WO1997007005A1 - Dispositif de securite pour passagers se trouvant sur un quai - Google Patents

Dispositif de securite pour passagers se trouvant sur un quai Download PDF

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Publication number
WO1997007005A1
WO1997007005A1 PCT/JP1996/002306 JP9602306W WO9707005A1 WO 1997007005 A1 WO1997007005 A1 WO 1997007005A1 JP 9602306 W JP9602306 W JP 9602306W WO 9707005 A1 WO9707005 A1 WO 9707005A1
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WO
WIPO (PCT)
Prior art keywords
filmy
things
platform
cpu
motor
Prior art date
Application number
PCT/JP1996/002306
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English (en)
Inventor
Yoshitaka Hirano
Original Assignee
Yoshitaka Hirano
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yoshitaka Hirano filed Critical Yoshitaka Hirano
Priority to JP50872097A priority Critical patent/JP3937415B2/ja
Publication of WO1997007005A1 publication Critical patent/WO1997007005A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
    • B61B1/02—General arrangement of stations and platforms including protection devices for the passengers

Definitions

  • Present invention is to protect passengers , especially children,on a platform from passing train.
  • JP-A05-246331 ,JP-A06-239223,JP-A06-255491 ,JP-U06-1417 and JP-U06-57764 is a relevant prior art. Disclosure of invention
  • means 1 for carrying the filmy things 3 operates in advance and stretches the filmy things 3 vertically along the edge of the platform.
  • a lifting gate operates automatically at a railroad crossing when a train approaches. After the train has passed the station, the filmy things 3 is wound back and removed from the platform.
  • present invention is a safety device for protection of passengers on a platform of railway station from passing train, comprising filmy things 3 , means 1 for carrying the filmy things 3 , means 2 that has the filmy things 3 within, and a central processing unit 5 which controls the movement of means 1 and means 2 so that the filmy things 3 keeps an enough tension to repel infant passengers when the filmy things 3 are streched along the platform.
  • Fig.1 ,Fig.2,Fig.8 [In the following sentences,simplified expression , cpu 5 , is used instead of central processing unit 5.
  • the means 1 has such mechanism as an automatic carrier or a car of automated material handling system.
  • means 1 has at least motor 71 and its wheels 72 to go ahead and go back .Fig.5.
  • the means 1 has limit switch 11 for detection of passengers and baggages so that the danger from the movement of means 1 to passengers does not arise. Fig.5 .
  • the means 1 has also infared sensors 38,38' .
  • Unit 9 for regenerating voice messages is also set on means 1 like Fig.14 from the same point of view.
  • Means 31 corresponds to means 1.
  • Television camera 39 can also be set on means 1 so that station employees can grasp the situation around the means 1.
  • Means 2 has at least motor 73 and the filmy things 3 is wound on an axis 4 of the motor 73.Fig.6.
  • a rotation of the motor of means 1 and means 2 is controlled by cpu 5.Fig.17,Fig.20.
  • means 1 is unnecessary.Curtain 3,name ⁇ y, filmy things 3 is moved by curtain driving motor 75 which is on line connected to cpu 5.
  • cpu 5 is also connected with ATC or CTC.
  • ATC Access to Control Component Control
  • means 31 > it corresponds to means 2 > can be designed in a body ⁇ it is called means 31 > so that we can get rid of the danger which arises in the case that children thrust their fingers into the net.
  • one end of the net is fixed with tension meter 41 which is supported by stick 30 as in Fig.l 3 .
  • tension meter 41 which is supported by stick 30 as in Fig.l 3 .
  • Such mechanism for prevention of wind or wind pressure is also possible about abovementioned example which uses a mechanism of electromotive curtain.Fig.32,Fig.33 . Brief Description of the drawings
  • Fig.1 is a perspective view of present invention.
  • Fig.2 is a side view of means 1 for carrying a filmy things .
  • Means 1 moves , detecting the edge of the platform by limit switch 8.
  • Fig.3 is an example of enforcement in the long platform.
  • the position that the filmy things is connected to means 1 is a little different from that in Fig.l .
  • Such position can be variable according to the condition of platform.
  • Fig.4 is an example in a curved platform.
  • Fig.5 is a side view of means 1 which is fixed firmly with hook 10 at the projection 16 on the platform 6, when means 1 reaches the end of the platform.
  • Fig.6 is a dignal view of means 2 that has a filmy things 0 within tries to rotate reverse direction . Therefore , tension arises on the filmy things 3.
  • Fig.7 is a top view of means 2 . After a stretch of filmy things 3 , filmy things 3 can be supported also by robot arm 21.
  • Fig.8 is a diagonal view that filmy things 3 is being wound back.
  • Fig.9 is an example that filmy things 3 is stetched up and down.
  • Fig.l 0 is a view that a stick 13 on the end of the filmy things 3 is put firmly by robot hand 26, when the stick 13 reaches a platform.
  • Fig.11 is an example that filmy things 3 moves horizontally by the mechanism of an electromotive curtain .
  • Fig.12 is an example that strips of filmy things is used for prevention of natural wind or wind pressure by passing train.
  • Fig13 is an example that means 2 ' is built-in a body of means 1 , that is to say, means 31.In this case, meshes of filmy things 3' ' does not change their positions when means 31 moves.
  • the inside of means 31 is drawn mainly with the mechanism of means 2' ,namely, motor 73 and the axis 4.
  • Fig.14 is a means 31 drawn in detail.For detection of man, infrared sensor 38, 38' are set on means 31.
  • Television camera 39 is also set on means 31 for remote monitoring. This television camera is rotable.
  • means 31 The inside of means 31 is drawn mainly with the mechanism of means 1 ,namely, motor 71.
  • Fig.15 is a flow chart about movements of means 1 and means 2 when limit switch 11 for detection of man or baggage becomes on and off.
  • Fig.16 is means 1 ' for supporting the filmy things 3.
  • Fig.17 is a flow chart about a movement of means 2 when a tension detected by tension meter 41 changes various values.
  • Fig.18 is a side view that limit switch 8 becomes off when means
  • Fig.19 is a top view that each means 1 ' stands near the positions of the couplers of train 42.
  • Fig.20 is a flow chart about a movement of means 2 for the purpose of sufficient tension of filmy things 3.
  • Fig.21 is a front view of filmy things 3 which is supported with beams 51 of steel.
  • Fig.22 is a filmy things 3 that is supported with net 52 of carbon fire or wire net.
  • Fig.23 is a top view of means 1 whose shape is suitable for pushing aside an. obstacle 43.
  • Fig.24 is an other example of means 1 for the same purpose.
  • Fig.25 is a top view of means 1 and the train 42 coming into a platform. On the platform 6, filmy things 3 is removed in order, from the section which train 42 comes into.
  • Fig.26 is a detail side view of Fig.9 . On the beneath of stick
  • This limit switch 11 has the same length as stick 13 , that is to say, this limit switch is long in horizontal direction .
  • Fig.27 is a diagonal view of the example which uses the principle of an electromotive curtain .
  • the curtain cloth is made of pure net or filmy things which is supported with net.
  • Tennis net or net of flaxen string or net of carbon fire is used for the net.
  • the system has an inverse "L" type curtain rail.
  • Fig.28 is a diagonal view of the example which also uses a principle of an electromotive curtain .
  • the curtain clothes is made of filmy things which is supported with beams .
  • the beam is steel or stainless steel or carbon fiber or flaxen string.
  • the system has curtain rails of vertical poles.
  • ⁇ Fig.29 is a diagonal view of the system which uses the principle of an electromotive curtain .
  • the curtain moves horizontally.
  • the curtain rail of lower side 62 is set just on the edge of platform 6. Just above the curtain rail 62 , namely, beneath the ceiling of the platform, a curtain rail of upper side 61 is set.Please see also Fig.31 .
  • Fig.30 is a top view of the system of Fig.29 .This example has inverse "L" type curtain rail ⁇ seeing from the top>.
  • the curtain can be neatly folded at the end of the platform, as a folded curtain 54.
  • Fig.31 is a side view of the curtain rail of lower side .
  • Fig.32 is an example which pure net is used. Already stretched meshes near our hands does not move even when moving part 31 ' goes up and down near our feet. So it is safer.
  • moving part 31 ' is drawn without external case unlike means 31 in Fig.13 .
  • Fig.33 is an another example which pure net is used.
  • Fig.33 is drawn typically like Fig.32 .
  • Fig.34 is a flow chart about a movement of means 1, a unit 9 for voice regeneration and a handling of the data of television camera 39 when limit sensor 11 and an infrared sensor 38 operates.
  • Fig.35 is a schematic diagram of components of invention.
  • Fig.36 is a typical view of means 1 and means 2 when a passenger 79 leans on the filmy things 3.
  • Means 1 is equipped with light projector 77 .
  • Light detector 78 is put on one side of the means 2.
  • Fig.37 is a top view of means 1, means 1 ' and means 2 when light projector 77 and light detector 78 are used.
  • Means 1 of Fig.37 has a different shape from that of Fig.36 . Explanation of the marks is as follows.
  • 1 means for carrying a filmy things .
  • 1 ' means for supporting a filmy things.
  • 3' filmy things which is made of several strips.
  • 3 ' ' filmy things made of net .
  • the stick is used for fixing of the curtain.
  • curtain rail of a lower side curtain rail of a lower side.
  • a thick vinyl sheet or net like a tennis net or net of carbon fiber can be used for the filmy things 3.
  • net made of flaxen string can also be used for filmy things 3.
  • Means 1 is at least equipped with a electric motor 71 , wheels 72 and storage battery as a source of energy.
  • An automatic carrier or a car for automated material handling system can be used for means 1 .
  • Robot car or robot can also be used for means 1 .
  • Means 2 is equipped with an axis 4 on which the filmy things 3 is wound and a motor 73 which rotates the axis 4.
  • the purpose of present invention is to decrease such danger.
  • cpu 5 gives a signal "Stretch the filmy things" to means 1.
  • Means 1 starts to stretch the filmy things 3. Fig.1 . If means 1 has a sound recognition unit on which the sounds of target trains is registered , means 1 can also detect the approach of trains, even if ATC or CTC is not used.
  • Means 1 has microswitch 11 or limit switch 11 or touch sensor 11 and can stop automatically when means 1 touches person or objects .Fig.5 .
  • the whole of front [ seeing from the direction of going of means 1 ] surface is limit switch 11.
  • Means 1 also has a unit 9 for regenerating voice.
  • the unit 9 comprises speaker and tape-recorder or IC on which such voice message as "Please step back" is registered.Fig.2 .
  • cpu 5 regenerates the voice message registered on the unit 9.
  • Such voice system is old in an on line banking system for automatic payment.
  • the microswitch 11 or limit switch 11 After a person steps back or the object is removed , the microswitch 11 or limit switch 11 detects it and means 1 again begins to carry filmy things 3.
  • Fig.15 shows the flow chart of above situation.
  • limit switch is on means the switch detects man or baggage.
  • Means 1 and means 2 move at the same time and stop in the same instant for the purpose of keeping the tention of filmy things 3 under the control of cpu 5. Accordingly, the filmy things 3 is not loosened.
  • Means 2 winds the filmy things 3 off synchronizing the movement of means 1.
  • Means 1 has a tension meter 41 built-in.Please see Fig.5.
  • Tension sensor 41 or weight meter 41 or weight sensor 41 can also be used for means 1.
  • Means 2 enables the filmy things 3 to have a tension which can repel always even if a child pushes the filmy things 3 by hand or body.
  • the movement of means 2 is controlled so as to keep the same level of the tension meter 41.
  • the level of the tension is kept between 20 -— 40 kg among the stretch of the filmy things 3.
  • the value of the tension can be kept between 40 -— 80 kg .
  • the higher the tension is the better the filmy things 3 repels children.Such value of the tension depends on a tensile strength of the filmy things 3 . If the filmy things 3 can bear high tension , the latter example ⁇ 40 ⁇ - ⁇ 80kg > is used. If not so, the former range is used.
  • the extension ( stretch ) of the filmy things 3 means 1 stops. Among the stop of means 1, if the tension meter goes over pre-set max value , for example 40 kg,it means that someone pushes filmy things 3 or there is a wind pressure by passing train or natural wind.
  • Cpu 5 has an information of the passing trains from ATC or CTC or sound recognition unit .
  • So cpu 5 can recognize whether it ⁇ i.e. excessive tension > owes to a wind pressure by passing train or not.
  • An anemometer or other wind sensor can also be set and on line connected to cpu 5. So cpu 5 can also recognize whether it owes to natural wind or not at the same time.
  • the cpu 5 regenerates the voice message such as "Never push the filmy things " .
  • tension of 30 kg means that the tension can support the weight of 30 kg.
  • Means 1 walks the same speed as a man , for example, 1 ⁇ 3 m/s .Means 1 can usually move 2 m/s .
  • Such thrshold value is much larger than 'pre-set max value'.
  • cpu 5 have means 1 lower the velocity to , for example, 1 m/s or stop.
  • Means 1 moves with a certain distance to the edge of the platform , detecting the edge of the platform by microswitch 8 or limit switch 8. Please see Fig.2. If means 1 approaches the edge of platform to excess , the limit switch 8 becomes off. Such situation means the possibility that means 1 falls down the platform. The orbit of the means 1 is mended so as to go away the edge of the platform. Please see Fig.18 comparing with Fig.2
  • Main target of present invention is a train that passes through the station with high speed.
  • Means 1 ' has the same equipment as means 1 other than tension sensor 41.
  • Means 1 ' has a thin vacant space 74 or elongated opening 74 through which the filmy things 3 passes.
  • Means 1 ' as a means for vertical support of filmy things have their positions at the couplers of train 42 so as not to obstract the passengers waiting trains.Please see Fig.19 .
  • Every means 1 ' for a vertical support of filmy things 3 can stop at the position so as not to obstract the passengers, namely, at the position of the couplers.
  • Means 1 carries filmy things 3 parallel to the edge of the platform and moves from one end of the platform to another end .
  • Means 1 detects the distance of march by the number of rotation of its wheel 72.
  • means 2 detects the number of rotation of the axis 4.
  • F rther means 2 can also detect the last rotation that filmy things 3 is completely wound off >.
  • So cpu 5 can recognize that means 1 reaches the "another end" of the platform.
  • a brake [ not illustrated ] built-in means 1 operates and hooks built-in means 1 catches a projection set on the end of the platform as in Fig.5.
  • Means 1 has several hooks and their hooks catch projections at more than three places.
  • means 2 operates so as to pull the filmy things as in Fig.6 . Therefore, filmy things 3 is streched tight. Please see Fig.20.
  • robot arm 21 built-in means 2 as in Fig.7 can fix filmy things 3 tight.
  • the filmy things 3 can repel someone who pushes or leans.
  • the height of filmy things 3 is about 1 m.
  • Main purpose of this system is to protect small children. They can not recognize the danger of passing train , though an announcement such as "Caution for passing train" is broadcasted on the platform.
  • the height of filmy things 3 can be over 1m, for example, 1.5m , in particular, if transparent filmy things 3 is used.
  • transparent filmy things 3 should always used so that passengers can confirm the edge of platform for safety .
  • filmy things 3 can be wound back and removed from the platform.
  • Filmy things 3 is streched again around the platform as soon as or just after the train starts from the station.
  • means 1 goes back parallel along the edge of the platform from another end of the station to one end.
  • means 2 winds back the filmy things 3 as in Fig.8.
  • a Movement of means 1 and means 2 are controlled by cpu 5 so that filmy things 3 does not slacken and does not tear.
  • Present system is suitable for a protection of the passengers, in particular,children and blind person, on the platform of the unmanned railroad station through a remote monitoring.
  • time schedule can be used for the operation of present system.
  • time schedule can be programmed into the cpu 5.
  • connection of cpu 5 and automatic train control system or centralized traffic control system can give present system the signal about an approach of trains.
  • the signal of the detection can be transfered to the room of station master , for example, as a lighting of the private lamp or sound of the private buzzer or voice message.
  • the station is unmanned, the signal is transfered to control center of trains .
  • the feedback of the station employee to the passengers on the platform can be expected, for example, by broadcast in the platform.
  • a use of television camera is also effective in such case to confirm the situation .
  • means 1 can go ahead , pushing aside the obstacle 43.
  • means 1 can push aside it after the indication by station employee to cpu 5.
  • CPU 5 is set in the inside of the means 1 or is built in the means 2.Means 1 and means 2 are connected by wireless Ian.
  • means , 1 and means 2 can be connected through wire.
  • signal cable for connection is wound up or released as well as filmy things 3.
  • each components are connected to cpu 5.
  • Such sensor system which comprises light projector 77 and light detector 78 is old in Japan and is used for automatic on and off of escalator. Such sensor system is in particular valid in a straight platform.
  • Such sensor system can also be used for mending of the orbit of movement of means 1 in a straight platform. If the direction of means 1 slips, the light from light projector 77 can not be detected by light detector 78. So the control of the direction of means 1 is done by cpu 5.
  • Such curtain 3 can produce the same effect as the filmy things 3 in Fig.1
  • stick 13 of the end of the curtain can be fixed with robot arms 26 as in Fig.10 when the curtain falls down completely.
  • the stick 13 is set on the end of the curtain so as to be caught by robot arm 26.
  • cpu 5 can recognize that the curtain falls down completely and can gives a signal "grasp the stick 13" to the robot arm 26.
  • cpu 5 can detect an obstacles or man as in Fig.26.
  • axis 4 namely, motor 73 is set below the ceiling of the platform.
  • Transparent curtain for example vinyl curtain
  • the horizontal lenth of the system as in Fig.9 becomes L or 2xL or 3xL ... , when the length of the body of train is L.
  • the curtain system of horizontally fixed length will do.
  • the curve of platform may be a little >, plural systems as in Fig.9 can be used.
  • motor mechanism 75 of electromotive curtain drives the filmy things and fix it.Such motor 75 is controlled by cpu 5 which is on line connected to ATC or CTC. The movement of curtain 3 of these electromotive curtain system is controlled like means 1 in Fig.1 .
  • Poles 63, 64 of support is also curtain rail.
  • Fig.28 structure of pole for support is simple , so a little cost down is possible.
  • the system as in Fig.27 , Fig.28 can even be used in the platform that is always crowded by passengers.
  • limit switch 11 or microswitch 11 is also used on the lower end of filmy things 3 as in Fig.26 for the purpose of the detection of man or baggages.
  • curtain rails 61 and 62 are set on the upper side of the platform ( i.e. beneath the ceiling ) and on the platform. Also in above case, by the use of electromotive curtain , curtain 3 can be streched around the platform and restored in a horizontal direction .Curtain driving motor 75 is used.
  • yellow projections are often set about 50 cm from the edge of the platform for blind person.
  • curtain rail 61 of the upper side is set beneath the ceiling just above it.
  • folded filmy things is neatly put at the end of the platform .
  • [ 54 is a folded filmy things 3 or curtain 3. ]
  • curtain rail is set on the edge of platform so that the "mouth” of rail turns horizontal direction as in Fig.31, we can prevent that lower curtain rail 62 is heaped with dust. Even if a platform curves not a little, the system of above type as in Fig.11 or Fig.29 is suitable to the station that there is no wind like subway.
  • limit switch 11 is set on the end of the curtain in above system. So man or baggage can be detected.
  • the system can be used to the station that there is strong wind.
  • Fig.13 one end of the pure net 3'' is connected to tension meter 41 or tension sensor 41 which is supported with stick 30.
  • Means 1 can have means 2 built-in. ⁇ In the following sentences, that is expressed as "means 31".> Tension meter 41 is connected with cpu 5 in the means 31 by wire or wireless.
  • Means 31 has at least two motors.
  • One motor 73 is used for the rotation of winding axis on which net or filmy things is wound. [ For convenience,that is called motor 2]
  • Another motor 71 is used for horizontal movement on platform , namely, for the function of automatic carrier . [ That is also called motor 1] .
  • motor 1 When means 31 moves to stretch net 3'' , it is controlled like as in Fig.17 .
  • filmy things 3 moves when means 1 carries it . That is to say, meshes of the filmy things 3 also moves if net like filmy things is used. That means a danger to the child.
  • Fig.32,Fig.33 is a similar application of above mechanism to the system of Fig.28 ,Fig.29.
  • the system has at least two motors.
  • one motor 73 is used for the rotation of the axis 4 on which net or filmy things 3 is wound. [For convenience,that is called motor 2' '.]
  • Another motor 75 is used for vertical movement of moving part 31 ' along the curtain rail 63,64, for the function of electromotive curtain. [That is called motor 1 ' '.]
  • the moving part 31 ' comprises at least motor 73 and the axis 4 on which the net is wound on.
  • Moving part 31 ' goes up and down by the mechanism of electromotive curtain.At the same time, synchronizing the movement of up and down , net 3' ' is wound off or wound back by motor 73. Therefore, net 3'' is stretched in the vertical direction in Fig.32 .
  • moving part 31 ' moves horizontally along the curtain rail which is set on the edge of platform and below the ceiling just above the edge.Synchronizing the horizontal movement , the net 3'' is also wound off or wound back.
  • Moving part 31 ' is equipped with at least two limit switch 11 and 11 ' ' to detect man or baggage.
  • second limit switch 11 ' ' is used . It is , in particular, nesessary when moving part 31 ' goes back.
  • simple electromotive curtain system as in Fig.27,Fig.28 and Fig.29 will do and cheaper.
  • Fig.27 vinyl sheet or nylon sheet enforced by net , for example carbon fiber net, is used.
  • infrared sensor 38 and 38' can be set on the top of the means 31 as in Fig.14 for easier detection of man. Of cource, we had better set it also means 1 and means 1 ' . Fig.1 ,Fig.3 .
  • the system can also lower the velocity of means 31 under the control of cpu 5. Such system becomes safer.
  • cpu 5 can lower the velocity of means 31.
  • Above function can be programmed into cpu 5.
  • Television camera 39 can be set on the means 31. Station employee on remote site can catch the sight around the means 31. Such televison camera 39 can be rotated , if it is set on the top surface of means 31 by journal and the motor for its rotation .
  • the scenery caught by television camera can be transfered to the room of station master or the center of the centralized traffic control system.
  • a damage of filmy things 3 a breakdown of tension meter 41 or a trouble of the wire between components of this system.
  • the situation is tranferred to the room of station employee or the center of CTC.
  • cpu 5 controls mainly the movement of the motor 73 in means 2.
  • means 1 is controlled by cpu 5 when the movement of means 1 relates to passengers.
  • Fig.35 shows a schematic diagram of present invention.

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

La présente invention se rapporte à un dispositif de sécurité pour passagers se trouvant sur un quai de chemin de fer. Ledit dispositif comporte principalement un objet pelliculaire (3), un organe de support (1) de l'objet pelliculaire et un organe (2) servant à contenir l'objet pelliculaire (3). L'organe (2) peut être appelé organe d'avancement (3) de l'objet pelliculaire. La présente invention consiste à étendre l'objet pelliculaire (3) autour du quai de telle sorte que ledit objet pelliculaire (3) puisse isoler les passagers du train qui traverse la gare à grande vitesse.
PCT/JP1996/002306 1995-08-18 1996-08-14 Dispositif de securite pour passagers se trouvant sur un quai WO1997007005A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50872097A JP3937415B2 (ja) 1995-08-18 1996-08-14 プラットホームの乗客のための安全装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24505695 1995-08-18
JP7/245056 1995-08-18

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Publication Number Publication Date
WO1997007005A1 true WO1997007005A1 (fr) 1997-02-27

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PCT/JP1996/002306 WO1997007005A1 (fr) 1995-08-18 1996-08-14 Dispositif de securite pour passagers se trouvant sur un quai

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WO (1) WO1997007005A1 (fr)

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WO2006085706A1 (fr) * 2005-02-14 2006-08-17 Sung Moo Han Dispositif de securite pour plates-formes de train
EP1717124A1 (fr) * 2004-02-17 2006-11-02 Mitsubishi Heavy Industries, Ltd. Barrière amovible et procede d'ouverture/fermeture de barrière amovible
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JP6087715B2 (ja) * 2013-04-26 2017-03-01 山崎産業株式会社 ベルト巻取器の取付装置およびプラットホームの安全装置
JP5459893B1 (ja) * 2013-09-30 2014-04-02 操 岡村 開閉ゲート
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