IT1092470B - Perfezionamenti in merito ad apparecchiature destinate alla fabbricazione di soffietti di dilatazione per tubazioni - Google Patents

Perfezionamenti in merito ad apparecchiature destinate alla fabbricazione di soffietti di dilatazione per tubazioni

Info

Publication number
IT1092470B
IT1092470B IT19593/78A IT1959378A IT1092470B IT 1092470 B IT1092470 B IT 1092470B IT 19593/78 A IT19593/78 A IT 19593/78A IT 1959378 A IT1959378 A IT 1959378A IT 1092470 B IT1092470 B IT 1092470B
Authority
IT
Italy
Prior art keywords
manufacture
pipe expansion
equipment intended
expansion bellows
regarding equipment
Prior art date
Application number
IT19593/78A
Other languages
English (en)
Other versions
IT7819593A0 (it
Original Assignee
Sfz
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 Sfz filed Critical Sfz
Publication of IT7819593A0 publication Critical patent/IT7819593A0/it
Application granted granted Critical
Publication of IT1092470B publication Critical patent/IT1092470B/it

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D15/00Corrugating tubes
    • B21D15/04Corrugating tubes transversely, e.g. helically
    • B21D15/10Corrugating tubes transversely, e.g. helically by applying fluid pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033Deforming tubular bodies
    • B21D26/043Means for controlling the axial pusher
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033Deforming tubular bodies
    • B21D26/051Deforming double-walled bodies

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Diaphragms And Bellows (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT19593/78A 1977-02-04 1978-01-25 Perfezionamenti in merito ad apparecchiature destinate alla fabbricazione di soffietti di dilatazione per tubazioni IT1092470B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7703696A FR2364710A1 (fr) 1977-02-04 1977-02-04 Perfectionnements aux appareillages destines a la fabrication des soufflets de dilatation pour tuyauterie

Publications (2)

Publication Number Publication Date
IT7819593A0 IT7819593A0 (it) 1978-01-25
IT1092470B true IT1092470B (it) 1985-07-12

Family

ID=9186548

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19593/78A IT1092470B (it) 1977-02-04 1978-01-25 Perfezionamenti in merito ad apparecchiature destinate alla fabbricazione di soffietti di dilatazione per tubazioni

Country Status (16)

Country Link
US (1) US4179910A (it)
JP (1) JPS53122666A (it)
AR (1) AR213563A1 (it)
AU (1) AU512290B2 (it)
BR (1) BR7800624A (it)
CA (1) CA1081051A (it)
DE (1) DE2802551C2 (it)
ES (1) ES466620A1 (it)
FI (1) FI780289A (it)
FR (1) FR2364710A1 (it)
GB (1) GB1591476A (it)
IT (1) IT1092470B (it)
MX (1) MX148144A (it)
NO (1) NO780369L (it)
SE (1) SE7801063L (it)
YU (1) YU19978A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2935086C2 (de) * 1979-08-28 1982-04-01 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Herstellung von abgesetzten Hohlkörpern stark unterschiedlicher Querschnittsformen
DE3004838C2 (de) * 1980-02-09 1984-09-13 Benteler-Werke Ag Werk Neuhaus, 4790 Paderborn Vorrichtung zur Herstellung eines Rohrkörpers mit Querwellen
FR2578178B1 (fr) * 1985-03-01 1988-12-02 Sfz Appareillage d'hydroformage pour la realisation de soufflets de dilatation autour d'elements dont les extremites ne sont pas accessibles.
DE3605440A1 (de) * 1986-02-20 1987-09-03 Man Technologie Gmbh Vorrichtung zum einformen von sicken
NL8600617A (nl) * 1986-03-10 1987-10-01 Ultra Centrifuge Nederland Nv Werkwijze voor het vormen van een ril in een bus.
ZA9295B (en) * 1991-01-11 1992-10-28 Scambia Ind Dev Ag Process for the production of a double-walled pipe section and apparatus for carrying out such a process
WO1996011076A1 (en) * 1994-10-11 1996-04-18 Qsi Technologies, Inc. Conduit assemblies and method of the same
US6098437A (en) * 1998-03-20 2000-08-08 The Budd Company Hydroformed control arm
US6209372B1 (en) 1999-09-20 2001-04-03 The Budd Company Internal hydroformed reinforcements
CN107940154A (zh) * 2017-10-25 2018-04-20 洛阳双瑞特种装备有限公司 一种依靠外载荷平衡的直管平衡型膨胀节以及平衡方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US349718A (en) * 1886-09-28 hollerith
US2044710A (en) * 1924-07-18 1936-06-16 Bridgeport Thermostat Company Method of making hollow articles
DE1120409B (de) * 1954-08-12 1961-12-28 James Phineas Zallea Verfahren zum Erzeugen von Ringwellen mit ausgebauchtem Profil an Metallrohren
US2887146A (en) * 1954-11-19 1959-05-19 Flexonics Corp Fluid-operated apparatus for forming flexible tubing
US3091280A (en) * 1957-02-28 1963-05-28 Joseph W Yowell Corrugated tubing
US3194041A (en) * 1960-11-07 1965-07-13 Herbert G Johnson Method for forming corrugated tubes
FR2334048A1 (fr) * 1975-12-05 1977-07-01 Mazier Paul Appareillage pour la fabrication de soufflets de dilatation pour tuyauteries
FR2365075A2 (fr) * 1977-05-13 1978-04-14 Mazier Paul Appareillage pour la fabrication de soufflets de dilatation pour tuyauterie
JPS5382651A (en) * 1976-12-27 1978-07-21 Majie Pooru Manufacturing device of flexible blower for piping

Also Published As

Publication number Publication date
NO780369L (no) 1978-08-07
YU19978A (en) 1983-01-21
BR7800624A (pt) 1978-10-10
AR213563A1 (es) 1979-02-15
GB1591476A (en) 1981-06-24
FR2364710B1 (it) 1980-02-22
DE2802551A1 (de) 1978-08-10
AU3281778A (en) 1979-08-02
MX148144A (es) 1983-03-17
AU512290B2 (en) 1980-10-02
IT7819593A0 (it) 1978-01-25
FI780289A (fi) 1978-08-05
ES466620A1 (es) 1978-10-01
US4179910A (en) 1979-12-25
JPS53122666A (en) 1978-10-26
SE7801063L (sv) 1978-08-05
CA1081051A (en) 1980-07-08
FR2364710A1 (fr) 1978-04-14
DE2802551C2 (de) 1983-10-20

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950130