JPH03119028U - - Google Patents

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Publication number
JPH03119028U
JPH03119028U JP2761690U JP2761690U JPH03119028U JP H03119028 U JPH03119028 U JP H03119028U JP 2761690 U JP2761690 U JP 2761690U JP 2761690 U JP2761690 U JP 2761690U JP H03119028 U JPH03119028 U JP H03119028U
Authority
JP
Japan
Prior art keywords
pressure
hydraulic
closing
opening
hydraulic opening
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
JP2761690U
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 JP2761690U priority Critical patent/JPH03119028U/ja
Publication of JPH03119028U publication Critical patent/JPH03119028U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の第1実施例に係る水門扉開度
保持装置の回路図、第2図は本考案の第2実施例
に係る回路図、第3図は従来の水門扉開閉機を示
す回路図、第4図は水門扉開閉機の油圧シリンダ
部の斜視図である。 2…油圧源、3…圧力検出装置、4…圧力制御
装置、5…切換弁、7…油圧シリンダ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 水門扉の油圧開閉機に付随して設けられ、油圧
    源と、圧力検出装置と、圧力検出装置により検出
    した圧力により前記油圧源の圧力を制御する圧力
    制御装置と、前記油圧源と油圧開閉機とを接続又
    は遮断する切換弁とから構成され、前記油圧開閉
    機内の圧力を検出し、これに応じた圧油を前記油
    圧開閉機に供給することを特徴とした油圧開閉式
    水門扉の開度保持装置。
JP2761690U 1990-03-20 1990-03-20 Pending JPH03119028U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2761690U JPH03119028U (ja) 1990-03-20 1990-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2761690U JPH03119028U (ja) 1990-03-20 1990-03-20

Publications (1)

Publication Number Publication Date
JPH03119028U true JPH03119028U (ja) 1991-12-09

Family

ID=31530458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2761690U Pending JPH03119028U (ja) 1990-03-20 1990-03-20

Country Status (1)

Country Link
JP (1) JPH03119028U (ja)

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