FR637203A - Perfectionnements aux vis - Google Patents

Perfectionnements aux vis

Info

Publication number
FR637203A
FR637203A FR637203DA FR637203A FR 637203 A FR637203 A FR 637203A FR 637203D A FR637203D A FR 637203DA FR 637203 A FR637203 A FR 637203A
Authority
FR
France
Prior art keywords
enhancements
screw
screw enhancements
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
John Albert Arenz
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 FR637203A publication Critical patent/FR637203A/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
    • B21H3/06—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR637203D 1927-07-07 1927-07-07 Perfectionnements aux vis Expired FR637203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR637203T 1927-07-07

Publications (1)

Publication Number Publication Date
FR637203A true FR637203A (fr) 1928-04-25

Family

ID=8995132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR637203D Expired FR637203A (fr) 1927-07-07 1927-07-07 Perfectionnements aux vis

Country Status (1)

Country Link
FR (1) FR637203A (fr)

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