DE316055C - - Google Patents

Info

Publication number
DE316055C
DE316055C DENDAT316055D DE316055DA DE316055C DE 316055 C DE316055 C DE 316055C DE NDAT316055 D DENDAT316055 D DE NDAT316055D DE 316055D A DE316055D A DE 316055DA DE 316055 C DE316055 C DE 316055C
Authority
DE
Germany
Prior art keywords
point
workpiece
light
punch
piece
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
DENDAT316055D
Other languages
German (de)
English (en)
Publication of DE316055C publication Critical patent/DE316055C/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/04—Centering the work; Positioning the tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
DENDAT316055D Active DE316055C (OSRAM)

Publications (1)

Publication Number Publication Date
DE316055C true DE316055C (OSRAM)

Family

ID=568783

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT316055D Active DE316055C (OSRAM)

Country Status (1)

Country Link
DE (1) DE316055C (OSRAM)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825265A (en) * 1954-06-29 1958-03-04 Lindner Gmbh Herbert Tool maker's microscope for detachable mounting in a spindle of a machine tool
US3728027A (en) * 1970-01-13 1973-04-17 Nitto Giken Kk Portable magnetic boring machine having light beam centering device
DE2440226A1 (de) * 1974-08-22 1976-03-04 Bernard Weissman Bohrmaschine
US4774640A (en) * 1987-03-26 1988-09-27 Montean Jr John Illuminating device for determining dimensional integrity of material working tools
EP0311326A3 (en) * 1987-10-07 1990-09-19 Nikka Eng Kk Precision punching apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825265A (en) * 1954-06-29 1958-03-04 Lindner Gmbh Herbert Tool maker's microscope for detachable mounting in a spindle of a machine tool
US3728027A (en) * 1970-01-13 1973-04-17 Nitto Giken Kk Portable magnetic boring machine having light beam centering device
DE2440226A1 (de) * 1974-08-22 1976-03-04 Bernard Weissman Bohrmaschine
US4774640A (en) * 1987-03-26 1988-09-27 Montean Jr John Illuminating device for determining dimensional integrity of material working tools
EP0311326A3 (en) * 1987-10-07 1990-09-19 Nikka Eng Kk Precision punching apparatus

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