FR483549A - Improvements in mechanical punching machines - Google Patents

Improvements in mechanical punching machines

Info

Publication number
FR483549A
FR483549A FR483549DA FR483549A FR 483549 A FR483549 A FR 483549A FR 483549D A FR483549D A FR 483549DA FR 483549 A FR483549 A FR 483549A
Authority
FR
France
Prior art keywords
punching machines
mechanical punching
mechanical
machines
punching
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
Richard Franklin Woodburn
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 FR483549A publication Critical patent/FR483549A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/02—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by lever mechanism
    • B30B1/04—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by lever mechanism operated by hand or foot

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR483549D 1916-11-23 1916-11-23 Improvements in mechanical punching machines Expired FR483549A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR483549T 1916-11-23

Publications (1)

Publication Number Publication Date
FR483549A true FR483549A (en) 1917-07-13

Family

ID=1520431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR483549D Expired FR483549A (en) 1916-11-23 1916-11-23 Improvements in mechanical punching machines

Country Status (1)

Country Link
FR (1) FR483549A (en)

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