FR582234A - Device for holding workpieces in drill bit sharpening machines or drills - Google Patents

Device for holding workpieces in drill bit sharpening machines or drills

Info

Publication number
FR582234A
FR582234A FR582234DA FR582234A FR 582234 A FR582234 A FR 582234A FR 582234D A FR582234D A FR 582234DA FR 582234 A FR582234 A FR 582234A
Authority
FR
France
Prior art keywords
drills
drill bit
holding workpieces
sharpening machines
bit sharpening
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
Paul Forster
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 FR582234A publication Critical patent/FR582234A/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
    • B24B3/245—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)
FR582234D 1922-08-19 1924-04-11 Device for holding workpieces in drill bit sharpening machines or drills Expired FR582234A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF52423D DE392239C (en) 1922-08-19 1922-08-19 Device for holding the workpieces in machines for grinding drills

Publications (1)

Publication Number Publication Date
FR582234A true FR582234A (en) 1924-12-15

Family

ID=7105447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR582234D Expired FR582234A (en) 1922-08-19 1924-04-11 Device for holding workpieces in drill bit sharpening machines or drills

Country Status (2)

Country Link
DE (1) DE392239C (en)
FR (1) FR582234A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3089290A (en) * 1958-12-24 1963-05-14 Wurm-reithmayer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751818C (en) * 1940-11-26 1952-10-06 Karl Trippel Machine for grinding twist drills

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3089290A (en) * 1958-12-24 1963-05-14 Wurm-reithmayer

Also Published As

Publication number Publication date
DE392239C (en) 1924-03-18

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