JPS63176190U - - Google Patents

Info

Publication number
JPS63176190U
JPS63176190U JP18589986U JP18589986U JPS63176190U JP S63176190 U JPS63176190 U JP S63176190U JP 18589986 U JP18589986 U JP 18589986U JP 18589986 U JP18589986 U JP 18589986U JP S63176190 U JPS63176190 U JP S63176190U
Authority
JP
Japan
Prior art keywords
spiral
main body
screw main
spiral screw
bite
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
JP18589986U
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 JP18589986U priority Critical patent/JPS63176190U/ja
Publication of JPS63176190U publication Critical patent/JPS63176190U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第1図は本考案の掘削機の一実施例の説明図、
第2図は第1図の―方向矢視図、第3図は従
来のスパイラルスクリユーの一例を示す説明図、
第4図は第3図の―方向矢視図である。 1はカツターヘツド、2,2′はスパイラルバ
イトユニツト、3はスパイラルスクリユー本体、
4,4′は羽根、6は2条スパイラルスクリユー
を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. スパイラルスクリユー本体の先端に、2条スパ
    イラルバイトユニツトを有するカツターヘツドを
    取り付け、該各2条のスパイラルバイトユニツト
    の後端部に夫々接続する羽根を前記スパイラルス
    クリユー本体に設けたことを特徴とする掘削機。
JP18589986U 1986-12-02 1986-12-02 Pending JPS63176190U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18589986U JPS63176190U (ja) 1986-12-02 1986-12-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18589986U JPS63176190U (ja) 1986-12-02 1986-12-02

Publications (1)

Publication Number Publication Date
JPS63176190U true JPS63176190U (ja) 1988-11-15

Family

ID=31134958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18589986U Pending JPS63176190U (ja) 1986-12-02 1986-12-02

Country Status (1)

Country Link
JP (1) JPS63176190U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506968U (ja) * 1973-05-15 1975-01-24
JPS508704B1 (ja) * 1970-10-26 1975-04-07
JPS60173285A (ja) * 1984-02-17 1985-09-06 大成建設株式会社 岩盤掘削ビツト

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508704B1 (ja) * 1970-10-26 1975-04-07
JPS506968U (ja) * 1973-05-15 1975-01-24
JPS60173285A (ja) * 1984-02-17 1985-09-06 大成建設株式会社 岩盤掘削ビツト

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