JPS6294187U - - Google Patents

Info

Publication number
JPS6294187U
JPS6294187U JP18582185U JP18582185U JPS6294187U JP S6294187 U JPS6294187 U JP S6294187U JP 18582185 U JP18582185 U JP 18582185U JP 18582185 U JP18582185 U JP 18582185U JP S6294187 U JPS6294187 U JP S6294187U
Authority
JP
Japan
Prior art keywords
expansion
piece
wing piece
rotating cam
opposing
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
JP18582185U
Other languages
English (en)
Other versions
JPH0227031Y2 (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 JP1985185821U priority Critical patent/JPH0227031Y2/ja
Publication of JPS6294187U publication Critical patent/JPS6294187U/ja
Application granted granted Critical
Publication of JPH0227031Y2 publication Critical patent/JPH0227031Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の拡張した状態の正面図、第
2図は第1図の下面図、第3図は縮少した状態の
側面図、第4図はコイル発条部分の欠除した横断
平面図、第5図は拡張翼片と回動カム鉤との係止
状態の斜面図、第6図は回動カム鉤の正面図であ
る。 符号Aはヘツド本体、1は躯体部、2は継手部
、5は拡張翼片、6は回動カム鉤、7は軸部、8
はコイル発条、9は固定部、10は発条被覆蓋、
11は固定杆、13は1端部、14は他端部、1
6は短片、17は長片、18は掛止突部、21は
停止段部、23は停止部である。

Claims (1)

    【実用新案登録請求の範囲】
  1. オーガスクリユー等のロツド下端に拡張用のヘ
    ツド本体を着脱自在に連結する土中掘削拡張ヘツ
    ドに於いて、前記ヘツド本体の躯体部の下部には
    、左右に拡大及び縮少する相対向する拡張翼片を
    装設せしめ、前記拡張翼片の下方には、該拡張翼
    片の拡大及び縮少を操作する相対向した回動カム
    鉤を可動軸によつて、軸着せしめ、該回動カム鉤
    は上部を短片と下部を長片とすると共に、側面に
    係脱用の掛止突部を形成せしめた事を特徴とする
    土中掘削用拡張ヘツド。
JP1985185821U 1985-12-02 1985-12-02 Expired JPH0227031Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985185821U JPH0227031Y2 (ja) 1985-12-02 1985-12-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985185821U JPH0227031Y2 (ja) 1985-12-02 1985-12-02

Publications (2)

Publication Number Publication Date
JPS6294187U true JPS6294187U (ja) 1987-06-16
JPH0227031Y2 JPH0227031Y2 (ja) 1990-07-23

Family

ID=31134808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985185821U Expired JPH0227031Y2 (ja) 1985-12-02 1985-12-02

Country Status (1)

Country Link
JP (1) JPH0227031Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006200285A (ja) * 2005-01-24 2006-08-03 Sanwa Kizai Co Ltd 掘削作業ロッドの拡大ヘッド

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55159285U (ja) * 1979-05-02 1980-11-15
JPS5817835U (ja) * 1981-07-27 1983-02-03 象印マホービン株式会社 コ−ヒ−メ−カ−のドリップパイプ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55159285U (ja) * 1979-05-02 1980-11-15
JPS5817835U (ja) * 1981-07-27 1983-02-03 象印マホービン株式会社 コ−ヒ−メ−カ−のドリップパイプ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006200285A (ja) * 2005-01-24 2006-08-03 Sanwa Kizai Co Ltd 掘削作業ロッドの拡大ヘッド
JP4638743B2 (ja) * 2005-01-24 2011-02-23 三和機材株式会社 掘削作業ロッドの拡大ヘッド

Also Published As

Publication number Publication date
JPH0227031Y2 (ja) 1990-07-23

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