FR798099A - Threading method and device - Google Patents

Threading method and device

Info

Publication number
FR798099A
FR798099A FR798099DA FR798099A FR 798099 A FR798099 A FR 798099A FR 798099D A FR798099D A FR 798099DA FR 798099 A FR798099 A FR 798099A
Authority
FR
France
Prior art keywords
threading method
threading
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
French (fr)
Inventor
Stanley Jaffa Harley
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 FR798099A publication Critical patent/FR798099A/en
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
FR798099D 1934-11-23 1935-11-22 Threading method and device Expired FR798099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB798099X 1934-11-23

Publications (1)

Publication Number Publication Date
FR798099A true FR798099A (en) 1936-05-08

Family

ID=10510307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798099D Expired FR798099A (en) 1934-11-23 1935-11-22 Threading method and device

Country Status (1)

Country Link
FR (1) FR798099A (en)

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