JPS58158079U - Jacking device for crane swivel base support - Google Patents
Jacking device for crane swivel base supportInfo
- Publication number
- JPS58158079U JPS58158079U JP5531782U JP5531782U JPS58158079U JP S58158079 U JPS58158079 U JP S58158079U JP 5531782 U JP5531782 U JP 5531782U JP 5531782 U JP5531782 U JP 5531782U JP S58158079 U JPS58158079 U JP S58158079U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- jacking device
- swivel base
- base support
- crane
- 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１、本考案の１実施例を示すクレーンの側面図
、第２図は、第１図の要部の拡大図、第３図は、第２図
のＨ矢視図である。第４図は、前部ジヤツキ装置が作業
位置へ移動する状態を示す説明図である。
Ｂ：旋回台、３：ブームホルダー、Ｃ：多段ブーム、Ｅ
：前部ジヤツキ装置、１０：リンク。1 is a side view of a crane showing one embodiment of the present invention, FIG. 2 is an enlarged view of the main part of FIG. 1, and FIG. 3 is a view taken along arrow H in FIG. 2. FIG. 4 is an explanatory diagram showing a state in which the front jack device moves to the working position. B: Swivel base, 3: Boom holder, C: Multistage boom, E
: Front jacking device, 10: Link.
Claims (1)
の長手方向に多段ブームを抜き差し自在に嵌挿すると共
に旋回台支承用の前部ジヤツキ装置をブームホルダーに
配設したクレーンにおいて、この前部ジヤツキ装置とブ
ームボルダ−間にはリンクを設け、その格納時には前記
ブームホルダーの下面に対峠した位置を占める前記ジヤ
ツキ装置が、前記リンクに案内されブームホルダーの先
端側に直立した作業位置まで移動するようにしたことを
特徴とするクレーンの旋回台支承用ジヤツキ装置。Boom halter whose base end is pivotally supported on the swivel base
In a crane in which a multi-stage boom can be freely inserted and removed in the longitudinal direction of the boom holder, and a front jacking device for supporting the swivel platform is arranged in the boom holder, a link is provided between the front jacking device and the boom boulder to store the boom. A swivel base support for a crane, characterized in that the jacking device, which sometimes occupies a position opposite to the lower surface of the boom holder, is guided by the link and moves to a working position in which it stands upright on the tip side of the boom holder. jack device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531782U JPS58158079U (en) | 1982-04-15 | 1982-04-15 | Jacking device for crane swivel base support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5531782U JPS58158079U (en) | 1982-04-15 | 1982-04-15 | Jacking device for crane swivel base support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58158079U true JPS58158079U (en) | 1983-10-21 |
Family
ID=30065902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5531782U Pending JPS58158079U (en) | 1982-04-15 | 1982-04-15 | Jacking device for crane swivel base support |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58158079U (en) |
-
1982
- 1982-04-15 JP JP5531782U patent/JPS58158079U/en active Pending
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