JPS5251643A - Device for controlling speed of elevator - Google Patents

Device for controlling speed of elevator

Info

Publication number
JPS5251643A
JPS5251643A JP50127620A JP12762075A JPS5251643A JP S5251643 A JPS5251643 A JP S5251643A JP 50127620 A JP50127620 A JP 50127620A JP 12762075 A JP12762075 A JP 12762075A JP S5251643 A JPS5251643 A JP S5251643A
Authority
JP
Japan
Prior art keywords
elevator
controlling speed
cage
current
elevated
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
JP50127620A
Other languages
Japanese (ja)
Other versions
JPS60309B2 (en
Inventor
Toshiaki Ishii
Hidenori Watanabe
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50127620A priority Critical patent/JPS60309B2/en
Publication of JPS5251643A publication Critical patent/JPS5251643A/en
Publication of JPS60309B2 publication Critical patent/JPS60309B2/en
Expired legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To improve a riding feeling of a cage of an elevator by preventing vibration of current by switching thyristor group upon detection of zero armature current when the cage is elevated.
COPYRIGHT: (C)1977,JPO&Japio
JP50127620A 1975-10-23 1975-10-23 elevator speed control device Expired JPS60309B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50127620A JPS60309B2 (en) 1975-10-23 1975-10-23 elevator speed control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127620A JPS60309B2 (en) 1975-10-23 1975-10-23 elevator speed control device

Publications (2)

Publication Number Publication Date
JPS5251643A true JPS5251643A (en) 1977-04-25
JPS60309B2 JPS60309B2 (en) 1985-01-07

Family

ID=14964578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127620A Expired JPS60309B2 (en) 1975-10-23 1975-10-23 elevator speed control device

Country Status (1)

Country Link
JP (1) JPS60309B2 (en)

Also Published As

Publication number Publication date
JPS60309B2 (en) 1985-01-07

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