FR2268590B3 - - Google Patents

Info

Publication number
FR2268590B3
FR2268590B3 FR7512308A FR7512308A FR2268590B3 FR 2268590 B3 FR2268590 B3 FR 2268590B3 FR 7512308 A FR7512308 A FR 7512308A FR 7512308 A FR7512308 A FR 7512308A FR 2268590 B3 FR2268590 B3 FR 2268590B3
Authority
FR
France
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
FR7512308A
Other languages
French (fr)
Other versions
FR2268590A1 (en
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.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
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 Fried Krupp AG filed Critical Fried Krupp AG
Publication of FR2268590A1 publication Critical patent/FR2268590A1/en
Application granted granted Critical
Publication of FR2268590B3 publication Critical patent/FR2268590B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
FR7512308A 1974-04-26 1975-04-21 Hard metal drilling plate on shaft holder - has twin central, main intermediary and adjacent cutting surfaces Granted FR2268590A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742420191 DE2420191A1 (en) 1974-04-26 1974-04-26 DRILLING TOOL

Publications (2)

Publication Number Publication Date
FR2268590A1 FR2268590A1 (en) 1975-11-21
FR2268590B3 true FR2268590B3 (en) 1978-10-06

Family

ID=5913993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512308A Granted FR2268590A1 (en) 1974-04-26 1975-04-21 Hard metal drilling plate on shaft holder - has twin central, main intermediary and adjacent cutting surfaces

Country Status (2)

Country Link
DE (1) DE2420191A1 (en)
FR (1) FR2268590A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2381512A1 (en) * 1977-02-25 1978-09-22 Saratch Marc Drill bit for brick and concrete - has two to four lobes with inverted vee point to commence cutting at periphery
IT1127526B (en) * 1980-08-01 1986-05-21 Aeritalia Spa DRILL DRILL TO MAKE LAMINATE HOLES OF FIBER / RESIN COMPOSITE MATERIAL
DE4003374C1 (en) * 1990-02-05 1991-05-08 Sfs Stadler Holding Ag, Heerbrugg, Ch
DE4409631C1 (en) * 1994-03-09 1995-11-09 Sfs Ind Holding Ag Self-drilling fastener with a plate-shaped drilling part
DE4410027A1 (en) * 1994-03-23 1995-09-28 Ejot Verbindungstech Gmbh & Co Drills, in particular self-drilling screws
DE19730665A1 (en) * 1997-07-17 1999-01-21 Fischer Artur Werke Gmbh drill
DE19915536C1 (en) * 1999-04-07 2001-01-04 Felix Leeb Drilling tool
DE10010653C2 (en) * 1999-04-07 2002-01-10 Felix Leeb Drilling tool, which with u. Flank cutting is equipped, the end cutting edge equipment is M-shaped

Also Published As

Publication number Publication date
DE2420191A1 (en) 1975-11-13
FR2268590A1 (en) 1975-11-21

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Legal Events

Date Code Title Description
ST Notification of lapse