BE476057A - - Google Patents

Info

Publication number
BE476057A
BE476057A BE476057DA BE476057A BE 476057 A BE476057 A BE 476057A BE 476057D A BE476057D A BE 476057DA BE 476057 A BE476057 A BE 476057A
Authority
BE
Belgium
Application number
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.)
Publication of BE476057A publication Critical patent/BE476057A/xx
Priority claimed from US480018A external-priority patent/US2373948A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • 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
    • B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/56—Making machine elements screw-threaded elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
BE476057D 1943-03-22 BE476057A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US480018A US2373948A (en) 1939-08-17 1943-03-22 Method of making diamond headed screw blanks for double threaded screws and header dies for use therewith

Publications (1)

Publication Number Publication Date
BE476057A true BE476057A (enrdf_load_html_response)

Family

ID=23906340

Family Applications (1)

Application Number Title Priority Date Filing Date
BE476057D BE476057A (enrdf_load_html_response) 1943-03-22

Country Status (3)

Country Link
BE (1) BE476057A (enrdf_load_html_response)
FR (1) FR951314A (enrdf_load_html_response)
GB (1) GB674222A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1150859B (de) * 1958-10-30 1963-06-27 Nat Machinery Co Doppeldruckpresse zum Herstellen von Kopfbolzen

Also Published As

Publication number Publication date
GB674222A (en) 1952-06-18
FR951314A (fr) 1949-10-21

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