GB8916367D0 - Drills - Google Patents

Drills

Info

Publication number
GB8916367D0
GB8916367D0 GB898916367A GB8916367A GB8916367D0 GB 8916367 D0 GB8916367 D0 GB 8916367D0 GB 898916367 A GB898916367 A GB 898916367A GB 8916367 A GB8916367 A GB 8916367A GB 8916367 D0 GB8916367 D0 GB 8916367D0
Authority
GB
United Kingdom
Prior art keywords
drills
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.)
Withdrawn
Application number
GB898916367A
Other versions
GB2233920A (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.)
Sandvik Ltd
Original Assignee
Sandvik 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 Sandvik Ltd filed Critical Sandvik Ltd
Priority to GB8916367A priority Critical patent/GB2233920A/en
Publication of GB8916367D0 publication Critical patent/GB8916367D0/en
Publication of GB2233920A publication Critical patent/GB2233920A/en
Withdrawn legal-status Critical Current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
    • B23B51/009—Stepped drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
GB8916367A 1989-07-18 1989-07-18 Fluted drill Withdrawn GB2233920A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8916367A GB2233920A (en) 1989-07-18 1989-07-18 Fluted drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8916367A GB2233920A (en) 1989-07-18 1989-07-18 Fluted drill

Publications (2)

Publication Number Publication Date
GB8916367D0 true GB8916367D0 (en) 1989-09-06
GB2233920A GB2233920A (en) 1991-01-23

Family

ID=10660180

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8916367A Withdrawn GB2233920A (en) 1989-07-18 1989-07-18 Fluted drill

Country Status (1)

Country Link
GB (1) GB2233920A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE507842C2 (en) * 1992-09-24 1998-07-20 Sandvik Ab Drill
DE4421922C1 (en) * 1994-06-25 1996-02-01 Mas Vertriebsgesellschaft Fuer drill

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564948A (en) * 1968-12-06 1971-02-23 Illinois Tool Works Drill
GB1594956A (en) * 1976-11-08 1981-08-05 Illinois Tool Works Method and apparatus for producing flutes in drill screws
DE3022187C2 (en) * 1980-06-13 1983-08-11 Itw-Ateco Gmbh, 2000 Norderstedt Drilling screw
NZ202991A (en) * 1982-02-05 1985-11-08 Usm Corp Rotary threaded drilling and thread-forming screw with radiused drag surfaces in drilling portion
DE3205051C2 (en) * 1982-02-12 1983-12-22 Hermann Bilz Gmbh & Co, 7300 Esslingen Drilling tool
CA1210970A (en) * 1983-04-28 1986-09-09 Sazzadul Haque Balanced drill with center cutting action
DE8536123U1 (en) * 1985-12-21 1987-04-16 Komet Stahlhalter- Und Werkzeugfabrik Robert Breuning Gmbh, 7122 Besigheim Drilling tool

Also Published As

Publication number Publication date
GB2233920A (en) 1991-01-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)