NO129892B - - Google Patents

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Publication number
NO129892B
NO129892B NO04435/72*[A NO443572A NO129892B NO 129892 B NO129892 B NO 129892B NO 443572 A NO443572 A NO 443572A NO 129892 B NO129892 B NO 129892B
Authority
NO
Norway
Prior art keywords
pipe
matrix
bends
extruded
curved
Prior art date
Application number
NO04435/72*[A
Other languages
English (en)
Norwegian (no)
Inventor
A Aalo
Original Assignee
Graenges Essem Plast As
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 Graenges Essem Plast As filed Critical Graenges Essem Plast As
Priority to NO04435/72*[A priority Critical patent/NO129892B/no
Priority to SE7315451A priority patent/SE400220B/xx
Priority to DK623073AA priority patent/DK130881B/da
Priority to FI3678/73A priority patent/FI56788C/fi
Priority to DE2359746A priority patent/DE2359746A1/de
Priority to GB5589473A priority patent/GB1442786A/en
Publication of NO129892B publication Critical patent/NO129892B/no

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
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/131—Curved articles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
NO04435/72*[A 1972-12-01 1972-12-01 NO129892B (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NO04435/72*[A NO129892B (de) 1972-12-01 1972-12-01
SE7315451A SE400220B (sv) 1972-12-01 1973-11-14 Forfarande for framstellning av rorbojar av termoplastiskt material samt apparat for utforande av forfarandet
DK623073AA DK130881B (da) 1972-12-01 1973-11-19 Fremgangsmåde til ekstrusion af rørbøjninger af termoplastisk materiale og apparat til udførelse af fremgangsmåden.
FI3678/73A FI56788C (fi) 1972-12-01 1973-11-29 Foerfarande och anordning foer framstaellning av en roerboej av termoplastiskt material
DE2359746A DE2359746A1 (de) 1972-12-01 1973-11-30 Verfahren zur herstellung von rohrboegen aus thermoplastischem kunststoff und vorrichtung zur durchfuehrung des verfahrens
GB5589473A GB1442786A (en) 1972-12-01 1973-12-03 Method for the production of pipe bends of thermoplastic material and apparatus for carrying out the method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO04435/72*[A NO129892B (de) 1972-12-01 1972-12-01

Publications (1)

Publication Number Publication Date
NO129892B true NO129892B (de) 1974-06-10

Family

ID=19880309

Family Applications (1)

Application Number Title Priority Date Filing Date
NO04435/72*[A NO129892B (de) 1972-12-01 1972-12-01

Country Status (6)

Country Link
DE (1) DE2359746A1 (de)
DK (1) DK130881B (de)
FI (1) FI56788C (de)
GB (1) GB1442786A (de)
NO (1) NO129892B (de)
SE (1) SE400220B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110239067A (zh) * 2019-07-15 2019-09-17 浙江甬源塑业有限公司 一种立式塑料管弯管设备

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359446A (en) * 1979-10-26 1982-11-16 Nipak, Inc. Sweep ell production method
US4273523A (en) * 1979-10-26 1981-06-16 Nipak, Inc. Sweep ell production apparatus
US4649012A (en) * 1980-06-03 1987-03-10 Maschinen Witte Kg Method of shaping an elongated product
US4929167A (en) * 1987-06-12 1990-05-29 Pepper Kenneth V Apparatus for producing a helical tube
US5069853A (en) * 1988-06-17 1991-12-03 Gencorp Inc. Method of configuring extrudate flowing from an extruder die assembly
US5067885A (en) * 1988-06-17 1991-11-26 Gencorp Inc. Rapid change die assembly
US5562875A (en) * 1988-06-17 1996-10-08 Gencorp Inc. Handling system and method for curved extrusions
US4906171A (en) * 1988-06-17 1990-03-06 Gencorp Inc. Directed flow die assembly
US5219588A (en) * 1990-02-12 1993-06-15 Gencorp Inc. Die assembly control
CN105729743B (zh) * 2016-03-24 2024-02-27 中山市悦辰电子实业有限公司 一种可调节圆弧弯管夹具
CN107139498A (zh) * 2017-04-01 2017-09-08 武汉市三力塑胶有限责任公司 弧形塑料型材的成型设备及成型工艺
GB201707519D0 (en) * 2017-05-10 2017-06-21 Imp Innovations Ltd A method for forming curved lengths of extruded profiles/sections in metal alloys
CN113478681A (zh) * 2021-07-09 2021-10-08 常州富桐纤维新材料有限公司 一种母粒间接冷却装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110239067A (zh) * 2019-07-15 2019-09-17 浙江甬源塑业有限公司 一种立式塑料管弯管设备

Also Published As

Publication number Publication date
GB1442786A (en) 1976-07-14
DE2359746A1 (de) 1974-06-12
DK130881C (de) 1975-09-15
SE400220B (sv) 1978-03-20
FI56788B (fi) 1979-12-31
FI56788C (fi) 1980-04-10
DK130881B (da) 1975-04-28

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