JPH034182U - - Google Patents
Info
- Publication number
- JPH034182U JPH034182U JP6467489U JP6467489U JPH034182U JP H034182 U JPH034182 U JP H034182U JP 6467489 U JP6467489 U JP 6467489U JP 6467489 U JP6467489 U JP 6467489U JP H034182 U JPH034182 U JP H034182U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- tip
- base
- sheave
- connecting portion
- 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)
Description
第１図は本考案の一実施例において作業用ブー
ム本体を形成したときの側面図、第２図は本考案
の一実施例において輸送用ブーム本体を形成した
ときの側面図、第３図は従来方式による作業用ブ
ーム本体の側面図、第４図は従来方式による輸送
用ブーム本体の側面図、第５図は第３図中に示す
Ｃ部の部分拡大図、第６図は第５図の−矢視
図である。
図中、２はジブフート、４ａ，４ｂはシーブ、
６ａは凹形ブームジヨイント、６ｂは凸形ブーム
ジヨイント、８はピン、１１は基部ブーム、１２
は第１の中間部ブーム、１３は先端部ブーム、１
４は第２の中間部ブーム、１５は作業用ブーム本
体、１６は輸送用ブーム本体を示す。
Figure 1 is a side view of a working boom body formed in an embodiment of the present invention, Figure 2 is a side view of a transport boom body formed in an embodiment of the present invention, and Figure 3 is a side view of a working boom body formed in an embodiment of the present invention. FIG. 4 is a side view of the conventional transport boom body, FIG. 5 is a partial enlarged view of section C shown in FIG. 3, and FIG. 6 is a side view of the conventional transportation boom body. FIG. In the figure, 2 is a jib foot, 4a and 4b are sheaves,
6a is a concave boom joint, 6b is a convex boom joint, 8 is a pin, 11 is a base boom, 12
13 is the first intermediate boom, 13 is the tip boom, 1
4 is a second intermediate boom, 15 is a working boom body, and 16 is a transportation boom body.
Claims (1)
る作業用ブーム本体を３箇以上分割して、一端に
ジブフートを有する基部ブームと、一端にシーブ
を有する先端部ブームと、該先端部ブームと基部
ブームとの間に位置する中間部ブームを形成し、
隣接するブーム同士を着脱可能にピン結合すると
ともに、前記基部ブームの他端ピン結合部と先端
部ブームの他端ピン結合部とをピン結合可能に形
成したことを特徴とする移動式クレーンの基本ブ
ーム。 A working boom body having a jib foot at the base and a sheave at the tip is divided into three or more parts, such as a base boom having a jib foot at one end, a tip boom having a sheave at one end, and the tip boom and the base boom. forming an intermediate boom located between the
Basics of a mobile crane characterized in that adjacent booms are removably connected to each other with pins, and the other end pin connecting portion of the base boom and the other end pin connecting portion of the tip boom are formed so as to be connectable with the pin. boom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467489U JPH034182U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6467489U JPH034182U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH034182U true JPH034182U (en) | 1991-01-16 |
Family
ID=31595829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6467489U Pending JPH034182U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH034182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016222358A (en) * | 2015-05-27 | 2016-12-28 | 日立住友重機械建機クレーン株式会社 | crane |
-
1989
- 1989-06-02 JP JP6467489U patent/JPH034182U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016222358A (en) * | 2015-05-27 | 2016-12-28 | 日立住友重機械建機クレーン株式会社 | crane |
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