JPS627486U - - Google Patents

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Publication number
JPS627486U
JPS627486U JP9944985U JP9944985U JPS627486U JP S627486 U JPS627486 U JP S627486U JP 9944985 U JP9944985 U JP 9944985U JP 9944985 U JP9944985 U JP 9944985U JP S627486 U JPS627486 U JP S627486U
Authority
JP
Japan
Prior art keywords
auger
diameter
outer diameter
hole
ground
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.)
Granted
Application number
JP9944985U
Other languages
English (en)
Other versions
JPH0240151Y2 (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 JP1985099449U priority Critical patent/JPH0240151Y2/ja
Publication of JPS627486U publication Critical patent/JPS627486U/ja
Application granted granted Critical
Publication of JPH0240151Y2 publication Critical patent/JPH0240151Y2/ja
Expired legal-status Critical Current

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Description

【図面の簡単な説明】
図はこの発明の実施例を示すものであり、第１
図はオーガーの断面図、第２図は先端部分の拡大
斜視図、第３図は底面図、第４図および第５図は
順次施工状態を示す断面図、第６図および第７図
は従来例の施工状態を順次示す断面図である。 １……オーガー、１１……オーガー軸、１３…
…切刃部、１７……圧縮ガス吹き出し口、２……
圧密板、４……地盤、４１……穴。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ オーガー下端の掘削部の外周に、土を穴壁側
    に押し付ける圧密板を設けていることを特徴とす
    る地盤に対する穴の掘削用オーガー。 ２ 掘削部の外径を穴径よりも小さく形成し、圧
    密板の下端外径を掘削部の外径と同一に形成し、
    圧密板の上端外径を穴径と同一に形成している上
    記実用新案登録請求の範囲第１項記載の地盤に対
    する穴の掘削用オーガー。 ３ 掘削部の外径ＨＩと穴径Ｈｏとから、〔（Ｈ
    Ｉ）２／（Ｈ０）２〕で表される圧密比が、１．
    ２〜２．０の範囲にある上記実用新案登録請求の
    範囲第１項記載の地盤に対する穴の掘削用オーガ
    ー。 ４ 圧密板としては、下端から上方に向かつて拡
    がる傾斜部と、上方の垂直部とからなる上記実用
    新案登録請求の範囲第１項記載の地盤に対する穴
    の掘削用オーガー。 ５ オーガー先端に、圧縮ガスの吹き出し口を設
    けている上記実用新案登録請求の範囲第１項記載
    の地盤に対する穴の掘削用オーガー。
JP1985099449U 1985-06-28 1985-06-28 Expired JPH0240151Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985099449U JPH0240151Y2 (ja) 1985-06-28 1985-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985099449U JPH0240151Y2 (ja) 1985-06-28 1985-06-28

Publications (2)

Publication Number Publication Date
JPS627486U true JPS627486U (ja) 1987-01-17
JPH0240151Y2 JPH0240151Y2 (ja) 1990-10-26

Family

ID=30968334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985099449U Expired JPH0240151Y2 (ja) 1985-06-28 1985-06-28

Country Status (1)

Country Link
JP (1) JPH0240151Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63289114A (ja) * 1987-05-21 1988-11-25 Matsuzawa Kiko:Kk 削孔ケ−シング用のヘッド
JPH0315548A (ja) * 1989-06-14 1991-01-23 Sekisui Chem Co Ltd 真空密着成形方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51134002U (ja) * 1975-04-21 1976-10-29
JPS5744794A (en) * 1980-08-30 1982-03-13 Toyo Denki Kogyosho:Kk Pressure regulating device equipped with indicator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51134002U (ja) * 1975-04-21 1976-10-29
JPS5744794A (en) * 1980-08-30 1982-03-13 Toyo Denki Kogyosho:Kk Pressure regulating device equipped with indicator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63289114A (ja) * 1987-05-21 1988-11-25 Matsuzawa Kiko:Kk 削孔ケ−シング用のヘッド
JPH0315548A (ja) * 1989-06-14 1991-01-23 Sekisui Chem Co Ltd 真空密着成形方法

Also Published As

Publication number Publication date
JPH0240151Y2 (ja) 1990-10-26

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