CN113104134A - Light bus back door closing prevention device and use method thereof - Google Patents
Light bus back door closing prevention device and use method thereof Download PDFInfo
- Publication number
- CN113104134A CN113104134A CN202110411546.6A CN202110411546A CN113104134A CN 113104134 A CN113104134 A CN 113104134A CN 202110411546 A CN202110411546 A CN 202110411546A CN 113104134 A CN113104134 A CN 113104134A
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- supporting device
- arm
- back door
- support
- white
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/06—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being doors, windows, openable roofs, lids, bonnets, or weather strips or seals therefor
Abstract
A light bus back door anti-closing device and a using method thereof comprise a fixed support, a first supporting device, a second supporting device, a middle supporting device and a fixed arm. The fixing support is fixedly connected with the fixing arm, the middle of the fixing support is fixedly connected with the end part of the middle supporting device, the middle supporting device is perpendicular to the fixing arm, the first supporting device and the second supporting device are symmetrically arranged on two sides of the middle supporting device, the end part of the first supporting device is in rotating fit with the fixing support, and the end part of the second supporting device is in rotating fit with the fixing support. This design not only can fix double open type back door, prevents back door secondary collision damage, effectively improves the automobile body quality, can also reduce the bad reprocess rate of paint under the line, effectively improves production efficiency.
Description
Technical Field
The invention relates to a light bus back door closing prevention device and a using method thereof, and is particularly suitable for the field of automobile manufacturing tools.
Background
In the automobile manufacturing industry, four general processes of welding and punching are four essential procedures in the production and manufacturing of the whole automobile, and the main function of the coating process carried out on the white automobile body is to pass the white automobile body through a colorful automobile body which has an anti-rust function and bright colors in the forms of electric pulse, intermediate coat, primer, finish coat and the like. In the production and manufacturing process, in order to maintain the overall paint performance of the vehicle body, prevent corrosion, reduce the operation time without interfering with factors such as a coating channel, equipment parts and the like, after the welding process is finished, the vehicle door and the body-in-white frame are generally transported into a coating workshop as a whole for operation. In order to ensure that the coating electrophoresis process covers the whole body-in-white, thin spraying or leaking spraying is avoided, and meanwhile, the vehicle door is prevented from swinging along the hinge shaft to cause sheet metal damage caused by mutual collision of sheet metal parts, and needs to be fixed. The existing vehicle door anti-closing device is generally fixed through an existing mounting hole on a white vehicle body, and a vehicle door is fixed through a limiting rod and a force application rod.
The vehicle door anti-closing device can ensure that the white vehicle body and the vehicle door are fixed in a half-open state, and avoids the closing or collision of the vehicle door, but still has the following defects:
1. only can fix the single-opening vehicle door, but can not fix the double-opening vehicle door.
2. The buffer structure is not provided, and the deformation of the vehicle door when bumping can not be avoided in the vehicle door transfer process.
3. The structure is complex and the production cost is high.
Disclosure of Invention
The invention aims to overcome the defects of single fixing mode, complex structure and no buffer structure in the prior art, and provides a light passenger car back door closing prevention device adopting a spring buffer mechanism and a using method thereof.
In order to achieve the above purpose, the technical solution of the invention is as follows:
a light bus back door anti-closing device, comprising: the device comprises a fixed bracket, a first supporting device, a second supporting device, a middle supporting device and a fixed arm; the fixing support is fixedly connected with the fixing arm, the middle of the fixing support is fixedly connected with the end part of the middle supporting device, the middle supporting device is perpendicular to the fixing arm, the first supporting device and the second supporting device are symmetrically arranged on two sides of the middle supporting device, the end part of the first supporting device is in rotating fit with the fixing support, and the end part of the second supporting device is in rotating fit with the fixing support.
The first support device includes: the first support arm, the first spiral spring and the first clamping jaw; one end of the first support arm is fixedly connected with the first clamping jaw, the other end of the first support arm is in rotating fit with the fixed support, and the first support arm is connected with the middle part of the middle support device through a first spiral spring arranged in the middle part of the first support arm;
the second supporting device includes: the second support arm, the second spiral spring and the second clamping jaw; one end of the second supporting arm is fixedly connected with the second clamping jaw, the other end of the second supporting arm is in rotating fit with the fixed support, and the second supporting arm is connected with the middle of the middle supporting device through a second spiral spring arranged in the middle of the second supporting arm.
The first supporting device and the second supporting device are in rotating fit with the fixed support through rotating shafts arranged at the end portions of the first supporting device and the second supporting device, two limiting pins are arranged on two sides of the fixed support respectively, and the first supporting device and the second supporting device are in limiting fit with the limiting pins on the corresponding sides respectively.
The fixing bracket includes: the side part of the top plate is vertically connected with the top of the vertical plate, and the side part of the bottom plate is vertically connected with the bottom of the vertical plate.
The middle supporting device is fixedly arranged between the top plate and the bottom plate, the top plate is fixedly connected with the bottom plate through the middle supporting device, the end portion of the middle supporting device is vertically connected with the vertical plate, the top plate is connected with the bottom plate through limiting pins arranged on two sides of the top plate, the first supporting device and the second supporting device are in rotating fit with the top plate and the bottom plate through rotating shafts of the first supporting device and the second supporting device, and the vertical plate is fixedly connected with the fixing arm.
And a plurality of elastic sheaths are coated on the metal claw heads at the tops of the first claw and the second claw.
The fixing arm is provided with a plurality of fixing holes, and the fixing holes can be in threaded connection with threaded mounting holes in a tail beam of the white car body through fixing bolts.
A use method of a light bus back door closing prevention device comprises the following steps:
the first step is as follows: installing the anti-closing device on the white vehicle body:
after the white automobile body is assembled and adjusted in a welding workshop, enabling the through hole in the fixing arm of the anti-closing device to be close to the threaded mounting hole in the rear tail beam of the white automobile body, and fastening the anti-closing device on the rear tail beam of the white automobile body by using a fixing bolt to penetrate through the through hole in the fixing arm, wherein the mounting step is completed;
the second step is that: supporting a white body back door:
pressing the first supporting device and the second supporting device of the anti-closing device, fixing the first supporting device and the second supporting device in a liquid leakage hole at the lower part of the back door, and finishing the supporting step;
the third step: transferring the body in white:
transferring the body-in-white after the support of the anti-closing device is completed to a coating workshop through a logistics trolley, transferring the body-in-white to a final assembly workshop through the logistics trolley after the production process of the coating workshop is completed, and completing the transferring step after the production process of the final assembly workshop is completed;
the fourth step: removing the anti-closing device from the body in white:
and (4) separating the first supporting device and the second supporting device of the anti-closing device from the liquid leakage hole in the lower part of the back door, loosening the fixing bolt, removing the anti-closing device from the tail beam behind the white car body, and finishing the dismantling step at the moment.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the light bus back door anti-closing device, the supporting arm is matched with the fixing arm to fix the relative positions of the back beam and the back door of the white bus body, so that the situation that the back door is closed in the transferring and production processes to cause secondary collision damage is avoided, and the situation that paint cannot be sprayed or thinly sprayed on the back door is avoided. Therefore, the design can prevent the back door from secondary collision damage, effectively improve the quality of the automobile body, reduce the bad repair rate of off-line paint and effectively improve the production efficiency.
2. The light bus back door anti-closing device provided by the invention tightly presses the white bus body rear door by using the elasticity of the spiral spring, so that the anti-closing device and the white bus body rear door have a certain elastic buffer space, and the phenomenon that the white bus body is bumped and swayed in the transverse direction to cause the deformation of the door is avoided in the transfer process of the white bus body. Therefore, the design can prevent the back door from deforming and improve the yield of the white car body.
3. The light bus back door anti-closing device provided by the invention is connected with the white bus body back tail beam by penetrating the fixing bolt through the mounting hole on the fixing arm, the installation and disassembly steps of the anti-closing device are simple and convenient, and meanwhile, the anti-closing device can be repeatedly used, so that the labor cost and the production material cost are effectively reduced. Therefore, the design is simple to disassemble and assemble, can be repeatedly used, and effectively reduces the labor cost and the material production cost.
4. The rubber sheath on the light bus back door anti-closing device is made of the material with the softer material, so that the phenomenon that the white bus body rear door is damaged and deformed by secondary collision due to the fact that clamping claws made of metal directly contact the white bus body rear door can be avoided. Therefore, the design can effectively improve the quality of the vehicle body and reduce the repair rate of the white vehicle body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the installation of the present invention.
In the figure: the device comprises a fixed support 1, a top plate 11, a bottom plate 12, a vertical plate 13, a first supporting device 2, a first supporting arm 21, a first spiral spring 22, a first clamping jaw 23, a second supporting device 3, a second supporting arm 31, a second spiral spring 32, a second clamping jaw 33, a middle supporting device 4, a fixed arm 5, a rotating shaft 6, a limiting pin 7 and a liquid leakage hole 8.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 2, a light bus back door closing prevention apparatus, comprising: the device comprises a fixed bracket 1, a first supporting device 2, a second supporting device 3, a middle supporting device 4 and a fixed arm 5; fixed bolster 1 and fixed arm 5 fixed connection, the middle part of fixed bolster 1 and well strutting arrangement 4's tip fixed connection, well strutting arrangement 4 sets up with fixed arm 5 is perpendicular, first strutting arrangement 2 sets up in the both sides of well strutting arrangement 4 with second strutting arrangement 3 symmetry, the tip and the fixed bolster 1 normal running fit of first strutting arrangement 2, the tip and the fixed bolster 1 normal running fit of second strutting arrangement 3.
The first support means 2 comprise: a first support arm 21, a first coil spring 22, and a first claw 23; one end of the first support arm 21 is fixedly connected with a first claw 23, the other end of the first support arm 21 is in rotating fit with the fixed support 1, and the first support arm 21 is connected with the middle part of the middle support device 4 through a first spiral spring 22 arranged in the middle part of the first support arm; the second supporting device 3 comprises: a second support arm 31, a second coil spring 32, and a second jaw 33; one end of the second supporting arm 31 is fixedly connected with the second claw 33, the other end of the second supporting arm 31 is rotatably matched with the fixed support 1, and the second supporting arm 31 is connected with the middle part of the middle supporting device 4 through a second spiral spring 32 arranged in the middle part of the second supporting arm 31.
The fixing bracket 1 includes: the device comprises a top plate 11, a bottom plate 12 and a vertical plate 13, wherein the side part of the top plate 11 is vertically connected with the top part of the vertical plate 13, and the side part of the bottom plate 12 is vertically connected with the bottom part of the vertical plate 13.
The middle supporting device 4 is fixedly arranged between a top plate 11 and a bottom plate 12, the top plate 11 is fixedly connected with the bottom plate 12 through the middle supporting device 4, the end portion of the middle supporting device 4 is vertically connected with a vertical plate 13, the top plate 11 is connected with the bottom plate 12 through limiting pins 7 arranged on two sides of the top plate 11, the first supporting device 2 and the second supporting device 3 are in rotating fit with the top plate 11 and the bottom plate 12 through rotating shafts 6 of the first supporting device and the second supporting device, and the vertical plate 13 is fixedly connected with a fixing arm 5.
The metal heads of the tops of the first jaw 25 and the second jaw 33 are coated with a plurality of elastic sheaths.
And the fixed arm 5 is provided with a plurality of fixed holes, and the fixed holes can be in threaded connection with threaded mounting holes in a rear tail beam of the white car body through fixed bolts.
A use method of a light bus back door closing prevention device comprises the following steps:
the first step is as follows: installing the anti-closing device on the white vehicle body:
after the white automobile body is assembled and adjusted in a welding workshop, the through hole in the fixing arm 5 of the anti-closing device is close to the threaded mounting hole in the rear tail beam of the white automobile body, the anti-closing device is fastened on the rear tail beam of the white automobile body by penetrating the through hole in the fixing arm 5 through a fixing bolt, and the mounting step is completed;
the second step is that: supporting a white body back door:
pressing the first supporting device 2 and the second supporting device 3 of the anti-closing device, fixing the first supporting device 2 and the second supporting device 3 in the liquid leakage hole 8 at the lower part of the back door, and completing the supporting step;
the third step: transferring the body in white:
transferring the body-in-white after the support of the anti-closing device is completed to a coating workshop through a logistics trolley, transferring the body-in-white to a final assembly workshop through the logistics trolley after the production process of the coating workshop is completed, and completing the transferring step after the production process of the final assembly workshop is completed;
the fourth step: removing the anti-closing device from the body in white:
and (3) separating the first support device 2 and the second support device 3 of the anti-closing device from the lower liquid leakage hole 8 of the back door, loosening the fixing bolt, and removing the anti-closing device from the rear tail beam of the body-in-white, wherein the dismantling step is completed.
The principle of the invention is illustrated as follows:
the invention utilizes the claw to be inserted into the liquid leakage hole 8 on the back door to achieve the effect of fixing the back door. The liquid leakage hole 8 is positioned at the bottom of the inner side of the back door.
The number of the through holes on the fixing arm 5 is at least 2, wherein 1 through hole is positioned on the center line of the fixing arm, and when the fixing arm is installed, the through hole is installed on a threaded hole in the middle of a tail beam of a white automobile body. The extension of the center line of the invention in the mounted state is located on the center plane of symmetry of the body in white.
The invention utilizes the elasticity of the first spiral spring 22 and the second spiral spring 32 to press the back door, thereby avoiding the back door from colliding and shaking in the transferring process.
Example 1:
a light bus back door anti-closing device, comprising: the device comprises a fixed bracket 1, a first supporting device 2, a second supporting device 3, a middle supporting device 4 and a fixed arm 5; the fixing support 1 is fixedly connected with a fixing arm 5, the middle part of the fixing support 1 is fixedly connected with the end part of a middle supporting device 4, the middle supporting device 4 is perpendicular to the fixing arm 5, the first supporting device 2 and the second supporting device 3 are symmetrically arranged on two sides of the middle supporting device 4, the end part of the first supporting device 2 is in rotating fit with the fixing support 1, and the end part of the second supporting device 3 is in rotating fit with the fixing support 1; the first support means 2 comprise: a first support arm 21, a first coil spring 22, and a first claw 23; one end of the first support arm 21 is fixedly connected with a first claw 23, the other end of the first support arm 21 is in rotating fit with the fixed support 1, and the first support arm 21 is connected with the middle part of the middle support device 4 through a first spiral spring 22 arranged in the middle part of the first support arm; the second supporting device 3 comprises: a second support arm 31, a second coil spring 32, and a second jaw 33; one end of the second supporting arm 31 is fixedly connected with a second claw 33, the other end of the second supporting arm 31 is in rotating fit with the fixed support 1, and the second supporting arm 31 is connected with the middle part of the middle supporting device 4 through a second spiral spring 32 arranged in the middle part of the second supporting arm; the first supporting device 2 and the second supporting device 3 are rotatably matched with the fixed support 1 through a rotating shaft 6 arranged at the end parts of the first supporting device and the second supporting device, two limiting pins 7 are respectively arranged at two sides of the fixed support 1, and the first supporting device 2 and the second supporting device 3 are respectively in limiting fit with the limiting pins 7 at the corresponding sides of the first supporting device and the second supporting device; the fixing bracket 1 includes: the device comprises a top plate 11, a bottom plate 12 and a vertical plate 13, wherein the side part of the top plate 11 is vertically connected with the top of the vertical plate 13, and the side part of the bottom plate 12 is vertically connected with the bottom of the vertical plate 13; the middle supporting device 4 is fixedly arranged between a top plate 11 and a bottom plate 12, the top plate 11 is fixedly connected with the bottom plate 12 through the middle supporting device 4, the end portion of the middle supporting device 4 is vertically connected with a vertical plate 13, the top plate 11 is connected with the bottom plate 12 through limiting pins 7 arranged on two sides of the top plate 11, the first supporting device 2 and the second supporting device 3 are in rotating fit with the top plate 11 and the bottom plate 12 through rotating shafts 6 of the first supporting device and the second supporting device, and the vertical plate 13 is fixedly connected with a fixing arm 5.
A use method of a light bus back door closing prevention device comprises the following steps:
the first step is as follows: installing the anti-closing device on the white vehicle body:
after the white automobile body is assembled and adjusted in a welding workshop, the through hole in the fixing arm 5 of the anti-closing device is close to the threaded mounting hole in the rear tail beam of the white automobile body, the anti-closing device is fastened on the rear tail beam of the white automobile body by penetrating the through hole in the fixing arm 5 through a fixing bolt, and the mounting step is completed;
the second step is that: supporting a white body back door:
pressing the first supporting device 2 and the second supporting device 3 of the anti-closing device, fixing the first supporting device 2 and the second supporting device 3 in the liquid leakage hole 8 at the lower part of the back door, and completing the supporting step;
the third step: transferring the body in white:
transferring the body-in-white after the support of the anti-closing device is completed to a coating workshop through a logistics trolley, transferring the body-in-white to a final assembly workshop through the logistics trolley after the production process of the coating workshop is completed, and completing the transferring step after the production process of the final assembly workshop is completed;
the fourth step: removing the anti-closing device from the body in white:
and (3) separating the first support device 2 and the second support device 3 of the anti-closing device from the lower liquid leakage hole 8 of the back door, loosening the fixing bolt, and removing the anti-closing device from the rear tail beam of the body-in-white, wherein the dismantling step is completed.
Example 2:
the metal heads of the tops of the first jaw 25 and the second jaw 33 are coated with a plurality of elastic sheaths.
Example 3:
and the fixed arm 5 is provided with a plurality of fixed holes, and the fixed holes can be in threaded connection with threaded mounting holes in a rear tail beam of the white car body through fixed bolts.
Claims (8)
1. The utility model provides a light bus back door anti-closing device which characterized in that:
the gate-off prevention device comprises: the device comprises a fixed support (1), a first supporting device (2), a second supporting device (3), a middle supporting device (4) and a fixed arm (5); fixed bolster (1) and fixed arm (5) fixed connection, the middle part of fixed bolster (1) and the tip fixed connection of well strutting arrangement (4), well strutting arrangement (4) set up with fixed arm (5) are perpendicular, first strutting arrangement (2) and second strutting arrangement (3) symmetry set up in the both sides of well strutting arrangement (4), the tip and the fixed bolster (1) normal running fit of first strutting arrangement (2), the tip and the fixed bolster (1) normal running fit of second strutting arrangement (3).
2. The light bus back door closing prevention device of claim 1, wherein:
the first support device (2) comprises: a first support arm (21), a first coil spring (22) and a first jaw (23); one end of the first support arm (21) is fixedly connected with the first clamping jaw (23), the other end of the first support arm (21) is in rotating fit with the fixed support (1), and the first support arm (21) is connected with the middle part of the middle support device (4) through a first spiral spring (22) arranged in the middle part of the first support arm;
the second support means (3) comprises: a second support arm (31), a second coil spring (32), and a second jaw (33); one end of the second supporting arm (31) is fixedly connected with the second clamping jaw (33), the other end of the second supporting arm (31) is in rotating fit with the fixing support (1), and the second supporting arm (31) is connected with the middle of the middle supporting device (4) through a second spiral spring (32) arranged in the middle of the second supporting arm.
3. A light bus back door closing prevention device according to claim 1 or 2, wherein:
first strutting arrangement (2), second strutting arrangement (3) all are through rotation axis (6) and the rotating fit of fixed bolster (1) that its tip set up, the both sides of fixed bolster (1) respectively are provided with a spacer pin (7), first strutting arrangement (2) and second strutting arrangement (3) are rather than the spacing cooperation of spacer pin (7) of corresponding side.
4. The light bus back door closing prevention device of claim 3, wherein:
the fixing bracket (1) comprises: the device comprises a top plate (11), a bottom plate (12) and a vertical plate (13), wherein the side part of the top plate (11) is vertically connected with the top of the vertical plate (13), and the side part of the bottom plate (12) is vertically connected with the bottom of the vertical plate (13).
5. The light bus back door closing prevention device of claim 4, wherein:
the middle supporting device (4) is fixedly arranged between the top plate (11) and the bottom plate (12), the top plate (11) is fixedly connected with the bottom plate (12) through the middle supporting device (4), the end part of the middle supporting device (4) is perpendicularly connected with the vertical plate (13), the top plate (11) is connected with the bottom plate (12) through limiting pins (7) arranged on two sides of the top plate, the first supporting device (2) and the second supporting device (3) are in rotating fit with the top plate (11) and the bottom plate (12) through rotating shafts (6), and the vertical plate (13) is fixedly connected with the fixing arm (5).
6. The light bus back door closing prevention device of claim 5, wherein:
and a plurality of elastic sheaths are coated on the metal claw heads at the tops of the first claw (23) and the second claw (33).
7. The light bus back door closing prevention device of claim 6, wherein:
a plurality of fixing holes are formed in the fixing arm (5), and the fixing holes can be in threaded connection with threaded mounting holes in a tail beam of a white automobile body through fixing bolts.
8. A method for using a light bus back door closing prevention device of any one of claims 1 to 7, characterized in that:
the using method comprises the following steps:
the first step is as follows: installing the anti-closing device on the white vehicle body:
after the white automobile body is assembled and adjusted in a welding workshop, enabling a through hole in a fixing arm (5) of the anti-closing device to be close to a threaded mounting hole in a rear tail beam of the white automobile body, and fastening the anti-closing device on the rear tail beam of the white automobile body by penetrating a fixing bolt through the through hole in the fixing arm (5), wherein the mounting step is completed;
the second step is that: supporting a white body back door:
pressing a first supporting device (2) and a second supporting device (3) of the anti-closing device, and fixing the first supporting device (2) and the second supporting device (3) in a liquid leakage hole (8) at the lower part of the back door, wherein the supporting step is completed;
the third step: transferring the body in white:
transferring the body-in-white after the support of the anti-closing device is completed to a coating workshop through a logistics trolley, transferring the body-in-white to a final assembly workshop through the logistics trolley after the production process of the coating workshop is completed, and completing the transferring step after the production process of the final assembly workshop is completed;
the fourth step: removing the anti-closing device from the body in white:
and (3) separating the first support device (2) and the second support device (3) of the anti-closing device from the lower liquid leakage hole (8) of the back door, loosening the fixing bolt, and removing the anti-closing device from the back tail beam of the white car body, wherein the dismantling step is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110411546.6A CN113104134A (en) | 2021-04-16 | 2021-04-16 | Light bus back door closing prevention device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110411546.6A CN113104134A (en) | 2021-04-16 | 2021-04-16 | Light bus back door closing prevention device and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113104134A true CN113104134A (en) | 2021-07-13 |
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ID=76717807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110411546.6A Pending CN113104134A (en) | 2021-04-16 | 2021-04-16 | Light bus back door closing prevention device and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113104134A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115025908A (en) * | 2022-06-30 | 2022-09-09 | 东风汽车股份有限公司 | Paint collision damage prevention device and method for top-side decorative plate of overhead-battery passenger car |
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| WO2021048166A1 (en) * | 2019-09-09 | 2021-03-18 | Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg | Door assembly for a vehicle door having a door adjustment assembly held in an installation position on a door module and installation method |
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| CN202238558U (en) * | 2011-10-25 | 2012-05-30 | 东风汽车股份有限公司 | Locking mechanism for split back door of vehicle |
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Application publication date: 20210713 |