JPH02116587U - - Google Patents

Info

Publication number
JPH02116587U
JPH02116587U JP2602289U JP2602289U JPH02116587U JP H02116587 U JPH02116587 U JP H02116587U JP 2602289 U JP2602289 U JP 2602289U JP 2602289 U JP2602289 U JP 2602289U JP H02116587 U JPH02116587 U JP H02116587U
Authority
JP
Japan
Prior art keywords
tips
outer periphery
base metal
arc
roller
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
JP2602289U
Other languages
English (en)
Other versions
JP2563140Y2 (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 JP1989026022U priority Critical patent/JP2563140Y2/ja
Publication of JPH02116587U publication Critical patent/JPH02116587U/ja
Application granted granted Critical
Publication of JP2563140Y2 publication Critical patent/JP2563140Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)

Description

【図面の簡単な説明】
第１図ないし第４図は本考案の第１実施例を示
すもので、第１図は正面図、第２図は断面図、第
３図はチツプの正面図、第４図は側面図、第５図
は本考案の第２実施例を示す断面図、第６図と第
７図は従来のローラーカツタを示すもので、第６
図は正面図、第７図は断面図である。 １０……チツプ、１１……台金。

Claims (1)

    【実用新案登録請求の範囲】
  1. 台金の外周に複数個のチツプが取付けられてな
    るローラーカツタにおいて、チツプの先端形状が
    、台金の外周の曲率半径より小さい円弧あるいは
    この円弧に沿う多角形に形成されたことを特徴と
    するローラーカツタ。
JP1989026022U 1989-03-07 1989-03-07 ローラーカッタ Expired - Lifetime JP2563140Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989026022U JP2563140Y2 (ja) 1989-03-07 1989-03-07 ローラーカッタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989026022U JP2563140Y2 (ja) 1989-03-07 1989-03-07 ローラーカッタ

Publications (2)

Publication Number Publication Date
JPH02116587U true JPH02116587U (ja) 1990-09-18
JP2563140Y2 JP2563140Y2 (ja) 1998-02-18

Family

ID=31247267

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989026022U Expired - Lifetime JP2563140Y2 (ja) 1989-03-07 1989-03-07 ローラーカッタ

Country Status (1)

Country Link
JP (1) JP2563140Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS476003U (ja) * 1971-02-16 1972-09-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS476003U (ja) * 1971-02-16 1972-09-20

Also Published As

Publication number Publication date
JP2563140Y2 (ja) 1998-02-18

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term