BE457038A - - Google Patents

Info

Publication number
BE457038A
BE457038A BE457038DA BE457038A BE 457038 A BE457038 A BE 457038A BE 457038D A BE457038D A BE 457038DA BE 457038 A BE457038 A BE 457038A
Authority
BE
Belgium
Prior art keywords
rolling
threads
thread
emi
rolls
Prior art date
Application number
Other languages
English (en)
French (fr)
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
Publication of BE457038A publication Critical patent/BE457038A/fr

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
    • B21H3/08—Making helical bodies or bodies having parts of helical shape internal screw-threads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Metal Rolling (AREA)
BE457038D 1943-04-14 1944-07-31 BE457038A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE906263X 1943-04-14

Publications (1)

Publication Number Publication Date
BE457038A true BE457038A (OSRAM) 1944-08-31

Family

ID=32400456

Family Applications (1)

Application Number Title Priority Date Filing Date
BE457038D BE457038A (OSRAM) 1943-04-14 1944-07-31

Country Status (2)

Country Link
BE (1) BE457038A (OSRAM)
FR (1) FR906263A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2932222A (en) * 1954-11-08 1960-04-12 Republic Steel Corp Form forging machine
US3173282A (en) * 1963-03-25 1965-03-16 Republic Steel Corp Method for forming screw threads
KR20150032882A (ko) * 2012-08-01 2015-03-30 가부시키가이샤 에무 에이치 센타 암나사의 가공법 및 그 장치

Also Published As

Publication number Publication date
FR906263A (fr) 1945-12-28

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