JPS60100390U - Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib - Google Patents

Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib

Info

Publication number
JPS60100390U
JPS60100390U JP19321683U JP19321683U JPS60100390U JP S60100390 U JPS60100390 U JP S60100390U JP 19321683 U JP19321683 U JP 19321683U JP 19321683 U JP19321683 U JP 19321683U JP S60100390 U JPS60100390 U JP S60100390U
Authority
JP
Japan
Prior art keywords
auxiliary jib
telescopic boom
jib
tilt device
hydraulic telescopic
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
JP19321683U
Other languages
Japanese (ja)
Other versions
JPS6346465Y2 (en
Inventor
川本　博
Original Assignee
株式会社　多田野鉄工所
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 株式会社　多田野鉄工所 filed Critical 株式会社　多田野鉄工所
Priority to JP19321683U priority Critical patent/JPS60100390U/en
Publication of JPS60100390U publication Critical patent/JPS60100390U/en
Application granted granted Critical
Publication of JPS6346465Y2 publication Critical patent/JPS6346465Y2/ja
Granted legal-status Critical Current

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  • Control And Safety Of Cranes (AREA)
  • Jib Cranes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案の実施例に係る可変チルト装置を備えた
伸縮ブームの頭部斜視図、第２図Ａ及び第２図Ｂは第１
図に示した可変チルト装置の作動説明図、第３図及び第
４図は第１図に示した可変チルト装置の油圧回路図、第
５図はテンションロープ式補助ジブを備えた伸縮ブーム
の頭部側面図である。 １・・・伸縮ブーム、２・・・補助ジブ、３・・・油圧
シリンダ、５・・・油圧アクチュエータ、３１・・・縮
小側油路。 −−−］６　’Ｉ、Ｄ″ｂ 入　　　　　久 、ｙ　　　　　　　　　　　　　　　　　　４Ａ　４Ｂ
′−′　　　　　　　　Ｌ〒」 一１ｒ 刈“１峡娶FIG. 1 is a perspective view of the head of a telescopic boom equipped with a variable tilt device according to an embodiment of the present invention, and FIGS. 2A and 2B are
Figures 3 and 4 are hydraulic circuit diagrams of the variable tilt device shown in Figure 1, Figure 5 is the head of the telescopic boom equipped with a tension rope type auxiliary jib. FIG. DESCRIPTION OF SYMBOLS 1... Telescopic boom, 2... Auxiliary jib, 3... Hydraulic cylinder, 5... Hydraulic actuator, 31... Reduction side oil path. ---]6 'I, D''b Iku,y 4A 4B
′-′ L〒” 11r Kari “1 Gorge

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧シリンダ３によって伸縮駆動される伸縮ブーム１の
先端部１ａに、補助ジブ２を上下方向に枢動自在に取付
けてなる補助ジブ付油圧伸縮式ブームにおいて、前記補
助ジブ２が前記油圧シリンダ３の縮小側油路３１を介し
て供給される圧油を受けて作動する適宜の油圧アクチュ
エータ５により前記伸縮ブーム１に対して適宜に枢動せ
しめられる如く構成されていることを特徴とする補助ジ
ブ付油圧伸縮式ジブ−云における補助ジブの可変チルト
装置。In a hydraulic telescopic boom with an auxiliary jib in which an auxiliary jib 2 is attached to the tip 1a of a telescopic boom 1 that is driven to extend and contract by a hydraulic cylinder 3 so as to be pivotable in the vertical direction, the auxiliary jib 2 is connected to the hydraulic cylinder 3. An auxiliary jib characterized in that it is configured to be pivoted as appropriate with respect to the telescopic boom 1 by an appropriate hydraulic actuator 5 that operates in response to pressure oil supplied through the contraction side oil passage 31. Variable tilt device for auxiliary jib in hydraulic telescopic jib.
JP19321683U 1983-12-14 1983-12-14 Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib Granted JPS60100390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19321683U JPS60100390U (en) 1983-12-14 1983-12-14 Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19321683U JPS60100390U (en) 1983-12-14 1983-12-14 Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib

Publications (2)

Publication Number Publication Date
JPS60100390U true JPS60100390U (en) 1985-07-09
JPS6346465Y2 JPS6346465Y2 (en) 1988-12-02

Family

ID=30415619

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19321683U Granted JPS60100390U (en) 1983-12-14 1983-12-14 Variable tilt device for auxiliary jib in hydraulic telescopic boom with auxiliary jib

Country Status (1)

Country Link
JP (1) JPS60100390U (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63224195A (en) * 1987-03-11 1988-09-19 Hitachi Medical Corp X-ray device with automatic intensity regulation mechanism
JPS63232745A (en) * 1987-03-20 1988-09-28 Canon Inc Mixed mode facsimile
JPS63161293U (en) * 1987-04-09 1988-10-21
JPS63173187U (en) * 1987-04-30 1988-11-10
JP5323233B1 (en) * 2012-07-04 2013-10-23 Ｉｈｉ建機株式会社 Pillar member for crane front attachment
JP2014012578A (en) * 2012-07-04 2014-01-23 Ihi Construction Machinery Ltd Attachment of crane
WO2017089356A1 (en) * 2015-11-24 2017-06-01 Terex Cranes Germany Gmbh Mobile crane and method for angling a main boom extension in relation to a main boom of a mobile crane
WO2017216944A1 (en) * 2016-06-17 2017-12-21 株式会社前田製作所 Mobile crane
CN108290723A (en) * 2015-11-10 2018-07-17 特雷克斯全球有限公司 Mobilecrane and make its main boom extension with respect to the method that main boom is bent
US10640339B2 (en) 2015-11-10 2020-05-05 Terex Global Gmbh Mobile crane and method for angling a main jib extension relative to a main jib of a mobile crane

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4423146Y1 (en) * 1965-02-26 1969-09-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4423146Y1 (en) * 1965-02-26 1969-09-30

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63224195A (en) * 1987-03-11 1988-09-19 Hitachi Medical Corp X-ray device with automatic intensity regulation mechanism
JPS63232745A (en) * 1987-03-20 1988-09-28 Canon Inc Mixed mode facsimile
JPS63161293U (en) * 1987-04-09 1988-10-21
JPS63173187U (en) * 1987-04-30 1988-11-10
JP5323233B1 (en) * 2012-07-04 2013-10-23 Ｉｈｉ建機株式会社 Pillar member for crane front attachment
JP2014012579A (en) * 2012-07-04 2014-01-23 Ihi Construction Machinery Ltd Column member for front attachment of crane
JP2014012578A (en) * 2012-07-04 2014-01-23 Ihi Construction Machinery Ltd Attachment of crane
CN108290723A (en) * 2015-11-10 2018-07-17 特雷克斯全球有限公司 Mobilecrane and make its main boom extension with respect to the method that main boom is bent
US10640339B2 (en) 2015-11-10 2020-05-05 Terex Global Gmbh Mobile crane and method for angling a main jib extension relative to a main jib of a mobile crane
WO2017089353A1 (en) * 2015-11-24 2017-06-01 Terex Cranes Germany Gmbh Mobile crane for angling a main jib extension relative to a main jib of a mobile crane
CN108883916A (en) * 2015-11-24 2018-11-23 特雷克斯全球有限公司 The main boom of relative movement formula crane bends the mobilecrane of its extension
CN108883916B (en) * 2015-11-24 2020-01-03 特雷克斯全球有限公司 Mobile crane with bending of its extension relative to the main jib of the mobile crane
US10640340B2 (en) 2015-11-24 2020-05-05 Terex Global Gmbh Mobile crane for angling a main jib extension relative to a main jib of a mobile crane
WO2017089356A1 (en) * 2015-11-24 2017-06-01 Terex Cranes Germany Gmbh Mobile crane and method for angling a main boom extension in relation to a main boom of a mobile crane
US10781083B2 (en) 2015-11-24 2020-09-22 Terex Global Gmbh Mobile crane and method for angling a main boom extension in relation to a main boom of a mobile crane
WO2017216944A1 (en) * 2016-06-17 2017-12-21 株式会社前田製作所 Mobile crane
JPWO2017216944A1 (en) * 2016-06-17 2019-05-09 株式会社前田製作所 Mobile crane
US10710847B2 (en) 2016-06-17 2020-07-14 Maeda Seisakusho Co., Ltd. Mobile crane

Also Published As

Publication number Publication date
JPS6346465Y2 (en) 1988-12-02

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