FR558975A - Perfectionnements apportés aux marteaux pilons à air comprimé - Google Patents

Perfectionnements apportés aux marteaux pilons à air comprimé

Info

Publication number
FR558975A
FR558975A FR558975DA FR558975A FR 558975 A FR558975 A FR 558975A FR 558975D A FR558975D A FR 558975DA FR 558975 A FR558975 A FR 558975A
Authority
FR
France
Prior art keywords
improvements made
pneumatic power
power hammers
hammers
pneumatic
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)
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.)
EXPL DES BREVETS LELONG SA
Original Assignee
EXPL DES BREVETS LELONG SA
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 EXPL DES BREVETS LELONG SA filed Critical EXPL DES BREVETS LELONG SA
Application granted granted Critical
Publication of FR558975A publication Critical patent/FR558975A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/20—Drives for hammers; Transmission means therefor
    • B21J7/22—Drives for hammers; Transmission means therefor for power hammers
    • B21J7/24—Drives for hammers; Transmission means therefor for power hammers operated by steam, air, or other gaseous pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR558975D 1921-11-28 1922-11-22 Perfectionnements apportés aux marteaux pilons à air comprimé Expired FR558975A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE558975X 1921-11-28

Publications (1)

Publication Number Publication Date
FR558975A true FR558975A (fr) 1923-09-07

Family

ID=3872654

Family Applications (1)

Application Number Title Priority Date Filing Date
FR558975D Expired FR558975A (fr) 1921-11-28 1922-11-22 Perfectionnements apportés aux marteaux pilons à air comprimé

Country Status (1)

Country Link
FR (1) FR558975A (fr)

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