FR521451A - Adjustable device for sharpening twist drills - Google Patents

Adjustable device for sharpening twist drills

Info

Publication number
FR521451A
FR521451A FR521451A FR521451DA FR521451A FR 521451 A FR521451 A FR 521451A FR 521451 A FR521451 A FR 521451A FR 521451D A FR521451D A FR 521451DA FR 521451 A FR521451 A FR 521451A
Authority
FR
France
Prior art keywords
adjustable device
twist drills
sharpening twist
sharpening
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.)
Expired
Application number
FR521451A
Other languages
French (fr)
Inventor
Charles-Octave Rabut
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.)
CHARLES OCTAVE RABUT
Original Assignee
CHARLES OCTAVE RABUT
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 CHARLES OCTAVE RABUT filed Critical CHARLES OCTAVE RABUT
Application granted granted Critical
Publication of FR521451A publication Critical patent/FR521451A/en
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
    • B24B3/247—Supports for drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR521451A 1919-11-20 1919-11-20 Adjustable device for sharpening twist drills Expired FR521451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR521451T 1919-11-20

Publications (1)

Publication Number Publication Date
FR521451A true FR521451A (en) 1921-07-15

Family

ID=8917252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR521451A Expired FR521451A (en) 1919-11-20 1919-11-20 Adjustable device for sharpening twist drills

Country Status (1)

Country Link
FR (1) FR521451A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992006819A1 (en) * 1990-10-17 1992-04-30 David Seear Grinding of twist drills

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992006819A1 (en) * 1990-10-17 1992-04-30 David Seear Grinding of twist drills

Similar Documents

Publication Publication Date Title
FR521451A (en) Adjustable device for sharpening twist drills
FR500515A (en) Device for cleaning combs
FR517290A (en) Device for sharpening medical needles
FR569420A (en) Device for measuring ball spacing
FR608786A (en) Sharpening device for twist drills
FR508909A (en) Coppice felling device
FR522680A (en) Apparatus for reducing air resistance
FR528552A (en) Device for ozone production
FR555569A (en) Device for grinding crankshaft crankpins
FR1051133A (en) Device for sharpening twist drills
FR522368A (en) Equalizer device for mechanic's taps
FR549640A (en) Advanced universal machine for sharpening saws
FR503316A (en) Device for disarticulated shoulder
FR530078A (en) Device for sharpening circular saws of all teeth
FR529197A (en) Device for recording curves in polar coordinates
CH97219A (en) Apparatus for electroculture.
FR584840A (en) Device for sharpening scissors
FR511093A (en) Sharpening jig for twist drills
CH81487A (en) Apparatus for the disintegration of metals
FR541588A (en) Apparatus for grinding crankshafts
FR540564A (en) Apparatus for measuring collars
FR523343A (en) Device for agriculture
FR522134A (en) Safety device for shears and other machine tools
FR534221A (en) Balanced device for polishing glass
FR541229A (en) Chuck device for machine tools