JPH04154Y2 - - Google Patents

Info

Publication number
JPH04154Y2
JPH04154Y2 JP1986079763U JP7976386U JPH04154Y2 JP H04154 Y2 JPH04154 Y2 JP H04154Y2 JP 1986079763 U JP1986079763 U JP 1986079763U JP 7976386 U JP7976386 U JP 7976386U JP H04154 Y2 JPH04154 Y2 JP H04154Y2
Authority
JP
Japan
Prior art keywords
bit
holder
rotational direction
cutter drum
fixing piece
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
Application number
JP1986079763U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62190783U (enExample
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 JP1986079763U priority Critical patent/JPH04154Y2/ja
Publication of JPS62190783U publication Critical patent/JPS62190783U/ja
Application granted granted Critical
Publication of JPH04154Y2 publication Critical patent/JPH04154Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP1986079763U 1986-05-26 1986-05-26 Expired JPH04154Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986079763U JPH04154Y2 (enExample) 1986-05-26 1986-05-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986079763U JPH04154Y2 (enExample) 1986-05-26 1986-05-26

Publications (2)

Publication Number Publication Date
JPS62190783U JPS62190783U (enExample) 1987-12-04
JPH04154Y2 true JPH04154Y2 (enExample) 1992-01-06

Family

ID=30929936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986079763U Expired JPH04154Y2 (enExample) 1986-05-26 1986-05-26

Country Status (1)

Country Link
JP (1) JPH04154Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5136684B2 (enExample) * 1972-02-29 1976-10-09

Also Published As

Publication number Publication date
JPS62190783U (enExample) 1987-12-04

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