SE417799B - Forfarande for framstellning av en rorkrok av termoplast och anordning for detta forfarande - Google Patents

Forfarande for framstellning av en rorkrok av termoplast och anordning for detta forfarande

Info

Publication number
SE417799B
SE417799B SE7700524A SE7700524A SE417799B SE 417799 B SE417799 B SE 417799B SE 7700524 A SE7700524 A SE 7700524A SE 7700524 A SE7700524 A SE 7700524A SE 417799 B SE417799 B SE 417799B
Authority
SE
Sweden
Prior art keywords
procedure
thermoplast
preparation
pipe hook
hook
Prior art date
Application number
SE7700524A
Other languages
English (en)
Other versions
SE7700524L (sv
Inventor
A Patzner
Original Assignee
Hoechst Ag
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
Priority claimed from DE19762601818 external-priority patent/DE2601818A1/de
Priority claimed from DE19762624625 external-priority patent/DE2624625A1/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of SE7700524L publication Critical patent/SE7700524L/sv
Publication of SE417799B publication Critical patent/SE417799B/sv

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
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/08—Bending or folding of tubes or other profiled members
    • B29C53/083—Bending or folding of tubes or other profiled members bending longitudinally, i.e. modifying the curvature of the tube axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/82—Cores or mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
SE7700524A 1976-01-20 1977-01-19 Forfarande for framstellning av en rorkrok av termoplast och anordning for detta forfarande SE417799B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19762601818 DE2601818A1 (de) 1976-01-20 1976-01-20 Verfahren zum herstellen eines rohrbogens aus thermoplastischem kunststoff und vorrichtung fuer dieses verfahren
DE19762624625 DE2624625A1 (de) 1976-06-02 1976-06-02 Verfahren zum herstellen eines rohrbogens aus thermoplastischem kunststoff und vorrichtung fuer dieses verfahren

Publications (2)

Publication Number Publication Date
SE7700524L SE7700524L (sv) 1977-07-21
SE417799B true SE417799B (sv) 1981-04-13

Family

ID=25769931

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7700524A SE417799B (sv) 1976-01-20 1977-01-19 Forfarande for framstellning av en rorkrok av termoplast och anordning for detta forfarande

Country Status (12)

Country Link
AT (1) AT365970B (sv)
AU (1) AU508830B2 (sv)
CH (1) CH617385A5 (sv)
DD (1) DD128268A5 (sv)
FI (1) FI770143A (sv)
FR (1) FR2338782A1 (sv)
GB (1) GB1574445A (sv)
IN (1) IN144926B (sv)
IT (1) IT1077591B (sv)
NL (1) NL7700383A (sv)
NO (1) NO770150L (sv)
SE (1) SE417799B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8901618D0 (en) * 1989-01-25 1989-03-15 Mckechnie Plastics Limited Ans Method of forming hoses and tubes of thermoplastic material
DE19926330C2 (de) 1999-06-09 2001-08-09 Thyssenkrupp Stahl Ag Biegedorn für eine Biegevorrichtung und Biegeverfahren für Rohre
CN106552848A (zh) * 2016-11-14 2017-04-05 芜湖通和汽车管路系统股份有限公司 用于汽车管路弯曲的芯筋
CN112718980A (zh) * 2020-12-23 2021-04-30 凌云工业股份有限公司 一种内置钢丝绳外包覆聚氨酯一体铸造式芯子机构

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE161517C (sv) *
GB158957A (en) * 1919-11-04 1921-02-04 Emile Copeland Improved flexible mandrel for use in bending tubes
DE632274C (de) * 1934-07-18 1936-07-04 Hochvoltisolation Ag F Verfahren zur Herstellung steifer, gekruemmter Isolierrohrstuecke aus Hartpapier oder Hartgewebe unter Verwendung eines biegsamen Dornes fuer die Verlegung elektrischer Leitungen
FR933363A (fr) * 1945-12-11 1948-04-19 Onderzoekings Inst Res Procédé de cintrage de tubes en matières intégralement synthétiques façonnables à chaud
US2464796A (en) * 1946-11-19 1949-03-22 Russell B Cushman Brick cleaning and shaping machine
FR1118552A (fr) * 1954-07-26 1956-06-07 Goodyear Tire & Rubber Procédé et dispositif de remise en forme de tuyaux et autres conduites
GB837462A (en) * 1957-12-02 1960-06-15 Gen Electric Co Ltd Improvements in or relating to waveguides and methods of bending waveguides
GB845241A (en) * 1957-12-02 1960-08-17 Gen Electric Co Ltd Improvements in or relating to waveguides and methods of bending waveguides
GB881854A (en) * 1958-05-12 1961-11-08 Btr Industries Ltd Improvements relating to pipe bending
US2971224A (en) * 1958-07-28 1961-02-14 Tamar Electronics Ind Method for producing radar probe
BE597570A (sv) * 1961-11-03
US3184796A (en) * 1963-01-28 1965-05-25 Marvin A Southcott Apparatus for bending plastic pipe
DE1552862A1 (de) * 1966-12-29 1969-09-11 Banning Ag Maschinenfabrik J Biegedorn fuer duennwandige Rohre
DE1704661B1 (de) * 1967-11-29 1972-05-31 Hoechst Ag Verfahren und vorrichtung zum herstellen eines rohrbogens aus thermoplastischem kunststoff
US3922134A (en) * 1973-12-17 1975-11-25 Robintech Inc Pipe bending mandrel
DE2709996C3 (de) * 1977-03-08 1982-01-14 Hoechst Ag, 6000 Frankfurt Vorrichtung zum Herstellen eines Rohrbogens aus einem thermoplastischen Kunststoff

Also Published As

Publication number Publication date
CH617385A5 (en) 1980-05-30
IN144926B (sv) 1978-07-29
FI770143A (sv) 1977-07-21
AU508830B2 (en) 1980-04-03
NL7700383A (nl) 1977-07-22
AT365970B (de) 1982-02-25
AU2143477A (en) 1978-07-27
FR2338782A1 (fr) 1977-08-19
FR2338782B1 (sv) 1980-06-06
DD128268A5 (de) 1977-11-09
NO770150L (no) 1977-07-21
GB1574445A (en) 1980-09-10
IT1077591B (it) 1985-05-04
ATA28077A (de) 1981-07-15
SE7700524L (sv) 1977-07-21

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