FR450397A - Machines à faire les vis - Google Patents

Machines à faire les vis

Info

Publication number
FR450397A
FR450397A FR450397DA FR450397A FR 450397 A FR450397 A FR 450397A FR 450397D A FR450397D A FR 450397DA FR 450397 A FR450397 A FR 450397A
Authority
FR
France
Prior art keywords
making machines
screw making
screw
machines
making
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
George Thomas Warwick
Theodore Woolsey Leete
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 FR450397A publication Critical patent/FR450397A/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)
FR450397D 1912-11-11 1912-11-11 Machines à faire les vis Expired FR450397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR450397T 1912-11-11

Publications (1)

Publication Number Publication Date
FR450397A true FR450397A (fr) 1913-03-22

Family

ID=1490821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450397D Expired FR450397A (fr) 1912-11-11 1912-11-11 Machines à faire les vis

Country Status (1)

Country Link
FR (1) FR450397A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE966891C (de) * 1949-02-09 1957-09-19 N S F Nuernberger Schraubenfab Walzeinrichtung mit umlaufenden, achsparallelen Profilwalzen fuer die etwa gleichzeitige Kaltformgebung des Gewindes und der Kerben von Gewindeschneidschrauben

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE966891C (de) * 1949-02-09 1957-09-19 N S F Nuernberger Schraubenfab Walzeinrichtung mit umlaufenden, achsparallelen Profilwalzen fuer die etwa gleichzeitige Kaltformgebung des Gewindes und der Kerben von Gewindeschneidschrauben

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