FR620986A - Martinet - Google Patents

Martinet

Info

Publication number
FR620986A
FR620986A FR620986DA FR620986A FR 620986 A FR620986 A FR 620986A FR 620986D A FR620986D A FR 620986DA FR 620986 A FR620986 A FR 620986A
Authority
FR
France
Prior art keywords
swift
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
Joseph-Albert Dieudonne
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 FR620986A publication Critical patent/FR620986A/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
    • B21J7/02—Special design or construction
    • B21J7/10—Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers
    • B21J7/12—Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers the lever being a spring, i.e. spring hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR620986D 1925-12-30 1925-12-30 Martinet Expired FR620986A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR620986T 1925-12-30

Publications (1)

Publication Number Publication Date
FR620986A true FR620986A (fr) 1927-05-03

Family

ID=8984788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR620986D Expired FR620986A (fr) 1925-12-30 1925-12-30 Martinet

Country Status (1)

Country Link
FR (1) FR620986A (fr)

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