JPS55161765A - Device for preventing dccpowered elevator from freely running - Google Patents

Device for preventing dccpowered elevator from freely running

Info

Publication number
JPS55161765A
JPS55161765A JP6714979A JP6714979A JPS55161765A JP S55161765 A JPS55161765 A JP S55161765A JP 6714979 A JP6714979 A JP 6714979A JP 6714979 A JP6714979 A JP 6714979A JP S55161765 A JPS55161765 A JP S55161765A
Authority
JP
Japan
Prior art keywords
dccpowered
elevator
preventing
freely running
freely
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
JP6714979A
Other languages
Japanese (ja)
Inventor
Kazumitsu Aoki
Yoshio Sakai
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 JP6714979A priority Critical patent/JPS55161765A/en
Publication of JPS55161765A publication Critical patent/JPS55161765A/en
Pending legal-status Critical Current

Links

JP6714979A 1979-05-29 1979-05-29 Device for preventing dccpowered elevator from freely running Pending JPS55161765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6714979A JPS55161765A (en) 1979-05-29 1979-05-29 Device for preventing dccpowered elevator from freely running

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6714979A JPS55161765A (en) 1979-05-29 1979-05-29 Device for preventing dccpowered elevator from freely running

Publications (1)

Publication Number Publication Date
JPS55161765A true JPS55161765A (en) 1980-12-16

Family

ID=13336552

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6714979A Pending JPS55161765A (en) 1979-05-29 1979-05-29 Device for preventing dccpowered elevator from freely running

Country Status (1)

Country Link
JP (1) JPS55161765A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008056428A (en) * 2006-08-31 2008-03-13 Toshiba Elevator Co Ltd Elevator control device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5054056A (en) * 1973-09-17 1975-05-13
JPS5293055A (en) * 1976-01-29 1977-08-05 Mitsubishi Electric Corp Safety apparatus for elevator
JPS52133644A (en) * 1976-04-30 1977-11-09 Hitachi Ltd Safety device for elevator
JPS5327566B1 (en) * 1969-06-14 1978-08-09
JPS5422647A (en) * 1977-07-18 1979-02-20 Mitsubishi Electric Corp Safety device of elevator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5327566B1 (en) * 1969-06-14 1978-08-09
JPS5054056A (en) * 1973-09-17 1975-05-13
JPS5293055A (en) * 1976-01-29 1977-08-05 Mitsubishi Electric Corp Safety apparatus for elevator
JPS52133644A (en) * 1976-04-30 1977-11-09 Hitachi Ltd Safety device for elevator
JPS5422647A (en) * 1977-07-18 1979-02-20 Mitsubishi Electric Corp Safety device of elevator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008056428A (en) * 2006-08-31 2008-03-13 Toshiba Elevator Co Ltd Elevator control device

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