DK153668C - Borevaerktoej til fremstilling af en underskaaret boring - Google Patents

Borevaerktoej til fremstilling af en underskaaret boring

Info

Publication number
DK153668C
DK153668C DK280079A DK280079A DK153668C DK 153668 C DK153668 C DK 153668C DK 280079 A DK280079 A DK 280079A DK 280079 A DK280079 A DK 280079A DK 153668 C DK153668 C DK 153668C
Authority
DK
Denmark
Prior art keywords
drill
primary drill
primary
shaft
sleeve
Prior art date
Application number
DK280079A
Other languages
English (en)
Other versions
DK280079A (da
DK153668B (da
Inventor
Edgar Boehm
Original Assignee
Hilti 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 Hilti Ag filed Critical Hilti Ag
Publication of DK280079A publication Critical patent/DK280079A/da
Publication of DK153668B publication Critical patent/DK153668B/da
Application granted granted Critical
Publication of DK153668C publication Critical patent/DK153668C/da

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/83—Tool-support with means to move Tool relative to tool-support
    • Y10T408/85—Tool-support with means to move Tool relative to tool-support to move radially
    • Y10T408/858—Moving means including wedge, screw or cam
    • Y10T408/8595—Pivotable tool-support
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T82/00—Turning
    • Y10T82/12—Radially moving rotating tool inside bore
    • Y10T82/125—Tool simultaneously moving axially
    • Y10T82/128—Pivoted to tool-carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Drilling And Boring (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Powder Metallurgy (AREA)
DK280079A 1978-07-05 1979-07-02 Borevaerktoej til fremstilling af en underskaaret boring DK153668C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19787820164U DE7820164U1 (de) 1978-07-05 1978-07-05 Bohrwerkzeug zur herstellung einer konisch hinterschnittenen bohrung
DE7820164 1978-07-05

Publications (3)

Publication Number Publication Date
DK280079A DK280079A (da) 1980-01-06
DK153668B DK153668B (da) 1988-08-15
DK153668C true DK153668C (da) 1988-12-27

Family

ID=6693038

Family Applications (1)

Application Number Title Priority Date Filing Date
DK280079A DK153668C (da) 1978-07-05 1979-07-02 Borevaerktoej til fremstilling af en underskaaret boring

Country Status (8)

Country Link
US (1) US4347768A (da)
EP (1) EP0008622B1 (da)
JP (2) JPS5511794A (da)
AT (1) ATE2490T1 (da)
CA (1) CA1104845A (da)
DE (1) DE7820164U1 (da)
DK (1) DK153668C (da)
ZA (1) ZA793190B (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7820164U1 (de) * 1978-07-05 1978-10-12 Boehm, Edgar, 2800 Bremen Bohrwerkzeug zur herstellung einer konisch hinterschnittenen bohrung
US4529022A (en) * 1981-05-04 1985-07-16 Jacobson Delbert G Cutting tool
US4738255A (en) * 1986-04-07 1988-04-19 Biotron Labs, Inc. Suture anchor system
DE3839617A1 (de) * 1988-11-24 1990-05-31 Fischer Artur Werke Gmbh Vorrichtung zur herstellung einer hinterschneidung in einem bohrloch
JP2598515B2 (ja) * 1989-04-24 1997-04-09 株式会社ミヤナガ 拡径部付孔穿孔装置
DE69005547T2 (de) * 1989-07-14 1994-06-23 David Patrick Payne Bohrer.
US5273889A (en) * 1990-08-22 1993-12-28 University Of Saskatchewan Gamma-iterferon-leukotoxin gene fusions and uses thereof
US5594107A (en) * 1990-08-22 1997-01-14 University Of Saskatchewan Chimeric protein comprising an RTX-family cytotoxin and interferon-2 or interferon
GB2291369B (en) * 1994-07-15 1998-06-10 Unicorn Abrasives Ltd Forming holes
US5817095A (en) * 1996-02-22 1998-10-06 Smith & Nephew, Inc. Undercutting surgical instrument
FR2840245A1 (fr) * 2002-05-31 2003-12-05 Entpr Legendre Procede de percage d'une ouverture cylindrique dans une reservation et outil pour sa mise en oeuvre
GB0813818D0 (en) * 2008-07-29 2008-09-03 Depuy Int Ltd An instrument for forming a cavity within a bone
DE102019100891A1 (de) * 2019-01-15 2020-07-16 Botek Präzisionsbohrtechnik Gmbh Bohrkopf zum Auskesseln von nicht-zylindrischen Innenkonturen
CN111842965A (zh) * 2020-07-15 2020-10-30 卢定辉 一种葫芦制品切割开孔器
EP4122629A1 (en) 2021-07-19 2023-01-25 Fundación Tekniker Actuation mechanism for radial movement of a cutting tool of a boring bar
IE20210199A2 (en) * 2021-11-24 2022-07-20 Griffin Paul Drilling device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2168176A (en) * 1936-09-15 1939-08-01 Shawlock Inc Boring tool
US2236944A (en) * 1939-06-20 1941-04-01 Charles B Gerardi Drill bit
US2325020A (en) * 1941-05-03 1943-07-20 Shaw Markworth Albert Expansion bit
US2495583A (en) * 1945-03-28 1950-01-24 Hugh D Heron Boring tool
US2706421A (en) * 1951-04-12 1955-04-19 Fried Armin Machining tool
US2818753A (en) * 1956-08-20 1958-01-07 Guy O Leggett Reverse taper boring tool
US3358722A (en) * 1966-07-05 1967-12-19 Russell L Berry Reverse taper boring tool
DE1652520A1 (de) * 1968-01-22 1971-04-15 Josef Schmitz Hohlbohrkrone
US3748052A (en) * 1971-07-23 1973-07-24 Brit Jen Tool Co Inc Adjustable high speed bit
DE2331467B2 (de) * 1973-06-20 1981-04-30 Stumpp + Kurz Gmbh + Co, 7000 Stuttgart Vorrichtung zum Ausbohren einer Bohrung mit einem zylindrischen und einem konischen Bereich
DE2723785C3 (de) * 1977-05-26 1980-01-17 Heinrich B. 2800 Bremen Schaefers Bohrwerkzeug
DE7820164U1 (de) * 1978-07-05 1978-10-12 Boehm, Edgar, 2800 Bremen Bohrwerkzeug zur herstellung einer konisch hinterschnittenen bohrung

Also Published As

Publication number Publication date
JPS6370805U (da) 1988-05-12
DK280079A (da) 1980-01-06
JPS5511794A (en) 1980-01-26
ZA793190B (en) 1980-08-27
ATE2490T1 (de) 1983-03-15
US4347768A (en) 1982-09-07
DE7820164U1 (de) 1978-10-12
CA1104845A (en) 1981-07-14
DK153668B (da) 1988-08-15
JPS6331848Y2 (da) 1988-08-25
EP0008622A1 (de) 1980-03-19
EP0008622B1 (de) 1983-02-16

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Legal Events

Date Code Title Description
PBP Patent lapsed