GB2182603B - Improvements in or relating to the extrusion of products - Google Patents

Improvements in or relating to the extrusion of products

Info

Publication number
GB2182603B
GB2182603B GB8626100A GB8626100A GB2182603B GB 2182603 B GB2182603 B GB 2182603B GB 8626100 A GB8626100 A GB 8626100A GB 8626100 A GB8626100 A GB 8626100A GB 2182603 B GB2182603 B GB 2182603B
Authority
GB
United Kingdom
Prior art keywords
extrusion
relating
products
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 - Lifetime
Application number
GB8626100A
Other versions
GB8626100D0 (en
GB2182603A (en
Inventor
David John Hill
Keith Andrew Wilson
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.)
Victaulic Co PLC
Original Assignee
Victaulic Co PLC
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 Victaulic Co PLC filed Critical Victaulic Co PLC
Publication of GB8626100D0 publication Critical patent/GB8626100D0/en
Publication of GB2182603A publication Critical patent/GB2182603A/en
Application granted granted Critical
Publication of GB2182603B publication Critical patent/GB2182603B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/904—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using dry calibration, i.e. no quenching tank, e.g. with water spray for cooling or lubrication
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/905—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using wet calibration, i.e. in a quenching tank
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0079—Liquid crystals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/005—Oriented
    • B29K2995/0051—Oriented mono-axially

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB8626100A 1985-11-06 1986-10-31 Improvements in or relating to the extrusion of products Expired - Lifetime GB2182603B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858527300A GB8527300D0 (en) 1985-11-06 1985-11-06 Extrusion of products

Publications (3)

Publication Number Publication Date
GB8626100D0 GB8626100D0 (en) 1986-12-03
GB2182603A GB2182603A (en) 1987-05-20
GB2182603B true GB2182603B (en) 1990-01-24

Family

ID=10587787

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858527300A Pending GB8527300D0 (en) 1985-11-06 1985-11-06 Extrusion of products
GB8626100A Expired - Lifetime GB2182603B (en) 1985-11-06 1986-10-31 Improvements in or relating to the extrusion of products

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858527300A Pending GB8527300D0 (en) 1985-11-06 1985-11-06 Extrusion of products

Country Status (2)

Country Link
DE (1) DE3636960C2 (en)
GB (2) GB8527300D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911608A1 (en) * 1989-04-08 1990-10-11 Sempter Schlauchleitungen Gmbh Pressurisable tubing - has layer of rubber with reinforcing fibres oriented along tube, and with outer fibre-free boundary layer(s)
DE19843341A1 (en) * 1998-09-22 2000-04-06 Strumann Werner Egeplast Device for the production of plastic pipes
DE19843340C2 (en) 1998-09-22 2001-11-22 Strumann Werner Egeplast Device for the production of plastic pipes
DE19843339B4 (en) * 1998-09-22 2007-08-02 Egeplast Werner Strumann Gmbh & Co.Kg Method and device for producing plastic pipes
DE102012101036A1 (en) 2012-02-08 2013-08-08 Manfred Binder Adjustable calibration sleeve

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB959440A (en) * 1900-01-01
GB780900A (en) * 1954-07-15 1957-08-07 Hans Reifenhaeuser Method of and apparatus for forming and/or shaping tubing or other tubular workpieces of thermoplastic material
GB783449A (en) * 1955-02-07 1957-09-25 Ici Ltd Improvements in or relating to the extrusion of organic thermoplastic materials
GB967411A (en) * 1961-12-14 1964-08-19 Josef Helmut Danzer Method for production of elongated hollow bodies containing one or more internal webs
GB1370854A (en) * 1971-05-26 1974-10-16 Armosig Assembly and process for manufacturing tubes of pvc and tubes obtained by the process
GB1417312A (en) * 1972-02-18 1975-12-10 Arco Polymers Inc Method and apparatus for making structural elements
GB1573574A (en) * 1976-12-16 1980-08-28 Ato Chimie Manufacture of tubular sheaths

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE638935A (en) * 1962-10-22 1900-01-01
GB1380397A (en) * 1971-05-12 1975-01-15 British Insulated Callenders Elastic memory tubing
DE2259523A1 (en) * 1972-12-05 1974-06-06 Lissmann Alkor Werk Continuously extruding plastics sandwich sheet - with calibration surfaces between extrusion nozzle and pulling device to accurately maintain sheet thickness
NL7504425A (en) * 1975-04-14 1976-10-18 Wavin Bv DEVICE FOR CALIBRATION OF EXTRUDE PLASTIC PREPARATIONS.
DE3412619A1 (en) * 1984-04-04 1985-10-24 Basf Ag, 6700 Ludwigshafen Device for calibrating thermoplastic pipes or profiles

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB959440A (en) * 1900-01-01
GB780900A (en) * 1954-07-15 1957-08-07 Hans Reifenhaeuser Method of and apparatus for forming and/or shaping tubing or other tubular workpieces of thermoplastic material
GB783449A (en) * 1955-02-07 1957-09-25 Ici Ltd Improvements in or relating to the extrusion of organic thermoplastic materials
GB967411A (en) * 1961-12-14 1964-08-19 Josef Helmut Danzer Method for production of elongated hollow bodies containing one or more internal webs
GB1370854A (en) * 1971-05-26 1974-10-16 Armosig Assembly and process for manufacturing tubes of pvc and tubes obtained by the process
GB1417312A (en) * 1972-02-18 1975-12-10 Arco Polymers Inc Method and apparatus for making structural elements
GB1573574A (en) * 1976-12-16 1980-08-28 Ato Chimie Manufacture of tubular sheaths

Also Published As

Publication number Publication date
GB8527300D0 (en) 1985-12-11
GB8626100D0 (en) 1986-12-03
GB2182603A (en) 1987-05-20
DE3636960C2 (en) 1997-09-18
DE3636960A1 (en) 1987-05-14

Similar Documents

Publication Publication Date Title
GB2183538B (en) Improvements in the manufacture of moulded products
AU5498186A (en) Improvements in or relating to 3-Aryluracils
HUT44919A (en) Cigarettelike product
EP0199961A3 (en) Improvements in or relating to the measurement of engineering components
GB2170875B (en) Improvements in or relating to adjustable fasteners
PT83862A (en) Improvements in and relating to the production of beer
EP0212355A3 (en) Layered products
GB8527491D0 (en) Moulding of construction products
GR862281B (en) Long products
GB2190720B (en) Improvements in or relating to fasteners
GB2213820B (en) Intermediates in the preparation of nitro-meta-phenylenediamines
AU6033686A (en) Improvements in or relating to the production of engineering components
GB2182603B (en) Improvements in or relating to the extrusion of products
GB2183235B (en) Substituted benzylhydroxylamines and their use as stabilizers
EP0194060A3 (en) Desmutagenic substances and their production
GB2184757B (en) Improvements in or relating to sheet-clad structures
AU587473B2 (en) Improvements in or relating to inverters
GB2096533B (en) Improvements in or relating to extrusion
GB2173416B (en) Improvements in or relating to the handling of liquids
GB2177597B (en) Improvements in or relating to drapery
GB2190037B (en) Improvements in or relating to the moulding of plastics products
GB2177621B (en) Improvements in or relating to spray forming members
GB2212877B (en) Improvements in or relating to fasteners
GB2174717B (en) Improvements in or relating to the production of composite articles
GB2189206B (en) Improvements in or relating to conveyors

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20011031