GB1589103A - Process and apparatus for the manufacture of a pipe bend of a thermoplast - Google Patents
Process and apparatus for the manufacture of a pipe bend of a thermoplast Download PDFInfo
- Publication number
- GB1589103A GB1589103A GB8980/78A GB898078A GB1589103A GB 1589103 A GB1589103 A GB 1589103A GB 8980/78 A GB8980/78 A GB 8980/78A GB 898078 A GB898078 A GB 898078A GB 1589103 A GB1589103 A GB 1589103A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pipe
- templates
- bending
- forming member
- radius
- 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
Links
- 238000000034 method Methods 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 238000005452 bending Methods 0.000 claims description 37
- 239000012815 thermoplastic material Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 238000003856 thermoforming Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000004416 thermosoftening plastic Substances 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 208000018999 crinkle Diseases 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 229920001903 high density polyethylene Polymers 0.000 description 3
- 239000004700 high-density polyethylene Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 241000905957 Channa melasoma Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- ILLOBGFGKYTZRO-UHFFFAOYSA-N tris(2-ethylhexyl) phosphite Chemical compound CCCCC(CC)COP(OCC(CC)CCCC)OCC(CC)CCCC ILLOBGFGKYTZRO-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- 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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/03—Laminated mold
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2709996A DE2709996C3 (de) | 1977-03-08 | 1977-03-08 | Vorrichtung zum Herstellen eines Rohrbogens aus einem thermoplastischen Kunststoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1589103A true GB1589103A (en) | 1981-05-07 |
Family
ID=6003042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8980/78A Expired GB1589103A (en) | 1977-03-08 | 1978-03-07 | Process and apparatus for the manufacture of a pipe bend of a thermoplast |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4160006A (enExample) |
| AT (1) | AT364531B (enExample) |
| BE (1) | BE864684A (enExample) |
| CH (1) | CH626559A5 (enExample) |
| DE (1) | DE2709996C3 (enExample) |
| DK (1) | DK100778A (enExample) |
| FR (1) | FR2382997A1 (enExample) |
| GB (1) | GB1589103A (enExample) |
| IN (1) | IN147116B (enExample) |
| LU (1) | LU79170A1 (enExample) |
| NL (1) | NL7802506A (enExample) |
| ZA (1) | ZA781310B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2332169A (en) * | 1997-12-10 | 1999-06-16 | Eurocoustics Limited | Method of moulding and a mould |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7700383A (nl) * | 1976-01-20 | 1977-07-22 | Hoechst Ag | Werkwijze voor het vervaardigen van kromme stuk- ken buis uit thermoplastische kunststof en in- richting voor dit procede. |
| US4242296A (en) * | 1979-08-27 | 1980-12-30 | Dayco Corporation | Method for making curved hose |
| NL8203075A (nl) * | 1982-08-02 | 1984-03-01 | Vredestein Nv | Werkwijze voor het vervaardigen van een slang uit een vormgefixeerd elastomeer materiaal, zoals gevulcaniseerde rubber, in het bijzonder een slang voor het koelmedium van een auto. |
| US4759815A (en) * | 1984-10-29 | 1988-07-26 | The Boeing Company | Forming thermoplastic laminates into major sections |
| US4583935A (en) * | 1984-10-29 | 1986-04-22 | The Boeing Company | Apparatus for forming thermoplastic laminates into major sections |
| US4826420A (en) * | 1984-10-29 | 1989-05-02 | The Boeing Company | Apparatus for forming thermoplastic laminates into major sections |
| IT1183969B (it) * | 1985-11-22 | 1987-10-22 | Plast Di Crupi D E C Snc C | Apparecchiatura e procedimento per fabbricare articoli sagomati di materiale plastico particolarmente tubi di riempimento per serbatoi del carburante per autoveicoli |
| US4808204A (en) * | 1987-06-25 | 1989-02-28 | Polysoft Systems Corp. | Method and apparatus for producing bends in optical fibers |
| US5160685A (en) * | 1990-03-21 | 1992-11-03 | Midwest Plastic Fabricators | Method for bending pipe |
| NL9002134A (nl) * | 1990-10-01 | 1992-05-06 | Hoogovens Groep Bv | Werkwijze voor het uitvoeren van een buigbewerking op een laminaat. |
| US5387098A (en) * | 1992-04-23 | 1995-02-07 | The Boeing Company | Flexible reusable mandrels |
| US5344602A (en) * | 1992-08-14 | 1994-09-06 | The Board Of Trustees Of The Leland Stanford Junior University | Continuous forming of fiber composite materials |
| US5585049A (en) * | 1994-09-02 | 1996-12-17 | Allergan | Method for forming fixation members after optic attachment |
| US5529480A (en) * | 1994-10-28 | 1996-06-25 | The Boeing Company | Honeycomb core forming restricter |
| FR2755382B1 (fr) * | 1996-11-05 | 1999-01-08 | Hutchinson | Procede et dispositif de cintrage de tubes |
| US6054685A (en) * | 1998-05-01 | 2000-04-25 | Reinbold; Theo | Method for the arc-like shaping of profiled strands or strand sections consisting of a thermoplastic material |
| US6186766B1 (en) | 1998-10-29 | 2001-02-13 | The Boeing Company | Apparatus for shaping honeycomb core |
| US20050153080A1 (en) * | 2002-05-16 | 2005-07-14 | Avi Zohar | Process for fabricating weatherseals |
| JP2013206566A (ja) * | 2012-03-27 | 2013-10-07 | Sumitomo Electric Ind Ltd | レドックスフロー電池用熱交換器、およびレドックスフロー電池 |
| GB201516884D0 (en) * | 2015-09-23 | 2015-11-04 | Racine Marc André | Reinforced corrugated plastic sheets and products |
| DK3181329T3 (en) * | 2015-12-14 | 2018-05-07 | Ecoline S R L | DEVICE FOR MANUFACTURING BENDED ELEMENTS OF THERMOPLASTIC MATERIAL FOR PIPE COATING |
| US10427351B2 (en) | 2016-02-19 | 2019-10-01 | General Electric Company | Apparatus for induction heating and bending of thermoplastic composite tubes and a method for using same |
| US11267217B2 (en) * | 2016-08-23 | 2022-03-08 | Marc-Andre Racine | System and method for bending a hollow core sheet using rods |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD57954A (enExample) * | ||||
| US1565001A (en) * | 1921-02-28 | 1925-12-08 | Simmons Co | Bending machine |
| US1602579A (en) * | 1924-10-08 | 1926-10-12 | Brown Co | Method of making bends in fiber tubes |
| US1877628A (en) * | 1930-02-17 | 1932-09-13 | Commerce Guardian Trust & Savi | Method for bending tubes of paper, fiber, and similar material |
| US1880053A (en) * | 1930-04-30 | 1932-09-27 | Brown Co | Manufacture of bends from straight fiber tubes |
| US2431851A (en) * | 1943-09-11 | 1947-12-02 | Boeing Aircraft Co | Mandrel and method for flattening metal tubes |
| US2434379A (en) * | 1944-12-16 | 1948-01-13 | Glenn L Martin Co | Apparatus and method of stretch pressing metal sheets |
| US2593854A (en) * | 1951-04-10 | 1952-04-22 | Gen Electric | Glass tube bending apparatus |
| GB837462A (en) * | 1957-12-02 | 1960-06-15 | Gen Electric Co Ltd | Improvements in or relating to waveguides and methods of bending waveguides |
| US2932065A (en) * | 1959-02-20 | 1960-04-12 | Resistoflex Corp | Pressure preforming of flexible hose |
| AT222875B (de) * | 1958-07-11 | 1962-08-10 | Erich Degen | Vorrichtung zum Biegen von Kunststoffrohren u. dgl. |
| FR1298638A (fr) * | 1961-08-23 | 1962-07-13 | Philips Nv | Procédé de coudage de tubes en métal non ferreux de section rectangulaire et tubes ainsi coudés |
| DE1268815B (de) * | 1964-12-23 | 1968-05-22 | Spinnfaser Ag | Verfahren zum Biegen von thermoplastischen Kunststoffrohren mit grossen Nennweiten und insbesondere grossen Wandstaerken |
| DE1704661B1 (de) * | 1967-11-29 | 1972-05-31 | Hoechst Ag | Verfahren und vorrichtung zum herstellen eines rohrbogens aus thermoplastischem kunststoff |
| US3753635A (en) * | 1971-03-25 | 1973-08-21 | L Barnett | Apparatus for precision bending of plastic pipe |
| DE2601818A1 (de) * | 1976-01-20 | 1977-07-21 | Hoechst Ag | Verfahren zum herstellen eines rohrbogens aus thermoplastischem kunststoff und vorrichtung fuer dieses verfahren |
| CH551855A (de) * | 1973-08-24 | 1974-07-31 | Salzgeber Eduard | Verfahren zum biegen von kunststoffrohren. |
| US3992505A (en) * | 1975-08-18 | 1976-11-16 | The Gates Rubber Company | Method for producing curved elastomeric tubular articles |
| JPS5828094B2 (ja) * | 1975-09-05 | 1983-06-14 | ウスイ フミオ | キヨウカゴウセイジユシマガリカンノ セイゾウホウホウオヨビ ソウチ |
-
1977
- 1977-03-08 DE DE2709996A patent/DE2709996C3/de not_active Expired
-
1978
- 1978-03-01 IN IN220/CAL/78A patent/IN147116B/en unknown
- 1978-03-03 CH CH235078A patent/CH626559A5/de not_active IP Right Cessation
- 1978-03-06 US US05/883,939 patent/US4160006A/en not_active Expired - Lifetime
- 1978-03-06 LU LU79170A patent/LU79170A1/de unknown
- 1978-03-07 GB GB8980/78A patent/GB1589103A/en not_active Expired
- 1978-03-07 DK DK100778A patent/DK100778A/da not_active Application Discontinuation
- 1978-03-07 ZA ZA00781310A patent/ZA781310B/xx unknown
- 1978-03-07 NL NL7802506A patent/NL7802506A/xx not_active Application Discontinuation
- 1978-03-07 AT AT0161378A patent/AT364531B/de not_active IP Right Cessation
- 1978-03-08 BE BE185763A patent/BE864684A/xx not_active IP Right Cessation
- 1978-03-08 FR FR7806622A patent/FR2382997A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2332169A (en) * | 1997-12-10 | 1999-06-16 | Eurocoustics Limited | Method of moulding and a mould |
| GB2332169B (en) * | 1997-12-10 | 2002-06-19 | Eurocoustics Ltd | Method of forming a moulded panel |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2382997A1 (fr) | 1978-10-06 |
| ATA161378A (de) | 1981-03-15 |
| LU79170A1 (de) | 1978-11-27 |
| NL7802506A (nl) | 1978-09-12 |
| ZA781310B (en) | 1979-03-28 |
| DE2709996C3 (de) | 1982-01-14 |
| FR2382997B1 (enExample) | 1982-12-03 |
| CH626559A5 (enExample) | 1981-11-30 |
| DE2709996B2 (de) | 1981-05-14 |
| BE864684A (fr) | 1978-09-08 |
| DE2709996A1 (de) | 1978-09-21 |
| US4160006A (en) | 1979-07-03 |
| DK100778A (da) | 1978-09-09 |
| AT364531B (de) | 1981-10-27 |
| IN147116B (enExample) | 1979-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19940307 |