FR456410A - Machine à affuter les forets hélicoidaux - Google Patents

Machine à affuter les forets hélicoidaux

Info

Publication number
FR456410A
FR456410A FR456410DA FR456410A FR 456410 A FR456410 A FR 456410A FR 456410D A FR456410D A FR 456410DA FR 456410 A FR456410 A FR 456410A
Authority
FR
France
Prior art keywords
twist drill
sharpening machine
drill sharpening
machine
twist
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)
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.)
RAISON COMMERCIALE ALFRED H SC
Original Assignee
RAISON COMMERCIALE ALFRED H SC
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 RAISON COMMERCIALE ALFRED H SC filed Critical RAISON COMMERCIALE ALFRED H SC
Application granted granted Critical
Publication of FR456410A publication Critical patent/FR456410A/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
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
    • B24B3/28—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills by swivelling the drill around an axis angularly to the drill axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR456410D 1913-04-01 1913-04-01 Machine à affuter les forets hélicoidaux Expired FR456410A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR456410T 1913-04-01

Publications (1)

Publication Number Publication Date
FR456410A true FR456410A (fr) 1913-08-26

Family

ID=1496205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR456410D Expired FR456410A (fr) 1913-04-01 1913-04-01 Machine à affuter les forets hélicoidaux

Country Status (1)

Country Link
FR (1) FR456410A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003078B (de) * 1952-05-28 1957-02-21 Eugen Naedelin Vorrichtung zum Schleifen von Spiralbohrern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003078B (de) * 1952-05-28 1957-02-21 Eugen Naedelin Vorrichtung zum Schleifen von Spiralbohrern

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