JPH0290042U - - Google Patents

Info

Publication number

JPH0290042U

JPH0290042U JP16762088U JP16762088U JPH0290042U JP H0290042 U JPH0290042 U JP H0290042U JP 16762088 U JP16762088 U JP 16762088U JP 16762088 U JP16762088 U JP 16762088U JP H0290042 U JPH0290042 U JP H0290042U

Authority

JP

Japan

Prior art keywords

gun drill

cutting oil

detection means

signal

drill breakage

Prior art date

1988-12-27

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

Links

• Espacenet
• Global Dossier
• Discuss

• 239000010730 cutting oil Substances 0.000 claims description 3
• 238000001514 detection method Methods 0.000 claims 3
• 238000006243 chemical reaction Methods 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 2
• 239000000463 material Substances 0.000 description 1

Cited By (1)