JPS63108491U - - Google Patents

Info

Publication number
JPS63108491U
JPS63108491U JP20294886U JP20294886U JPS63108491U JP S63108491 U JPS63108491 U JP S63108491U JP 20294886 U JP20294886 U JP 20294886U JP 20294886 U JP20294886 U JP 20294886U JP S63108491 U JPS63108491 U JP S63108491U
Authority
JP
Japan
Prior art keywords
shaft hole
block
tool
shaft
fitting
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
JP20294886U
Other languages
English (en)
Other versions
JPH0320393Y2 (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 JP20294886U priority Critical patent/JPH0320393Y2/ja
Publication of JPS63108491U publication Critical patent/JPS63108491U/ja
Application granted granted Critical
Publication of JPH0320393Y2 publication Critical patent/JPH0320393Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Road Repair (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Description

【図面の簡単な説明】
図はいずれも本考案になる掘さく工具を示した
もので、第1図は一部を破断した側面図であり、
第2図は正面図、第3図はビツトを示したもので
、そのaは正面図、bはaのB矢視図などである
。 1……ビツト、2……ブロツク、3……固定リ
ング、11……先端部、14……軸部、16……
リング嵌着溝、17……切欠き溝、21……軸穴
、A……掘さく工具。

Claims (1)

    【実用新案登録請求の範囲】
  1. 少なくとも先端部が硬物質で円錐状に形成され
    、かつブロツク軸穴への嵌合を許容する軸部に固
    定リングの嵌着溝を構成するツバ部を有し、該ツ
    バ部には粉石や土砂などを排出させるための切欠
    き溝を1箇所以上設けたビツトを前記ブロツクの
    軸穴へ、この工具の作用中においては回転自在で
    、しかも軸方向へ突出することを防止する手段を
    有せしめて嵌合させたことを特徴とする掘さく工
    具。
JP20294886U 1986-12-27 1986-12-27 Expired JPH0320393Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20294886U JPH0320393Y2 (ja) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20294886U JPH0320393Y2 (ja) 1986-12-27 1986-12-27

Publications (2)

Publication Number Publication Date
JPS63108491U true JPS63108491U (ja) 1988-07-13
JPH0320393Y2 JPH0320393Y2 (ja) 1991-05-01

Family

ID=31167811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20294886U Expired JPH0320393Y2 (ja) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPH0320393Y2 (ja)

Also Published As

Publication number Publication date
JPH0320393Y2 (ja) 1991-05-01

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