JPS53131648A - Racing detect apparatus for hydraulic operated elevator - Google Patents

Racing detect apparatus for hydraulic operated elevator

Info

Publication number
JPS53131648A
JPS53131648A JP5003478A JP5003478A JPS53131648A JP S53131648 A JPS53131648 A JP S53131648A JP 5003478 A JP5003478 A JP 5003478A JP 5003478 A JP5003478 A JP 5003478A JP S53131648 A JPS53131648 A JP S53131648A
Authority
JP
Japan
Prior art keywords
racing
hydraulic operated
operated elevator
detect apparatus
detect
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.)
Granted
Application number
JP5003478A
Other languages
Japanese (ja)
Other versions
JPS5818309B2 (en
Inventor
Noriyo Nishida
Etsuo Shin
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 JP53050034A priority Critical patent/JPS5818309B2/en
Publication of JPS53131648A publication Critical patent/JPS53131648A/en
Publication of JPS5818309B2 publication Critical patent/JPS5818309B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)

Abstract

PURPOSE: To prevent confining passengers in hydraulic operated elevator having racing detect apparatus, when racing is detected electric source is opened after door is opened.
COPYRIGHT: (C)1978,JPO&Japio
JP53050034A 1978-04-28 1978-04-28 Hydraulic elevator slip prevention device Expired JPS5818309B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53050034A JPS5818309B2 (en) 1978-04-28 1978-04-28 Hydraulic elevator slip prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53050034A JPS5818309B2 (en) 1978-04-28 1978-04-28 Hydraulic elevator slip prevention device

Publications (2)

Publication Number Publication Date
JPS53131648A true JPS53131648A (en) 1978-11-16
JPS5818309B2 JPS5818309B2 (en) 1983-04-12

Family

ID=12847706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53050034A Expired JPS5818309B2 (en) 1978-04-28 1978-04-28 Hydraulic elevator slip prevention device

Country Status (1)

Country Link
JP (1) JPS5818309B2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977337A (en) * 1972-11-29 1974-07-25
JPS4987047A (en) * 1972-12-27 1974-08-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977337A (en) * 1972-11-29 1974-07-25
JPS4987047A (en) * 1972-12-27 1974-08-20

Also Published As

Publication number Publication date
JPS5818309B2 (en) 1983-04-12

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