JPS6371285U - - Google Patents

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Publication number
JPS6371285U
JPS6371285U JP16150986U JP16150986U JPS6371285U JP S6371285 U JPS6371285 U JP S6371285U JP 16150986 U JP16150986 U JP 16150986U JP 16150986 U JP16150986 U JP 16150986U JP S6371285 U JPS6371285 U JP S6371285U
Authority
JP
Japan
Prior art keywords
rod
spout
screw
blade
enlarged
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
JP16150986U
Other languages
English (en)
Other versions
JPH0423988Y2 (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 JP1986161509U priority Critical patent/JPH0423988Y2/ja
Publication of JPS6371285U publication Critical patent/JPS6371285U/ja
Application granted granted Critical
Publication of JPH0423988Y2 publication Critical patent/JPH0423988Y2/ja
Expired legal-status Critical Current

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Description

【図面の簡単な説明】
第１Ａ図は本考案の一実施態様の斜視図、第１
Ｂ図は第１Ａ図のＡ―Ａ線での断面図、第２Ａ図
は本考案の他の実施態様の斜視図、第２Ｂ図は、
第２Ａ図のＢ―Ｂ線での断面図である。 １はロツド、２はスクリユー、３はピン、４は
拡大羽根、５は刃先面、６は噴出口、７は側面、
８は中央部、９はジヨイントを示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. ロツド１の周囲に設けられたスクリユー２の外
    周寄りに、後端部をピン３によつて軸支され開閉
    自在にされている拡大羽根４が、該スクリユー２
    に沿つて２個以上取付けられており、かつ、該ロ
    ツド１に噴出口６を設け、該拡大羽根４が閉じた
    状態にしてあるとき、該拡大羽根４のロツド１側
    の側面７の先端寄りの中央部８にその噴出口６が
    向いていることを特徴とする拡大ビツト。
JP1986161509U 1986-10-23 1986-10-23 Expired JPH0423988Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986161509U JPH0423988Y2 (ja) 1986-10-23 1986-10-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986161509U JPH0423988Y2 (ja) 1986-10-23 1986-10-23

Publications (2)

Publication Number Publication Date
JPS6371285U true JPS6371285U (ja) 1988-05-13
JPH0423988Y2 JPH0423988Y2 (ja) 1992-06-04

Family

ID=31087886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986161509U Expired JPH0423988Y2 (ja) 1986-10-23 1986-10-23

Country Status (1)

Country Link
JP (1) JPH0423988Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02120494A (ja) * 1988-10-27 1990-05-08 Teruo Koi 地盤掘孔装置
JP2019183480A (ja) * 2018-04-09 2019-10-24 ジャパンパイル株式会社 掘削機用拡大ヘッド

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746691U (ja) * 1980-08-29 1982-03-15
JPS6013120A (ja) * 1983-12-21 1985-01-23 Takechi Koumushiyo:Kk スクリユ−オ−ガ−

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54127209A (en) * 1978-03-27 1979-10-03 Hitachi Denshi Ltd Structure system of radio equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746691U (ja) * 1980-08-29 1982-03-15
JPS6013120A (ja) * 1983-12-21 1985-01-23 Takechi Koumushiyo:Kk スクリユ−オ−ガ−

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02120494A (ja) * 1988-10-27 1990-05-08 Teruo Koi 地盤掘孔装置
JP2019183480A (ja) * 2018-04-09 2019-10-24 ジャパンパイル株式会社 掘削機用拡大ヘッド

Also Published As

Publication number Publication date
JPH0423988Y2 (ja) 1992-06-04

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