JPS6428453U - - Google Patents
Info
- Publication number
- JPS6428453U JPS6428453U JP12151587U JP12151587U JPS6428453U JP S6428453 U JPS6428453 U JP S6428453U JP 12151587 U JP12151587 U JP 12151587U JP 12151587 U JP12151587 U JP 12151587U JP S6428453 U JPS6428453 U JP S6428453U
- Authority
- JP
- Japan
- Prior art keywords
- rotation mechanism
- booms
- boom
- power shovel
- hydraulic motor
- 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
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図はこの考案の一実施例で、２ブームを有
する油圧式パワーシヨベルに適用したもの、第２
図はブーム回転機構を示す。第３図は第１図と同
じく２ブームを有するパワーシヨベルに適用した
ものでブーム回転機構とバケツト回転機構を有す
る別の実施例で、第４図は第３図のものをワンピ
ース式の２ブームのパワーシヨベルに適用した実
施例、第５図はトンネル施工によるアームの旋回
を示す作動説明図、第６図は従来装置である。
１…第１ブーム、２…第２ブーム、３…アーム
、Ｒ…ブーム旋回機構、１１…ブラケツト、１２
…ギヤ、１３…ピニオンギヤ、１４…油圧モータ
。
Figure 1 shows one embodiment of this invention, which is applied to a hydraulic power shovel with two booms.
The figure shows the boom rotation mechanism. Figure 3 shows another example of a power excavator having two booms as in Figure 1, which has a boom rotation mechanism and a bucket rotation mechanism. An example in which the present invention is applied to a power shovel, FIG. 5 is an explanatory diagram of the operation showing the arm turning during tunnel construction, and FIG. 6 is a conventional device. DESCRIPTION OF SYMBOLS 1...First boom, 2...Second boom, 3...Arm, R...Boom rotation mechanism, 11...Bracket, 12
...Gear, 13...Pinion gear, 14...Hydraulic motor.
Claims (1)
部ブームに油圧モータによる回転機構を設けたこ
とを特徴とする、油圧式パワーシヨベル。 A hydraulic power shovel having two booms, characterized in that the front boom is provided with a rotation mechanism using a hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12151587U JPS6428453U (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12151587U JPS6428453U (en) | 1987-08-10 | 1987-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6428453U true JPS6428453U (en) | 1989-02-20 |
Family
ID=31368589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12151587U Pending JPS6428453U (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6428453U (en) |
-
1987
- 1987-08-10 JP JP12151587U patent/JPS6428453U/ja active Pending
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