CH257807A - Device for holding twist drills in place while sharpening them. - Google Patents

Device for holding twist drills in place while sharpening them.

Info

Publication number
CH257807A
CH257807A CH257807DA CH257807A CH 257807 A CH257807 A CH 257807A CH 257807D A CH257807D A CH 257807DA CH 257807 A CH257807 A CH 257807A
Authority
CH
Switzerland
Prior art keywords
sharpening
place
twist drills
holding twist
holding
Prior art date
Application number
Other languages
German (de)
Inventor
Fredrik Benedicks Carl Axel
Original Assignee
Fredrik Benedicks Carl Axel
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 Fredrik Benedicks Carl Axel filed Critical Fredrik Benedicks Carl Axel
Publication of CH257807A publication Critical patent/CH257807A/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
    • B24B3/247—Supports for drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CH257807D 1945-12-18 1945-12-18 Device for holding twist drills in place while sharpening them. CH257807A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH257807T 1945-12-18

Publications (1)

Publication Number Publication Date
CH257807A true CH257807A (en) 1948-10-31

Family

ID=4472346

Family Applications (1)

Application Number Title Priority Date Filing Date
CH257807D CH257807A (en) 1945-12-18 1945-12-18 Device for holding twist drills in place while sharpening them.

Country Status (1)

Country Link
CH (1) CH257807A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028413A1 (en) * 1979-11-06 1981-05-13 Hawera Probst GmbH + Co. Grinding aid
DE3232892A1 (en) * 1982-09-04 1984-03-22 Maschinenfabrik Müller-Weingarten AG, 7987 Weingarten Grinding gauge for twist drills
CN108907909A (en) * 2018-07-20 2018-11-30 中国航发哈尔滨东安发动机有限公司 A kind of polycrystalline diamond indexable tool automatic grinding system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028413A1 (en) * 1979-11-06 1981-05-13 Hawera Probst GmbH + Co. Grinding aid
DE3232892A1 (en) * 1982-09-04 1984-03-22 Maschinenfabrik Müller-Weingarten AG, 7987 Weingarten Grinding gauge for twist drills
CN108907909A (en) * 2018-07-20 2018-11-30 中国航发哈尔滨东安发动机有限公司 A kind of polycrystalline diamond indexable tool automatic grinding system

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