GB1374287A - Process for bending elongate hollow members of thermoplastic material - Google Patents

Process for bending elongate hollow members of thermoplastic material

Info

Publication number
GB1374287A
GB1374287A GB5050671A GB5050671A GB1374287A GB 1374287 A GB1374287 A GB 1374287A GB 5050671 A GB5050671 A GB 5050671A GB 5050671 A GB5050671 A GB 5050671A GB 1374287 A GB1374287 A GB 1374287A
Authority
GB
United Kingdom
Prior art keywords
thermoplastic material
hollow members
elongate hollow
bending elongate
bending
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
Application number
GB5050671A
Other languages
English (en)
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke 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
Application filed by Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of GB1374287A publication Critical patent/GB1374287A/en
Expired 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
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/001—Profiled members, e.g. beams, sections
    • B29L2031/003—Profiled members, e.g. beams, sections having a profiled transverse cross-section
    • B29L2031/005—Profiled members, e.g. beams, sections having a profiled transverse cross-section for making window frames

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
GB5050671A 1970-10-30 1971-10-29 Process for bending elongate hollow members of thermoplastic material Expired GB1374287A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2053318A DE2053318C3 (de) 1970-10-30 1970-10-30 Vorrichtung zum Biegen von kantigen Ein- und Mehrkammerprofilstäben aus thermoplastischen Kunststoffen

Publications (1)

Publication Number Publication Date
GB1374287A true GB1374287A (en) 1974-11-20

Family

ID=5786625

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5050671A Expired GB1374287A (en) 1970-10-30 1971-10-29 Process for bending elongate hollow members of thermoplastic material

Country Status (8)

Country Link
AT (1) AT324690B (enrdf_load_stackoverflow)
BE (1) BE774628A (enrdf_load_stackoverflow)
CH (1) CH530250A (enrdf_load_stackoverflow)
DE (1) DE2053318C3 (enrdf_load_stackoverflow)
FR (1) FR2111967B1 (enrdf_load_stackoverflow)
GB (1) GB1374287A (enrdf_load_stackoverflow)
NL (1) NL7114651A (enrdf_load_stackoverflow)
SE (1) SE371390B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150102203A1 (en) * 2013-10-14 2015-04-16 Kieffer & Co., Inc. Method and apparatus for bending led light guides

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4649012A (en) * 1980-06-03 1987-03-10 Maschinen Witte Kg Method of shaping an elongated product
DE3020922C2 (de) * 1980-06-03 1983-05-11 Maschinen Witte Kg, 4517 Hilter Vorrichtung zum bogenförmigen Umformen eines aus einem thermoplastischen Kunststoff bestehenden Profilstrangabschnitts mit Hohlkammern
DE8313613U1 (de) * 1983-05-07 1983-12-01 Maschinen Witte Kg, 4517 Hilter Aufspanntisch
DE3322572C2 (de) * 1983-06-09 1985-04-11 Schulten, Käthi, 4448 Emsbüren Verfahren und Vorrichtung zum bogenförmigen Umformen eines aus einem thermoplastischen Kunststoff bestehenden Profilstrangabschnittes mit Hohlkammern
DE3942308A1 (de) * 1989-12-21 1991-06-27 Bosch Gmbh Robert Verfahren zum herstellen von gebogenen, insbesondere rohrfoermigen hohlkoerpern
FR2681282B1 (fr) * 1991-09-17 1995-02-24 Acb Procede pour le cintrage dans un plan d'un profile en materiau composite constitue de fibres longues dans une matrice thermoplastique.
EP0790117A3 (en) * 1996-02-14 1998-07-22 McCUE CORPORATION Method of and devices for thermoforming rigid plastic partially-sectioned profiles
DE19646654C2 (de) * 1996-11-12 1998-09-03 Theo Reinbold Verfahren und Vorrichtungen zum bogenförmigen Umformen von aus thermoplastischem Kunststoff bestehenden Profilsträngen bzw. Profilstrangabschnitten
GR1003371B (el) * 1997-05-26 2000-05-04 Νεα μεθοδος κουρμπαρισματος πλαισιων κουφωματων για παραθυρα και πορτες των pvc και μηχανικες εγκαταστασεις για την υλοποιηση της μεθοδου αυτης
DE19806426C2 (de) * 1998-02-17 2001-07-12 Freers Brigitte E M Verfahren und Vorrichtung zum Umformen von Profilen
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
US6087635A (en) * 1998-05-01 2000-07-11 Reinbold; Theo Method and apparatus for the arc-like shaping of profiled strands or strand sections consisting of a thermoplastic material
DE19918783A1 (de) 1999-04-26 2000-11-02 Kr Porsiplast Verpackungssys Verfahren und Vorrichtung zum Verformen von Hohlkörpern aus thermoplastischem Material
DE19918784C1 (de) * 1999-04-26 2001-01-18 Kr Porsiplast Verpackungssys Verfahren zum Verformen von Hohlkörperplatten aus thermoplastischem Material
DE202012002604U1 (de) 2012-03-15 2013-06-18 Maschinen Witte Gmbh & Co. Kg Vorrichtung zur Umformung eines Kunststoffhohlprofil-Werkstücks in einen Bogen und Formleiste hierzu

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150102203A1 (en) * 2013-10-14 2015-04-16 Kieffer & Co., Inc. Method and apparatus for bending led light guides
US9517576B2 (en) * 2013-10-14 2016-12-13 Kieffer & Co., Inc. Method and apparatus for bending LED light guides

Also Published As

Publication number Publication date
FR2111967A1 (enrdf_load_stackoverflow) 1972-06-09
NL7114651A (enrdf_load_stackoverflow) 1972-05-03
SE371390B (enrdf_load_stackoverflow) 1974-11-18
BE774628A (fr) 1972-04-28
DE2053318A1 (de) 1972-05-04
CH530250A (de) 1972-11-15
DE2053318B2 (de) 1974-05-02
AT324690B (de) 1975-09-10
DE2053318C3 (de) 1974-11-28
FR2111967B1 (enrdf_load_stackoverflow) 1976-02-13

Similar Documents

Publication Publication Date Title
GB1374287A (en) Process for bending elongate hollow members of thermoplastic material
AU457937B2 (en) Apparatus for deflashing hollow bodies of plastics material
IL36971A (en) Process for embossing thermoplastic materials
JPS5121435B1 (en) Methods of treating elongated material
GB1367338A (en) Method of making cupped articles form polylefin plastic sheet
IT967099B (it) Processo per la formatura di mate riale termoplastico espandibile
GB1408081A (en) Apparatus for sizing tubes of thermoplastic material
PH11184A (en) Machine for producing hollow bodies of plastic material
GB1413601A (en) Production of elongated clad products
YU33759B (en) Apparatus for the continuous production of bars of thermoplastic material
AU6093073A (en) Hair setting process
CA959398A (en) Method for producing tubes of reinforced setting plastic material
AU3239571A (en) Process for multiple bending of rods
PH14066A (en) Process for preparing desacetoxycephalosporins and novel intermediates therein
JPS5695619A (en) Method of expanding thermoomolding material
AU6092973A (en) Hair setting process
GB1363088A (en) Process for moulding structures of plastic material
ZA715794B (en) Process for the continuous manufacture of foam-filled panels
ZA711739B (en) Fluoralkyl-sulfur compounds and process for their manufacture
ZA714455B (en) High temperature process for modifying thermoplastic filamentous material
ZA71543B (en) Process for modifying a property of glass vitrocrystalline material
YU44571A (en) Process for the manufacture of percarboxylic acids
ZA731290B (en) Process for the manufacture of virtually bloom-free gypsum products
ZA716665B (en) Apparatus for deflashing hollow bodies of plastics material
ZA732972B (en) Process for preparing desacetoxycephalosporins and novel intermediates

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees