JPS52135149A - Apparatus to prevent elevator door opened operation - Google Patents

Apparatus to prevent elevator door opened operation

Info

Publication number
JPS52135149A
JPS52135149A JP5001476A JP5001476A JPS52135149A JP S52135149 A JPS52135149 A JP S52135149A JP 5001476 A JP5001476 A JP 5001476A JP 5001476 A JP5001476 A JP 5001476A JP S52135149 A JPS52135149 A JP S52135149A
Authority
JP
Japan
Prior art keywords
door opened
elevator door
opened operation
prevent elevator
elevator
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
JP5001476A
Other languages
Japanese (ja)
Inventor
Kazumitsu Aoki
Michio Aoki
Kenji Takemori
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5001476A priority Critical patent/JPS52135149A/en
Publication of JPS52135149A publication Critical patent/JPS52135149A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve safety of elevator, by cutting off drive motor's source to stop the elevator, when the elevator is beyond predetermined range from floor level at door opened condition.
COPYRIGHT: (C)1977,JPO&Japio
JP5001476A 1976-05-04 1976-05-04 Apparatus to prevent elevator door opened operation Pending JPS52135149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5001476A JPS52135149A (en) 1976-05-04 1976-05-04 Apparatus to prevent elevator door opened operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5001476A JPS52135149A (en) 1976-05-04 1976-05-04 Apparatus to prevent elevator door opened operation

Publications (1)

Publication Number Publication Date
JPS52135149A true JPS52135149A (en) 1977-11-11

Family

ID=12847129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5001476A Pending JPS52135149A (en) 1976-05-04 1976-05-04 Apparatus to prevent elevator door opened operation

Country Status (1)

Country Link
JP (1) JPS52135149A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882975A (en) * 1981-11-12 1983-05-18 三菱電機株式会社 Controller for elevator
JP2013184799A (en) * 2012-03-08 2013-09-19 Mitsubishi Electric Corp Hydraulic elevator, and method for preventing door-opened state operation for hydraulic elevator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519988A (en) * 1974-07-15 1976-01-27 Asahi Dow Ltd SUTORETSUCHIHOSOYOFUIRUMUNO KYOKYUHOHO OYOBI SOCHI

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS519988A (en) * 1974-07-15 1976-01-27 Asahi Dow Ltd SUTORETSUCHIHOSOYOFUIRUMUNO KYOKYUHOHO OYOBI SOCHI

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882975A (en) * 1981-11-12 1983-05-18 三菱電機株式会社 Controller for elevator
JP2013184799A (en) * 2012-03-08 2013-09-19 Mitsubishi Electric Corp Hydraulic elevator, and method for preventing door-opened state operation for hydraulic elevator

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