JPS6171643U - - Google Patents

Info

Publication number
JPS6171643U
JPS6171643U JP15430984U JP15430984U JPS6171643U JP S6171643 U JPS6171643 U JP S6171643U JP 15430984 U JP15430984 U JP 15430984U JP 15430984 U JP15430984 U JP 15430984U JP S6171643 U JPS6171643 U JP S6171643U
Authority
JP
Japan
Prior art keywords
boom
connection point
revolving body
correction link
boom cylinder
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
JP15430984U
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 JP15430984U priority Critical patent/JPS6171643U/ja
Publication of JPS6171643U publication Critical patent/JPS6171643U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Shovels (AREA)

Description

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

第1図から第8図は本考案の実施例を示すもの
で、第1図は本考案の第1の実施例を示す側面図
、第2図は本考案の第1、第2の実施例及び従来
例のバケツトの作業軌跡の比較を示す説明図、第
3図は本考案の第1、第2の実施例及び従来例の
掘削力の比較を示す説明図、第4図、第5図は本
考案の第1の実施例の適用例を示す側面図、第6
図は本考案の第2の実施例を示す側面図、第7図
は本考案の第3の実施例を示す側面図、第8図は
従来例との定地作業範囲の比較を示す説明図、第
9図は従来例を示す側面図である。 1は旋回体、3はブーム、3aは下方部分、3
bは上方部分、8は補正リンク、9はブームシリ
ンダ。
Figures 1 to 8 show embodiments of the present invention, with Figure 1 being a side view of the first embodiment of the invention, and Figure 2 showing the first and second embodiments of the invention. FIG. 3 is an explanatory diagram showing a comparison of the working trajectory of the bucket bucket of the first and second embodiments of the present invention and the conventional example; FIGS. 6 is a side view showing an example of application of the first embodiment of the present invention;
The figure is a side view showing the second embodiment of the present invention, Fig. 7 is a side view showing the third embodiment of the present invention, and Fig. 8 is an explanatory diagram showing a comparison of the fixed work range with the conventional example. , FIG. 9 is a side view showing a conventional example. 1 is a rotating body, 3 is a boom, 3a is a lower part, 3
b is the upper part, 8 is the correction link, and 9 is the boom cylinder.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ブーム3を下方部分3aと上方部分3bとを連
結点Dにて連結した分離構成とし、このブーム3
の下方部分3aを旋回体1に連結点Aにて連結し
、けた旋回体1と上方部分3bとを補正リンク8
とブームシリンダ9にて連結し、補正リンク8及
びブームシリンダ9のそれぞれの旋回体1に対す
る連結点B,Cを、上記ブーム3の下方部分3a
の連結点Aの両側に配置したことを特徴とする掘
削機のブーム装置。
The boom 3 has a separate structure in which the lower part 3a and the upper part 3b are connected at a connection point D.
The lower part 3a of the revolving body 1 is connected at the connection point A, and the correction link 8 connects the girder revolving body 1 and the upper part 3b.
and the boom cylinder 9, and the connection points B and C of the correction link 8 and the boom cylinder 9 to the revolving body 1 are connected to the lower part 3a of the boom 3.
A boom device for an excavator, characterized in that it is arranged on both sides of a connection point A.
JP15430984U 1984-10-15 1984-10-15 Pending JPS6171643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15430984U JPS6171643U (en) 1984-10-15 1984-10-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15430984U JPS6171643U (en) 1984-10-15 1984-10-15

Publications (1)

Publication Number Publication Date
JPS6171643U true JPS6171643U (en) 1986-05-15

Family

ID=30712304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15430984U Pending JPS6171643U (en) 1984-10-15 1984-10-15

Country Status (1)

Country Link
JP (1) JPS6171643U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997028316A1 (en) * 1996-01-30 1997-08-07 Hitachi Construction Machinery Co., Ltd. Swing type hydraulic excavator
WO1997028315A1 (en) * 1996-01-31 1997-08-07 Hitachi Construction Machinery Co., Ltd. Excavator
JPH09209386A (en) * 1996-01-31 1997-08-12 Hitachi Constr Mach Co Ltd Excavating machine
JPH09209387A (en) * 1996-01-31 1997-08-12 Hitachi Constr Mach Co Ltd Swing type excavating machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997028316A1 (en) * 1996-01-30 1997-08-07 Hitachi Construction Machinery Co., Ltd. Swing type hydraulic excavator
WO1997028315A1 (en) * 1996-01-31 1997-08-07 Hitachi Construction Machinery Co., Ltd. Excavator
JPH09209386A (en) * 1996-01-31 1997-08-12 Hitachi Constr Mach Co Ltd Excavating machine
JPH09209387A (en) * 1996-01-31 1997-08-12 Hitachi Constr Mach Co Ltd Swing type excavating machine

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