IT8567893A0 - Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio dicurvatura longitudinale variabile in direzione trasversale - Google Patents

Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio dicurvatura longitudinale variabile in direzione trasversale

Info

Publication number
IT8567893A0
IT8567893A0 IT8567893A IT6789385A IT8567893A0 IT 8567893 A0 IT8567893 A0 IT 8567893A0 IT 8567893 A IT8567893 A IT 8567893A IT 6789385 A IT6789385 A IT 6789385A IT 8567893 A0 IT8567893 A0 IT 8567893A0
Authority
IT
Italy
Prior art keywords
curvature
procedure
figures
hot start
transversal direction
Prior art date
Application number
IT8567893A
Other languages
English (en)
Other versions
IT1208836B (it
Inventor
Lisa Mae Kahle
Original Assignee
Ppg Industries Inc
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 Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of IT8567893A0 publication Critical patent/IT8567893A0/it
Application granted granted Critical
Publication of IT1208836B publication Critical patent/IT1208836B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00—Tempering or quenching glass products
    • C03B27/04—Tempering or quenching glass products using gas
    • C03B27/044—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position
    • C03B27/0442—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position for bent glass sheets
    • C03B27/0445—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position for bent glass sheets the quench unit being adapted to the bend of the sheet
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/025—Re-forming glass sheets by bending by gravity
    • C03B23/0252—Re-forming glass sheets by bending by gravity by gravity only, e.g. sagging
    • C03B23/0254—Re-forming glass sheets by bending by gravity by gravity only, e.g. sagging in a continuous way, e.g. gravity roll bending
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
    • C03B23/033—Re-forming glass sheets by bending by press-bending between shaping moulds in a continuous way, e.g. roll forming, or press-roll bending
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/161—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors specially adapted for bent sheets or ribbons
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/163—Drive means, clutches, gearing or drive speed control means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/165—Supports or couplings for roller ends, e.g. trunions, gudgeons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
IT8567893A 1984-10-25 1985-10-22 Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio dicurvatura longitudinale variabile in direzione trasversale IT1208836B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/664,666 US4556406A (en) 1984-10-25 1984-10-25 Compound bend roll forming

Publications (2)

Publication Number Publication Date
IT8567893A0 true IT8567893A0 (it) 1985-10-22
IT1208836B IT1208836B (it) 1989-07-10

Family

ID=24666932

Family Applications (2)

Application Number Title Priority Date Filing Date
IT8567893A IT1208836B (it) 1984-10-25 1985-10-22 Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio dicurvatura longitudinale variabile in direzione trasversale
IT8553963U IT8553963V0 (it) 1984-10-25 1985-10-22 Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio di curvatura longitudinale variabile in direzione trasversale

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT8553963U IT8553963V0 (it) 1984-10-25 1985-10-22 Procedimento ed apparato per impartire a caldo a lastre di vetro con figurazioni aventi un raggio di curvatura longitudinale variabile in direzione trasversale

Country Status (4)

Country Link
US (1) US4556406A (it)
CA (1) CA1269843A (it)
FR (1) FR2572387B1 (it)
IT (2) IT1208836B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4711655A (en) * 1986-06-09 1987-12-08 Ppg Industries, Inc. Adjustable quench for tempering a glass sheet
FR2604992B1 (fr) * 1986-10-01 1988-12-02 Saint Gobain Vitrage Bombage et trempe de plaques de verre defilant sur un lit de conformation courbe dans la direction de defilement
US4773925A (en) * 1987-06-15 1988-09-27 Ppg Industries, Inc. Adjustable roll forming arrangement
US5009693A (en) * 1989-10-04 1991-04-23 Muirfield Holdings L.P. Method and apparatus for bending glass
FR2666081B1 (fr) * 1990-08-23 1993-10-01 Saint Gobain Vitrage Internal Sa Procede et dispositif d'obtention de feuilles de verre bombees.
US5545245A (en) * 1992-02-06 1996-08-13 Nippon Sheet Glass Co., Ltd. Progressively angled and adjustable conveyor roll device for preliminarily bending sheet glass
EP0778246B1 (en) * 1995-12-07 1999-08-18 Tamglass Engineering Oy Method and apparatus for bending and tempering glass sheets
CN1161293C (zh) * 1998-06-19 2004-08-11 旭硝子株式会社 玻璃板的弯曲成形方法及其装置
US6363753B1 (en) * 1998-12-03 2002-04-02 Nippon Sheet Glass Co., Ltd. Curved glass manufacturing apparatus with improved bending and conveyor units
US6513348B2 (en) 2001-06-19 2003-02-04 Glasstech, Inc. Quench station and method for quenching formed glass sheets
US6543255B2 (en) 2001-06-19 2003-04-08 Glasstech, Inc. Press bending station and method for job switching
US6578383B2 (en) 2001-06-19 2003-06-17 Glasstech, Inc. Apparatus and method for roll bending heated glass sheets
FI115768B (fi) * 2003-02-21 2005-07-15 Tamglass Ltd Oy Menetelmä ja laite kahteen suuntaan kaarevan lasilevyn taivuttamiseksi ja karkaisemiseksi tai lämpölujittamiseksi
US7497096B2 (en) * 2003-06-30 2009-03-03 Central Glass Company, Limited Apparatus and method for conveying curved glass sheets
US7162893B2 (en) * 2005-05-13 2007-01-16 Glasstech, Inc. Glass sheet bending station and method for glass sheet bending
US8453479B2 (en) 2005-05-13 2013-06-04 Glasstech, Inc. Glass sheet bending method
JP4962365B2 (ja) * 2008-03-14 2012-06-27 旭硝子株式会社 ガラス板の曲げ成形方法及び曲げ成形装置
JP2011026169A (ja) * 2009-07-24 2011-02-10 Nippon Sheet Glass Co Ltd 単一方向曲げガラスの製造装置、単一方向曲げガラス及び単一方向曲げガラスの製造方法
DE102010002988B4 (de) * 2010-03-17 2014-07-17 Zf Friedrichshafen Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Profilbauteilen aus Faserverbundwerkstoff
WO2011142814A1 (en) 2010-05-12 2011-11-17 Pilkington Group Limited Method of shaping glass sheets
US9199816B2 (en) * 2010-11-04 2015-12-01 Corning Incorporated Methods and apparatus for guiding flexible glass ribbons
FI20125805L (fi) 2012-07-18 2014-02-17 Glaston Services Ltd Oy Lasilevyjen karkaisu-uunin kuljetin
CN111423103B (zh) * 2020-03-13 2022-08-16 洛阳兰迪玻璃机器股份有限公司 一种曲面玻璃软轴弯钢化成型方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701644A (en) * 1971-11-03 1972-10-31 Ppg Industries Inc Method and apparatus for shaping glass sheets with opposed roller sets
US3856499A (en) * 1973-06-20 1974-12-24 Ppg Industries Inc Shaping heat-softened glass sheets by roll forming
US3869269A (en) * 1973-06-20 1975-03-04 Ppg Industries Inc Method and apparatus for press shaping heat-softened sheets
US3881906A (en) * 1973-08-20 1975-05-06 Libbey Owens Ford Co Heat treating glass sheets
US3891420A (en) * 1974-05-02 1975-06-24 Ppg Industries Inc Shaping heat softened glass sheets by roll forming
US3934996A (en) * 1974-05-02 1976-01-27 Ppg Industries, Inc. Conveyor rolls on conveyor roll systems for roll forming apparatus
US3929441A (en) * 1974-07-10 1975-12-30 Ppg Industries Inc Roll forming heat-softened glass sheets
US3992181A (en) * 1975-06-02 1976-11-16 Ppg Industries, Inc. Shaping glass sheets
US4043783A (en) * 1976-05-05 1977-08-23 Ppg Industries, Inc. Press shaping glass sheets
US4139359A (en) * 1977-11-02 1979-02-13 Ppg Industries, Inc. Method and apparatus for shaping glass sheets by roll forming
US4218232A (en) * 1979-01-18 1980-08-19 Ppg Industries, Inc. Method of shaping moving sheets on roll forming apparatus
US4210435A (en) * 1979-04-02 1980-07-01 Ppg Industries, Inc. Method of making accent lines in bent glass sheets
US4290796A (en) * 1979-11-02 1981-09-22 Ppg Industries, Inc. Mold alignment means for glass sheet shaping apparatus
US4311509A (en) * 1980-09-26 1982-01-19 Ppg Industries, Inc. Apparatus for conveying glass sheets
US4381933A (en) * 1982-01-25 1983-05-03 Ppg Industries, Inc. Method and apparatus for shaping moving glass sheets by sagging followed by roll pressing
US4470835A (en) * 1982-11-15 1984-09-11 Ppg Industries, Inc. Shaping sheets of glass or other deformable material to a complicated curvature

Also Published As

Publication number Publication date
FR2572387A1 (fr) 1986-05-02
IT1208836B (it) 1989-07-10
FR2572387B1 (fr) 1988-11-10
CA1269843A (en) 1990-06-05
US4556406A (en) 1985-12-03
IT8553963V0 (it) 1985-10-22

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971029