FR466845A - Machine à tailler les gorges de forets hélicoidaux - Google Patents

Machine à tailler les gorges de forets hélicoidaux

Info

Publication number
FR466845A
FR466845A FR466845DA FR466845A FR 466845 A FR466845 A FR 466845A FR 466845D A FR466845D A FR 466845DA FR 466845 A FR466845 A FR 466845A
Authority
FR
France
Prior art keywords
cutting machine
twist drill
groove cutting
drill groove
twist
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
English (en)
Inventor
Eli Cecil Strong
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 FR466845A publication Critical patent/FR466845A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/28—Grooving workpieces
    • B23C3/32—Milling helical grooves, e.g. in making twist-drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR466845D 1913-07-25 1913-12-04 Machine à tailler les gorges de forets hélicoidaux Expired FR466845A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB466845X 1913-07-25

Publications (1)

Publication Number Publication Date
FR466845A true FR466845A (fr) 1914-05-25

Family

ID=1505570

Family Applications (1)

Application Number Title Priority Date Filing Date
FR466845D Expired FR466845A (fr) 1913-07-25 1913-12-04 Machine à tailler les gorges de forets hélicoidaux

Country Status (1)

Country Link
FR (1) FR466845A (fr)

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