CH270614A - Mounting device for twist drills to be sharpened. - Google Patents

Mounting device for twist drills to be sharpened.

Info

Publication number
CH270614A
CH270614A CH270614DA CH270614A CH 270614 A CH270614 A CH 270614A CH 270614D A CH270614D A CH 270614DA CH 270614 A CH270614 A CH 270614A
Authority
CH
Switzerland
Prior art keywords
sharpened
mounting device
twist drills
drills
twist
Prior art date
Application number
Other languages
German (de)
Inventor
Ganz Joseph
Original Assignee
Ganz Joseph
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 Ganz Joseph filed Critical Ganz Joseph
Publication of CH270614A publication Critical patent/CH270614A/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
CH270614D 1945-04-13 1945-04-13 Mounting device for twist drills to be sharpened. CH270614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH270614T 1945-04-13

Publications (1)

Publication Number Publication Date
CH270614A true CH270614A (en) 1950-09-15

Family

ID=4477829

Family Applications (1)

Application Number Title Priority Date Filing Date
CH270614D CH270614A (en) 1945-04-13 1945-04-13 Mounting device for twist drills to be sharpened.

Country Status (4)

Country Link
US (1) US2511055A (en)
CH (1) CH270614A (en)
ES (1) ES173242A1 (en)
FR (1) FR925598A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003078B (en) * 1952-05-28 1957-02-21 Eugen Naedelin Device for grinding twist drills

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736147A (en) * 1956-02-28 Michelson
US2596916A (en) * 1948-11-12 1952-05-13 William E Raney Drill grinder
US2660008A (en) * 1951-01-22 1953-11-24 Reading Harold Cornelius Drill grinding jig
US2780894A (en) * 1954-04-28 1957-02-12 Nordberg Manufacturing Co Twist drill sharpening attachment for tool grinder
US2870579A (en) * 1955-02-28 1959-01-27 Henry S Siemsen Automatic grinding machine for spiral drills

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US563593A (en) * 1896-07-07 hoenscheid
US1195248A (en) * 1916-08-22 Tool-gbinding attachment
US751198A (en) * 1904-02-02 parpart
US643703A (en) * 1899-11-11 1900-02-20 Charles D Fuller Drill-grinding machine.
GB190009930A (en) * 1900-05-30 1901-02-09 James John Guest Improvements in Drill Grinding Machines.
GB190914432A (en) * 1909-06-19 1910-03-03 Claude Ragot Improved Drill Sharpening Machine.
US2139938A (en) * 1937-12-04 1938-12-13 Samuel A Poole Machine for grinding drill bits
US2356175A (en) * 1940-08-03 1944-08-22 Lisle Corp Grinder attachment
US2415121A (en) * 1943-03-10 1947-02-04 Rockwell Mfg Co Drill grinder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003078B (en) * 1952-05-28 1957-02-21 Eugen Naedelin Device for grinding twist drills

Also Published As

Publication number Publication date
US2511055A (en) 1950-06-13
ES173242A1 (en) 1946-05-16
FR925598A (en) 1947-09-08

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