JPS5218654A - Elevator control system - Google Patents

Elevator control system

Info

Publication number
JPS5218654A
JPS5218654A JP50093112A JP9311275A JPS5218654A JP S5218654 A JPS5218654 A JP S5218654A JP 50093112 A JP50093112 A JP 50093112A JP 9311275 A JP9311275 A JP 9311275A JP S5218654 A JPS5218654 A JP S5218654A
Authority
JP
Japan
Prior art keywords
control system
elevator control
elevator
differential
detected
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
JP50093112A
Other languages
Japanese (ja)
Inventor
Masaaki Nakazato
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 JP50093112A priority Critical patent/JPS5218654A/en
Publication of JPS5218654A publication Critical patent/JPS5218654A/en
Pending legal-status Critical Current

Links

Landscapes

  • Elevator Control (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

PURPOSE: To provide an elevator control system so arranged that disorder conditions of an elevator can be detected in its early stage, using a differential of speed.
COPYRIGHT: (C)1977,JPO&Japio
JP50093112A 1975-08-01 1975-08-01 Elevator control system Pending JPS5218654A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50093112A JPS5218654A (en) 1975-08-01 1975-08-01 Elevator control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50093112A JPS5218654A (en) 1975-08-01 1975-08-01 Elevator control system

Publications (1)

Publication Number Publication Date
JPS5218654A true JPS5218654A (en) 1977-02-12

Family

ID=14073431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50093112A Pending JPS5218654A (en) 1975-08-01 1975-08-01 Elevator control system

Country Status (1)

Country Link
JP (1) JPS5218654A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58210194A (en) * 1982-06-02 1983-12-07 Nippon Steel Corp Production of surface treated steel plate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58210194A (en) * 1982-06-02 1983-12-07 Nippon Steel Corp Production of surface treated steel plate
JPH0121234B2 (en) * 1982-06-02 1989-04-20 Nippon Steel Corp

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