FR387231A - Machine à tarauder à chaud à galets - Google Patents

Machine à tarauder à chaud à galets

Info

Publication number
FR387231A
FR387231A FR387231DA FR387231A FR 387231 A FR387231 A FR 387231A FR 387231D A FR387231D A FR 387231DA FR 387231 A FR387231 A FR 387231A
Authority
FR
France
Prior art keywords
tapping machine
hot tapping
roller hot
roller
machine
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
Henri Despaigne
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 FR387231A publication Critical patent/FR387231A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/04—Making by means of profiled-rolls or die rolls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR387231D 1907-02-15 1908-02-14 Machine à tarauder à chaud à galets Expired FR387231A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE387231X 1907-02-15

Publications (1)

Publication Number Publication Date
FR387231A true FR387231A (fr) 1908-07-03

Family

ID=1432985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR387231D Expired FR387231A (fr) 1907-02-15 1908-02-14 Machine à tarauder à chaud à galets

Country Status (1)

Country Link
FR (1) FR387231A (fr)

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