FR374379A - Pneumatic hammer - Google Patents

Pneumatic hammer

Info

Publication number
FR374379A
FR374379A FR374379DA FR374379A FR 374379 A FR374379 A FR 374379A FR 374379D A FR374379D A FR 374379DA FR 374379 A FR374379 A FR 374379A
Authority
FR
France
Prior art keywords
pneumatic hammer
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
William Graham
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR374379A publication Critical patent/FR374379A/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)
FR374379D 1906-02-08 1907-02-07 Pneumatic hammer Expired FR374379A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB374379X 1906-02-08

Publications (1)

Publication Number Publication Date
FR374379A true FR374379A (en) 1907-06-11

Family

ID=1421026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR374379D Expired FR374379A (en) 1906-02-08 1907-02-07 Pneumatic hammer

Country Status (1)

Country Link
FR (1) FR374379A (en)

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