JPS6113211Y2 - - Google Patents

Info

Publication number
JPS6113211Y2
JPS6113211Y2 JP4540979U JP4540979U JPS6113211Y2 JP S6113211 Y2 JPS6113211 Y2 JP S6113211Y2 JP 4540979 U JP4540979 U JP 4540979U JP 4540979 U JP4540979 U JP 4540979U JP S6113211 Y2 JPS6113211 Y2 JP S6113211Y2
Authority
JP
Japan
Prior art keywords
drill
breakage
output
detects
signal
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
JP4540979U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55147206U (enEXAMPLES
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 JP4540979U priority Critical patent/JPS6113211Y2/ja
Publication of JPS55147206U publication Critical patent/JPS55147206U/ja
Application granted granted Critical
Publication of JPS6113211Y2 publication Critical patent/JPS6113211Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Machine Tool Sensing Apparatuses (AREA)
  • Drilling And Boring (AREA)
JP4540979U 1979-04-06 1979-04-06 Expired JPS6113211Y2 (enEXAMPLES)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4540979U JPS6113211Y2 (enEXAMPLES) 1979-04-06 1979-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4540979U JPS6113211Y2 (enEXAMPLES) 1979-04-06 1979-04-06

Publications (2)

Publication Number Publication Date
JPS55147206U JPS55147206U (enEXAMPLES) 1980-10-23
JPS6113211Y2 true JPS6113211Y2 (enEXAMPLES) 1986-04-24

Family

ID=28923604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4540979U Expired JPS6113211Y2 (enEXAMPLES) 1979-04-06 1979-04-06

Country Status (1)

Country Link
JP (1) JPS6113211Y2 (enEXAMPLES)

Also Published As

Publication number Publication date
JPS55147206U (enEXAMPLES) 1980-10-23

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