JPS5323451A - Preventing devic e for opening of elevator door - Google Patents

Preventing devic e for opening of elevator door

Info

Publication number
JPS5323451A
JPS5323451A JP9733476A JP9733476A JPS5323451A JP S5323451 A JPS5323451 A JP S5323451A JP 9733476 A JP9733476 A JP 9733476A JP 9733476 A JP9733476 A JP 9733476A JP S5323451 A JPS5323451 A JP S5323451A
Authority
JP
Japan
Prior art keywords
preventing
elevator door
opening
devic
door
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
JP9733476A
Other languages
Japanese (ja)
Inventor
Tsuneshi Ando
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.)
Fujitec Co Ltd
Original Assignee
Fujitec 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 Fujitec Co Ltd filed Critical Fujitec Co Ltd
Priority to JP9733476A priority Critical patent/JPS5323451A/en
Publication of JPS5323451A publication Critical patent/JPS5323451A/en
Pending legal-status Critical Current

Links

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

PURPOSE: To prevent an elevator door from manually opening by preventing a door motor shaft from rotating by a pressing plate released upon malfunction such as trouble, power service interruption, etc.
COPYRIGHT: (C)1978,JPO&Japio
JP9733476A 1976-08-13 1976-08-13 Preventing devic e for opening of elevator door Pending JPS5323451A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9733476A JPS5323451A (en) 1976-08-13 1976-08-13 Preventing devic e for opening of elevator door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9733476A JPS5323451A (en) 1976-08-13 1976-08-13 Preventing devic e for opening of elevator door

Publications (1)

Publication Number Publication Date
JPS5323451A true JPS5323451A (en) 1978-03-03

Family

ID=14189575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9733476A Pending JPS5323451A (en) 1976-08-13 1976-08-13 Preventing devic e for opening of elevator door

Country Status (1)

Country Link
JP (1) JPS5323451A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4926950A (en) * 1972-07-07 1974-03-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4926950A (en) * 1972-07-07 1974-03-09

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