JPS59121056U - Boom fulcrum rotation structure - Google Patents
Boom fulcrum rotation structureInfo
- Publication number
- JPS59121056U JPS59121056U JP1141983U JP1141983U JPS59121056U JP S59121056 U JPS59121056 U JP S59121056U JP 1141983 U JP1141983 U JP 1141983U JP 1141983 U JP1141983 U JP 1141983U JP S59121056 U JPS59121056 U JP S59121056U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- boom fulcrum
- rotation structure
- fulcrum rotation
- support
- 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
- Component Parts Of Construction Machinery (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、本考案を装着したバックホーの側面図。第２
図は、本考案の正面図。第３図は、本考 ４案の側面図
。第４図は、他の実施例を示す正面図。
第５図は、他の実施例を示す側面図。
８・・・・・・チルトブラケット、１０・・・・・・ブ
ーム支点構造支持具、１１・・・・・・ブーム支点構造
部材、１７・・・・・・歯形部、１９・・・・・・ウオ
ームギヤ軸、２０・・・・・・ウオームギヤ、２４・・
・・・・ラック用シリンダ。
［＝；二
省−ン
−第４図 −FIG. 1 is a side view of a backhoe equipped with the present invention. Second
The figure is a front view of the present invention. Figure 3 is a side view of the fourth proposal. FIG. 4 is a front view showing another embodiment. FIG. 5 is a side view showing another embodiment. 8...Tilt bracket, 10...Boom fulcrum structure support, 11...Boom fulcrum structure member, 17...Tooth profile, 19... ... Worm gear shaft, 20 ... Worm gear, 24 ...
...Rack cylinder. [=;Two verses-Figure 4-
Claims (1)
ブラケット８を設け、同ブラケット８に一ブーム支点構
造支持具１０を設けてなるブームを回転させるだめのブ
ーム支点回転構造において、上記ブーム支点構造支持具
１０に前方水平状に枢支軸１２を突設し、同枢支軸１２
に回動自在にブーム支点構造部材１１を軸架させ、さら
に同部材１４に主ブーム１６を連設するとともに、ブー
ム支点構造支持具１０に手動操作のできるウオームギヤ
′２０を設け、またブーム支点構造部材１１に歯形部１
７を設けて同ウオームギヤ２０と歯形部１７とを噛合す
べく構成してなるブーム支点回転構造。In a boom fulcrum rotation structure for rotating a boom, a tilt bracket 8 is provided on the front body frame 7 of the body 3 of the backhoe A, and a boom fulcrum structure support 10 is provided on the same bracket 8. A pivot shaft 12 is provided horizontally in front of the support 10 and projects from the pivot shaft 12 .
The boom fulcrum structure member 11 is rotatably mounted on an axis, and the main boom 16 is connected to the main boom 16, and the boom fulcrum structure support 10 is provided with a manually operable worm gear '20. Tooth section 1 on member 11
The boom fulcrum rotation structure is configured such that the worm gear 20 and the toothed portion 17 are engaged with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1141983U JPS59121056U (en) | 1983-01-29 | 1983-01-29 | Boom fulcrum rotation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1141983U JPS59121056U (en) | 1983-01-29 | 1983-01-29 | Boom fulcrum rotation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59121056U true JPS59121056U (en) | 1984-08-15 |
Family
ID=30142847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1141983U Pending JPS59121056U (en) | 1983-01-29 | 1983-01-29 | Boom fulcrum rotation structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59121056U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52151205A (en) * | 1976-06-10 | 1977-12-15 | Kubota Ltd | Excavating operation machine |
-
1983
- 1983-01-29 JP JP1141983U patent/JPS59121056U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52151205A (en) * | 1976-06-10 | 1977-12-15 | Kubota Ltd | Excavating operation machine |
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