JPH0721287Y2 - 貫通錐 - Google Patents

貫通錐

Info

Publication number
JPH0721287Y2
JPH0721287Y2 JP1989031035U JP3103589U JPH0721287Y2 JP H0721287 Y2 JPH0721287 Y2 JP H0721287Y2 JP 1989031035 U JP1989031035 U JP 1989031035U JP 3103589 U JP3103589 U JP 3103589U JP H0721287 Y2 JPH0721287 Y2 JP H0721287Y2
Authority
JP
Japan
Prior art keywords
cutting edge
line
cone
tip
convex arc
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
JP1989031035U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02121902U (enExample
Inventor
哲朗 萬谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kanefusa Corp
Original Assignee
Kanefusa Corp
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 by Kanefusa Corp filed Critical Kanefusa Corp
Priority to JP1989031035U priority Critical patent/JPH0721287Y2/ja
Publication of JPH02121902U publication Critical patent/JPH02121902U/ja
Application granted granted Critical
Publication of JPH0721287Y2 publication Critical patent/JPH0721287Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP1989031035U 1989-03-17 1989-03-17 貫通錐 Expired - Lifetime JPH0721287Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989031035U JPH0721287Y2 (ja) 1989-03-17 1989-03-17 貫通錐

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989031035U JPH0721287Y2 (ja) 1989-03-17 1989-03-17 貫通錐

Publications (2)

Publication Number Publication Date
JPH02121902U JPH02121902U (enExample) 1990-10-04
JPH0721287Y2 true JPH0721287Y2 (ja) 1995-05-17

Family

ID=31256604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989031035U Expired - Lifetime JPH0721287Y2 (ja) 1989-03-17 1989-03-17 貫通錐

Country Status (1)

Country Link
JP (1) JPH0721287Y2 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518699A (ja) * 1974-07-10 1976-01-23 Yoshimasa Nagai Tokobashiratateanasenkosochi

Also Published As

Publication number Publication date
JPH02121902U (enExample) 1990-10-04

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