FR992420A - Marteau à ressort - Google Patents

Marteau à ressort

Info

Publication number
FR992420A
FR992420A FR992420DA FR992420A FR 992420 A FR992420 A FR 992420A FR 992420D A FR992420D A FR 992420DA FR 992420 A FR992420 A FR 992420A
Authority
FR
France
Prior art keywords
spring hammer
hammer
spring
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
Erich Roucka
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 FR992420A publication Critical patent/FR992420A/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)
FR992420D 1948-10-22 1949-08-11 Marteau à ressort Expired FR992420A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS992420X 1948-10-22

Publications (1)

Publication Number Publication Date
FR992420A true FR992420A (fr) 1951-10-18

Family

ID=5456944

Family Applications (1)

Application Number Title Priority Date Filing Date
FR992420D Expired FR992420A (fr) 1948-10-22 1949-08-11 Marteau à ressort

Country Status (1)

Country Link
FR (1) FR992420A (fr)

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