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AT326807B - PUNCH KNIVES - Google Patents

PUNCH KNIVES

Info

Publication number
AT326807B
AT326807B AT338773A AT338773A AT326807B AT 326807 B AT326807 B AT 326807B AT 338773 A AT338773 A AT 338773A AT 338773 A AT338773 A AT 338773A AT 326807 B AT326807 B AT 326807B
Authority
AT
Austria
Prior art keywords
punch knives
knives
punch
Prior art date
Application number
AT338773A
Other languages
German (de)
Other versions
ATA338773A (en
Original Assignee
Boehler & Co Ag Geb
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 Boehler & Co Ag Geb filed Critical Boehler & Co Ag Geb
Priority to AT338773A priority Critical patent/AT326807B/en
Priority to DE19732325736 priority patent/DE2325736A1/en
Priority to FR7407918A priority patent/FR2226252A1/en
Priority to IT5021374A priority patent/IT1004161B/en
Priority to DD17789374A priority patent/DD114279A5/xx
Priority to ES425336A priority patent/ES425336A1/en
Publication of ATA338773A publication Critical patent/ATA338773A/en
Application granted granted Critical
Publication of AT326807B publication Critical patent/AT326807B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
    • C14B5/00—Clicking, perforating, or cutting leather
    • C14B5/02—Stamps or dies for leather articles
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Gloves (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
AT338773A 1973-04-17 1973-04-17 PUNCH KNIVES AT326807B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AT338773A AT326807B (en) 1973-04-17 1973-04-17 PUNCH KNIVES
DE19732325736 DE2325736A1 (en) 1973-04-17 1973-05-21 PUNCH KNIVES
FR7407918A FR2226252A1 (en) 1973-04-17 1974-03-08 Strip steel having improved bending strength - for punch knives for cutting leather textiles, plastics, paper, carton or the like
IT5021374A IT1004161B (en) 1973-04-17 1974-04-05 BLADES FOR SLICING
DD17789374A DD114279A5 (en) 1973-04-17 1974-04-15
ES425336A ES425336A1 (en) 1973-04-17 1974-04-16 Improvements included in blades for dieing leather, textiles, rubber, synthetic material, paper, carton, cellulose and similar. (Machine-translation by Google Translate, not legally binding)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT338773A AT326807B (en) 1973-04-17 1973-04-17 PUNCH KNIVES

Publications (2)

Publication Number Publication Date
ATA338773A ATA338773A (en) 1975-03-15
AT326807B true AT326807B (en) 1975-12-29

Family

ID=3549755

Family Applications (1)

Application Number Title Priority Date Filing Date
AT338773A AT326807B (en) 1973-04-17 1973-04-17 PUNCH KNIVES

Country Status (6)

Country Link
AT (1) AT326807B (en)
DD (1) DD114279A5 (en)
DE (1) DE2325736A1 (en)
ES (1) ES425336A1 (en)
FR (1) FR2226252A1 (en)
IT (1) IT1004161B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT392981B (en) * 1989-10-24 1991-07-25 Schuler Albert Method of hardening the cutting edges of knives

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH594811A5 (en) * 1975-10-15 1978-01-31 Bbc Brown Boveri & Cie
AT402482B (en) * 1993-12-21 1997-05-26 Boehler Ybbstalwerke PUNCHING KNIFE FOR PUNCHING TOOLS WITH CURVED CUT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT392981B (en) * 1989-10-24 1991-07-25 Schuler Albert Method of hardening the cutting edges of knives

Also Published As

Publication number Publication date
IT1004161B (en) 1976-07-10
ES425336A1 (en) 1976-05-16
ATA338773A (en) 1975-03-15
FR2226252A1 (en) 1974-11-15
DE2325736A1 (en) 1974-11-07
DD114279A5 (en) 1975-07-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee