FR574767A - Rotary hammer - Google Patents

Rotary hammer

Info

Publication number
FR574767A
FR574767A FR574767DA FR574767A FR 574767 A FR574767 A FR 574767A FR 574767D A FR574767D A FR 574767DA FR 574767 A FR574767 A FR 574767A
Authority
FR
France
Prior art keywords
rotary hammer
hammer
rotary
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
French (fr)
Inventor
Jules Oberhalzer
Ernest Grossenbacher
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 FR574767A publication Critical patent/FR574767A/en
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
    • 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
    • B21J7/14—Forging machines working with several hammers
    • B21J7/16—Forging machines working with several hammers in rotary arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR574767D 1923-12-19 1923-12-19 Rotary hammer Expired FR574767A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR574767T 1923-12-19

Publications (1)

Publication Number Publication Date
FR574767A true FR574767A (en) 1924-07-18

Family

ID=8952931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR574767D Expired FR574767A (en) 1923-12-19 1923-12-19 Rotary hammer

Country Status (1)

Country Link
FR (1) FR574767A (en)

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