JPS5823885U - Jib offset angle adjustment device - Google Patents

Jib offset angle adjustment device

Info

Publication number
JPS5823885U
JPS5823885U JP11674881U JP11674881U JPS5823885U JP S5823885 U JPS5823885 U JP S5823885U JP 11674881 U JP11674881 U JP 11674881U JP 11674881 U JP11674881 U JP 11674881U JP S5823885 U JPS5823885 U JP S5823885U
Authority
JP
Japan
Prior art keywords
jib
offset angle
adjustment device
angle adjustment
boom
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
JP11674881U
Other languages
Japanese (ja)
Inventor
勝 伊藤
Original Assignee
日立建機株式会社
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 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP11674881U priority Critical patent/JPS5823885U/en
Publication of JPS5823885U publication Critical patent/JPS5823885U/en
Pending legal-status Critical Current

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  • 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図はジブを装着したラチスブームをそなえたトラッ
ククレーンを示す側面図、第２図は従来のジブラガイラ
イン装置を示す説明図、第３図は本考案の一実施例を示
す説明図、第４図は第３図の部分拡大図である。 ３・・・・・・ラチスブーム、３ａ・・曲基部フーム、
４・・・・・・ジブ、１１・・曲ジブマスト、１４・・
曲玉ガイラインロープ、１５・・−下ガイラインロープ
、１６ａ、１６ｂ・・・・・・エコライザシーブ：１８
・・曲油圧シリンダ、１８ａ・・曲ピストンロッド、１
９・・・・・・ピン。Fig. 1 is a side view showing a truck crane equipped with a lattice boom equipped with a jib, Fig. 2 is an explanatory drawing showing a conventional jib bra guy line device, Fig. 3 is an explanatory drawing showing an embodiment of the present invention, and Fig. 4 is an explanatory drawing showing an embodiment of the present invention. The figure is a partially enlarged view of FIG. 3. 3... Lattice boom, 3a... Curved base hoom,
4...Jib, 11...Curved jib mast, 14...
Curved guy line rope, 15...-Lower guy line rope, 16a, 16b...Equalizer sheave: 18
...Curved hydraulic cylinder, 18a...Bent piston rod, 1
9...Pin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ジブを装着したラチスブームをそなえ、そのジブを支持
する上ガイラインロープ、下ガイラインロープ懸架用の
ジブマストに設置したエコライザシーブにかけ渡すとと
もに、その端部をそれぞれジブ先端、ブーム側に係止し
、たクレーンにおいて、ブームに係止する下ガイライン
ロープの両端の一方側にシリンダを介在させ、そのシリ
ンダの伸縮制御によってジブのオフセット角度を変更で
きるようにしたことを特徴とするジブのオフセット角度
調整装置。A lattice boom with a jib attached is provided, and the upper and lower guyline ropes that support the jib are stretched over the equalizer sheave installed on the jib mast for suspension, and the ends are locked to the tip of the jib and the boom side, respectively. A jib offset angle adjusting device for a crane, characterized in that a cylinder is interposed on one side of both ends of a lower guy line rope that is secured to a boom, and the offset angle of the jib can be changed by controlling the expansion and contraction of the cylinder.
JP11674881U 1981-08-07 1981-08-07 Jib offset angle adjustment device Pending JPS5823885U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11674881U JPS5823885U (en) 1981-08-07 1981-08-07 Jib offset angle adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11674881U JPS5823885U (en) 1981-08-07 1981-08-07 Jib offset angle adjustment device

Publications (1)

Publication Number Publication Date
JPS5823885U true JPS5823885U (en) 1983-02-15

Family

ID=29910957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11674881U Pending JPS5823885U (en) 1981-08-07 1981-08-07 Jib offset angle adjustment device

Country Status (1)

Country Link
JP (1) JPS5823885U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6098068A (en) * 1983-10-31 1985-06-01 株式会社大井製作所 Actuator apparatus
JPS60123685A (en) * 1983-12-08 1985-07-02 株式会社大井製作所 Door lock operating apparatus of car
JPS6097964U (en) * 1983-12-12 1985-07-04 マツダ株式会社 car door lock device
JPH0363368A (en) * 1989-07-31 1991-03-19 Oi Seisakusho Co Ltd Automobile door locker

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6098068A (en) * 1983-10-31 1985-06-01 株式会社大井製作所 Actuator apparatus
JPS60123685A (en) * 1983-12-08 1985-07-02 株式会社大井製作所 Door lock operating apparatus of car
JPS6097964U (en) * 1983-12-12 1985-07-04 マツダ株式会社 car door lock device
JPH035660Y2 (en) * 1983-12-12 1991-02-13
JPH0363368A (en) * 1989-07-31 1991-03-19 Oi Seisakusho Co Ltd Automobile door locker

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