FR797727A - Machine for sharpening the soul of twist drills or others - Google Patents

Machine for sharpening the soul of twist drills or others

Info

Publication number
FR797727A
FR797727A FR797727DA FR797727A FR 797727 A FR797727 A FR 797727A FR 797727D A FR797727D A FR 797727DA FR 797727 A FR797727 A FR 797727A
Authority
FR
France
Prior art keywords
soul
sharpening
machine
twist drills
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
Other languages
French (fr)
Inventor
Joseph Armand
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 filed Critical
Application granted granted Critical
Publication of FR797727A publication Critical patent/FR797727A/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
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
    • B24B3/32—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills for thinning the point
FR797727D 1934-12-05 1935-11-15 Machine for sharpening the soul of twist drills or others Expired FR797727A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE797727X 1934-12-05

Publications (1)

Publication Number Publication Date
FR797727A true FR797727A (en) 1936-05-02

Family

ID=6711242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797727D Expired FR797727A (en) 1934-12-05 1935-11-15 Machine for sharpening the soul of twist drills or others

Country Status (1)

Country Link
FR (1) FR797727A (en)

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