IT1160906B - Procedimento e dispositivo per la foggiatura di lastre di vetro mediante formatura su rulli - Google Patents

Procedimento e dispositivo per la foggiatura di lastre di vetro mediante formatura su rulli

Info

Publication number
IT1160906B
IT1160906B IT69518/78A IT6951878A IT1160906B IT 1160906 B IT1160906 B IT 1160906B IT 69518/78 A IT69518/78 A IT 69518/78A IT 6951878 A IT6951878 A IT 6951878A IT 1160906 B IT1160906 B IT 1160906B
Authority
IT
Italy
Prior art keywords
slotting
rollers
procedure
forming
glass slabs
Prior art date
Application number
IT69518/78A
Other languages
English (en)
Other versions
IT7869518A0 (it
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 IT7869518A0 publication Critical patent/IT7869518A0/it
Application granted granted Critical
Publication of IT1160906B publication Critical patent/IT1160906B/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
    • C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
    • C03B35/182—Construction of the conveyor rollers ; Materials, coatings or coverings thereof 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
    • C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
    • C03B35/189—Disc rollers
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B40/00—Preventing adhesion between glass and glass or between glass and the means used to shape it, hold it or support it
    • C03B40/005—Fabrics, felts or loose covers

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)
IT69518/78A 1977-11-02 1978-11-02 Procedimento e dispositivo per la foggiatura di lastre di vetro mediante formatura su rulli IT1160906B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/847,876 US4139359A (en) 1977-11-02 1977-11-02 Method and apparatus for shaping glass sheets by roll forming

Publications (2)

Publication Number Publication Date
IT7869518A0 IT7869518A0 (it) 1978-11-02
IT1160906B true IT1160906B (it) 1987-03-11

Family

ID=25301713

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69518/78A IT1160906B (it) 1977-11-02 1978-11-02 Procedimento e dispositivo per la foggiatura di lastre di vetro mediante formatura su rulli

Country Status (7)

Country Link
US (1) US4139359A (it)
JP (1) JPS5485217A (it)
CA (1) CA1112454A (it)
DE (1) DE2847354C3 (it)
FR (1) FR2407896A1 (it)
IT (1) IT1160906B (it)
ZA (1) ZA786001B (it)

Families Citing this family (61)

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US4225333A (en) * 1978-11-15 1980-09-30 Ppg Industries, Inc. Glass sheet tempering apparatus
FR2442219A1 (fr) * 1978-11-27 1980-06-20 Saint Gobain Bombage de feuilles de verre
US4218232A (en) * 1979-01-18 1980-08-19 Ppg Industries, Inc. Method of shaping moving sheets on roll forming apparatus
US4226608A (en) * 1979-05-14 1980-10-07 Shatterproof Glass Corporation Method and apparatus for curving glass sheets
EP0114168B1 (de) * 1983-01-21 1987-07-29 Karl-Heinz Dipl.-Ing. Dicks Vorrichtung zum Wölben von Glasscheiben
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
US4402723A (en) * 1982-01-28 1983-09-06 Ppg Industries, Inc. Nozzle arrangement for pass-through glass sheet tempering apparatus
US4586946A (en) * 1983-02-07 1986-05-06 Carl Kramer Equipment for curving glass sheets
US4525196A (en) * 1983-04-20 1985-06-25 Ppg Industries, Inc. Glass sheet handling devices
FR2549465B1 (fr) * 1983-07-20 1985-09-20 Saint Gobain Vitrage Installation de bombage et de trempe de feuilles de verre
FR2549464B1 (fr) * 1983-07-20 1985-09-20 Saint Gobain Vitrage Installation a courbure facilement modifiable pour le bombage et la trempe de feuilles de verre
FR2554436B1 (fr) * 1983-11-09 1986-01-31 Saint Gobain Vitrage Bombage de volumes de verre sur lit de conformation constitue d'elements tournants
FR2554437B1 (fr) * 1983-11-09 1986-01-31 Saint Gobain Vitrage Dispositif de bombage de plaques de verre
US4556406A (en) * 1984-10-25 1985-12-03 Ppg Industries, Inc. Compound bend roll forming
US4828900A (en) * 1987-12-23 1989-05-09 Ppg Industries, Inc. Discrete glass cutting and edge shaping
FI76313C (fi) * 1986-09-22 1988-10-10 Kyro Oy Foerfarande och anordning foer boejning och tempering av glasskivor.
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
US4749400A (en) * 1986-12-12 1988-06-07 Ppg Industries, Inc. Discrete glass sheet cutting
FI82921C (fi) * 1989-09-04 1991-05-10 Tamglass Oy Foerfarande och anordning foer boejning och haerdning av glasskiva.
US5009693A (en) * 1989-10-04 1991-04-23 Muirfield Holdings L.P. Method and apparatus for bending glass
EP0634371B1 (de) * 1993-07-15 1999-04-21 Cristales Automatrices De Jalisco, S.A. Verfahren und Vorrichtung zum dreidimensionalen Verformen von Platten, insbesondere Glasscheiben
EP0778246B1 (en) * 1995-12-07 1999-08-18 Tamglass Engineering Oy Method and apparatus for bending and tempering glass sheets
FR2741335B1 (fr) * 1995-11-22 1998-01-16 Corning Inc Procede et dispositif de formage d'une feuille en un materiau vitreux, par pressage de la feuille a l'etat pateux entre des rouleaux contrarotatifs
US5970747A (en) * 1996-11-07 1999-10-26 Corning Incorporated Apparatus for forming glass sheets with coaxial cavities
US5992180A (en) * 1997-08-06 1999-11-30 Asahi Glass Company Ltd. Method and apparatus for bend-shaping a glass plate
US5981920A (en) * 1997-09-12 1999-11-09 Ppg Industries Ohio, Inc. Furnace for heating glass sheets
JP4373612B2 (ja) 1998-12-03 2009-11-25 日本板硝子株式会社 曲げガラス板の製造方法および製造装置
US6363753B1 (en) 1998-12-03 2002-04-02 Nippon Sheet Glass Co., Ltd. Curved glass manufacturing apparatus with improved bending and conveyor units
JP2000290029A (ja) 1999-04-01 2000-10-17 Nippon Sheet Glass Co Ltd ガラス板成形用ベルトおよびこのベルトを用いた曲げガラス板の製造方法
MY126647A (en) 1999-07-23 2006-10-31 Nippon Sheet Glass Co Ltd Curved glass sheet for vehicle window
US6578383B2 (en) 2001-06-19 2003-06-17 Glasstech, Inc. Apparatus and method for roll bending heated glass sheets
US6543255B2 (en) 2001-06-19 2003-04-08 Glasstech, Inc. Press bending station and method for job switching
US6513348B2 (en) 2001-06-19 2003-02-04 Glasstech, Inc. Quench station and method for quenching formed glass sheets
WO2003008349A1 (fr) * 2001-07-18 2003-01-30 Asahi Glass Company, Limited Appareil de cintrage de verre et lamineur de cintrage
FR2842185B1 (fr) * 2002-07-09 2005-04-22 Gmc For Glass Industry Pour L Unite de trempe pour machine de pressage-cintrage de feuilles de verre
JP2004075504A (ja) * 2002-08-22 2004-03-11 Nippon Sheet Glass Co Ltd 板ガラスの複曲成形方法及びその装置
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
FR2862056B1 (fr) * 2003-11-12 2006-01-13 Saint Gobain Procede et machine d'obtention de feuilles de verre bombees
US20100218559A1 (en) * 2007-06-15 2010-09-02 Vesuvius Crucible Company High temperature roll
US8899078B2 (en) * 2008-11-26 2014-12-02 Corning Incorporated Glass sheet stabilizing system, glass manufacturing system and method for making a glass sheet
JP2010143800A (ja) * 2008-12-19 2010-07-01 Nippon Electric Glass Co Ltd ガラス板製造装置
JP5696393B2 (ja) * 2010-08-02 2015-04-08 日本電気硝子株式会社 ガラスフィルムの割断方法
JP5568454B2 (ja) * 2010-11-30 2014-08-06 東芝機械株式会社 成形品の製造方法、及び、成形装置
BE1020051A3 (fr) * 2011-07-04 2013-04-02 Agc Glass Europe Vitrage automobile.
EP2604582A1 (de) 2011-12-17 2013-06-19 Cristales Automotrices de Jalisco, S.A. Verfahren und Vorrichtung zum dreidimensionalen Verformen von Platten, insbesondere Glasplatten
FR2996224B1 (fr) 2012-10-03 2019-08-30 Saint-Gobain Glass France Bombage de feuilles de verre au defile sur un lit de rouleaux
US9154138B2 (en) 2013-10-11 2015-10-06 Palo Alto Research Center Incorporated Stressed substrates for transient electronic systems
US9780044B2 (en) 2015-04-23 2017-10-03 Palo Alto Research Center Incorporated Transient electronic device with ion-exchanged glass treated interposer
US10012250B2 (en) 2016-04-06 2018-07-03 Palo Alto Research Center Incorporated Stress-engineered frangible structures
US10224297B2 (en) 2016-07-26 2019-03-05 Palo Alto Research Center Incorporated Sensor and heater for stimulus-initiated fracture of a substrate
US10026579B2 (en) 2016-07-26 2018-07-17 Palo Alto Research Center Incorporated Self-limiting electrical triggering for initiating fracture of frangible glass
US10903173B2 (en) 2016-10-20 2021-01-26 Palo Alto Research Center Incorporated Pre-conditioned substrate
US10717669B2 (en) 2018-05-16 2020-07-21 Palo Alto Research Center Incorporated Apparatus and method for creating crack initiation sites in a self-fracturing frangible member
CN109354389B (zh) * 2018-08-24 2022-03-22 合肥中科衡金工业自动化有限公司 一种球面玻璃加工工艺
US11107645B2 (en) 2018-11-29 2021-08-31 Palo Alto Research Center Incorporated Functionality change based on stress-engineered components
US10947150B2 (en) 2018-12-03 2021-03-16 Palo Alto Research Center Incorporated Decoy security based on stress-engineered substrates
US10969205B2 (en) 2019-05-03 2021-04-06 Palo Alto Research Center Incorporated Electrically-activated pressure vessels for fracturing frangible structures
FR3102983B1 (fr) 2019-11-08 2021-11-26 Saint Gobain Procédé et dispositif de bombage d’une feuille de verre
US12013043B2 (en) 2020-12-21 2024-06-18 Xerox Corporation Triggerable mechanisms and fragment containment arrangements for self-destructing frangible structures and sealed vessels
US11904986B2 (en) 2020-12-21 2024-02-20 Xerox Corporation Mechanical triggers and triggering methods for self-destructing frangible structures and sealed vessels

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US2348887A (en) * 1938-06-02 1944-05-16 Libbey Owens Ford Glass Co Method of bending glass sheets
AT226393B (de) * 1960-11-10 1963-03-11 Moosbrunner Glasfabriks Ag Vorrichtung zur kontinuierlichen Herstellung von Kantprofilen aus Glas
US3262768A (en) * 1961-01-24 1966-07-26 Libbey Owens Ford Glass Co Method for bending and tempering glass sheets
AT239986B (de) * 1961-06-14 1965-05-10 Moosbrunner Glasfabriks Ag Vorrichtung zur Herstellung von Glasbändern durch Auswalzen mittels zweier Walzen
US3284182A (en) * 1961-06-22 1966-11-08 Moosbrunner Glasfabriks Ag Device for the fabrication of u-shaped profiles of glass in a continuous rolling procedure
BE622751A (it) * 1961-09-22
US3223499A (en) * 1962-06-04 1965-12-14 Pittsburgh Plate Glass Co Method of treating and conveying glass sheets
NL283303A (it) * 1961-10-03
US3396000A (en) * 1964-08-28 1968-08-06 Libbey Owens Ford Glass Co Method of and apparatus for bending and tempering glass sheets by differential heating
US3420650A (en) * 1966-02-08 1969-01-07 Mississippi Glass Co Method and apparatus for forming glass channels
FR1476785A (fr) * 1966-03-01 1967-04-14 Saint Gobain Perfectionnement au bombage de plaques de matières à l'état plastique
US3372016A (en) * 1966-07-07 1968-03-05 Libbey Owens Ford Glass Co Method for tempering and conveying glass sheets
US3522029A (en) * 1966-12-22 1970-07-28 Libbey Owens Ford Co Method of reshaping glass sheets by differential cooling
US3497340A (en) * 1968-07-29 1970-02-24 Ppg Industries Inc Method of tempering and reshaping glass sheets
FR2129919B2 (it) * 1971-03-22 1974-04-05 Saint Gobain
FR2137143B1 (it) * 1971-05-14 1974-03-08 Saint Gobain Pont A Mousson
US3820969A (en) * 1971-07-29 1974-06-28 V Dudkin Apparatus for making profiled articles
US3701644A (en) * 1971-11-03 1972-10-31 Ppg Industries Inc Method and apparatus for shaping glass sheets with opposed roller sets
FR2189330B1 (it) * 1972-06-23 1974-10-25 Saint Gobain Pont A Mousson
US3869269A (en) * 1973-06-20 1975-03-04 Ppg Industries Inc Method and apparatus for press shaping heat-softened sheets
US3856499A (en) * 1973-06-20 1974-12-24 Ppg Industries Inc Shaping heat-softened glass sheets by roll forming
US3871855A (en) * 1973-07-05 1975-03-18 Ppg Industries Inc Apparatus for roll-press forming heat-softened glass sheets
US3881906A (en) * 1973-08-20 1975-05-06 Libbey Owens Ford Co Heat treating glass sheets
US3934996A (en) * 1974-05-02 1976-01-27 Ppg Industries, Inc. Conveyor rolls on conveyor roll systems for roll forming apparatus
US3891420A (en) * 1974-05-02 1975-06-24 Ppg Industries Inc Shaping heat softened glass sheets by roll forming
US3929441A (en) * 1974-07-10 1975-12-30 Ppg Industries Inc Roll forming heat-softened glass sheets
DE2621902C3 (de) * 1975-05-30 1979-08-30 Saint-Gobain Industries, Neuilly- Sur-Seine (Frankreich) Verfahren und Vorrichtung zum Biegen erwärmter Glasscheiben
US3992181A (en) * 1975-06-02 1976-11-16 Ppg Industries, Inc. Shaping glass sheets
US4028086A (en) * 1976-02-25 1977-06-07 Libbey-Owens-Ford Company Apparatus for bending and tempering glass sheets by differential cooling
US4043783A (en) * 1976-05-05 1977-08-23 Ppg Industries, Inc. Press shaping glass sheets

Also Published As

Publication number Publication date
CA1112454A (en) 1981-11-17
DE2847354C3 (de) 1982-01-14
ZA786001B (en) 1980-06-25
US4139359A (en) 1979-02-13
IT7869518A0 (it) 1978-11-02
DE2847354A1 (de) 1979-05-03
JPS5485217A (en) 1979-07-06
FR2407896A1 (fr) 1979-06-01
JPS5614613B2 (it) 1981-04-06
DE2847354B2 (de) 1981-03-19

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971125