JPS6195791U - - Google Patents

Info

Publication number
JPS6195791U
JPS6195791U JP17861584U JP17861584U JPS6195791U JP S6195791 U JPS6195791 U JP S6195791U JP 17861584 U JP17861584 U JP 17861584U JP 17861584 U JP17861584 U JP 17861584U JP S6195791 U JPS6195791 U JP S6195791U
Authority
JP
Japan
Prior art keywords
accumulator
clutch
cylinder
winch
stopped
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
JP17861584U
Other languages
Japanese (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 JP17861584U priority Critical patent/JPS6195791U/ja
Publication of JPS6195791U publication Critical patent/JPS6195791U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案一実施例の構成説明図である。 ２１は予備チヤージ圧ポンプ、２２はアンロー
ドバルブ。 The drawing is an explanatory diagram of the configuration of an embodiment of the present invention. 21 is a preliminary charge pressure pump, and 22 is an unload valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ウインチドラム駆動ポンプ１３の圧油とアキユ
ムレータ１４の圧油を切換弁１５により選択的に
受けて作動するクラツチシリンダ１０とネガテイ
ブブレーキシリンダ１１とを備えたものにおいて
、アキユムレータ回路２３にスイツチ作動により
電動で駆動される予備チヤージ圧ポンプ２１と設
けると共にアキユムレータ回路２３にエンジン停
止時アキユムレータ１４の圧油をタンク３１に逃
がすアンロードバルブ２２を設けたことを特徴と
するクレーンウインチのクラツチ・ブレーキ油圧
回路装置。 A clutch cylinder 10 and a negative brake cylinder 11 are operated by selectively receiving pressurized oil from a winch drum drive pump 13 and an accumulator 14 through a switching valve 15. This clutch/brake hydraulic circuit device for a crane winch is characterized in that it is provided with a driven preliminary charge pressure pump 21 and an unload valve 22 in an accumulator circuit 23 for releasing pressure oil from an accumulator 14 to a tank 31 when the engine is stopped.
JP17861584U 1984-11-27 1984-11-27 Pending JPS6195791U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17861584U JPS6195791U (en) 1984-11-27 1984-11-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17861584U JPS6195791U (en) 1984-11-27 1984-11-27

Publications (1)

Publication Number Publication Date
JPS6195791U true JPS6195791U (en) 1986-06-20

Family

ID=30736180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17861584U Pending JPS6195791U (en) 1984-11-27 1984-11-27

Country Status (1)

Country Link
JP (1) JPS6195791U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017154844A (en) * 2016-02-29 2017-09-07 日立住友重機械建機クレーン株式会社 crane

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49111086A (en) * 1973-02-27 1974-10-23
JPS5922323U (en) * 1982-07-31 1984-02-10 中央発條株式会社 Control cable outer casing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49111086A (en) * 1973-02-27 1974-10-23
JPS5922323U (en) * 1982-07-31 1984-02-10 中央発條株式会社 Control cable outer casing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017154844A (en) * 2016-02-29 2017-09-07 日立住友重機械建機クレーン株式会社 crane

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