JPH02101837U - - Google Patents
Info
- Publication number
- JPH02101837U JPH02101837U JP1061489U JP1061489U JPH02101837U JP H02101837 U JPH02101837 U JP H02101837U JP 1061489 U JP1061489 U JP 1061489U JP 1061489 U JP1061489 U JP 1061489U JP H02101837 U JPH02101837 U JP H02101837U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- frame
- link
- hydraulic excavator
- base end
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案実施例にもとづく油圧式掘削機
作業機のリンク機構、第２図は本考案実施例にも
とづく油圧式掘削機、ブーム関係の油圧回路図、
第３図は従来技術にもとづく油圧式掘削機の仕様
、第４図は従来技術にもとづく油圧式掘削機にお
ける荷重と作業半径との関連図である。
１……揺動リンク、１ａ……揺動リンク基端部
、２……フレーム、３……ブーム、３ａ……ブー
ム基端部、４……ブームリンクシリンダー、５…
…ブームリフトシリンダー。
Fig. 1 is a link mechanism of a hydraulic excavator working machine based on an embodiment of the present invention, Fig. 2 is a hydraulic circuit diagram of a hydraulic excavator and boom related to an embodiment of the present invention,
FIG. 3 is a specification of a hydraulic excavator based on the prior art, and FIG. 4 is a diagram showing the relation between load and working radius in the hydraulic excavator based on the prior art. DESCRIPTION OF SYMBOLS 1... Swinging link, 1a... Swinging link base end, 2... Frame, 3... Boom, 3a... Boom base end, 4... Boom link cylinder, 5...
...boom lift cylinder.
Claims (1)
式掘削機作業機において、ブームの基端部を車体
フレーム上に、基端部を支承した揺動リンクの一
端に固着すると共に、前記フレームとブームを連
結するブームリフトシリンダーのボトム側と、フ
レームと揺動リンクを連結するブームリンクシリ
ンダーのヘツド側とを連通させて、ブームを前後
方向に可動するようにしたことを特徴とする油圧
式掘削機における作業機のリンク機構。 In a hydraulic excavator working machine consisting of a bucket, an arm, and a boom, the base end of the boom is fixed on the vehicle body frame to one end of a swing link that supports the base end, and the frame and boom are connected. Work on a hydraulic excavator characterized in that the bottom side of the boom lift cylinder that connects the frame and the head side of the boom link cylinder that connects the frame and the swing link are communicated so that the boom can be moved in the front and rear directions. Machine link mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1061489U JPH02101837U (en) | 1989-01-30 | 1989-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1061489U JPH02101837U (en) | 1989-01-30 | 1989-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02101837U true JPH02101837U (en) | 1990-08-14 |
Family
ID=31218432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1061489U Pending JPH02101837U (en) | 1989-01-30 | 1989-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02101837U (en) |
-
1989
- 1989-01-30 JP JP1061489U patent/JPH02101837U/ja active Pending