FR889113A - Machine pour affûter les mèches hélicoïdales - Google Patents

Machine pour affûter les mèches hélicoïdales

Info

Publication number
FR889113A
FR889113A FR889113DA FR889113A FR 889113 A FR889113 A FR 889113A FR 889113D A FR889113D A FR 889113DA FR 889113 A FR889113 A FR 889113A
Authority
FR
France
Prior art keywords
machine
bits
sharpening
sharpening helical
helical bits
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
Other languages
English (en)
Inventor
Karl Trippel
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
Priority claimed from DET54636D external-priority patent/DE751818C/de
Application filed filed Critical
Application granted granted Critical
Publication of FR889113A publication Critical patent/FR889113A/fr
Expired legal-status Critical Current

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
    • B24B3/245—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills for simultaneously sharpening several drills; Supports therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
FR889113D 1940-11-26 1942-12-16 Machine pour affûter les mèches hélicoïdales Expired FR889113A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2591893X 1940-11-26
DET54636D DE751818C (de) 1940-11-26 1940-11-27 Maschine zum Schleifen von Spiralbohrern
GB9192/43A GB568414A (en) 1940-11-26 1943-06-08 Improvements in machines for grinding twist drills

Publications (1)

Publication Number Publication Date
FR889113A true FR889113A (fr) 1943-12-31

Family

ID=27213201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889113D Expired FR889113A (fr) 1940-11-26 1942-12-16 Machine pour affûter les mèches hélicoïdales

Country Status (3)

Country Link
US (1) US2591893A (fr)
FR (1) FR889113A (fr)
GB (1) GB568414A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000791A1 (fr) * 1980-09-02 1982-03-18 Meili M Dispositif d'alimentation pour machine automatique a affuter les forets

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520523A (en) * 1947-10-21 1950-08-29 Rudolph A Bloomquist Universal device for sharpening hypodermic needles
US2536823A (en) * 1947-12-05 1951-01-02 Claude A Benjamin Drill sharpening apparatus
US2713760A (en) * 1952-06-05 1955-07-26 Raymond E Dunham Hypodermic needle sharpener device
US2827741A (en) * 1953-09-29 1958-03-25 Robert K Thomas Drill grinding machine
US2800755A (en) * 1955-03-14 1957-07-30 Joseph D Perra Drill sharpener
US3239966A (en) * 1963-08-20 1966-03-15 Richardson Allan Apparatus for sharpening drills
SE325210B (fr) * 1967-05-03 1970-06-22 R Wurscher
US3742652A (en) * 1970-03-06 1973-07-03 Black & Decker Mfg Co Drill sharpener
US4444234A (en) * 1981-11-19 1984-04-24 Arasmith Stanley D Log processing apparatus and method
GB2134823B (en) * 1982-12-17 1986-08-06 Keith Harris Stand for storing and sharpening chisels and plane irons
JP5428740B2 (ja) * 2009-10-19 2014-02-26 株式会社ジェイテクト 複合研削盤
CN110948233B (zh) * 2019-12-20 2020-11-03 杭州临安荣升机械有限公司 一种钻孔倒角攻丝一体机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1231258A (en) * 1917-01-03 1917-06-26 Stephen Horvath Drill-sharpener.
US1737416A (en) * 1926-02-06 1929-11-26 Robert F Gibney Polishing machine
CH230117A (de) * 1940-11-26 1943-12-15 Trippel Karl Maschine zum Schleifen von Spiralbohrern.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000791A1 (fr) * 1980-09-02 1982-03-18 Meili M Dispositif d'alimentation pour machine automatique a affuter les forets

Also Published As

Publication number Publication date
GB568414A (en) 1945-04-04
US2591893A (en) 1952-04-08

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