FR400757A - Two-cylinder pneumatic hammer - Google Patents

Two-cylinder pneumatic hammer

Info

Publication number
FR400757A
FR400757A FR400757DA FR400757A FR 400757 A FR400757 A FR 400757A FR 400757D A FR400757D A FR 400757DA FR 400757 A FR400757 A FR 400757A
Authority
FR
France
Prior art keywords
pneumatic hammer
cylinder pneumatic
cylinder
hammer
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
French (fr)
Inventor
J. A. Maffei
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.)
J A MAFFEI
Original Assignee
J A MAFFEI
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 J A MAFFEI filed Critical J A MAFFEI
Application granted granted Critical
Publication of FR400757A publication Critical patent/FR400757A/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
    • B21J7/20—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)
FR400757D 1908-03-13 1909-03-13 Two-cylinder pneumatic hammer Expired FR400757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE400757X 1908-03-13

Publications (1)

Publication Number Publication Date
FR400757A true FR400757A (en) 1909-08-07

Family

ID=1445607

Family Applications (1)

Application Number Title Priority Date Filing Date
FR400757D Expired FR400757A (en) 1908-03-13 1909-03-13 Two-cylinder pneumatic hammer

Country Status (1)

Country Link
FR (1) FR400757A (en)

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