JPH01103685U - - Google Patents

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Publication number
JPH01103685U
JPH01103685U JP19706387U JP19706387U JPH01103685U JP H01103685 U JPH01103685 U JP H01103685U JP 19706387 U JP19706387 U JP 19706387U JP 19706387 U JP19706387 U JP 19706387U JP H01103685 U JPH01103685 U JP H01103685U
Authority
JP
Japan
Prior art keywords
cylinder
pump
accumulator
stopped
registration request
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
JP19706387U
Other languages
English (en)
Other versions
JPH0511280Y2 (ja
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 JP1987197063U priority Critical patent/JPH0511280Y2/ja
Publication of JPH01103685U publication Critical patent/JPH01103685U/ja
Application granted granted Critical
Publication of JPH0511280Y2 publication Critical patent/JPH0511280Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Fluid-Pressure Circuits (AREA)
  • Types And Forms Of Lifts (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例を示す油圧回路図、第
２図は従来例の回路図である。 １…昇降台、２…第１の油圧シリンダ、３…ア
キユームレータ、４…開閉弁、６…第２の油圧シ
リンダ、７…可逆的油圧ポンプ、９，１０…油室
、１１，１２…通路、１３Ａ，１３Ｂ…オペレー
トチエツクバルブ（負荷保持弁）。

Claims (1)

    【実用新案登録請求の範囲】
  1. 昇降台を支持する２つのシリンダを並設し、一
    方のシリンダにはアキユームレータを接続し、他
    方のシリンダには可逆回転するポンプの吸込側と
    吐出側を上下の各油室と接続し、かつポンプ停止
    時に作動油の流出を阻止する負荷保持弁を設けた
    ことを特徴とする昇降装置。
JP1987197063U 1987-12-25 1987-12-25 Expired - Lifetime JPH0511280Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987197063U JPH0511280Y2 (ja) 1987-12-25 1987-12-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987197063U JPH0511280Y2 (ja) 1987-12-25 1987-12-25

Publications (2)

Publication Number Publication Date
JPH01103685U true JPH01103685U (ja) 1989-07-13
JPH0511280Y2 JPH0511280Y2 (ja) 1993-03-19

Family

ID=31487639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987197063U Expired - Lifetime JPH0511280Y2 (ja) 1987-12-25 1987-12-25

Country Status (1)

Country Link
JP (1) JPH0511280Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016011670A (ja) * 2014-06-27 2016-01-21 太平電業株式会社 ポンプ切替用油圧回路構造

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54132175U (ja) * 1978-03-07 1979-09-13
JPS60237207A (ja) * 1984-05-09 1985-11-26 Mitsubishi Electric Corp 往復動装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54132175U (ja) * 1978-03-07 1979-09-13
JPS60237207A (ja) * 1984-05-09 1985-11-26 Mitsubishi Electric Corp 往復動装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016011670A (ja) * 2014-06-27 2016-01-21 太平電業株式会社 ポンプ切替用油圧回路構造

Also Published As

Publication number Publication date
JPH0511280Y2 (ja) 1993-03-19

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