ATE31655T1 - Hilfsgeraet zum nachschleifen von spiralbohrern. - Google Patents

Hilfsgeraet zum nachschleifen von spiralbohrern.

Info

Publication number
ATE31655T1
ATE31655T1 AT84103750T AT84103750T ATE31655T1 AT E31655 T1 ATE31655 T1 AT E31655T1 AT 84103750 T AT84103750 T AT 84103750T AT 84103750 T AT84103750 T AT 84103750T AT E31655 T1 ATE31655 T1 AT E31655T1
Authority
AT
Austria
Prior art keywords
drill
sight
auxiliary device
respect
spiral
Prior art date
Application number
AT84103750T
Other languages
English (en)
Inventor
Robert Wolff
Original Assignee
Robert Wolff
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 Robert Wolff filed Critical Robert Wolff
Application granted granted Critical
Publication of ATE31655T1 publication Critical patent/ATE31655T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/247—Supports for drills
AT84103750T 1983-10-27 1984-04-05 Hilfsgeraet zum nachschleifen von spiralbohrern. ATE31655T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833338910 DE3338910A1 (de) 1983-10-27 1983-10-27 Hilfsgeraet zum nachschleifen von spiralbohrern
EP84103750A EP0143870B1 (de) 1983-10-27 1984-04-05 Hilfsgerät zum Nachschleifen von Spiralbohrern

Publications (1)

Publication Number Publication Date
ATE31655T1 true ATE31655T1 (de) 1988-01-15

Family

ID=6212809

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84103750T ATE31655T1 (de) 1983-10-27 1984-04-05 Hilfsgeraet zum nachschleifen von spiralbohrern.

Country Status (5)

Country Link
US (1) US4566227A (de)
EP (1) EP0143870B1 (de)
JP (1) JPS6094261A (de)
AT (1) ATE31655T1 (de)
DE (2) DE3338910A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4638603A (en) * 1986-01-29 1987-01-27 Hanson Harvey E Device for sharpening single-flute countersinks
US4974372A (en) * 1989-04-12 1990-12-04 Chantalat Vinit P Universal device for sharpening drill bits
US20050053439A1 (en) * 2003-09-09 2005-03-10 Yuhong Wang Two-flute twist drill
EP2321090B1 (de) * 2008-06-26 2017-12-06 TJ Utveckling AB Verfahren zum schärfen einer spiralbohrerspitze und verwendungsverfahren dafür
CN102756307A (zh) * 2012-07-31 2012-10-31 长城汽车股份有限公司 修磨复杂刀具的方法及砂轮
US8439727B1 (en) * 2012-08-06 2013-05-14 Leo F. Woodard Drill bit sharpening tool
CN112893750A (zh) * 2021-01-14 2021-06-04 任洪胜 一种五金件胚料加工自动锻造成型机

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US201449A (en) * 1878-03-19 Improvement in drill-grinders
US388784A (en) * 1888-08-28 mossbeeg
GB575664A (en) * 1943-03-01 1946-02-27 Robert Howard Clark Fixture for grinding thread cutting tools
GB563546A (en) * 1943-03-18 1944-08-18 Charles Crofton And Company En Improvements relating to jigs for use in grinding drill bits
US2408544A (en) * 1945-01-01 1946-10-01 Banner Joseph Twist drill sharpener
US2595950A (en) * 1949-05-20 1952-05-06 William C Keebler Tool bit grinding fixture
GB678057A (en) * 1950-06-06 1952-08-27 Leonard Cosens Improvements in or relating to jigs for the grinding of lathe and like cutting tools
US2730849A (en) * 1952-09-20 1956-01-17 James V Novak Drill bit grinding fixtures
US2821820A (en) * 1956-03-05 1958-02-04 Wesley W Thumann Guide for sharpening drill bits
US3121983A (en) * 1959-02-05 1964-02-25 Harvey W English Drill grinding attachment
US3169353A (en) * 1961-11-17 1965-02-16 Lester S Krulwich Drill grinding apparatus
US3373530A (en) * 1965-07-30 1968-03-19 Clyde E. Cooprider Sharpening fixture for twist drills
US3932964A (en) * 1971-12-13 1976-01-20 James B. Simms Multi-angle grinding fixture
DE2445453C2 (de) * 1974-09-24 1985-06-13 Robert Bosch Gmbh, 7000 Stuttgart Bohrerschleifeinrichtung
DE2456173A1 (de) * 1974-11-28 1976-08-12 Wolfcraft Robert Wolff Kg Hilfsvorrichtung fuer ein nachschleifen von bohrern
US3961450A (en) * 1975-02-10 1976-06-08 Kenneth Kay Knaell Twist drill sharpening apparatus
DE2632034C2 (de) * 1976-07-16 1986-07-31 Robert 5446 Engeln Wolff Hilfsvorrichtung zur Erleichterung des Nachschleifens von Spiralbohrern
DE7931294U1 (de) * 1979-11-06 1980-06-26 Hawera Probst Gmbh + Co, 7980 Ravensburg Schleifhilfe
DE3146664C1 (de) * 1981-11-25 1983-07-07 Karl 7539 Kämpfelbach Reiling Haltevorrichtung fuer Bohrer zum Schleifen der Schneiden

Also Published As

Publication number Publication date
EP0143870B1 (de) 1988-01-07
DE3468355D1 (en) 1988-02-11
US4566227A (en) 1986-01-28
JPS6094261A (ja) 1985-05-27
EP0143870A1 (de) 1985-06-12
DE3338910A1 (de) 1985-05-09

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee