JPH0280166U - - Google Patents

Info

Publication number
JPH0280166U
JPH0280166U JP16042588U JP16042588U JPH0280166U JP H0280166 U JPH0280166 U JP H0280166U JP 16042588 U JP16042588 U JP 16042588U JP 16042588 U JP16042588 U JP 16042588U JP H0280166 U JPH0280166 U JP H0280166U
Authority
JP
Japan
Prior art keywords
offset
cylinder
boom
offset cylinder
ultra
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
Application number
JP16042588U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP16042588U priority Critical patent/JPH0280166U/ja
Publication of JPH0280166U publication Critical patent/JPH0280166U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面はこの考案の一実施例を示し、第1図は超
小旋回パワシヨベルの側面図、第2図は油圧系の
回路図、第3図は作業説明図、第4図ないし第7
図は従来の説明図である。 3…下部走行体、4…上部旋回体、5…運転席
、7…運転室、8…作業機、10…オフセツトブ
ーム、17…オフセツトシリンダ、20…操作弁
、22,23…管路、24…切換スイツチ、25
,26…電磁弁。
The drawings show one embodiment of this invention, and Fig. 1 is a side view of the ultra-small swing power shovel, Fig. 2 is a circuit diagram of the hydraulic system, Fig. 3 is a work explanatory diagram, and Figs. 4 to 7.
The figure is a conventional explanatory diagram. 3... Lower traveling body, 4... Upper revolving body, 5... Driver's seat, 7... Operator's cab, 8... Work equipment, 10... Offset boom, 17... Offset cylinder, 20... Operating valve, 22, 23... Pipe line , 24...changeover switch, 25
, 26... Solenoid valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 自走自在な下部走行体3上に上部旋回体4を旋
回自在に設け、この上部旋回体4にオフセツトブ
ーム10を有する作業機8と運転室7を設けた超
小旋回パワシヨベルにおいて、上記オフセツトブ
ーム10に設けられたオフセツトシリンダ17を
ストロークが可変できる油圧シリンダより構成し
、かつこのオフセツトシリンダ17に操作弁20
を介して油圧供給できるようになすと共に、上記
オフセツトシリンダ17に通じる管路22,23
の途中に、運転席5近傍に設けた切換スイツチ2
4の操作により切換えられて、上記オフセツトシ
リンダ17のストロークを可変する電磁弁25,
26を設けてなる超小旋回パワシヨベルのオフセ
ツトブーム停止位置可変装置。
An ultra-small swing power shovel in which an upper rotating body 4 is rotatably provided on a self-propelled lower traveling body 3, and a working machine 8 having an offset boom 10 and a driver's cab 7 are provided on the upper rotating body 4. The offset cylinder 17 provided on the set boom 10 is composed of a hydraulic cylinder whose stroke can be varied, and the offset cylinder 17 is equipped with an operating valve 20.
Hydraulic pressure can be supplied via pipes 22 and 23 leading to the offset cylinder 17.
On the way, there is a changeover switch 2 installed near the driver's seat 5.
a solenoid valve 25 that is switched by the operation of step 4 to vary the stroke of the offset cylinder 17;
26. An offset boom stop position variable device for an ultra-small swing power swivel.
JP16042588U 1988-12-12 1988-12-12 Pending JPH0280166U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16042588U JPH0280166U (en) 1988-12-12 1988-12-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16042588U JPH0280166U (en) 1988-12-12 1988-12-12

Publications (1)

Publication Number Publication Date
JPH0280166U true JPH0280166U (en) 1990-06-20

Family

ID=31442482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16042588U Pending JPH0280166U (en) 1988-12-12 1988-12-12

Country Status (1)

Country Link
JP (1) JPH0280166U (en)

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