KR100302421B1 - Device for lifting seat cushion with air bag - Google Patents

Device for lifting seat cushion with air bag Download PDF

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Publication number
KR100302421B1
KR100302421B1 KR1019960080353A KR19960080353A KR100302421B1 KR 100302421 B1 KR100302421 B1 KR 100302421B1 KR 1019960080353 A KR1019960080353 A KR 1019960080353A KR 19960080353 A KR19960080353 A KR 19960080353A KR 100302421 B1 KR100302421 B1 KR 100302421B1
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KR
South Korea
Prior art keywords
seat cushion
seat
cushion
air bag
vehicle
Prior art date
Application number
KR1019960080353A
Other languages
Korean (ko)
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KR19980060985A (en
Inventor
문태성
Original Assignee
이계안
현대자동차주식회사
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Priority to KR1019960080353A priority Critical patent/KR100302421B1/en
Publication of KR19980060985A publication Critical patent/KR19980060985A/en
Application granted granted Critical
Publication of KR100302421B1 publication Critical patent/KR100302421B1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
    • B60N2/427—Seats or parts thereof displaced during a crash
    • B60N2/42727—Seats or parts thereof displaced during a crash involving substantially rigid displacement
    • B60N2/42754—Seats or parts thereof displaced during a crash involving substantially rigid displacement of the cushion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
    • B60N2/4207—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces
    • B60N2/4214—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal
    • B60N2/4221—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats characterised by the direction of the g-forces longitudinal due to impact coming from the front
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
    • B60N2/427—Seats or parts thereof displaced during a crash
    • B60N2/42772—Seats or parts thereof displaced during a crash characterised by the triggering system
    • B60N2/4279—Seats or parts thereof displaced during a crash characterised by the triggering system electric or electronic triggering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
    • B60N2/43—Safety locks

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
  • Seats For Vehicles (AREA)

Abstract

PURPOSE: A seat cushion lifting apparatus is provided to prevent a passenger from being injured from a seat belt by moving up the seat cushion with installing the air bag in the lower part of the seat back at a head-on collision, and to improve stability by restricting the submarine effect. CONSTITUTION: A seat cushion lifting device by using an air bag is composed of an ESPS(electronic single point sensing system)(1) preventing wrong operation by detecting a head-on collision and buckling of a seat belt; an inflator(2) supplying air to deploy the air bag according to the detected collision state and buckling of the seat belt; an air bag housing(3) placed in the lower part of a seat cushion to deploy the air bag according to supply of gas through a high pressure hose from the inflator, and fixed by a bracket of a seat rail; a locker(4) integrally formed in the air bag housing; a cushion lifting panel(5) connected to the lower part of the seat cushion to lift up the seat cushion according the deployment of the air bag; and a locking groove formed at the side of the cushion lifting panel for locking in operating the seat cushion normally. Passengers are protected, and stability is improved with lifting the seat cushion by the air bag at the head-on collision.

Description

에어백을 이용한 시트쿠션 상승장치Seat Cushion Lifting Device Using Air Bag

본 발명은 차량의 시트쿠션에 관한 것으로, 특히 에어백을 이용하여 시트쿠션을 상승시켜 차량의 전면 충돌발생시 시트벨트에 의한 탑승자의 복부상해를 방지시키고자 하는 에어백을 이용한 시트쿠션 상승장치(Device used Airbar for Rising the Seat Cushion)에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat cushion of a vehicle, and in particular, a seat cushion raising device using an airbag to raise a seat cushion using an airbag to prevent an abdominal injury of a passenger due to a seat belt when a front collision of the vehicle occurs. for Rising the Seat Cushion).

일반적으로 차량의 에어백은 차량충돌 발생시 전개되는 것으로, 이는 탑승자 또는 운전자의 가슴부위와 측부를 보호할 수 있도록 차량의 크래쉬패드 또는 스티어링 휠과 도어트림내에 장착되는 구조이다.In general, the airbag of the vehicle is deployed in the event of a vehicle collision, which is a structure that is mounted in the crash pad or steering wheel and the door trim of the vehicle to protect the chest and the side of the occupant or driver.

그러나, 선행기술에 의해 차량의 전면 충돌발생시 에어백이 전개되어 운전자 또는 탑승자의 가슴과 측부를 보호할 수 있지만, 운전자 또는 탑승자가 착용한 시트벨트가 운전자 또는 탑승자의 복부를 압박하게 되므로서, 운전자 또는 탑승자에게는 복부상해가 발생됨과 동시에 운전자 또는 탑승자의 서브마린(Submarine)현상이 발생하는등 차량의 충돌발생시 안정성을 제공하지 못하는 문제점이 있었다.However, although the airbag is deployed by the prior art to protect the driver's or passenger's chest and side in the event of a front collision of the vehicle, the seat belt worn by the driver or the passenger presses the driver's or passenger's abdomen, The occupant has a problem in that it does not provide stability in the event of a crash of the vehicle, such as the occurrence of abdominal injury and the submarine phenomenon of the driver or the occupant.

따라서, 본 발명은 이와같은 문제점을 해결하기 위해 차량의 시트쿠션 하단부에 에어백을 장착시킨 후, 차량의 전면 충돌발생시 장착된 에어백을 이용하여 시트쿠션을 상승시키므로서, 시트벨트에 의한 운전자 또는 탑승자의 복부상해를 방지함은 물론 운전자 또는 탑승자의 서브머린현상을 방지하여 차량의 충돌발생시 안정성을 향상시키고자 하는데 그 목적이 있는 것이다.Therefore, in order to solve the problem, the present invention mounts the airbag at the lower end of the seat cushion of the vehicle, and then raises the seat cushion using the airbag mounted at the time of the front collision of the vehicle. The purpose is to prevent abdominal injury as well as to improve the stability of the vehicle collision by preventing the submarine phenomenon of the driver or passenger.

제1도는 본 발명 에어백을 이용한 시트쿠션 상승장치의 구조를 보인 구성도.1 is a block diagram showing the structure of the seat cushion lifting apparatus using the airbag of the present invention.

제2도는 본 발명 에어백을 이용한 시트쿠션 상승장치의 동작상태를 보인 구성도2 is a configuration diagram showing the operating state of the seat cushion lifting apparatus using the air bag of the present invention

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 이에스피에스부 2 : 인플레이터1: ES PS 2: Inflator

3 : 에어백하우징 4 : 록커3: airbag housing 4: locker

5 : 쿠션상승패널 6 : 록킹홈5: Cushion rising panel 6: Locking groove

상기 목적 달성을 위한 본 발명 에어백을 이용한 시트쿠션 상승장치는, 차량의 전면 충돌상태 및 시트벨트의 착용상태를 판단하여 승객 미탑승시 오동작이 방지되도록 하는 이에스피에스(ESPS; electric single point sensing system)부와, 상기 이에스피에스부에서 감지된 차량의 충돌상태 및 시트벨트의 착용상태에 따라 에어백을 전개시키도록 일정가스를 공급하는 인플레이터(Inflator)와, 상기 인플레이터에서 고압호스를 통해 공급하는 일정가스에 따라 에어백이 전개되도록 차량의 시트쿠션 하단부에 위치하면서 차량의 시트레일에 브라켓으로 고정된 에어백하우징과, 상기 에어백하우징의 일측에 일체로 성형된 록커와, 힌지축을 중심으로 차량의 시트쿠션 하단부에 연결되면서 상기 에어백하우징에서 전개되는 에어백에 따라 차량의 시트쿠션을 상승시키도록 회전동작하는 쿠션상승패널과, 시트쿠션의 정상상태시 상기 록커에 록킹동작하도록 상기 쿠션상승패널의 일측에 가공되어 형성된 록킹홈으로 이루어진 것을 특징으로 하는 것이다.Seat cushion raising apparatus using the present invention airbag for achieving the above object, the electric single point sensing system (ESPS) to prevent the malfunction when the passenger is not riding by determining the front collision state of the vehicle and the wearing state of the seat belt And an inflator for supplying a constant gas to deploy the airbag according to the collision state of the vehicle and the wearing state of the seat belt detected by the ESPS, and the constant gas supplied through the high pressure hose from the inflator. The airbag housing is positioned at the lower end of the seat cushion of the vehicle so that the airbag is deployed, the locker is integrally formed on one side of the airbag housing, the locker is integrally formed on one side of the airbag housing, and is connected to the lower end of the seat cushion of the vehicle. While raising the seat cushion of the vehicle according to the air bag deployed in the air bag housing It is characterized in that the lock rising panel and the locking groove to be rotated, and the locking groove is formed on one side of the cushion rising panel to lock the locker in the normal state of the seat cushion.

상기 구성에 의하여, 차량의 전면 충돌이 발생하면, 이를 감지하는 이에스피에스부에서는 운전자 또는 탑승자의 시트벨트 착용상태를 판단한다. 이때 승객이 탑승하지 않은 상태, 즉 시트벨의 착용여부가 감지되지 아니하면 인플레이터의 구동이 실행되지 않아 오동작이 방지되는 것이며, 승객이 탑승하고 있어 시트벨트의 착용상태가 감지되면 인플레이터를 구동시키고, 상기 인플레이터의 구동에 따라 시트쿠션 하단부에 장착고정된 에어백이 전개되도록 한다.By the above configuration, when the front collision of the vehicle occurs, the ES part detecting this determines the seat belt wearing state of the driver or passenger. At this time, if the passenger is not boarded, that is, whether the seatbelt is not detected, the driving of the inflator is not performed, and malfunction is prevented.If the passenger is on board and the seatbelt is detected, the inflator is driven. According to the driving of the inflator, a fixed airbag mounted on the lower end of the seat cushion is deployed.

이때 상기 에어백의 전개에 따라 차량의 시트쿠션 하단부에 장착된 쿠션상승패널이 상승하게 되는 것이며, 동시에 차량의 시트쿠션이 상승하게 되므로서, 시트벨트에 의한 운전자 또는 탑승자의 복부를 보호할 수 있게 되는 것이다.In this case, as the air bag is deployed, the cushion rising panel mounted on the lower portion of the seat cushion of the vehicle is raised, and at the same time, the seat cushion of the vehicle is raised, thereby protecting the abdomen of the driver or the occupant by the seat belt. will be.

이하 첨부된 도 1 및 도 2를 참조하여 본 발명의 바람직한 실시예를 상술한다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to FIGS. 1 and 2.

도 1은 본 발명 에어백을 이용한 시트쿠션 상승장치의 구조를 보인 구성도이고, 도 2는 본 발명 에어백을 이용한 시트쿠션 상승장치의 동작상태를 보인 구성도이다.1 is a block diagram showing the structure of the seat cushion raising device using the airbag of the present invention, Figure 2 is a block diagram showing the operation state of the seat cushion raising device using the airbag of the present invention.

도 1 및 도 2에 도시된 바와같이, 차량에는 차량의 전면 충돌상태 및 시트벨트의 착용상태를 판단하는 이에스피에스부(1)가 장착되어 있다.As shown in Fig. 1 and 2, the vehicle is equipped with an ES part 1 for determining the front collision state of the vehicle and the wearing state of the seat belt.

상기 이에스피에스부(1)에서 감지된 차량의 충돌상태 및 시트벨트의 착용상태에 따라 이들 두가지의 조건을 동시에 만족하는 경우 인플레이터(2)에서는 에어백이 전개시키기 위한 일정가스를 고압호스를 통해 공급하게 된다.When the two conditions are satisfied at the same time according to the collision state of the vehicle detected by the ES part 1 and the wearing state of the seat belt, the inflator 2 supplies a predetermined gas for deploying the airbag through the high pressure hose. do.

상기 인플레이터(2)에서 공급하는 일정가스에 따라 에어백이 전개되도록 차량의 시트레일에 브라켓으로 고정된 에어백하우징(3)을 차량의 시트쿠션 하단부에 설치되어 있으며, 상기 에어백하우징(3)의 일측에는 시트의 이동을 억제하기 위한 록커(4)가 일체로 성형되어 있다.An airbag housing 3 fixed to the seat rail of the vehicle is installed at the lower end of the seat cushion of the vehicle so that the airbag is deployed according to a predetermined gas supplied from the inflator 2, and at one side of the airbag housing 3. The locker 4 for suppressing the movement of the sheet is molded integrally.

그리고, 상기 에어백하우징(3)에서 전개되는 에어백에 따라 차량의 시트쿠션을 상승시키도록 회전동작하는 쿠션상승패널(5)은 힌지축을 중심으로 차량의 시트쿠션 하단부에 연결되어 있고, 시트쿠션의 정상상태시 상기 록커(4)에 록킹동작하도록 상기 쿠션상승패널(5)의 일측에는 록킹홈(6)이 가공되어 있다.In addition, the cushion lift panel (5) which rotates to raise the seat cushion of the vehicle according to the air bag deployed in the air bag housing (3) is connected to the lower portion of the seat cushion of the vehicle around the hinge axis, The locking groove 6 is machined on one side of the cushion rising panel 5 to lock the locker 4 in the state.

상기와 같은 일실시예의 구성에 따라, 차량의 시트쿠션 하단부에 위치하면서 차량의 시트레일에 브라켓으로 고정된 에어백하우징(3)의 일측에 돌출되어 형성된 록커(4)가 차량의 시트쿠션 하단부에 장착된 쿠션상승패널(5)의 일측에 가공되어 형성된 록킹홈(6)에 록킹되어 있는 상태에서 차량의 전면 충돌이 발생하면, 차량에 장착된 이에스피에스부(1)에서는 이를 감지한 후, 운전자 또는 탑승자의 시트벨트 착용상태를 판단하게 되는 것으로, 이때 상기 판단결과에 따라 차량의 전면 충돌이 안정상의 설정된 값보다 크고 운전자 또는 탑승자가 시트벨트를 착용한 상태로 실내에 있으면, 상기 이에스피에스부(1)에서는 인플레이터(2)를 제어하게 된다.According to the configuration of the embodiment as described above, the locker (4) formed on the lower portion of the seat cushion of the vehicle protrudes on one side of the airbag housing (3) fixed to the seat rail of the vehicle by the bracket is mounted on the lower portion of the seat cushion of the vehicle When the front collision of the vehicle occurs in the state of being locked in the locking groove 6 formed by being processed on one side of the cushion rising panel 5, the ES part 1 mounted on the vehicle detects this, and then the driver or The seat belt wearing state of the occupant is determined. In this case, if the front collision of the vehicle is greater than the set value of stability according to the determination result and the driver or the passenger is indoors wearing the seat belt, the ES part 1 ) Controls the inflator 2.

이때, 상기 인플레이터(2)에서는 착용된 시트벨트를 통한 운전자 또는 탑승자의 복부를 보호할 수 있도록 에어백을 전개시키는 일정가스(예: 아르곤가스)를 고압호스를 통해 차량의 시트레일에 브라켓으로 고정된 에어백하우징(3)에 공급하게 되고, 상기 에어백하우징(3)에서는 공급된 일정가스에 따라 시트쿠션을 상승시키기 위한 에어백을 전개시키게 되는 것이다.At this time, the inflator (2) is fixed to the seat rail of the vehicle through a high-pressure hose bracket (eg argon gas) to deploy the air bag to protect the abdomen of the driver or passenger through the seat belt worn The airbag housing 3 is supplied to the airbag housing 3, and the airbag housing 3 deploys an airbag for raising the seat cushion according to the supplied constant gas.

즉, 상기 에어백의 전개동작에 따라 에어백하우징(3)의 록커(4) 및 쿠션상승패널(5)의 록킹홈(6)의 록킹동작이 해제됨과 동시에 차량의 시트쿠션 하단부에 힌지축을 중심으로 연결된 쿠션상승패널(5)이 힌지축을 중심으로 상승되는 회전동작을 하게 되므로서, 상기 쿠션상승패널(5)의 상승과 동시에 차량의 시트쿠션도 상승하여 시트벨트에 의한 운전자 또는 탑승자의 복부를 보호하게 되는 것이다.That is, the locking operation of the locker 4 of the airbag housing 3 and the locking groove 6 of the cushion rising panel 5 is released according to the deployment operation of the airbag, and the hinge shaft is connected to the lower end of the seat cushion of the vehicle. As the cushion raising panel 5 is rotated about the hinge axis, the cushion raising panel 5 also raises the seat cushion of the vehicle to protect the abdomen of the driver or the occupant by the seat belt. Will be.

이상에서 설명한 바와 같이 본 발명은 차량의 시트쿠션 하단부에 에어백을 장착시킨 후, 차량의 전면 충돌발생시 장착된 에어백을 이용하여 시트쿠션을 상승시키므로서, 시트벨트에 의한 운전자 또는 탑승자의 복부상해를 방지함은 물론 운전자 또는 탑승자의 서브머린현상을 방지하여 차량의 충돌발생시 안정성을 향상시키는 효과가 있는 것이다.As described above, the present invention mounts the airbag at the lower end of the seat cushion of the vehicle, and then raises the seat cushion using the airbag mounted at the time of the front collision of the vehicle, thereby preventing abdominal injury of the driver or the occupant by the seat belt. Of course, by preventing the submarine phenomenon of the driver or occupant is to improve the stability in the event of a vehicle crash.

Claims (1)

차량의 전면 충돌상태 및 시트벨트의 착용상태를 판단하여 승객 미탑승시 오동작을 방지하는 이에스피에스(ESPS; electric single point sensing system)부와, 상기 이에스피에스부에서 감지된 차량의 충돌상태 및 시트벨트의 착용상태에 따라 에어백을 전개시키도록 일정가스를 공급하는 인플레이터(Inflator)와, 상기 인플레이터에서 고압호스를 통해 공급하는 일정가스에 따라 에어백이 전개되도록 차량의 시트쿠션 하단부에 설치되는 쿠션 팽창용 에어백 구조에 있어서,An electric single point sensing system (ESPS) unit that prevents malfunctions when a passenger is not riding by judging the front collision state of the vehicle and the wearing state of the seat belt, and the collision state and seat belt of the vehicle detected by the ESPS unit. Inflator for supplying a certain gas to deploy the airbag according to the wearing state of the cushion, and the cushion inflating airbag is installed in the lower portion of the seat cushion of the vehicle to deploy the airbag according to the constant gas supplied through the high pressure hose from the inflator In structure, 상기 시트쿠션 하부에 위치하면서 차량의 시트레일에 브라켓으로 고정된 에어백하우징과, 상기 에어백하우징의 일측에 일체로 설치되어 시트의 불필요한 이동을 억제하게 되는 록커와, 힌지축을 중심으로 차량의 시트쿠션 하단부에 연결되면서 상기 에어백하우징에서 전개되는 에어백에 따라 차량의 시트쿠션을 상승시키도록 회전동작하는 쿠션상승패널과, 시트쿠션의 정상상태시 상기 록커에 록킹동작하도록 상기 쿠션상승패널의 일측에 가공되어 형성된 록킹홈으로 이루어진 것을 특징으로 하는 에어백을 이용한 시트쿠션 상승장치.An airbag housing positioned below the seat cushion and fixed to the seat rail of the vehicle by a bracket, a locker installed integrally on one side of the airbag housing to suppress unnecessary movement of the seat, and a lower seat cushion portion of the vehicle around the hinge axis. A cushion lift panel which is rotated to raise the seat cushion of the vehicle according to the air bag deployed in the air bag housing, and is processed and formed on one side of the cushion lift panel to lock the locker when the seat cushion is in a normal state Seat cushion lifting device using an airbag, characterized in that consisting of a locking groove.
KR1019960080353A 1996-12-31 1996-12-31 Device for lifting seat cushion with air bag KR100302421B1 (en)

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Application Number Priority Date Filing Date Title
KR1019960080353A KR100302421B1 (en) 1996-12-31 1996-12-31 Device for lifting seat cushion with air bag

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Application Number Priority Date Filing Date Title
KR1019960080353A KR100302421B1 (en) 1996-12-31 1996-12-31 Device for lifting seat cushion with air bag

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KR19980060985A KR19980060985A (en) 1998-10-07
KR100302421B1 true KR100302421B1 (en) 2001-11-22

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