JPH01103683U - - Google Patents
Info
- Publication number
- JPH01103683U JPH01103683U JP20092187U JP20092187U JPH01103683U JP H01103683 U JPH01103683 U JP H01103683U JP 20092187 U JP20092187 U JP 20092187U JP 20092187 U JP20092187 U JP 20092187U JP H01103683 U JPH01103683 U JP H01103683U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- telescopic
- telescopic cylinder
- cross
- booms
- 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
図面は本考案の実施例を示し、第１図は第２図
における―断面図、第２図は伸縮ブームの平
面断面図、第３図は同平面断面図である。
１…アウタブーム、２…インナブーム、３…伸
縮シリンダ、４…送油装置。
The drawings show an embodiment of the present invention, and FIG. 1 is a cross-sectional view of FIG. 2, FIG. 2 is a plan sectional view of the telescopic boom, and FIG. 3 is a plan sectional view of the telescopic boom. 1... Outer boom, 2... Inner boom, 3... Telescopic cylinder, 4... Oil supply device.
Claims (1)
し、アウタブームとインナブーム間に両ブーム内
に位置する伸縮シリンダを備えた伸縮ブームにお
いて、前記伸縮シリンダを両ブームの断面におけ
る左右方向の中心から偏倚して取付けたことを特
徴とする伸縮ブーム。 In a telescopic boom, the inner boom is telescopically inserted into the outer boom, and the telescopic cylinder is located between the outer boom and the inner boom, and the telescopic cylinder is installed offset from the center in the left-right direction in the cross section of both booms. A telescopic boom that is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20092187U JPH01103683U (en) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20092187U JPH01103683U (en) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01103683U true JPH01103683U (en) | 1989-07-13 |
Family
ID=31491306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20092187U Pending JPH01103683U (en) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01103683U (en) |
-
1987
- 1987-12-28 JP JP20092187U patent/JPH01103683U/ja active Pending