JPS6093691U - Telescoping crane jib fall/overturn prevention device - Google Patents

Telescoping crane jib fall/overturn prevention device

Info

Publication number
JPS6093691U
JPS6093691U JP18390683U JP18390683U JPS6093691U JP S6093691 U JPS6093691 U JP S6093691U JP 18390683 U JP18390683 U JP 18390683U JP 18390683 U JP18390683 U JP 18390683U JP S6093691 U JPS6093691 U JP S6093691U
Authority
JP
Japan
Prior art keywords
prevention device
overturn prevention
jib
crane
crane jib
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
JP18390683U
Other languages
Japanese (ja)
Inventor
代財 幸夫
Original Assignee
住友重機械工業株式会社
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 住友重機械工業株式会社 filed Critical 住友重機械工業株式会社
Priority to JP18390683U priority Critical patent/JPS6093691U/en
Publication of JPS6093691U publication Critical patent/JPS6093691U/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 drawings]

図面は本考案の実施例を示したもので、第1図、第2図
はクローラクレーンでの使用状況とジブ俯仰に伴う異な
る伸縮状況にて示す概要図、第3図は一部破断して示す
拡大正面図、第4図は最大短縮状況で示す同正面図であ
る。 1・・・伸縮式クレーンジブ落下・転倒防止装置、2.
7.12・・・(多段伸縮)管体、3・・・連結部、4
・・・クレーン本体、5.10・・・ブラケット、6゜
11・・・ピン、8・・・エンド金物、9・・・ジブ、
13゜14.15・・・抜止めフランジ、16.17・
・・圧縮バネ、18・・・ネジ部、19・・・連結部、
20・・・抜止め部材、21・・・ワイヤロープ、22
・・・俯仰ドラム。
The drawings show an embodiment of the present invention. Figures 1 and 2 are schematic diagrams showing the usage situation on a crawler crane and the different expansion and contraction situations associated with the elevation and elevation of the jib, and Figure 3 is a partially cutaway diagram. FIG. 4 is an enlarged front view shown in FIG. 4, and FIG. 1... Telescoping crane jib fall/overturn prevention device, 2.
7.12...(Multi-stage expansion/contraction) pipe body, 3... Connection part, 4
...Crane body, 5.10...Bracket, 6゜11...Pin, 8...End hardware, 9...Jib,
13゜14.15... Removal flange, 16.17.
...Compression spring, 18...Threaded part, 19...Connection part,
20... Retaining member, 21... Wire rope, 22
...An upturned drum.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] クレーン本体上部と、クレーン本体に俯仰可能に枢着さ
れたジブとの間に装架される伸縮式クレーンジブ転倒防
止装置において、一端をクレーン本体側に、他端をジブ
側にそれぞれ枢着した多段伸縮管体の各管体先端と後端
と−にそれぞれ互に係合する抜止めを設け、該抜止め間
に管体の伸長時および収縮時に作用する圧縮バネを介装
すると共に、ジブ側管体とジブ連結用のエンド金物とを
長さ調節機構を介して連結したことを特徴とする伸縮式
クレーンジブ落下・転倒防止装置。
A telescopic crane jib overturn prevention device installed between the upper part of the crane body and a jib that is pivotally attached to the crane body so that it can be lifted up and down. A retainer that engages with each other is provided at the tip and rear end of each extensible tube, and a compression spring that acts when the tube extends and contracts is interposed between the retainers. A telescoping crane jib fall/overturn prevention device characterized by connecting a pipe body and an end metal fitting for connecting the jib via a length adjustment mechanism.
JP18390683U 1983-11-29 1983-11-29 Telescoping crane jib fall/overturn prevention device Pending JPS6093691U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18390683U JPS6093691U (en) 1983-11-29 1983-11-29 Telescoping crane jib fall/overturn prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18390683U JPS6093691U (en) 1983-11-29 1983-11-29 Telescoping crane jib fall/overturn prevention device

Publications (1)

Publication Number Publication Date
JPS6093691U true JPS6093691U (en) 1985-06-26

Family

ID=30397902

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18390683U Pending JPS6093691U (en) 1983-11-29 1983-11-29 Telescoping crane jib fall/overturn prevention device

Country Status (1)

Country Link
JP (1) JPS6093691U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000022006A1 (en) * 2020-09-18 2022-03-18 Moritsch Cranes S R L ROPE CRANE

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000022006A1 (en) * 2020-09-18 2022-03-18 Moritsch Cranes S R L ROPE CRANE
EP3971126A1 (en) 2020-09-18 2022-03-23 Moritsch Cranes S.r.l. Crane

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