KR890004891U - Control circuit of hydraulic elevator - Google Patents

Control circuit of hydraulic elevator

Info

Publication number
KR890004891U
KR890004891U KR2019870014804U KR870014804U KR890004891U KR 890004891 U KR890004891 U KR 890004891U KR 2019870014804 U KR2019870014804 U KR 2019870014804U KR 870014804 U KR870014804 U KR 870014804U KR 890004891 U KR890004891 U KR 890004891U
Authority
KR
South Korea
Prior art keywords
control circuit
hydraulic elevator
elevator
hydraulic
circuit
Prior art date
Application number
KR2019870014804U
Other languages
Korean (ko)
Other versions
KR900003147Y1 (en
Inventor
박상옥
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870014804U priority Critical patent/KR900003147Y1/en
Publication of KR890004891U publication Critical patent/KR890004891U/en
Application granted granted Critical
Publication of KR900003147Y1 publication Critical patent/KR900003147Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/028—Safety devices separate from control system in case of power failure, for hydraulical lifts, e.g. braking the hydraulic jack

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Types And Forms Of Lifts (AREA)
  • Elevator Control (AREA)
KR2019870014804U 1987-08-31 1987-08-31 Circuit controlling elevator of oil pressure KR900003147Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870014804U KR900003147Y1 (en) 1987-08-31 1987-08-31 Circuit controlling elevator of oil pressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870014804U KR900003147Y1 (en) 1987-08-31 1987-08-31 Circuit controlling elevator of oil pressure

Publications (2)

Publication Number Publication Date
KR890004891U true KR890004891U (en) 1989-04-18
KR900003147Y1 KR900003147Y1 (en) 1990-04-14

Family

ID=19267245

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870014804U KR900003147Y1 (en) 1987-08-31 1987-08-31 Circuit controlling elevator of oil pressure

Country Status (1)

Country Link
KR (1) KR900003147Y1 (en)

Also Published As

Publication number Publication date
KR900003147Y1 (en) 1990-04-14

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19990319

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee