CN111216672A - Pedestrian protection device for vehicle - Google Patents
Pedestrian protection device for vehicle Download PDFInfo
- Publication number
- CN111216672A CN111216672A CN202010156021.8A CN202010156021A CN111216672A CN 111216672 A CN111216672 A CN 111216672A CN 202010156021 A CN202010156021 A CN 202010156021A CN 111216672 A CN111216672 A CN 111216672A
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- CN
- China
- Prior art keywords
- vehicle
- baffle
- liquid nitrogen
- trigger signal
- air bag
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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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
- B60R21/36—Protecting non-occupants of a vehicle, e.g. pedestrians using airbags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention provides a pedestrian protection apparatus for a vehicle, installed at a bottom of the vehicle, comprising: the infrared human body induction modules are positioned in front of each wheel of the vehicle and generate electric signals when sensing that pedestrians exist; the infrared human body induction module comprises a plurality of buffer air bag modules, a plurality of liquid nitrogen storage modules and a plurality of air bags, wherein the buffer air bag modules are arranged behind the infrared human body induction module and comprise a shell, a liquid nitrogen tank, a liquid nitrogen trigger and an air bag; the telescopic baffle plate modules are correspondingly arranged behind the buffer air bag modules and comprise baffle plate shells, two sections of telescopic baffle plates, lower end baffle plates and baffle plate triggers; the main control chip is positioned above the infrared human body induction module and used for receiving the electric signal and then generating and sending a liquid nitrogen trigger signal, a baffle trigger signal and a voice trigger signal; the buzzer is arranged beside the main control chip; and the power supply module is connected into a cab of the vehicle and is electrically connected with the infrared human body induction module, the buffering air bag module, the telescopic baffle plate module, the main control chip and the buzzer.
Description
Technical Field
The present invention relates to a pedestrian protection apparatus, and particularly to a pedestrian protection apparatus for a vehicle.
Background
Nowadays, a lot of heavy truck trucks pass through the road, and drivers of the heavy truck trucks have large visual blind areas when driving, so that the drivers cannot know whether people exist in front of wheels at all in many times, and particularly the visual blind areas of rear wheels are larger. This situation can make the traffic accident caused by heavy truck serious, and the driver can unknowingly press the disabled or even die the passerby. However, the first collision of the heavy trucks to the pedestrian does not always cause fatal damage to the pedestrian, and the pedestrian is always pressed again after being collided and fallen down. Therefore, a pedestrian protection apparatus for a vehicle is required.
Disclosure of Invention
The present invention has been made to solve the above-described problems, and an object thereof is to provide a pedestrian protection apparatus for a vehicle.
The present invention provides a pedestrian protection apparatus for a vehicle, installed on a vehicle floor, having the features including: the infrared human body induction modules are arranged at the bottom of the vehicle and positioned in front of each wheel of the vehicle, and are used for sensing whether a pedestrian exists in front of the wheel of the vehicle or not and generating an electric signal when sensing that the pedestrian exists; the plurality of buffer air bag modules are arranged in front of each wheel of the vehicle and behind the infrared human body induction module, and comprise a shell, a liquid nitrogen tank arranged in the shell, a liquid nitrogen trigger arranged on the liquid nitrogen tank and an air bag connected with the liquid nitrogen tank; the telescopic baffle plate modules are correspondingly arranged behind the buffer air bag modules and comprise baffle plate shells, two sections of telescopic baffle plates arranged in the baffle plate shells, lower end baffle plates arranged at the bottoms of the baffle plate shells and baffle plate triggers arranged at the lower end baffle plates; the main control chip is positioned above the infrared human body induction module and used for receiving the electric signal and then generating and sending a liquid nitrogen trigger signal, a baffle trigger signal and a voice trigger signal; the buzzer is arranged beside the main control chip and used for making sound to carry out voice warning; and power module, in the driver's cabin of access vehicle, with infrared human body response module, buffering gasbag module, flexible baffle module, main control chip and bee calling organ electric connection, a power supply, wherein, main control chip and infrared human body response module, the liquid nitrogen trigger, baffle trigger and bee calling organ communication connection, generate the signal of telecommunication and send to main control chip when infrared human body response module perception arrives vehicle the place ahead someone, main control chip receives behind the signal of telecommunication and generates and send liquid nitrogen trigger signal, baffle trigger signal and pronunciation trigger signal, liquid nitrogen trigger signal is received to the liquid nitrogen trigger, baffle trigger receives baffle trigger signal, bee calling organ carries out the pronunciation warning after receiving pronunciation trigger signal.
In the pedestrian protection apparatus for a vehicle provided by the present invention, there may be further provided a feature that: the lower end baffle is arranged at the bottom of the baffle shell and used for sealing the two sections of telescopic baffles in the baffle shell.
In the pedestrian protection apparatus for a vehicle provided by the present invention, there may be further provided a feature that: the baffle trigger is used for receiving a baffle trigger signal and controlling the opening of the lower end baffle to enable the two sections of telescopic baffles to be unfolded, and the unfolded two sections of telescopic baffles are used for preventing pedestrians from being involved under the wheels.
In the pedestrian protection apparatus for a vehicle provided by the present invention, there may be further provided a feature that: the liquid nitrogen trigger is used for receiving a liquid nitrogen trigger signal and controlling the liquid nitrogen tank to be opened to inflate the air bag, and the inflated air bag is used for relieving the impact of the expanded telescopic baffle on pedestrians.
In the pedestrian protection apparatus for a vehicle provided by the present invention, there may be further provided a feature that: wherein, the lowest end of the two sections of telescopic baffles after being unfolded is provided with a plurality of groups of rollers which are used for preventing the two sections of telescopic baffles from being broken.
In the pedestrian protection apparatus for a vehicle provided by the present invention, there may be further provided a feature that: wherein the air bag is compressed in a bottom position of the housing in an uninflated state.
Action and Effect of the invention
According to the pedestrian protection device for the vehicle, due to the fact that the infrared human body induction module, the buffering air bag module, the telescopic baffle plate module, the buzzer and the main control chip are matched with each other, when the infrared human body induction module senses that a person is in front of a wheel, an electric signal is sent to the main control chip, the main control chip controls the air bag to inflate, controls the telescopic baffle plate to unfold and controls the buzzer to warn by generating and sending the liquid nitrogen trigger signal, the baffle plate trigger signal and the voice trigger signal, and therefore the pedestrian under the bottom of the vehicle can be prevented from being drawn into the wheel under the action of the telescopic baffle plate and the air bag and being not damaged to a certain extent under the action of the telescopic baffle plate and the air bag, meanwhile, a driver can be warned through the warning of the buzzer, and the personal safety of the pedestrian is effectively. Therefore, the pedestrian protection device for the vehicle can avoid the situation that pedestrians are drawn under wheels, meanwhile, a driver can be reminded in time through the buzzer, secondary damage to the pedestrians after being knocked down can be effectively prevented, and the personal safety of the pedestrians can be guaranteed to a certain extent.
Drawings
Fig. 1 is a schematic view of an installation position of a pedestrian protection apparatus for a vehicle on the vehicle in an embodiment of the invention;
fig. 2 is a schematic view of an installation position of a pedestrian protection apparatus for a vehicle at a front wheel of the vehicle in an embodiment of the invention;
FIG. 3 is a schematic structural view of a cushion airbag module when the airbag is not inflated in an embodiment of the present invention;
FIG. 4 is a schematic structural view of a cushion airbag module after inflation of the airbag in an embodiment of the present invention;
FIG. 5 is a schematic structural view of a retractable barrier module when the retractable barrier is not deployed in an embodiment of the present invention;
FIG. 6 is a schematic structural view of a retractable barrier module after deployment of retractable barriers in an embodiment of the present invention;
fig. 7 is an overall schematic view of a pedestrian protection apparatus for a vehicle after inflation of an airbag and deployment of a retractable barrier in an embodiment of the present invention.
Detailed Description
In order to make the technical means and functions of the present invention easy to understand, the present invention is specifically described below with reference to the embodiments and the accompanying drawings.
Fig. 1 is a schematic view of an installation position of a pedestrian protection apparatus for a vehicle on the vehicle in an embodiment of the present invention, and fig. 2 is a schematic view of an installation position of a pedestrian protection apparatus for a vehicle at a front wheel of the vehicle in an embodiment of the present invention.
As shown in fig. 1 and 2, a pedestrian protection apparatus 100 for a vehicle according to the present embodiment is mounted on a vehicle bottom, and includes an infrared human body sensing module 10, a cushion airbag module 20, a retractable barrier module 30, a main control chip 40, a buzzer 50, and a power supply module 60 (not shown).
The plurality of infrared human body sensing modules 10 are disposed at the bottom of the vehicle in front of each wheel of the vehicle, and sense whether a pedestrian is present in front of the wheel of the vehicle, and generate an electrical signal when sensing the presence of the pedestrian.
FIG. 3 is a schematic diagram of a cushion airbag module of an embodiment of the present invention when the airbag is not inflated.
The plurality of buffer airbag modules 20 are disposed in front of each wheel of the vehicle and behind the infrared human body sensing module 10, and include a housing 21, a liquid nitrogen tank 22 disposed in the housing 21, a liquid nitrogen trigger 23 disposed on the liquid nitrogen tank 22, and an airbag 24 connected to the liquid nitrogen tank 22.
The bladder 24 is compressed in an uninflated state to a bottom position of the housing.
FIG. 4 is a schematic structural view of a cushion airbag module after inflation of the airbag in an embodiment of the present invention.
As shown in fig. 4, the airbag 24 is deployed after inflation.
Fig. 5 is a schematic structural view of a retractable barrier module when the retractable barrier is not deployed in an embodiment of the present invention, and fig. 6 is a schematic structural view of a retractable barrier module after the retractable barrier is deployed in an embodiment of the present invention.
As shown in fig. 5 and 6, a plurality of retractable barrier modules 30 are correspondingly disposed behind the cushion airbag module 20, and include a barrier housing 31, two retractable barriers 32 disposed in the barrier housing 31, a lower barrier 33 disposed at the bottom of the barrier housing 31, and a barrier trigger disposed at the lower barrier 33.
A lower end baffle 33 is provided at the bottom of the baffle housing 31 for enclosing the two sections of retractable baffle 32 within the baffle housing 31.
The lower end of the two sections of telescopic baffles 32 after being unfolded is provided with a plurality of groups of rollers 321, and the rollers 321 are used for preventing the two sections of telescopic baffles 32 from being broken off in the process of following the vehicle in the advancing process.
The main control chip 40 is located above the infrared human body sensing module 10, and is configured to receive the electrical signal and then generate and send a liquid nitrogen trigger signal, a baffle trigger signal, and a voice trigger signal.
The buzzer 50 is disposed beside the main control chip 40 and is used for making a voice warning.
The power supply module 60 is connected to the cab of the vehicle, and is electrically connected to the infrared human body sensing module 10, the airbag module 20, the retractable barrier module 30, the main control chip 40, and the buzzer 50, for supplying power.
The barrier trigger is used for receiving a barrier trigger signal and controlling the lower end barrier 33 to be opened so as to enable the two sections of telescopic barriers 32 to be unfolded, and the unfolded two sections of telescopic barriers 32 are used for preventing pedestrians from being involved under the wheels.
The liquid nitrogen trigger 23 is used for receiving a liquid nitrogen trigger signal and controlling the liquid nitrogen tank 22 to be opened to inflate the air bag 24, and the inflated air bag 24 is used for relieving the impact of the unfolded telescopic baffle 32 on pedestrians.
Fig. 7 is an overall schematic view of a pedestrian protection apparatus for a vehicle after inflation of an airbag and deployment of a retractable barrier in an embodiment of the present invention.
As shown in fig. 7, the two sections of the retractable barrier 32 after deployment will block a plane in front of the tire, and the air bag 24 will be laid in front of the retractable barrier 32 at the same time.
The operation of a pedestrian protection apparatus 100 for a vehicle of the present embodiment is as follows:
the airbag 24 does not affect the ground clearance of the vehicle when the inflatable retractable baffle 32 is not deployed, and the vehicle can be ensured to normally cross an obstacle with a reasonable height. When the infrared human body sensing module 10 senses that a person is in front of the wheel, an alarming electric signal is immediately sent to the main control chip 40, the main control chip 40 immediately sends a liquid nitrogen trigger signal, a baffle trigger signal and a voice trigger signal after receiving an electric signal alarm, the liquid nitrogen trigger 23 opens the liquid nitrogen tank 22 to inflate the air bag 24 after receiving the liquid nitrogen trigger signal, the baffle trigger receives the baffle trigger signal and controls the lower end baffle 33 to open to unfold the two sections of telescopic baffles 32, the buzzer 50 receives the voice trigger signal and then gives an audible alarm, the unfolded two sections of telescopic baffles 32 block a plane in front of the tire, the air bag 24 is laid in front of the telescopic baffles 32 at the same time, so that the person under the bottom of the vehicle can not be caught under the wheel under the action of the telescopic baffles 32 and the air bag 24 and cannot be collided to a certain degree, and the buzzer 50 also gives an alarming sound to remind a driver, the driver can brake and take safety measures in the fastest time.
Effects and effects of the embodiments
According to the pedestrian protection device for the vehicle that this embodiment relates to, because be equipped with infrared human body response module, buffering gasbag module, the retractable baffle module, bee calling organ and main control chip are mutually supported, when the infrared human body response module perception had the people in front of the wheel, send electric signal to main control chip, main control chip is through generating and sending liquid nitrogen trigger signal, baffle trigger signal and pronunciation trigger signal control the gasbag and aerify, control retractable baffle expandes and control bee calling organ and warn, so can have the people under the vehicle bottom, make the people under the vehicle bottom not be drawn into under the wheel and not hurt to a certain extent in the effect of retractable baffle and gasbag, can warn the driver through the warning of bee calling organ simultaneously, pedestrian's personal safety has effectively been ensured. Therefore, a pedestrian protection device for vehicle of this embodiment can avoid being drawn into the pedestrian under the wheel, can in time remind the driver through bee calling organ simultaneously, can effectively prevent to the secondary damage after knocking down the pedestrian, can ensure pedestrian's personal safety to a certain extent.
Furthermore, the air bag is compressed at the bottom of the shell in an uninflated state, and the two sections of telescopic baffles are sealed in the baffle shell by the lower end baffle when not unfolded, so that the ground clearance of the vehicle cannot be influenced by the air bag and the telescopic baffles when the vehicle normally runs, and the vehicle can be ensured to cross an obstacle with a reasonable height.
Furthermore, because the lowest end of the two sections of the telescopic baffles after being unfolded is provided with a plurality of groups of rollers, the telescopic baffles can be prevented from being broken off in the process of following the vehicle to move forwards.
The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.
Claims (6)
1. A pedestrian protection apparatus for a vehicle, installed at a bottom of the vehicle, comprising:
the infrared human body induction modules are arranged at the bottom of the vehicle and positioned in front of each wheel of the vehicle, and are used for sensing whether a pedestrian exists in front of the wheel of the vehicle or not and generating an electric signal when sensing that the pedestrian exists;
the buffer air bag modules are arranged in front of each wheel of the vehicle and behind the infrared human body induction module, and comprise a shell, a liquid nitrogen tank arranged in the shell, a liquid nitrogen trigger arranged on the liquid nitrogen tank and an air bag connected with the liquid nitrogen tank;
the telescopic baffle plate modules are correspondingly arranged behind the buffer air bag modules and comprise baffle plate shells, two sections of telescopic baffle plates arranged in the baffle plate shells, lower end baffle plates arranged at the bottoms of the baffle plate shells and baffle plate triggers arranged at the lower end baffle plates;
the main control chip is positioned above the infrared human body induction module and used for receiving the electric signal and then generating and sending a liquid nitrogen trigger signal, a baffle trigger signal and a voice trigger signal;
the buzzer is arranged beside the main control chip and used for making sound to carry out voice warning; and
a power supply module which is connected into the cab of the vehicle, is electrically connected with the infrared human body induction module, the buffer air bag module, the telescopic baffle plate module, the main control chip and the buzzer and is used for supplying power,
wherein the main control chip is in communication connection with the infrared human body induction module, the liquid nitrogen trigger, the baffle trigger and the buzzer,
when the infrared human body induction module senses that people exist below the vehicle, the electric signal is generated and sent to the main control chip, the main control chip receives the electric signal, then the liquid nitrogen trigger signal, the baffle trigger signal and the voice trigger signal are generated and sent, the liquid nitrogen trigger signal is received by the liquid nitrogen trigger, the baffle trigger signal is received by the baffle trigger, and voice warning is carried out after the voice trigger signal is received by the buzzer.
2. The pedestrian protection apparatus for a vehicle according to claim 1, characterized in that:
the lower end baffle is arranged at the bottom of the baffle shell and used for sealing the two sections of the telescopic baffles in the baffle shell.
3. The pedestrian protection apparatus for a vehicle according to claim 1, characterized in that:
the baffle trigger is used for receiving the baffle trigger signal and controlling the lower end baffle to be opened so as to enable the two sections of the telescopic baffles to be unfolded, and the two sections of the unfolded telescopic baffles are used for preventing pedestrians from being involved under the wheels.
4. The pedestrian protection apparatus for a vehicle according to claim 1, characterized in that:
the liquid nitrogen trigger is used for receiving the liquid nitrogen trigger signal and controlling the liquid nitrogen tank to be opened to inflate the air bag, and the inflated air bag is used for relieving the impact of the expanded telescopic baffle on pedestrians.
5. The pedestrian protection apparatus for a vehicle according to claim 1, characterized in that:
and a plurality of groups of rollers are arranged at the lowest ends of the two sections of the telescopic baffles after being unfolded, and the rollers are used for preventing the two sections of the telescopic baffles from being broken.
6. The pedestrian protection apparatus for a vehicle according to claim 1, characterized in that:
wherein the bladder is compressed in a bottom position of the housing in an uninflated state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010156021.8A CN111216672A (en) | 2020-03-09 | 2020-03-09 | Pedestrian protection device for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010156021.8A CN111216672A (en) | 2020-03-09 | 2020-03-09 | Pedestrian protection device for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111216672A true CN111216672A (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010156021.8A Pending CN111216672A (en) | 2020-03-09 | 2020-03-09 | Pedestrian protection device for vehicle |
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| Country | Link |
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| CN (1) | CN111216672A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298094A (en) * | 2020-09-27 | 2021-02-02 | 中国第一汽车股份有限公司 | Active front bumper pedestrian protection plate system and control method thereof |
| CN112428951A (en) * | 2020-12-07 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Pedestrian protection device, vehicle and pedestrian protection method and device thereof, and storage medium |
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| CN204109964U (en) * | 2014-09-10 | 2015-01-21 | 李全民 | A kind of automobile external-use first aid air bag device |
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| JP2016084008A (en) * | 2014-10-24 | 2016-05-19 | 豊田合成株式会社 | Pedestrian airbag device |
| CN105730388A (en) * | 2016-01-15 | 2016-07-06 | 应伟民 | Method for preventing human being or animal from being rolled under wheels and ground in emergency of automobile |
| CN206510870U (en) * | 2017-03-07 | 2017-09-22 | 曲湛杰 | A kind of gasbag-type lorry protecting device for rear lower part |
| CN110091824A (en) * | 2019-06-03 | 2019-08-06 | 江碧青 | A kind of automobile-used pedestrains safety protective device |
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2020
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203805841U (en) * | 2014-04-14 | 2014-09-03 | 聊城大学 | Intelligent outside-automobile safety air bag device capable of protecting pedestrian |
| CN204109964U (en) * | 2014-09-10 | 2015-01-21 | 李全民 | A kind of automobile external-use first aid air bag device |
| JP2016084008A (en) * | 2014-10-24 | 2016-05-19 | 豊田合成株式会社 | Pedestrian airbag device |
| CN104859574A (en) * | 2015-06-10 | 2015-08-26 | 安徽安凯汽车股份有限公司 | Passenger car passive safety control system and control method |
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| CN206510870U (en) * | 2017-03-07 | 2017-09-22 | 曲湛杰 | A kind of gasbag-type lorry protecting device for rear lower part |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298094A (en) * | 2020-09-27 | 2021-02-02 | 中国第一汽车股份有限公司 | Active front bumper pedestrian protection plate system and control method thereof |
| CN112428951A (en) * | 2020-12-07 | 2021-03-02 | 安徽江淮汽车集团股份有限公司 | Pedestrian protection device, vehicle and pedestrian protection method and device thereof, and storage medium |
| CN112428951B (en) * | 2020-12-07 | 2022-06-24 | 安徽江淮汽车集团股份有限公司 | Pedestrian protection device, vehicle and pedestrian protection method and device thereof, and storage medium |
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| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200602 |