NL7709624A - Buisvormig element waarvan de diameters en de dikten niet konstant zijn over hun gehele lengte. - Google Patents

Buisvormig element waarvan de diameters en de dikten niet konstant zijn over hun gehele lengte.

Info

Publication number
NL7709624A
NL7709624A NL7709624A NL7709624A NL7709624A NL 7709624 A NL7709624 A NL 7709624A NL 7709624 A NL7709624 A NL 7709624A NL 7709624 A NL7709624 A NL 7709624A NL 7709624 A NL7709624 A NL 7709624A
Authority
NL
Netherlands
Prior art keywords
thicknesses
constant
entire length
tubular element
element whose
Prior art date
Application number
NL7709624A
Other languages
English (en)
Other versions
NL186493C (nl
NL186493B (nl
Original Assignee
An Compagnie Ind Et Commercial
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 An Compagnie Ind Et Commercial filed Critical An Compagnie Ind Et Commercial
Publication of NL7709624A publication Critical patent/NL7709624A/nl
Publication of NL186493B publication Critical patent/NL186493B/nl
Application granted granted Critical
Publication of NL186493C publication Critical patent/NL186493C/nl

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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/02—Rigid pipes of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Metal Extraction Processes (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
NL7709624A 1976-10-29 1977-09-01 Werkwijze voor het vervaardigen van een getrapt buisvormig element met verschillende wanddikten. NL186493C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7632702A FR2369027A1 (fr) 1976-10-29 1976-10-29 Piece tubulaire dont les diametres et les epaisseurs ne sont pas constants sur toute leur longueu

Publications (3)

Publication Number Publication Date
NL7709624A true NL7709624A (nl) 1978-05-03
NL186493B NL186493B (nl) 1990-07-16
NL186493C NL186493C (nl) 1990-12-17

Family

ID=9179375

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7709624A NL186493C (nl) 1976-10-29 1977-09-01 Werkwijze voor het vervaardigen van een getrapt buisvormig element met verschillende wanddikten.

Country Status (10)

Country Link
BE (1) BE860121A (nl)
DE (1) DE2741071C2 (nl)
ES (1) ES463011A1 (nl)
FR (1) FR2369027A1 (nl)
GB (1) GB1566582A (nl)
IT (1) IT1090228B (nl)
LU (1) LU78398A1 (nl)
NL (1) NL186493C (nl)
RO (1) RO75232A (nl)
YU (1) YU254677A (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU928745A1 (ru) * 1979-05-22 1983-06-07 Запорожский Проектно-Конструкторский И Технологический Институт Система управлени гидравлическим прессом
FR2529983A1 (fr) * 1982-07-09 1984-01-13 Vallourec Cremaillere de direction pour vehicules automobiles
GB2124935B (en) * 1982-07-21 1985-08-14 Cam Gears Ltd A piston and cylinder assembly a power assisted steering gear which includes such an assembly and a method of forming a piston for such an assembly
FR2534159B1 (fr) * 1982-10-08 1986-05-16 Piercy Jean Procede de fabrication de pieces cylindriques, notamment de pieces creuses, et machine pour sa mise en oeuvre
FR2544271B1 (fr) * 1983-04-15 1988-09-09 Peugeot Cycles Axe de volant pour colonne de direction de vehicule automobile
IT1160132B (it) * 1983-12-14 1987-03-04 Tubi Italia Spa Procedimento per la preparazione di comchiglie tubolari destinate ad impianti per la colata continua di acciaio
DE3412486C2 (de) * 1984-04-03 1994-02-03 Kabelmetal Ag Verfahren zur Herstellung von Durchlaufkokillen für Stranggußmaschinen
SE0003655D0 (sv) * 2000-10-10 2000-10-10 Avesta Sheffield Ab Förfarande och anordning för tillverkning av ett ien rörkonstruktion ingående rör samt ett rör tillverkat enligt förfarandet
US20150343506A1 (en) * 2012-11-02 2015-12-03 Schmittergroup Ag Method For Producing Different Wall Thicknesses Of A Container Tube
CN107695219B (zh) * 2017-10-20 2019-05-03 芜湖市鸿坤汽车零部件有限公司 一种管材扩口装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE114783C (nl) *
DE129875C (nl) *
DE730633C (de) * 1938-10-19 1943-01-15 Ernst Heinkel Flugzeugwerke G Hydraulische Rohreinziehpresse
DE811109C (de) * 1950-01-06 1951-08-16 Reisholz Stahl & Roehrenwerk Verfahren und Vorrichtung zur Herstellung von nahtlosen Hohlkoerpern, insbesondere von Rohren auf Stossbaenken
GB1092717A (en) * 1964-11-18 1967-11-29 Tube Mill Holding Sa Plant and process for producing seamless tubes using a push-bench, and seamless tubes produced by the process
FR1481305A (fr) * 1966-05-13 1967-05-19 Rubery Procédé de fabrication d'essieux pour véhicules

Also Published As

Publication number Publication date
IT1090228B (it) 1985-06-26
DE2741071C2 (de) 1985-02-28
YU254677A (en) 1984-08-31
NL186493C (nl) 1990-12-17
DE2741071A1 (de) 1978-05-11
LU78398A1 (nl) 1978-01-26
BE860121A (fr) 1978-02-15
ES463011A1 (es) 1978-12-16
FR2369027A1 (fr) 1978-05-26
GB1566582A (en) 1980-05-08
RO75232A (ro) 1980-12-30
FR2369027B1 (nl) 1980-12-26
NL186493B (nl) 1990-07-16

Similar Documents

Publication Publication Date Title
NL177001C (nl) Naadloos buisvormig filterelement.
NO140116C (no) Segmentvis oppbygget rullelager.
BE850068A (fr) Anhydrides de polyacides de perfluoroalkyles substitues et leurs derives
NO152987C (no) Fremgangsmaate og anordning for maaling av flere diameterverdier langs en langstrakt gjenstand.
NL185503C (nl) Span- en wrijvingslastoestel.
NL7800102A (nl) Verbindingsinrichting en zeer betrouwbare ver- bindingsbuizen tussen leidingen met beweeglijke uiteinden.
NL7709624A (nl) Buisvormig element waarvan de diameters en de dikten niet konstant zijn over hun gehele lengte.
NL192728B (nl) Extrusie-inrichting.
BE852355A (fr) Element de revetement et/ou de construction
NL183540B (nl) Steun met veranderbare lengte.
NL7714524A (nl) Sterolienen en hun toepassing.
NL7710324A (nl) Rookdetector.
OA05537A (fr) Vitre pivotante et coulissante.
NL7710287A (nl) Rookdetector.
AT373690B (de) Messgeraet, indsbesondere laengen- oder winkelmessgeraet
NO143997C (no) Tufteapparat eller lignende.
NL165081C (nl) Extrudeerinrichting.
NL7711303A (nl) Transportinrichting of dergelijke.
NL7803725A (nl) 4-alkylthio-2-trifluormethylalkaansulfonaniliden en derivaten daarvan.
NO773297L (no) Drag- og opphengningsanordning.
DK489077A (da) Rulle traadnet
NL7706792A (nl) Niet lossende schroefverbinding.
IT1085346B (it) Borsa,e specialmente borsa da scuola
NL185182B (nl) Uit schuimmateriaal bestaande geluiddempende bekleding.
NL7705018A (nl) 4-hydroxymethylimidazolen en hun ethers.

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee

Effective date: 19970401