JPH0529273Y2 - - Google Patents

Info

Publication number
JPH0529273Y2
JPH0529273Y2 JP1344789U JP1344789U JPH0529273Y2 JP H0529273 Y2 JPH0529273 Y2 JP H0529273Y2 JP 1344789 U JP1344789 U JP 1344789U JP 1344789 U JP1344789 U JP 1344789U JP H0529273 Y2 JPH0529273 Y2 JP H0529273Y2
Authority
JP
Japan
Prior art keywords
bit
wing
base
reamer
tip
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.)
Expired - Lifetime
Application number
JP1344789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02106090U (US06633600-20031014-M00021.png
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 JP1344789U priority Critical patent/JPH0529273Y2/ja
Publication of JPH02106090U publication Critical patent/JPH02106090U/ja
Application granted granted Critical
Publication of JPH0529273Y2 publication Critical patent/JPH0529273Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP1344789U 1989-02-07 1989-02-07 Expired - Lifetime JPH0529273Y2 (US06633600-20031014-M00021.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1344789U JPH0529273Y2 (US06633600-20031014-M00021.png) 1989-02-07 1989-02-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1344789U JPH0529273Y2 (US06633600-20031014-M00021.png) 1989-02-07 1989-02-07

Publications (2)

Publication Number Publication Date
JPH02106090U JPH02106090U (US06633600-20031014-M00021.png) 1990-08-23
JPH0529273Y2 true JPH0529273Y2 (US06633600-20031014-M00021.png) 1993-07-27

Family

ID=31223761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1344789U Expired - Lifetime JPH0529273Y2 (US06633600-20031014-M00021.png) 1989-02-07 1989-02-07

Country Status (1)

Country Link
JP (1) JPH0529273Y2 (US06633600-20031014-M00021.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6777376B2 (ja) * 2015-03-25 2020-10-28 五洋建設株式会社 掘削機および回転ビット

Also Published As

Publication number Publication date
JPH02106090U (US06633600-20031014-M00021.png) 1990-08-23

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