FR1469116A - Method and device for punching hollow bodies of any section - Google Patents

Method and device for punching hollow bodies of any section

Info

Publication number
FR1469116A
FR1469116A FR43915A FR43915A FR1469116A FR 1469116 A FR1469116 A FR 1469116A FR 43915 A FR43915 A FR 43915A FR 43915 A FR43915 A FR 43915A FR 1469116 A FR1469116 A FR 1469116A
Authority
FR
France
Prior art keywords
section
hollow bodies
punching hollow
punching
bodies
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
FR43915A
Other languages
French (fr)
Inventor
Leopold Osthoff
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 filed Critical
Application granted granted Critical
Publication of FR1469116A publication Critical patent/FR1469116A/en
Expired 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
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
FR43915A 1965-11-26 1965-12-28 Method and device for punching hollow bodies of any section Expired FR1469116A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO0011292 1965-11-26

Publications (1)

Publication Number Publication Date
FR1469116A true FR1469116A (en) 1967-02-10

Family

ID=7352278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR43915A Expired FR1469116A (en) 1965-11-26 1965-12-28 Method and device for punching hollow bodies of any section

Country Status (3)

Country Link
CH (1) CH471609A (en)
FR (1) FR1469116A (en)
NL (1) NL6605191A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430274A1 (en) * 1978-07-06 1980-02-01 Osthoff Rohrtech METHOD AND DEVICE FOR THE CONTINUOUS DRAWING OF HOLES IN TUBULAR BODIES
FR2497699A1 (en) * 1981-01-15 1982-07-16 Mulard Michel Press for punching holes in square hollow sections - uses mandrel matrix over which work is threaded in path of punch and punch-action guides
EP0249862A2 (en) * 1986-06-18 1987-12-23 Stockrail Services Limited Method of and apparatus for producing punched tube

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430274A1 (en) * 1978-07-06 1980-02-01 Osthoff Rohrtech METHOD AND DEVICE FOR THE CONTINUOUS DRAWING OF HOLES IN TUBULAR BODIES
FR2497699A1 (en) * 1981-01-15 1982-07-16 Mulard Michel Press for punching holes in square hollow sections - uses mandrel matrix over which work is threaded in path of punch and punch-action guides
EP0249862A2 (en) * 1986-06-18 1987-12-23 Stockrail Services Limited Method of and apparatus for producing punched tube
EP0249862A3 (en) * 1986-06-18 1989-11-15 Stockrail Services Limited Method of and apparatus for producing punched tube

Also Published As

Publication number Publication date
CH471609A (en) 1969-04-30
NL6605191A (en) 1967-05-29

Similar Documents

Publication Publication Date Title
FR1503063A (en) Catalyst for the hydrogenation of hydrocarbons and process using this catalyst
FR1495761A (en) Device for the treatment of a liquid and magnet intended for this device
FR1469116A (en) Method and device for punching hollow bodies of any section
FR1470358A (en) Method and device for radio exploration of space
OA04031A (en) Method and device for the erection of various constructions.
FR1498843A (en) Superconductor and method of forming it
FR1441481A (en) Method and device for rolling bearings of sliding bearings
FR1479312A (en) Device for the construction of buildings and method comprising application
FR1447139A (en) Method and device for the direct casting of metals and their various applications
FR1445546A (en) Method for preventing arcing and device for implementing this method
FR1445982A (en) Electro-precipitation process and electro-precipitator equipment
FR1474264A (en) Telescope mirror and method of making it
FR1495678A (en) Pipe and method of making it
FR1390521A (en) Method and device for the production of ferrous metals
FR1494058A (en) Method and device for the manufacture of concrete bodies
FR1470869A (en) Method of marking objects and marking elements applying this method
FR1443849A (en) Method and device for the damping of structural elements and elements conforming to those thus obtained
FR1470962A (en) Method and device for the preparation of mortar
FR1392587A (en) Improved device and method for the construction of corbelled structures
FR1449017A (en) Device for drilling hollow bodies
FR1399718A (en) Method and device for the addition of several primary sources
FR1495475A (en) Method and device for the production of ingots
FR88533E (en) Anchoring method and removable anchoring device
FR1406729A (en) Method and device for applying coatings and for making hollow bodies
FR1438547A (en) Method and device for the study of gaseous diffusions