FR2281180A2 - Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur - Google Patents

Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur

Info

Publication number
FR2281180A2
FR2281180A2 FR7427673A FR7427673A FR2281180A2 FR 2281180 A2 FR2281180 A2 FR 2281180A2 FR 7427673 A FR7427673 A FR 7427673A FR 7427673 A FR7427673 A FR 7427673A FR 2281180 A2 FR2281180 A2 FR 2281180A2
Authority
FR
France
Prior art keywords
machine
wall thickness
internal plug
controlled wall
radially contracting
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.)
Granted
Application number
FR7427673A
Other languages
English (en)
French (fr)
Other versions
FR2281180B2 (online.php
Inventor
Pierre Cuq
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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Priority to FR7427673A priority Critical patent/FR2281180A2/fr
Publication of FR2281180A2 publication Critical patent/FR2281180A2/fr
Application granted granted Critical
Publication of FR2281180B2 publication Critical patent/FR2281180B2/fr
Granted 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
    • B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
    • B21J7/02—Special design or construction
    • B21J7/18—Forging machines working with die jaws, e.g. pivoted, movable laterally of the forging or pressing direction, e.g. for swaging
    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
FR7427673A 1974-08-09 1974-08-09 Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur Granted FR2281180A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7427673A FR2281180A2 (fr) 1974-08-09 1974-08-09 Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7427673A FR2281180A2 (fr) 1974-08-09 1974-08-09 Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur

Publications (2)

Publication Number Publication Date
FR2281180A2 true FR2281180A2 (fr) 1976-03-05
FR2281180B2 FR2281180B2 (online.php) 1979-08-03

Family

ID=9142281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7427673A Granted FR2281180A2 (fr) 1974-08-09 1974-08-09 Procede et machine a retreindre pour pieces tubulaires, avec regulation de l'epaisseur

Country Status (1)

Country Link
FR (1) FR2281180A2 (online.php)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006137A1 (en) * 1978-05-22 1980-01-09 Ex-Cell-O Corporation Cold forming apparatus
EP0099256A3 (en) * 1982-07-08 1986-03-19 Acco Babcock Inc. Improvements in or relating to swaging apparatus
WO2007137543A1 (de) * 2006-05-26 2007-12-06 Müller Weingarten AG Vorrichtung und verfahren zur herstellung von profilkörpern

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006137A1 (en) * 1978-05-22 1980-01-09 Ex-Cell-O Corporation Cold forming apparatus
EP0099256A3 (en) * 1982-07-08 1986-03-19 Acco Babcock Inc. Improvements in or relating to swaging apparatus
WO2007137543A1 (de) * 2006-05-26 2007-12-06 Müller Weingarten AG Vorrichtung und verfahren zur herstellung von profilkörpern
US8596104B2 (en) 2006-05-26 2013-12-03 Mueller Weingarten Ag Device and method for producing profiled bodies

Also Published As

Publication number Publication date
FR2281180B2 (online.php) 1979-08-03

Similar Documents

Publication Publication Date Title
ES209589U (es) Dispositivo de montaje para rodamientos radiales.
ES329721A1 (es) Un mecanismo de transferencia para agarrar un conjunto anular de protector y banda de rodadura.
NL7410982A (nl) Axiaalstroomturbine.
IT1024791B (it) Macchina a cilindri, del tipo a revolver
GB1409082A (en) Injection moulding method and apparatus
ES416371A1 (es) Maquina de embolos giratorios articulados.
ES216839U (es) Una arandela de empuje.
FR2347858A5 (fr) Tambour pour rotor de compresseur et son procede de fabrication
GB897109A (en) Improvements in or relating to tyre building drums
ES442702A1 (es) Perfeccionamientos en rotores de maquinas electricas.
GB983349A (en) Assembly drum for the production and shaping of tyre casings
FR2270029A1 (en) Crimping press with horizontal workhead - has ram rotating ring with cam faces moving jaws radially in fixed ring
FR2282953A1 (fr) Machine pour munir les tubes d'une soie
FR2161204A5 (en) Placing tyre heel wire - on tyre building drum by centring wire above drum,and gripping/axially moving wire over drum
ES439209A1 (es) Perfeccionamientos en instalaciones hidraulicas de produc- cion, acumulacion y transferencia de energia.
ES256112A1 (es) Sistema mecanico de rotor deformable con embolos rotativos y camara rigida
FR2280538A1 (fr) Distributeur rotatif pour direction assistee a commande hydraulique de vehicules automobiles
FR2295867A1 (fr) Plateau dente elliptique pour cycles
SU90092A1 (ru) Пневматический самоцентрирующий патрон
SU530104A1 (ru) Рабочее колесо осевой гидромашины
ES254897A1 (es) Maquina desgranadora de pinas
NL7409930A (en) Rotary hydraulic distributor for power steering mechanism - has inner rotor with axial and radial ports and outer rotor with radial ports
JPS5434102A (en) Axial piston machine
ES151210U (es) Dispositivo reforzante de la extremidad de un eje tubular.
ES158467U (es) Extractor de rodamientos.