JPS6121785U - Crane extension jib - Google Patents
Crane extension jibInfo
- Publication number
- JPS6121785U JPS6121785U JP10674984U JP10674984U JPS6121785U JP S6121785 U JPS6121785 U JP S6121785U JP 10674984 U JP10674984 U JP 10674984U JP 10674984 U JP10674984 U JP 10674984U JP S6121785 U JPS6121785 U JP S6121785U
- Authority
- JP
- Japan
- Prior art keywords
- jib
- base end
- crane
- replenishment
- 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
Links
Landscapes
- 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１実施例の斜視図、第２図は、継ぎ足
しジブを折りたたみ格納した状態を示す本考案の平面略
図、第３図は従来の継ぎ足しジブを示す説明図である。
１；走行車体、２；旋回台、Ａ；伸縮ブーム、１０．１
１；主縦部材、Ｂ；継ぎ足しジブ、１０′；基端部。FIG. 1 is a perspective view of one embodiment of the present invention, FIG. 2 is a schematic plan view of the present invention showing the replenishment jib in a folded and stored state, and FIG. 3 is an explanatory diagram showing a conventional replenishment jib. 1; Traveling vehicle body, 2; Swivel base, A; Telescopic boom, 10.1
1: Main longitudinal member, B: Additional jib, 10': Base end.
Claims (1)
枢着し、この伸縮ブームの先端部に、平面視において左
右に離隔した一対の長尺な主縦部材を備えてなる継ぎ足
しジブの基端部を着脱自在に連結し、この継ぎ足しジブ
を伸縮ブームの前方へ張り出した張り出し位置と伸縮ブ
ームの横側に沿って折りたたまれた格納位置をとるよう
にしたクレーンの継ぎ足しジブにおいて、前記格納位置
にある継ぎ足しジブの前記伸縮ブームと反対の側に位置
する主縦部材は、その中間適所を中心にその基端部を水
平方向に回動自在に形成し、走行時には前記基端部を当
該主縦部材の先端側あるいは他方の前記主縦部材側へ折
りたたむように構成したことを特徴とするクレーンの継
ぎ足しジブ。The base end of a telescoping boom is pivotally connected to a rotating platform mounted on a traveling vehicle body, and the top end of the telescoping boom is provided with a pair of elongated main vertical members spaced apart from each other to the left and right in plan view. In the crane replenishment jib, the base end of the crane is removably connected, and the replenishment jib takes an extended position extending forward of the telescopic boom and a retracted position folded along the side of the telescopic boom. The main longitudinal member located on the opposite side of the retractable boom of the replenishment jib in the retracted position has its base end pivotable in the horizontal direction about a suitable position in the middle, and when traveling, the base end can be rotated horizontally. A supplementary jib for a crane, characterized in that the jib is configured to be folded toward the tip of the main vertical member or toward the other main vertical member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10674984U JPS6121785U (en) | 1984-07-13 | 1984-07-13 | Crane extension jib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10674984U JPS6121785U (en) | 1984-07-13 | 1984-07-13 | Crane extension jib |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6121785U true JPS6121785U (en) | 1986-02-07 |
Family
ID=30666029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10674984U Pending JPS6121785U (en) | 1984-07-13 | 1984-07-13 | Crane extension jib |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6121785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54122160A (en) * | 1978-03-15 | 1979-09-21 | Mitsubishi Electric Corp | Time switch |
-
1984
- 1984-07-13 JP JP10674984U patent/JPS6121785U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54122160A (en) * | 1978-03-15 | 1979-09-21 | Mitsubishi Electric Corp | Time switch |
| JPS6250935B2 (en) * | 1978-03-15 | 1987-10-27 | Mitsubishi Electric Corp |
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