JPS6483910A - Self-drilling screw and manufacture thereof - Google Patents

Self-drilling screw and manufacture thereof

Info

Publication number
JPS6483910A
JPS6483910A JP24053887A JP24053887A JPS6483910A JP S6483910 A JPS6483910 A JP S6483910A JP 24053887 A JP24053887 A JP 24053887A JP 24053887 A JP24053887 A JP 24053887A JP S6483910 A JPS6483910 A JP S6483910A
Authority
JP
Japan
Prior art keywords
cutting edges
blades
dice
edges
gradient
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.)
Granted
Application number
JP24053887A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0562647B2 (enrdf_load_stackoverflow
Inventor
Fukunosuke Kawashita
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.)
Yamahiro Co Ltd
Original Assignee
Yamahiro Co Ltd
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 Yamahiro Co Ltd filed Critical Yamahiro Co Ltd
Priority to JP24053887A priority Critical patent/JPS6483910A/ja
Publication of JPS6483910A publication Critical patent/JPS6483910A/ja
Publication of JPH0562647B2 publication Critical patent/JPH0562647B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forging (AREA)
JP24053887A 1987-09-24 1987-09-24 Self-drilling screw and manufacture thereof Granted JPS6483910A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24053887A JPS6483910A (en) 1987-09-24 1987-09-24 Self-drilling screw and manufacture thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24053887A JPS6483910A (en) 1987-09-24 1987-09-24 Self-drilling screw and manufacture thereof

Publications (2)

Publication Number Publication Date
JPS6483910A true JPS6483910A (en) 1989-03-29
JPH0562647B2 JPH0562647B2 (enrdf_load_stackoverflow) 1993-09-08

Family

ID=17061023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24053887A Granted JPS6483910A (en) 1987-09-24 1987-09-24 Self-drilling screw and manufacture thereof

Country Status (1)

Country Link
JP (1) JPS6483910A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100879153B1 (ko) * 2008-04-25 2009-01-19 주식회사 명화금속 드릴형 나사못
KR20170118374A (ko) * 2016-04-15 2017-10-25 한만진 셀프태핑 나사

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100879153B1 (ko) * 2008-04-25 2009-01-19 주식회사 명화금속 드릴형 나사못
KR20170118374A (ko) * 2016-04-15 2017-10-25 한만진 셀프태핑 나사

Also Published As

Publication number Publication date
JPH0562647B2 (enrdf_load_stackoverflow) 1993-09-08

Similar Documents

Publication Publication Date Title
DE3580671D1 (de) Schneidwerkzeug und dessen herstellung.
EP0334002A3 (en) Thread milling cutter
GR3000039T3 (en) Method of manufacturing a cutting and indenting tool
SE8404888L (sv) Borrstal
GB916197A (en) Drill for dental purposes or the like
ATE307696T1 (de) Reibahle
JPS57127608A (en) Cutting tool
SE8903057L (sv) Skaerande verktyg, saasom borrar, brotschar,pinnfraesar o d
EP0151537A3 (en) Improved drill bit and cutter therefor
JPS6483910A (en) Self-drilling screw and manufacture thereof
GB1146403A (en) Improvements in drill bits
DE60232342D1 (de) Schraubenkopf
GB2185915A (en) Drilling and thread forming fastener
JPS5590213A (en) Drill
JPS5721212A (en) Driling tool
JPS55106710A (en) Drill
JPS55157443A (en) Manufacturing method of metallic short fiber
JPS5611130A (en) Manufacture of nozzle
ATE162973T1 (de) Bohrstift
Vinogradov Determination of the Optimum Cutting Speed by the Shrinkage Factor of Chip
JPS5583516A (en) Cutting method of sub-route port and fastening projection in anti-overflow valve to cut them in one stroke
SU1028501A1 (ru) Режущий инструмент
Cleve et al. Extrusion Tool for Making a Drill Blank With at Least One Internal Helical Flush Bore
GB494976A (en) Improvements in or relating to boring or drilling tools
Hellman High Speed Steels for Broaching.(Retroactive Coverage)

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

S531 Written request for registration of change of domicile

Free format text: JAPANESE INTERMEDIATE CODE: R313532

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R360 Written notification for declining of transfer of rights

Free format text: JAPANESE INTERMEDIATE CODE: R360

R371 Transfer withdrawn

Free format text: JAPANESE INTERMEDIATE CODE: R371

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees