FR7991E - Machine verticale à tarauder à chaud les boulons, les tire-fond, etc. "système léon levent" - Google Patents

Machine verticale à tarauder à chaud les boulons, les tire-fond, etc. "système léon levent"

Info

Publication number
FR7991E
FR7991E FR7991A FR7991DA FR7991E FR 7991 E FR7991 E FR 7991E FR 7991 A FR7991 A FR 7991A FR 7991D A FR7991D A FR 7991DA FR 7991 E FR7991 E FR 7991E
Authority
FR
France
Prior art keywords
levent
leon
bolts
tapping machine
lag screws
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
FR7991A
Other languages
English (en)
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.)
A FAUGIER ET CIE SOC
Original Assignee
A FAUGIER ET CIE SOC
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
Priority claimed from FR308716A external-priority patent/FR308716A/fr
Application filed by A FAUGIER ET CIE SOC filed Critical A FAUGIER ET CIE SOC
Application granted granted Critical
Publication of FR7991E publication Critical patent/FR7991E/fr
Priority claimed from FR7991A external-priority patent/FR1428271A/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)
FR7991A 1901-03-05 1907-05-24 Machine verticale à tarauder à chaud les boulons, les tire-fond, etc. "système léon levent" Expired FR7991E (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR308716A FR308716A (fr) 1901-03-05 1901-03-05
FR7991A FR1428271A (fr) 1964-03-06 1964-03-04 Brûleur à gaz

Publications (1)

Publication Number Publication Date
FR7991E true FR7991E (fr) 1907-12-09

Family

ID=31716886

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7991A Expired FR7991E (fr) 1901-03-05 1907-05-24 Machine verticale à tarauder à chaud les boulons, les tire-fond, etc. "système léon levent"

Country Status (1)

Country Link
FR (1) FR7991E (fr)

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