DE167609C - - Google Patents

Info

Publication number
DE167609C
DE167609C DENDAT167609D DE167609DA DE167609C DE 167609 C DE167609 C DE 167609C DE NDAT167609 D DENDAT167609 D DE NDAT167609D DE 167609D A DE167609D A DE 167609DA DE 167609 C DE167609 C DE 167609C
Authority
DE
Germany
Prior art keywords
punch
round
square
iron
upper punch
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.)
Active
Application number
DENDAT167609D
Other languages
German (de)
English (en)
Publication of DE167609C publication Critical patent/DE167609C/de
Active 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
    • B21J9/00—Forging presses
    • B21J9/02—Special design or construction
    • B21J9/04—Piercing presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/32—Perforating, i.e. punching holes in other articles of special shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D27/00—Machines or devices for cutting by a nibbling action

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
DENDAT167609D Active DE167609C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE167609C true DE167609C (enrdf_load_stackoverflow)

Family

ID=432902

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT167609D Active DE167609C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE167609C (enrdf_load_stackoverflow)

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