JPH0430133U - - Google Patents

Info

Publication number
JPH0430133U
JPH0430133U JP7177090U JP7177090U JPH0430133U JP H0430133 U JPH0430133 U JP H0430133U JP 7177090 U JP7177090 U JP 7177090U JP 7177090 U JP7177090 U JP 7177090U JP H0430133 U JPH0430133 U JP H0430133U
Authority
JP
Japan
Prior art keywords
drill head
bit
bar
kely
rotary table
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
JP7177090U
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 JP7177090U priority Critical patent/JPH0430133U/ja
Publication of JPH0430133U publication Critical patent/JPH0430133U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図はアースドリル掘削機のケリーバの下端
にドリルヘツドを連結した状態を示す側面図、第
2図はドリルヘツドの詳細図である。 図中、5は伸縮ブーム(ブーム)、8はロータ
リテーブル、22は伸縮ケリーバ(ケリーバ)、
29は埋設杭、29aは中空部、30はボデイ、
31は超硬チツプ付ビツト、32は鋼棒切断用カ
ツタビツト、35はドリルヘツド、37はアース
ドリル掘削機を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 逆錐形で下端部が埋設杭の中空部に挿入可能な
    ボデイの外周面に、超硬チツプ付ビツト及び鋼棒
    切断用カツタビツトを固着してドリルヘツドを形
    成し、アースドリル掘削機のブームから吊下げら
    れ、且つアースドリル掘削機のロータリテーブル
    に昇降自在に嵌合したケリーバの下端に、前記ド
    リルヘツドを連結し得るように構成したことを特
    徴とするドリル装置。
JP7177090U 1990-07-05 1990-07-05 Pending JPH0430133U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7177090U JPH0430133U (ja) 1990-07-05 1990-07-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7177090U JPH0430133U (ja) 1990-07-05 1990-07-05

Publications (1)

Publication Number Publication Date
JPH0430133U true JPH0430133U (ja) 1992-03-11

Family

ID=31609103

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7177090U Pending JPH0430133U (ja) 1990-07-05 1990-07-05

Country Status (1)

Country Link
JP (1) JPH0430133U (ja)

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