KR200368427Y1 - The defense door used a linear induction motor as the driving source devices - Google Patents

The defense door used a linear induction motor as the driving source devices Download PDF

Info

Publication number
KR200368427Y1
KR200368427Y1 KR20-2004-0024178U KR20040024178U KR200368427Y1 KR 200368427 Y1 KR200368427 Y1 KR 200368427Y1 KR 20040024178 U KR20040024178 U KR 20040024178U KR 200368427 Y1 KR200368427 Y1 KR 200368427Y1
Authority
KR
South Korea
Prior art keywords
induction motor
linear induction
fence
magnetic
defense door
Prior art date
Application number
KR20-2004-0024178U
Other languages
Korean (ko)
Inventor
조윤현
Original Assignee
조윤현
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 조윤현 filed Critical 조윤현
Priority to KR20-2004-0024178U priority Critical patent/KR200368427Y1/en
Application granted granted Critical
Publication of KR200368427Y1 publication Critical patent/KR200368427Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
    • B60L13/03—Electric propulsion by linear motors
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
    • H02P25/06—Linear motors
    • H02P25/062—Linear motors of the induction type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/26—Rail vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/10—Electrical machine types
    • B60L2220/12—Induction machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/30—Railway vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Platform Screen Doors And Railroad Systems (AREA)

Abstract

본 고안은 선형 유도 전동기를 구동원으로 한 디펜스 도어에 관한 것이다.The present invention relates to a defense door having a linear induction motor as a driving source.

종래의 전철, 지하철 또는 자기부상 열차용 정류장 내의 프랫폼(plat form)에서 승차 대기중인 탑승객을 보호하고자 설치된 디펜스 도어(Defense Door)는 주로 회전형 전동기를 구동원으로 한 교통시스템인바, 이러한 장치는 구조가 복잡하고 전원 공급장치 및 제어장치의 설치가 어려울 뿐만 아니라 전원선이 밖으로 노출되어 있어 감전 등의 안전사고가 자주 발생하는 등의 문제점이 많이 있었다.The Defense Door, which is installed to protect passengers waiting to be boarded on a platform in a conventional train, subway or maglev train stop, is a traffic system mainly driven by a rotary electric motor. Complex and difficult to install the power supply and the control device as well as the power line is exposed out there were many problems such as frequent safety accidents such as electric shock.

본 고안은 상기의 문제점을 해결하고자 창안한 것으로서, 이의 고안 요지는 슬롯(slot)된 규소 강판(4a)을 적층한 자성체 코어(4b)에 삽입된 권선 코일(4c)에 3상 또는 단상의 전원을 공급하여 이동 자계를 형성하도록 권선된 1차측(The Primary)(4)과 알루미늄(Al) 또는 구리(Cu)로 된 도체판(5a)과 자성체(5b) 또는 상기 도체판(5a) 대신에 자성체(5c) 사이에 성층된 자성체(5c)의 슬롯 내에 Al이나 Cu 재질로 된 도체바(Conductor Bar)(5d)를 삽입하고, 성층된 자성체(5c)의 양측에 단락 도체를 구성하는 엔드 링(End-ring)(5e)으로 된 2차측(The Secondary)(5)으로 구성된 선형 유도 전동기(6)를 이용한 상기의 디펜스 도어(Defense Door)(1)는 고정펜스(2)와 이동펜스(3)로 구성된 것으로, 상기 고정펜스(2)에 상기 선형 유도 전동기(6)의 1차측(4)을 설치하고 이동펜스(3)에는 선형 유도 전동기(6)의 2차측(5)을 장착한 것으로서, 본 고안은 구조가 간단하고 전원 공급장치 및 제어장치의 설치가 용이하여 유지 보수가 불필요하고, 노출된 전원선이 없으므로 감전 등의 안전사고가 줄어들 뿐만 아니라 이의 설치 및 보수 유지가 간편하여 경제적이고 실용적인 특징이 있는 것이다.The present invention was devised to solve the above problems, and the subject matter of the present invention is a three-phase or single-phase power supply to a winding coil 4c inserted into a magnetic core 4b in which a slotted silicon steel sheet 4a is laminated. Instead of the primary plate 4a and the magnetic plate 5a made of aluminum (Al) or copper (Cu) and magnetic material 5b or the conductor plate 5a wound to supply a moving magnetic field. An end ring for inserting a conductor bar 5d made of Al or Cu into the slot of the layered magnetic body 5c between the layered magnetic bodies 5c, and constituting a short-circuit conductor on both sides of the layered magnetic body 5c. The defense door 1 using the linear induction motor 6 composed of the secondary 5 of the end-ring 5e has a fixed fence 2 and a moving fence. 3), the fixing fence (2) is provided with the primary side (4) of the linear induction motor (6) and the moving fence (3) of the linear induction motor (6) As the side (5) is mounted, the present invention is simple in structure, easy to install the power supply and control device, maintenance is unnecessary, and there is no exposed power line, so that safety accidents such as electric shocks are reduced, as well as installation thereof. And maintenance is easy and economical and practical features.

Description

선형 유도 전동기를 구동원으로 한 디펜스 도어{The defense door used a linear induction motor as the driving source devices}Defense door used a linear induction motor as the driving source devices}

본 고안은 선형 유도 전동기를 구동원으로 한 디펜스 도어에 관한 것이다.The present invention relates to a defense door having a linear induction motor as a driving source.

종래의 전철, 지하철 또는 자기부상 열차 등이 정거하는 정류장의 프랫폼에 설치된 디펜스 도어(Defense Door)는 주로 회전형 전동기를 구동원으로 한 교통 시스템인바, 상기 장치는 구조가 복잡하고 전원 공급장치 및 제어장치의 설치가 어려울 뿐만 아니라 전원선이 외부로 노출되어 있어 안전사고가 자주 발생하는 등의 문제점들이 많이 있었다.A defense door installed on a platform of a station where a conventional train, subway, or magnetic levitation train stops is a traffic system mainly driven by a rotary motor, and the device has a complicated structure, a power supply device and a control device. In addition to the difficulty of installation, there were many problems such as frequent accidents due to the power line is exposed to the outside.

본 고안은 상기의 문제점을 해결하고자 창안한 것으로서, 이의 고안요지는 선형 유도 전동기(6)를 이용한 디펜스 도어(Defense Door)(1)의 고정펜스(2)에는 선형 유도 전동기(6)의 1차측(4)을 설치하고, 이동펜스(3)에는 선형 유도 전동기(6)의 2차측(5)을 설치한 것으로, 구조가 간단하고 전원 공급장치 및 제어장치의 설치가 용이하다.The present invention was devised to solve the above problems, and the subject matter of the present invention is the primary side of the linear induction motor (6) in the fixed fence (2) of the defense door (1) using the linear induction motor (6) (4) is provided, and the movable fence 3 is provided with the secondary side 5 of the linear induction motor 6, and the structure is simple and the installation of the power supply device and the control device is easy.

도 1은 본 고안의 정면 표시도1 is a front view of the present invention

도 2는 본 고안이 설치된 실시예의 측면도2 is a side view of an embodiment in which the present invention is installed

도 3은 선형 유도 전동기의 1차측과 2차측의 결합 사시도3 is a perspective view of the coupling between the primary side and the secondary side of the linear induction motor

도 4a는 선형 유도 전동기의 1차측 사시도4A is a perspective view of a primary side of a linear induction motor

도 4b는 선형 유도 전동기의 2차측 사시도4b is a secondary perspective view of a linear induction motor

도 4c는 선형 유도 전동기의 2차측 별도 사시도4C is a secondary perspective view of the linear induction motor

도 4d는 도 4c의 측면도4D is a side view of FIG. 4C

도 5는 본 고안의 별도 실시예도5 is a separate embodiment of the present invention

※도면의 주요부분에 대한 부호의 설명※ Explanation of symbols for main parts of drawing

1-디펜스 도어 2-고정펜스 3-이동펜스1-defence door 2-fixed fence 3-moving fence

4-1차측 4a-규소강판 4b-자성체 코어4-1 Primary 4a-silicon steel sheet 4b-magnetic core

4c-권선코일 5-2차측 5a-도체판4c winding coil 5-2nd side 5a-conductor plate

5b, 5c-자성체 5d-도체바(Conductor Bar)5b, 5c-magnetic 5d-conductor bar

5e-엔드 링(End-ring) 6-선형 유도 전동기 7-프랫폼5e-End Ring 6-Line Induction Motor 7-Platform

7a-승차 통로 8-열차 8a-바퀴(열차용)7a-passage 8-train 8a-wheel (for trains)

9-레일 10-바퀴(이동펜스용)9-rail 10-wheel (for moving fence)

이를 도면에 의거하여 상세하게 설명하면 다음과 같다.This will be described in detail with reference to the drawings as follows.

건물의 출입용 자동디펜스도어나 승객을 대량으로 수송하는 수단인 전철, 지하철이나 자기부상 열차 등이 정거하는 정류장의 프랫폼(Plat Form)(7)의 선로 측에 설치된 디펜스 도어(Defense Door)(1)는 열차가 프랫폼에 도착하면 승객이 승, 하차할 수 있도록 자동으로 열리고, 출발하면 자동으로 닫힘으로서 승차 대기 중인 승객을 보호하는 장치로서 선형 유도 전동기(6)의 1차측(4)과 2차측(5)을 구동원으로 하여 개폐되게 한 것이다. (도1, 도2 참조)Defense doors installed on the track side of the platform (7) of stops where trains, subways, or maglev trains, which are used to transport large quantities of passengers or passengers, are used. ) Is a device that automatically opens for passengers to get on and off when the train arrives on the platform, and closes automatically when it leaves, protecting the passengers waiting for the ride.The primary side (4) and the secondary side of the linear induction motor (6) (5) is used as a drive source to open and close. (See Figs. 1 and 2)

상기한 선형 유도 전동기(6)의 구조는 1차측(The Primary)(4)과 2차측(The Secondary)(5)으로 구성하되(도3참조), 상기 1차측(4)은 슬롯(slot)된 규소 강판(4a)을 적층한 자성체 코어(4b)에 권선코일(4c)이 삽입된 것으로, 3상 또는 단상의 전원을 상기 권선코일(4c)에 공급하여 이동 자계를 형성할 수 있도록 구성하며(도4a), 2차측(5)은 알루미늄(Al) 또는 구리(Cu)로 된 도체판(5a)과 자성체(5b)로 결합 구성되거나(도4b) 또는 도체판(5a) 대신에 성층된 자성체(5c)의 슬롯 내에 Al이나 Cu 재질로 된 도체바(Conductor Bar)(5d)를 삽입하고, 성층된 자성체(5c)의 양측에 단락 도체를 구성하는 엔드링(End-ring)(5e)으로 구성된 것으로 상기 1차측(4)에서 만들어진 자속이 2차측(5)으로 잘 통과할 수 있도록 자기 회로를 형성한 구조이다.(도4b)The structure of the linear induction motor 6 is composed of a primary side 4 and a secondary side 5 (see FIG. 3), and the primary side 4 is a slot. The winding coil 4c is inserted into the magnetic core 4b on which the stacked silicon steel sheets 4a are stacked, and the three-phase or single-phase power is supplied to the winding coil 4c to form a moving magnetic field. 4A, the secondary side 5 is composed of a conductive plate 5a made of aluminum (Al) or copper (Cu) and a magnetic body 5b (FIG. 4B) or laminated instead of the conductor plate 5a. End-ring 5e inserting a conductor bar 5d made of Al or Cu into the slot of the magnetic material 5c and forming a short-circuit conductor on both sides of the layered magnetic material 5c. It is composed of a magnetic circuit formed so that the magnetic flux generated at the primary side 4 can pass to the secondary side 5 well (Fig. 4b).

그리고 상기의 선형 유도 전동기(6)를 이용한 탑승객 보호장치인 디펜스 도어(1) 중에서 교통 시스템 상의 디펜스 도어(1)는 고정펜스(fixed fence)(2)와 이동펜스(moving fence)(3)로 구성된 것으로(도1), 고정펜스(2)는 프랫폼의 선로 측에 일정한 간격을 띄우고 고정 설치되며 이동펜스(3)는 고정펜스(2)의 사이에서 좌우 방향으로 개폐 하도록 설치하되, 상기 고정펜스(2)의 상부를 둘러 씌워 양측에서 두겹으로 형성되며 이동펜스(3)의 하단부에는 개폐작동을 용이하게 할 수 있도록 바퀴(10)를 장착한 것이다. (도1)(도2)Among the defense doors (1), which are passenger protection devices using the linear induction motor (6), the defense door (1) on the traffic system is fixed fence (fixed fence) 2 and moving fence (moving fence) (3) It is configured (Fig. 1), the fixed fence 2 is fixed to the track side of the platform fixedly installed and the movable fence 3 is installed to open and close in the left and right direction between the fixed fence (2), the fixed fence The upper part of the (2) is formed in two layers on both sides and the wheel 10 is mounted on the lower end of the moving fence (3) to facilitate the opening and closing operation. (Fig. 1) (Fig. 2)

그리고 상기 고정펜스(2)의 양 측면부에는 선형 유도 전동기(6)의 1차측(The Primary)(4)을 각각 일열로 설치하고, 상기 고정펜스(2)의 양측부에 형성되는 이동펜스(3)의 양쪽면의 내측부에는 상기한 고정펜스(2)의 1차측에 대응하는 선형 유도 전동기(6)의 2차측(The Secondary)(5)을 각각 일열로 설치한 구조이다. (도2) 그러나 상기한 선형 유도 전동기(6)의 1차측(4)과 2차측(5)을 상기의 고정펜스(2)와 이동펜스(3)의 한쪽 측면에만 일열로 설치하여 사용할 수도 있다. (도5참조)In addition, the primary fences 4 of the linear induction motor 6 are installed in a row on both side portions of the fixed fence 2, and the movable fences 3 formed on both sides of the fixed fence 2, respectively. The second side 5 of the linear induction motor 6 corresponding to the primary side of the fixing fence 2 is arranged in a row at the inner side of both sides of the side surface). However, the primary side 4 and the secondary side 5 of the linear induction motor 6 described above may be provided in a row on only one side of the fixing fence 2 and the moving fence 3 above. . (See Fig. 5)

상기와 같이 구성된 본 고안의 교통 시스템에 적용한 실시예는 다음과 같다.Embodiments applied to the traffic system of the present invention configured as described above are as follows.

선로를 따라 열차(8)가 정류장에 진입하여 프랫폼(7)에 정차하면 탑승객 보호장치인 상기 디펜스 도어(1)의 유동펜스(3)가 좌우측에 설치된 고정펜스(2) 쪽으로 자동으로 이동하여 탑승용 승차통로(7a)가 개방됨에 따라 승객이 승, 하차하게 되고, 열차(8)가 출발하면 다시 이동펜스(3)가 원위치로 이동하여 닫힘에 따라 승차 통로(7a)가 폐쇄하게 되는 것이다.When the train 8 enters the stop along the track and stops at the platform 7, the floating fence 3 of the defense door 1, which is a passenger protection device, automatically moves toward the fixed fence 2 installed on the left and right sides. As the passenger ride passage 7a is opened, the passengers get on and off, and when the train 8 starts, the transfer passage 7a closes as the moving fence 3 moves back to its original position and closes.

이와 같은 본 고안은 주로 교통시스템에 적용되는 것이나 신호감지기의 선택으로공장, 회사, 가정의 출입문등에도 적용이 가능한 것이다.The present invention is mainly applied to the traffic system, but can be applied to the doors of factories, companies, homes as a signal detector.

상기한 바와 같이 본 고안은 선형 유도 전동기(6)를 구동원으로 한 디펜스 도어(1)에 관한 것인바, 이의 구조는 좌우 양측에 설치된 고정펜스(2)에는 선형 유도 전동기(6)의 1차측(The Primary)(4)을 설치하고 좌우 방향으로 개폐 작동하는 이동펜스(3)에는 선형 유도 전동기(6)의 2차측(The Secondary)(5)를 설치하였기 때문에 구조가 간단하고 전원 공급장치가 필요 없어 감전 등의 안전사고가 발생하지 않을 뿐만 아니라 보수 유지비가 줄어 들어 경제적이고 실용적인 효과가 있는 것이다.As described above, the present invention relates to a defense door 1 having a linear induction motor 6 as a driving source. The structure thereof includes a primary side of the linear induction motor 6 in a fixed fence 2 installed at both left and right sides thereof. The Secondary (5) of the linear induction motor (6) is installed in the moving fence (3) which installs the Primary) (4) and opens and closes in the left and right directions, so the structure is simple and a power supply device is required. There is no safety accident such as electric shock, and maintenance cost is reduced, which is economical and practical effect.

Claims (2)

고정펜스(2)와 이동펜스(3)로 구성된 디펜스 도어(1)에 있어서, 슬롯(slot)된 규소 강판(4a)을 적층한 자성체 코어(4b)에 권선코일(4c)을 삽입하되 이 권선코일(4c)에 3상 또는 단상의 전원을 공급하여 이동 자계를 형성할 수 있도록 구성한 선형 유도 전동기(6)의 1차측(The Primary)(4)을 상기 고정펜스(2)의 좌우 양측면부에 각각 일열씩으로 설치하고, 도체판(5a)과 자성체(5b)로 되어 있어 상기 1차측(4)에서 만들어진 자기회로를 형성할 수 있도록 한 구조의 선형 유도 전동기(6)의 2차측(The Secondary)(5)을 이동펜스(3)의 양측면의 내측부에 각각 일열로 설치함을 특징으로 한 선형 유도 전동기를 구동원으로 하는 디펜스 도어.In the defense door (1) consisting of a fixed fence (2) and a moving fence (3), a winding coil (4c) is inserted into a magnetic core (4b) in which a slotted silicon steel sheet (4a) is laminated. The primary (4) of the linear induction motor (6) configured to form a moving magnetic field by supplying three-phase or single-phase power to the coil (4c) to the left and right sides of the fixing fence (2) The second side of the linear induction motor 6 having a structure arranged in a row and formed of a conductor plate 5a and a magnetic body 5b to form a magnetic circuit made on the primary side 4. A defense door comprising a linear induction motor as a drive source, wherein the linear induction motors are arranged in a row at inner sides of both sides of the moving fence 3, respectively. 청구항 1에 있어서, 이동펜스(3)의 2차측의 구조는 상기 도체판(5a) 대신에 성층된 자성체(5c)의 슬롯 내에 알루미늄(Al)이나 구리(Cu) 재질로 된 도체바(5d)를 삽입하고, 성층된 자성체(5c)의 양측에 단락 도체를 구성하는 엔드링(5e)으로 구성됨을 특징으로 한 선형 유도 전동기를 구동원으로 한 디펜스 도어.The structure of the secondary side of the movable fence (3) is a conductor bar (5d) made of aluminum (Al) or copper (Cu) material in the slot of the magnetic material (5c) laminated in place of the conductor plate (5a). And a linear induction motor as a driving source, characterized in that the end ring 5e constitutes a short-circuit conductor on both sides of the layered magnetic material 5c.
KR20-2004-0024178U 2004-08-24 2004-08-24 The defense door used a linear induction motor as the driving source devices KR200368427Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR20-2004-0024178U KR200368427Y1 (en) 2004-08-24 2004-08-24 The defense door used a linear induction motor as the driving source devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20-2004-0024178U KR200368427Y1 (en) 2004-08-24 2004-08-24 The defense door used a linear induction motor as the driving source devices

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020040066741A Division KR100696307B1 (en) 2004-08-24 2004-08-24 The defense door used a linear induction motor as the driving source devices

Publications (1)

Publication Number Publication Date
KR200368427Y1 true KR200368427Y1 (en) 2004-11-26

Family

ID=49352186

Family Applications (1)

Application Number Title Priority Date Filing Date
KR20-2004-0024178U KR200368427Y1 (en) 2004-08-24 2004-08-24 The defense door used a linear induction motor as the driving source devices

Country Status (1)

Country Link
KR (1) KR200368427Y1 (en)

Similar Documents

Publication Publication Date Title
WO2009118914A1 (en) Non contact power supply device for movable body
KR101427712B1 (en) Getting on and off facilities of station for public transportation system
NO20020152D0 (en) Facilities for driving people from a rock station to a valley station
US7554234B2 (en) Motor with rotation suppression mechanism for movable body
US11554721B2 (en) Sliding step assembly for a motor vehicle or for a rail vehicle
JP4509795B2 (en) A device that permanently controls grounding
ES2241545T3 (en) URBAN TRANSPORTATION SYSTEM WITH FORCED GUIDANCE.
KR100696307B1 (en) The defense door used a linear induction motor as the driving source devices
KR200368427Y1 (en) The defense door used a linear induction motor as the driving source devices
CN209457673U (en) The safe controlling device for doors of railroad platform that multiple spot opens the door
JP2013172558A (en) Non-contact electric power supply system, ground non-contact electric power supply equipment, and on-vehicle non-contact electric power reception equipment
JP3407950B2 (en) Movable fence power supply for home door device
JP3024963B1 (en) Platform protection fence device
JP2820374B2 (en) Getting on and off equipment installed on the platform of a magnetic levitation railway
CN206107246U (en) Well low -speed maglev F rail detects running gear of usefulness
US20200017334A1 (en) Transportation device comprising a safety device for limiting deceleration
US1950611A (en) Linear induction motor
KR100600477B1 (en) Apparatus for magnetic type damping collision force of high speed vehicle
CN205976959U (en) Underground rail shielding gate
CN105774827A (en) Rail transit train door with electromagnetic force serving as driving power
CN216915836U (en) Train platform safety door
CN115230744B (en) Passenger guidance system
ES2342216T3 (en) CURRENT ACTUATOR DEVICE.
CN113725046B (en) DC overcurrent tripping device
CN219344555U (en) Screen door system for station platform and platform control system for station

Legal Events

Date Code Title Description
U107 Dual application of utility model
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20051111

Year of fee payment: 3

EXTG Extinguishment