JPS5316246A - System for monitoring interior of elevator - Google Patents

System for monitoring interior of elevator

Info

Publication number
JPS5316246A
JPS5316246A JP8980476A JP8980476A JPS5316246A JP S5316246 A JPS5316246 A JP S5316246A JP 8980476 A JP8980476 A JP 8980476A JP 8980476 A JP8980476 A JP 8980476A JP S5316246 A JPS5316246 A JP S5316246A
Authority
JP
Japan
Prior art keywords
elevator
monitoring interior
interior
monitoring
intend
Prior art date
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.)
Pending
Application number
JP8980476A
Other languages
Japanese (ja)
Inventor
Shigetoki Sugimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP8980476A priority Critical patent/JPS5316246A/en
Publication of JPS5316246A publication Critical patent/JPS5316246A/en
Pending legal-status Critical Current

Links

Landscapes

  • Indicating And Signalling Devices For Elevators (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

PURPOSE: To intend to improve the reliability of an elevator by always monitoring the interior of the elevator from exterior by providing an aerial propagation light transmission path between the elevator and a building.
COPYRIGHT: (C)1978,JPO&Japio
JP8980476A 1976-07-27 1976-07-27 System for monitoring interior of elevator Pending JPS5316246A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8980476A JPS5316246A (en) 1976-07-27 1976-07-27 System for monitoring interior of elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8980476A JPS5316246A (en) 1976-07-27 1976-07-27 System for monitoring interior of elevator

Publications (1)

Publication Number Publication Date
JPS5316246A true JPS5316246A (en) 1978-02-15

Family

ID=13980894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8980476A Pending JPS5316246A (en) 1976-07-27 1976-07-27 System for monitoring interior of elevator

Country Status (1)

Country Link
JP (1) JPS5316246A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55136742A (en) * 1979-04-13 1980-10-24 Toshiba Corp Multiplex communication system
JPS5848669U (en) * 1981-09-29 1983-04-01 池田　信昭 Elevator internal monitoring device
JPS5966243A (en) * 1982-10-08 1984-04-14 Hitachi Ltd Data communication system
JPS61230539A (en) * 1985-04-05 1986-10-14 Nippon Telegr & Teleph Corp <Ntt> Bus type transfer system fault detecting and display device
JPS6351746A (en) * 1986-08-21 1988-03-04 Toshiba Corp Switching device for duplexing transmission line
JP2004168465A (en) * 2002-11-19 2004-06-17 Hitachi Ltd Inspection device for elevator control panel

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55136742A (en) * 1979-04-13 1980-10-24 Toshiba Corp Multiplex communication system
JPS5848669U (en) * 1981-09-29 1983-04-01 池田　信昭 Elevator internal monitoring device
JPS5966243A (en) * 1982-10-08 1984-04-14 Hitachi Ltd Data communication system
JPS61230539A (en) * 1985-04-05 1986-10-14 Nippon Telegr & Teleph Corp <Ntt> Bus type transfer system fault detecting and display device
JPS6351746A (en) * 1986-08-21 1988-03-04 Toshiba Corp Switching device for duplexing transmission line
JP2004168465A (en) * 2002-11-19 2004-06-17 Hitachi Ltd Inspection device for elevator control panel

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