EP0865336A4 - Undercutting drills - Google Patents

Undercutting drills

Info

Publication number
EP0865336A4
EP0865336A4 EP96937933A EP96937933A EP0865336A4 EP 0865336 A4 EP0865336 A4 EP 0865336A4 EP 96937933 A EP96937933 A EP 96937933A EP 96937933 A EP96937933 A EP 96937933A EP 0865336 A4 EP0865336 A4 EP 0865336A4
Authority
EP
European Patent Office
Prior art keywords
undercutting
drills
undercutting 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Withdrawn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
EP96937933A
Other languages
German (de)
French (fr)
Other versions
EP0865336A1 (en
Inventor
Neil David Hollingshead
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.)
ITW Construction Systems Australia Pty Ltd
Original Assignee
ITW Construction Systems Australia Pty 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 ITW Construction Systems Australia Pty Ltd filed Critical ITW Construction Systems Australia Pty Ltd
Publication of EP0865336A1 publication Critical patent/EP0865336A1/en
Publication of EP0865336A4 publication Critical patent/EP0865336A4/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Withdrawn legal-status Critical Current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
    • B23B51/0018—Drills for enlarging a hole
    • B23B51/0045—Drills for enlarging a hole by expanding or tilting the toolhead

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
EP96937933A 1995-11-23 1996-11-20 Undercutting drills Withdrawn EP0865336A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPN6747A AUPN674795A0 (en) 1995-11-23 1995-11-23 Undercutting drills
AUPN6747/95 1995-11-23
PCT/AU1996/000738 WO1997018917A1 (en) 1995-11-23 1996-11-20 Undercutting drills

Publications (2)

Publication Number Publication Date
EP0865336A1 EP0865336A1 (en) 1998-09-23
EP0865336A4 true EP0865336A4 (en) 1999-03-10

Family

ID=3791069

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96937933A Withdrawn EP0865336A4 (en) 1995-11-23 1996-11-20 Undercutting drills

Country Status (3)

Country Link
EP (1) EP0865336A4 (en)
AU (1) AUPN674795A0 (en)
WO (1) WO1997018917A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10311079A1 (en) 2003-03-13 2004-09-30 Powers Fasteners Europe Bv Device for creation of bore wider at bottom, comprising special drill tool and guide pipe
SE529106C2 (en) * 2005-09-23 2007-05-02 Johansson Hakan Tool and method for effecting a profiled recess in a sandwich structure
DE102012100148A1 (en) * 2012-01-10 2013-07-11 Hartmut Flaig Tool, procedure and system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1330385A (en) * 1919-11-25 1920-02-10 Muden Rochus Taper-boring tool

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR735462A (en) * 1932-04-04 1932-11-09 Adjustable multi-blade drill bit
DE3708080A1 (en) * 1987-03-13 1988-09-22 Bosch Gmbh Robert Drilling tool
DE3817806C2 (en) * 1988-05-26 1999-03-04 Hilti Ag Tool for producing a circumferential undercut in a cylindrical basic bore
DE3839617A1 (en) * 1988-11-24 1990-05-31 Fischer Artur Werke Gmbh DEVICE FOR PRODUCING AN UNDERCUT IN A DRILL HOLE
DE3909481A1 (en) * 1989-03-22 1990-09-27 Adolf Wuerth Gmbh & Co Kg Drilling tool
EP0408379B1 (en) * 1989-07-14 1993-12-29 David Patrick Payne Improvements in drills
AU668913B2 (en) * 1992-02-11 1996-05-23 Cetram Pty Limited Masonry anchors
JP2862807B2 (en) * 1995-02-28 1999-03-03 株式会社ミヤナガ Drilling device for holes with undercuts

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1330385A (en) * 1919-11-25 1920-02-10 Muden Rochus Taper-boring tool

Also Published As

Publication number Publication date
AUPN674795A0 (en) 1995-12-14
WO1997018917A1 (en) 1997-05-29
EP0865336A1 (en) 1998-09-23

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19980616

AK Designated contracting states

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Designated state(s): DE FR GB IT

A4 Supplementary search report drawn up and despatched

Effective date: 19990127

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STAA Information on the status of an ep patent application or granted ep patent

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17Q First examination report despatched

Effective date: 20000525

18D Application deemed to be withdrawn

Effective date: 20001005