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 jibInfo
- 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
Links
Landscapes
- 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
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)
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.
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4423146Y1 (en) * | 1965-02-26 | 1969-09-30 |
-
1983
- 1983-12-14 JP JP19321683U patent/JPS60100390U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4423146Y1 (en) * | 1965-02-26 | 1969-09-30 |
Cited By (18)
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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