CH248276A - Automatic sharpening machine for American bits. - Google Patents

Automatic sharpening machine for American bits.

Info

Publication number
CH248276A
CH248276A CH248276DA CH248276A CH 248276 A CH248276 A CH 248276A CH 248276D A CH248276D A CH 248276DA CH 248276 A CH248276 A CH 248276A
Authority
CH
Switzerland
Prior art keywords
american
bits
sharpening machine
automatic sharpening
automatic
Prior art date
Application number
Other languages
French (fr)
Inventor
Hispano-Suiza Suisse S A
Original Assignee
Hispano Suiza Suisse Sa
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 Hispano Suiza Suisse Sa filed Critical Hispano Suiza Suisse Sa
Publication of CH248276A publication Critical patent/CH248276A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CH248276D 1945-04-16 1945-04-16 Automatic sharpening machine for American bits. CH248276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH248276T 1945-04-16

Publications (1)

Publication Number Publication Date
CH248276A true CH248276A (en) 1947-04-30

Family

ID=4466805

Family Applications (1)

Application Number Title Priority Date Filing Date
CH248276D CH248276A (en) 1945-04-16 1945-04-16 Automatic sharpening machine for American bits.

Country Status (1)

Country Link
CH (1) CH248276A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004958B (en) * 1952-04-26 1957-03-21 Paul Betzler Device for grinding right-hand and left-hand twist drills
US2797538A (en) * 1953-10-30 1957-07-02 Aurele A Studler Grinding device for tools
DE2656491A1 (en) * 1976-12-14 1978-06-15 Klingel Fa Ulrich Jig for grinding correct cutting angle on twist drill - has drill mounted in sleeve for cam controlled rotation and longitudinal movement
US5573452A (en) * 1995-07-18 1996-11-12 Liu; Yu-Chieh Drill grinder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004958B (en) * 1952-04-26 1957-03-21 Paul Betzler Device for grinding right-hand and left-hand twist drills
US2797538A (en) * 1953-10-30 1957-07-02 Aurele A Studler Grinding device for tools
DE2656491A1 (en) * 1976-12-14 1978-06-15 Klingel Fa Ulrich Jig for grinding correct cutting angle on twist drill - has drill mounted in sleeve for cam controlled rotation and longitudinal movement
US5573452A (en) * 1995-07-18 1996-11-12 Liu; Yu-Chieh Drill grinder

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