GB1556661A - Drill heads and methods of drilling - Google Patents

Drill heads and methods of drilling

Info

Publication number
GB1556661A
GB1556661A GB43743/75A GB4374375A GB1556661A GB 1556661 A GB1556661 A GB 1556661A GB 43743/75 A GB43743/75 A GB 43743/75A GB 4374375 A GB4374375 A GB 4374375A GB 1556661 A GB1556661 A GB 1556661A
Authority
GB
United Kingdom
Prior art keywords
drilling
methods
drill heads
drill
heads
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
Application number
GB43743/75A
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.)
GKN Automotive Ltd
Original Assignee
GKN Transmissions 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 GKN Transmissions Ltd filed Critical GKN Transmissions Ltd
Priority to GB43743/75A priority Critical patent/GB1556661A/en
Priority to SE7611742A priority patent/SE7611742L/en
Publication of GB1556661A publication Critical patent/GB1556661A/en
Expired 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
    • B23B51/04—Drills for trepanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
GB43743/75A 1976-10-19 1976-10-19 Drill heads and methods of drilling Expired GB1556661A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB43743/75A GB1556661A (en) 1976-10-19 1976-10-19 Drill heads and methods of drilling
SE7611742A SE7611742L (en) 1976-10-19 1976-10-22 DRILL HEAD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43743/75A GB1556661A (en) 1976-10-19 1976-10-19 Drill heads and methods of drilling

Publications (1)

Publication Number Publication Date
GB1556661A true GB1556661A (en) 1979-11-28

Family

ID=10430136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB43743/75A Expired GB1556661A (en) 1976-10-19 1976-10-19 Drill heads and methods of drilling

Country Status (2)

Country Link
GB (1) GB1556661A (en)
SE (1) SE7611742L (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133366A2 (en) * 1983-08-02 1985-02-20 Masao Kubota Rotary cutting tool
GB2215246A (en) * 1988-03-04 1989-09-20 Fisher & Co J Boring tool
US4975002A (en) * 1986-09-06 1990-12-04 Mapal Fabrik Fur Prazisionswerkzeuge Dr. Kress Kg Boring tool for coarse and fine machining
EP0972599A2 (en) * 1998-07-15 2000-01-19 Sandvik Aktiebolag Metal cutting drill with insert having radially overlapping cutting edges
EP2060349A1 (en) * 2006-11-17 2009-05-20 UNITAC, Incorporated Method for manufacture of through-hole
US20090297285A1 (en) * 2006-04-07 2009-12-03 Unitac, Inc. Deep hole drilling machine
US7645102B2 (en) * 2005-06-06 2010-01-12 Unitac, Inc. Drill head for deep hole machining

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133366A2 (en) * 1983-08-02 1985-02-20 Masao Kubota Rotary cutting tool
EP0133366A3 (en) * 1983-08-02 1986-01-22 Masao Kubota Rotary cutting tool
US4975002A (en) * 1986-09-06 1990-12-04 Mapal Fabrik Fur Prazisionswerkzeuge Dr. Kress Kg Boring tool for coarse and fine machining
GB2215246A (en) * 1988-03-04 1989-09-20 Fisher & Co J Boring tool
EP0972599A2 (en) * 1998-07-15 2000-01-19 Sandvik Aktiebolag Metal cutting drill with insert having radially overlapping cutting edges
EP0972599A3 (en) * 1998-07-15 2002-11-13 Sandvik Aktiebolag Metal cutting drill with insert having radially overlapping cutting edges
US7645102B2 (en) * 2005-06-06 2010-01-12 Unitac, Inc. Drill head for deep hole machining
US20090297285A1 (en) * 2006-04-07 2009-12-03 Unitac, Inc. Deep hole drilling machine
EP2060349A1 (en) * 2006-11-17 2009-05-20 UNITAC, Incorporated Method for manufacture of through-hole
EP2060349A4 (en) * 2006-11-17 2010-12-22 Unitac Inc Method for manufacture of through-hole

Also Published As

Publication number Publication date
SE7611742L (en) 1977-04-25

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee