FR1132142A - Dispositif pour la fabrication à la presse de forets hélicoïdaux - Google Patents

Dispositif pour la fabrication à la presse de forets hélicoïdaux

Info

Publication number
FR1132142A
FR1132142A FR1132142DA FR1132142A FR 1132142 A FR1132142 A FR 1132142A FR 1132142D A FR1132142D A FR 1132142DA FR 1132142 A FR1132142 A FR 1132142A
Authority
FR
France
Prior art keywords
twist drills
press production
press
drills
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
Fritz Gotze
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 filed Critical
Application granted granted Critical
Publication of FR1132142A publication Critical patent/FR1132142A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products
    • B21C23/147—Making drill blanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1132142D 1954-10-11 1955-10-06 Dispositif pour la fabrication à la presse de forets hélicoïdaux Expired FR1132142A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1132142X 1954-10-11

Publications (1)

Publication Number Publication Date
FR1132142A true FR1132142A (fr) 1957-03-05

Family

ID=7725683

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132142D Expired FR1132142A (fr) 1954-10-11 1955-10-06 Dispositif pour la fabrication à la presse de forets hélicoïdaux

Country Status (1)

Country Link
FR (1) FR1132142A (fr)

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