FR511093A - Sharpening jig for twist drills - Google Patents

Sharpening jig for twist drills

Info

Publication number
FR511093A
FR511093A FR511093A FR511093DA FR511093A FR 511093 A FR511093 A FR 511093A FR 511093 A FR511093 A FR 511093A FR 511093D A FR511093D A FR 511093DA FR 511093 A FR511093 A FR 511093A
Authority
FR
France
Prior art keywords
twist drills
sharpening jig
sharpening
jig
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
FR511093A
Other languages
French (fr)
Inventor
Karl Ruegg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR511093A publication Critical patent/FR511093A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
    • B23Q17/0904—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool before or after machining
    • B23Q17/0919—Arrangements for measuring or adjusting cutting-tool geometry in presetting devices
    • B23Q17/0938—Cutting angles of drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR511093A 1919-04-04 1920-03-04 Sharpening jig for twist drills Expired FR511093A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH511093X 1919-04-04

Publications (1)

Publication Number Publication Date
FR511093A true FR511093A (en) 1920-12-16

Family

ID=4517434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR511093A Expired FR511093A (en) 1919-04-04 1920-03-04 Sharpening jig for twist drills

Country Status (1)

Country Link
FR (1) FR511093A (en)

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