JPH0313386U - - Google Patents

Info

Publication number
JPH0313386U
JPH0313386U JP7120989U JP7120989U JPH0313386U JP H0313386 U JPH0313386 U JP H0313386U JP 7120989 U JP7120989 U JP 7120989U JP 7120989 U JP7120989 U JP 7120989U JP H0313386 U JPH0313386 U JP H0313386U
Authority
JP
Japan
Prior art keywords
gripper
pump jack
excavator
jack
weight
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
JP7120989U
Other languages
English (en)
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 JP7120989U priority Critical patent/JPH0313386U/ja
Publication of JPH0313386U publication Critical patent/JPH0313386U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図は本考案ボーリングマシンの排土装置の
実施例を示す縦断面図、第2図は掘削装置の全体
図である。 6……掘削機本体、10,15……伸縮機構、
7……グリツパジヤツキ、8……ポンプジヤツキ
、16……吸入管、17……排出管。

Claims (1)

    【実用新案登録請求の範囲】
  1. 掘削機本体に付設した伸縮機構に伸縮運動をす
    るポンプジヤツキを設け、自重によりポンプジヤ
    ツキを作動させて、ポンプジヤツキの吸・排出管
    を介して運動するグリツパ作動用のグリツパジヤ
    ツキを連設すると共に、グリツパを作動させた状
    態で掘削機の自重が掘削面へ推力として作用する
    ようにしたボーリングマシンの排土装置。
JP7120989U 1989-06-20 1989-06-20 Pending JPH0313386U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7120989U JPH0313386U (ja) 1989-06-20 1989-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7120989U JPH0313386U (ja) 1989-06-20 1989-06-20

Publications (1)

Publication Number Publication Date
JPH0313386U true JPH0313386U (ja) 1991-02-12

Family

ID=31608035

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7120989U Pending JPH0313386U (ja) 1989-06-20 1989-06-20

Country Status (1)

Country Link
JP (1) JPH0313386U (ja)

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