constraint modal frequency of the hood is greatly increased, the frequency of the phenomenon of resonance generated by the hood and external stimulation is reduced, and therefore the risk that a hinge is broken is reduced.
Description
Technical field
The present invention relates to buffer technology, particularly relate to the buffer structure between a kind of hood inner panel for vehicle engine compartments and cabin longeron.
Background technology
The dynamic excitation that the hood of driving engine is subject to is mainly from road surface, and according to the difference of automobile driving speed, dynamic excitation frequency is generally concentrated in 0-50HZ.Because hood descends oscillation frequency lower in off position, thus very easily produce resonance with dynamic excitation, thus there will be the hinge break of hood or the situation such as hinge mount pad is destroyed.The vehicle that some hood size and weight are larger (for example: SUV vehicle), more aggravated hinge break or the destroyed risk of hinge mount pad.
When automobile bumps against pedestrian, thereby can striking hood outer panel, pedestrian can produce impulsive contact force to hinge.So in the automobile design stage, consider the impact of hinge on pedestrian protecting, it is more weak that hinge can design conventionally, this has increased the risk of hinge break more.
Summary of the invention
The object of the present invention is to provide the buffer structure between a kind of hood inner panel for vehicle engine compartments and cabin longeron, solve the easily problem of fracture of hinge.
To achieve these goals, the invention provides the buffer structure between a kind of hood inner panel for vehicle engine compartments and cabin longeron, comprising:
Bump rubber;
Be connected to the vibration-damped component between described cabin longeron and described bump rubber; With
The recess that is arranged on the medial surface place of described hood inner panel, the female portion has downward opening, so that when closing described machinery space, described bump rubber extend in the female portion via described opening;
Wherein, the shape and size of the female portion and described bump rubber are arranged so that at machinery space during in closed condition, described bump rubber at least vertically with along lateral direction of car all against the inside face of the female portion.
Preferably, the female portion starts to tilt to extend with respect to described vertical direction from described opening.
Preferably, the female portion starts at least in the plane medium dip being limited by described vertical direction and lateral direction of car, to extend with respect to described vertical direction from described opening.
Preferably, the female portion starts at least in the plane being limited by described vertical direction and lateral direction of car, towards vehicle center, to tilt to extend with respect to described vertical direction from described opening.
Preferably, the female portion with respect to described vertical direction the angle of inclination in the plane being limited by described vertical direction and lateral direction of car between 20 °-45 °.
Preferably, the inside face of the part of its bottom of the vicinity of the female portion is gradually-reducing shape.
Preferably, the outside face of the end towards the female portion of described bump rubber is gradually-reducing shape, to match with the inside face that is gradually-reducing shape of the female portion.
Preferably, the inside face of the part of the described opening of vicinity of the female portion forms guide surface, for guiding described bump rubber to extend in the female portion.
Preferably, described bump rubber has separable package assembly and plug-in part; Wherein, the described plug-in part of described bump rubber is connected to described vibration-damped component; It is outside that the described package assembly of described bump rubber is enclosed within described plug-in part separably.
Preferably, described vibration-damped component is the spring leaf of " several " font, and described spring leaf is connected on the longeron of described cabin, and described bump rubber is connected to the top raising up of described spring leaf.
In some existing engine casing assemblies, between hood and cabin longeron, provide bump rubber, but it is designed to only for the Z-direction of hood, vibrate buffering is provided, for X-direction and the Y-direction vibration of hood, do not play any effect.Present inventor's discovery, the hinge break of hood is mainly because hood causes along lateral direction of car (Y-direction) vibration.The shape and size of recess of the present invention and bump rubber are arranged so that at machinery space during in closed condition, described bump rubber at least vertically (Z-direction) and along lateral direction of car (Y-direction) all against the inside face of the female portion.According to the fit system of this recess of the present invention and bump rubber, not only at vertical direction, provide buffer action for hood, simultaneously can along on lateral direction of car also for hood provides obvious buffer action, improved greatly the Y-direction constraint model frequency of hood, thereby reduced the phenomenon that resonance occurs for hood and dynamic excitation, to reduce the risk of breakage of hinge.Further, according to the present invention, the buffer action that also can provide for hood along longitudinal direction of car easily simultaneously.According to buffer structure of the present invention, can effectively improve hood lateral direction of car rigidity in off position, thereby significantly reduce the suffered load of hinge.Further, by reduce the hinge break risk being caused by housings vibrate according to the present invention, significantly reduced the requirement of strength design to bonnet hinge, this provides larger room for improvement to pedestrian protecting.
For buffer structure of the present invention, recess can be recessed into the medial surface of described hood inner panel, can not take the hood inner panel of machinery space and the space between the longeron of cabin, thereby provides sufficient design space for hinge.
According to the detailed description to the specific embodiment of the invention by reference to the accompanying drawings below, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter in exemplary and nonrestrictive mode, describe specific embodiments more of the present invention in detail with reference to the accompanying drawings.In accompanying drawing, identical Reference numeral has indicated same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not draw in proportion.In accompanying drawing:
Fig. 1 is buffer structure and hood inner panel and the cabin longeron annexation schematic diagram of exemplary embodiment of the present decomposing state;
Buffer structure and hood inner panel and cabin longeron annexation schematic diagram when Fig. 2 is the mode of operation of exemplary embodiment of the present;
Fig. 3 is that the recess of illustrative examples of the present invention is in Z-Y plane medium dip view;
Fig. 4 is the recess of exemplary embodiment of the present and the position relationship schematic diagram of hood inner panel;
Fig. 5 is that in prior art, hood is used the schematic diagram of the hinge distribution of stress of abaqus software simulation under the excitation of lateral direction of car external load;
Fig. 6 is that the hood that is furnished with buffer structure of the present invention is used the schematic diagram of the hinge distribution of stress of abaqus software simulation under the horizontal external load excitation of same vehicle.
Number in the figure is as follows:
100-hood inner panel, 101-cabin longeron;
200-bump rubber, 201-package assembly, 202-plug-in part, 203-upper end;
300-vibration-damped component, 301-top;
400-recess, 401-opening, 402-bottom, 403-guide surface;
X-direction-longitudinal direction of car, Y-direction-lateral direction of car, Z-direction-vertical direction;
K-vertical direction line of reference;
L-recess line of centers;
β-angle of inclination.
The specific embodiment
In the vehicle axis system that used in this application, X-direction refers to longitudinal direction of car, and Y-direction refers to lateral direction of car, and Z-direction refers to vertical direction.
The buffer structure that the invention provides 101 of a kind of hood inner panel 100 for vehicle engine compartments and cabin longerons, this buffer structure comprises bump rubber 200, vibration-damped component 300 and recess 400.
As depicted in figs. 1 and 2, vibration-damped component 300 is connected with described bump rubber 200 with described cabin longeron 101 respectively, thereby vibration-damped component 300 integral body are between described cabin longeron 101 and described bump rubber 200.
Described bump rubber 200 has separable package assembly 201 and plug-in part 202.The described plug-in part 202 of described bump rubber 200 is fixedly connected with and is for example soldered to described vibration-damped component 300.Described plug-in part 202 can by rigid material for example steel make.Described vibration-damped component 300 can be the spring leaf of " several " font, and described spring leaf is connected on described cabin longeron 101.The design of " several " font can be good at the buffer shock-absorbing effect that guarantees that vibration-damped component 300 plays.In other embodiments, described vibration-damped component 300 can also be the parts with elastic property of other form.Described bump rubber 200 is connected to the top raising up 301 of described spring leaf.Described package assembly 201 is enclosed within described plug-in part 202 outsides separably.Bump rubber than single-piece in prior art, according to the bump rubber of two-piece type of the present invention, reduced the Joint strenght requirement between bump rubber 200 and vibration-damped component 300, thereby significantly reduced the risk that bump rubber gets loose because of body vibrations in vehicle operating process.
As depicted in figs. 1 and 2, recess 400 is arranged on the medial surface place of described hood inner panel 100, and hood outer panel is positioned at the outside of hood inner panel 100.In Fig. 1 and Fig. 2, the female portion 400 has downward opening 401.When closing described machinery space, described bump rubber 200 extend in the female portion 400 via described opening 401.Particularly, the shape and size of the female portion 400 and described bump rubber 200 can be arranged so that as shown in Figure 2 at machinery space during in closed condition, described bump rubber 200 along Z-direction and along the Y-direction of vehicle all against the inside face of the female portion 400.Like this, it is vertically the buffer action of Z-direction that recess 400 not only played with coordinating of bump rubber 200, along lateral direction of car, be that Y-direction also has obvious buffer action simultaneously, improved greatly the constraint model frequency of hood, thereby reduced the phenomenon that resonance occurs for hood and dynamic excitation, reduced the risk of breakage of hinge.
As shown in Figure 3, the female portion 400 starts in the vertical direction plane Z-Y plane of extending along longitudinal direction of car, towards vehicle center, to tilt on the whole from described opening 401.The angle of vertical direction line of reference K and recess centre line L is the inclination angle beta of the female portion 400.This inclination angle beta can be between 20 °-45 °.Need be appreciated that, under the visual angle shown in Fig. 1, most of component at the angle of inclination of this recess 400 is perpendicular to the paper at Fig. 1 place, therefore seem not remarkable.
As shown in Figure 1 and Figure 4, the inside face of the part of its bottom 402 of the vicinity of the female portion 400 is gradually-reducing shape, thereby recess 400 is enlarging shape on the whole.The degree of depth of the female portion 400 is generally 2-3cm, also can, according to the size of hood and weight, suitably increase and decrease the degree of depth of the female portion 400.Size and the weight of hood are larger, and recess 400 is darker.Return to Fig. 1 visible, the outside face of the upper end 203 towards the female portion 400 of described bump rubber 200 is gradually-reducing shape, to match with the inside face that is gradually-reducing shape of the female portion 400.This design can make bump rubber 200 easily enter recess 400 on the one hand, the increase bump rubber 200 that also can try one's best on the other hand and the area of contact of recess 400.In the embodiment shown in fig. 3, the inside face of the part of the described opening 401 of the vicinity of the female portion 400 forms guide surface 403, for guiding described bump rubber 200 to extend in the female portion 400.The effect of guide surface 403 is to make described bump rubber 200 better to extend in the female portion 400, complete bump rubber 200 extend into the female portion 400 interior after, guide surface 403 does not contact with bump rubber 200.
Although of the present invention, focus on obtaining buffer structure for the buffer action of hood Y-direction vibration, but be appreciated that, the buffer structure forming for the mode of inserting recess 400 with bump rubber 200, as long as the design of the shape and size of recess 400 and bump rubber 200 is suitable, can be easy to and make easily bump rubber 200 along vehicle be longitudinally X-direction also against the inside face of recess 400, thereby in the X-direction of vehicle, hood is also played to obvious damping of vibrations.In another embodiment, also can be so that recess 400 be not only important in the Y-Z of vehicle plane with respect to the angle of inclination of vertical direction, and can simultaneously in X-Z plane, also have certain component, so also can further strengthen bump rubber 200 along the X-direction of vehicle the damping of vibrations to hood.
In Fig. 5 and Fig. 6, according to the difference of the dash area degree of depth, represent the stress value of different sizes.As shown in Figure 5 and Figure 6, under identical lateral direction of car external load excitation, be furnished with the maximum hinge stress of buffer structure of the present invention from adopting the 434MPa of existing buffer structure to be reduced to 66MPa, reduce percentum up to 85%.Meanwhile, illustrate that hinge can also further weaken, guaranteeing, under the prerequisite of hinge strength, can significantly to reduce pedestrian protecting in the injury values of hinge area.The frequency of existing hood under lateral direction of car horizontal vibration mode is 28HZ, and the frequency of the hood that is furnished with buffer structure of the present invention under lateral direction of car horizontal vibration mode is 36HZ, improved 8HZ.
So far, those skilled in the art will recognize that, although detailed, illustrate and described a plurality of exemplary embodiment of the present invention herein, but, without departing from the spirit and scope of the present invention, still can directly determine or derive many other modification or the modification that meets the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or modifications.
Claims (10)
1. for the hood inner panel (100) of vehicle engine compartments and the buffer structure between cabin longeron (101), comprising:
Bump rubber (200);
Be connected to the vibration-damped component (300) between described cabin longeron (101) and described bump rubber (200); With
Be arranged on the recess (400) at the medial surface place of described hood inner panel (100), the female portion (400) has downward opening (401), so that when closing described machinery space, described bump rubber (200) extend in the female portion (400) via described opening (401);
Wherein, the shape and size of the female portion (400) and described bump rubber (200) are arranged so that at machinery space during in closed condition, described bump rubber (200) at least vertically (Z-direction) and along lateral direction of car (Y-direction) all against the inside face of the female portion (400).
2. buffer structure according to claim 1, is characterized in that,
The female portion (400) starts to tilt to extend with respect to described vertical direction from described opening (401).
3. buffer structure according to claim 1, is characterized in that,
The female portion starts at least in plane (Z-Y plane) medium dip being limited by described vertical direction (Z-direction) and lateral direction of car (Y-direction), to extend with respect to described vertical direction from described opening (401).
4. buffer structure according to claim 1, is characterized in that,
The female portion starts at least in the plane (Z-Y plane) being limited by described vertical direction (Z-direction) and lateral direction of car (Y-direction), towards vehicle center, to tilt to extend with respect to described vertical direction from described opening (401).
5. according to the buffer structure described in claim 3 or 4, it is characterized in that,
The female portion (400) with respect to described vertical direction the angle of inclination in the plane (Z-Y plane) being limited by described vertical direction (Z-direction) and lateral direction of car (Y-direction) between 20 °-45 °.
6. according to the buffer structure described in any one in claim 1-5, it is characterized in that,
The inside face of the part of its bottom (402) of the vicinity of the female portion (400) is gradually-reducing shape.
7. buffer structure according to claim 6, is characterized in that,
The outside face of the end towards the female portion (400) of described bump rubber (200) is gradually-reducing shape, to match with the inside face that is gradually-reducing shape of the female portion (400).
8. according to the buffer structure described in any one in claim 1-7, it is characterized in that,
The inside face of the part of the described opening of vicinity (401) of the female portion (400) forms guide surface (403), for guiding described bump rubber (200) to extend in the female portion (400).
9. according to the buffer structure described in any one in claim 1-8, it is characterized in that,
Described bump rubber (200) has separable package assembly (201) and plug-in part (202); Wherein, the described plug-in part (202) of described bump rubber (200) is connected to described vibration-damped component (300); The described package assembly (201) of described bump rubber (200) is enclosed within described plug-in part (202) outside separably.
10. according to the buffer structure described in any one in claim 1-9, it is characterized in that,
Described vibration-damped component (300) is the spring leaf of " several " font, and it is upper that described spring leaf is connected to described cabin longeron (101), and described bump rubber (200) is connected to the top raising up (301) of described spring leaf.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310444338.1A CN103538640B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel of vehicle engine compartments and cabin longeron |
| CN201610283360.6A CN105927087B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel and cabin longeron of vehicle engine compartments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310444338.1A CN103538640B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel of vehicle engine compartments and cabin longeron |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610283360.6A Division CN105927087B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel and cabin longeron of vehicle engine compartments |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103538640A true CN103538640A (en) | 2014-01-29 |
| CN103538640B CN103538640B (en) | 2016-04-27 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610283360.6A Active CN105927087B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel and cabin longeron of vehicle engine compartments |
| CN201310444338.1A Active CN103538640B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel of vehicle engine compartments and cabin longeron |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610283360.6A Active CN105927087B (en) | 2013-09-25 | 2013-09-25 | For the buffer structure between the hood inner panel and cabin longeron of vehicle engine compartments |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105927087B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425064A (en) * | 2019-07-12 | 2019-11-08 | 恒勃控股股份有限公司 | Air filter damping device a kind of easy to disassemble and that installation is firm |
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| JPH03271082A (en) * | 1990-03-20 | 1991-12-03 | Kinugawa Rubber Ind Co Ltd | Mounting structure for bumper rubber |
| DE19644236A1 (en) * | 1996-10-24 | 1998-04-30 | Daimler Benz Ag | Front structure for private vehicle |
| CN1762752A (en) * | 2004-09-30 | 2006-04-26 | 马自达汽车株式会社 | Hood stopper structure for automobile |
| CN2846262Y (en) * | 2005-10-29 | 2006-12-13 | 重庆长安汽车股份有限公司 | Front cover buffer cushion structure for automobile |
| JP2007091079A (en) * | 2005-09-29 | 2007-04-12 | Toyota Motor Corp | Cushion supporting structure for opening and closing door |
| US20100314518A1 (en) * | 2009-06-15 | 2010-12-16 | Toyota Motor Engineering & Manufacturing North America, Inc. | Fender Structure Assemblies for Vehicles |
| JP2011163245A (en) * | 2010-02-12 | 2011-08-25 | Daihatsu Motor Co Ltd | Cover body mounting structure |
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| KR19980027994A (en) * | 1996-10-18 | 1998-07-15 | 박병재 | Hood Overslam Bumper Shock Absorber |
| JP2008001154A (en) * | 2006-06-20 | 2008-01-10 | Toyota Motor Corp | Engine hood support |
| US7731262B2 (en) * | 2008-11-05 | 2010-06-08 | Gm Global Technology Operations, Inc. | Closure damper assembly |
| CN202180861U (en) * | 2011-07-31 | 2012-04-04 | 长城汽车股份有限公司 | Buffering block of automotive engine cover |
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2013
- 2013-09-25 CN CN201610283360.6A patent/CN105927087B/en active Active
- 2013-09-25 CN CN201310444338.1A patent/CN103538640B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03271082A (en) * | 1990-03-20 | 1991-12-03 | Kinugawa Rubber Ind Co Ltd | Mounting structure for bumper rubber |
| DE19644236A1 (en) * | 1996-10-24 | 1998-04-30 | Daimler Benz Ag | Front structure for private vehicle |
| CN1762752A (en) * | 2004-09-30 | 2006-04-26 | 马自达汽车株式会社 | Hood stopper structure for automobile |
| JP2007091079A (en) * | 2005-09-29 | 2007-04-12 | Toyota Motor Corp | Cushion supporting structure for opening and closing door |
| CN2846262Y (en) * | 2005-10-29 | 2006-12-13 | 重庆长安汽车股份有限公司 | Front cover buffer cushion structure for automobile |
| US20100314518A1 (en) * | 2009-06-15 | 2010-12-16 | Toyota Motor Engineering & Manufacturing North America, Inc. | Fender Structure Assemblies for Vehicles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425064A (en) * | 2019-07-12 | 2019-11-08 | 恒勃控股股份有限公司 | Air filter damping device a kind of easy to disassemble and that installation is firm |
| CN110425064B (en) * | 2019-07-12 | 2024-03-26 | 恒勃控股股份有限公司 | Air filter damping device convenient to detach and firm to install |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105927087A (en) | 2016-09-07 |
| CN105927087B (en) | 2017-11-10 |
| CN103538640B (en) | 2016-04-27 |
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