JPH0431786U - - Google Patents

Info

Publication number
JPH0431786U
JPH0431786U JP7297990U JP7297990U JPH0431786U JP H0431786 U JPH0431786 U JP H0431786U JP 7297990 U JP7297990 U JP 7297990U JP 7297990 U JP7297990 U JP 7297990U JP H0431786 U JPH0431786 U JP H0431786U
Authority
JP
Japan
Prior art keywords
hydraulic
liquid level
oil tank
oil
power unit
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
JP7297990U
Other languages
English (en)
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 filed Critical
Priority to JP7297990U priority Critical patent/JPH0431786U/ja
Publication of JPH0431786U publication Critical patent/JPH0431786U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Types And Forms Of Lifts (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の油圧エレベータのパワーユ
ニツト装置の要部の拡大図、第2図はエレベータ
全体の概要側面図、第3図は液面検出器の動作説
明図である。 5……油圧ジヤツキ、9……シリンダー、19
……油圧ポンプ、23……油圧タンク、25……
制御弁、27……電動機、33……液面検出器、
41……警報器、b……最低液面、c……許容最
低液面。

Claims (1)

    【実用新案登録請求の範囲】
  1. 作動油の入つた油タンクと、油タンクと連通し
    電動機によつて駆動される油圧ポンプと、油圧ポ
    ンプからの作動油を油圧ジヤキのシリンダー側あ
    るいは、油タンク側へ切換制御する制御弁とを備
    えた油圧エレベータのパワーユニツト装置におい
    て、前記油タンク内に、作動油の液面が最低液面
    からさらに下がり許容最低液面に達するとオンと
    なり警報器を作動させる液面検出器を設けたこと
    を特徴とする油圧エレベータのパワーユニツト装
    置。
JP7297990U 1990-07-11 1990-07-11 Pending JPH0431786U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7297990U JPH0431786U (ja) 1990-07-11 1990-07-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7297990U JPH0431786U (ja) 1990-07-11 1990-07-11

Publications (1)

Publication Number Publication Date
JPH0431786U true JPH0431786U (ja) 1992-03-13

Family

ID=31611402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7297990U Pending JPH0431786U (ja) 1990-07-11 1990-07-11

Country Status (1)

Country Link
JP (1) JPH0431786U (ja)

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