FR2441592A1 - Procede et dispositif pour la mise en forme de feuilles de verre par formage par chute - Google Patents

Procede et dispositif pour la mise en forme de feuilles de verre par formage par chute

Info

Publication number
FR2441592A1
FR2441592A1 FR7927780A FR7927780A FR2441592A1 FR 2441592 A1 FR2441592 A1 FR 2441592A1 FR 7927780 A FR7927780 A FR 7927780A FR 7927780 A FR7927780 A FR 7927780A FR 2441592 A1 FR2441592 A1 FR 2441592A1
Authority
FR
France
Prior art keywords
forming
glass sheets
station
drop
sheets
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.)
Granted
Application number
FR7927780A
Other languages
English (en)
French (fr)
Other versions
FR2441592B1 (de
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.)
PPG Industries Inc
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
Priority claimed from US06/044,425 external-priority patent/US4233049A/en
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Publication of FR2441592A1 publication Critical patent/FR2441592A1/fr
Application granted granted Critical
Publication of FR2441592B1 publication Critical patent/FR2441592B1/fr
Granted legal-status Critical Current

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
    • 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
    • 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
    • C03B23/0256—Gravity bending accelerated by applying mechanical forces, e.g. inertia, weights or local forces
    • 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
    • C03B35/145—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction
    • 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
    • C03B35/145—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction
    • C03B35/147—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction of the non-contact type
    • 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
    • C03B35/22—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands on a fluid support bed, e.g. on molten metal
    • C03B35/24—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands on a fluid support bed, e.g. on molten metal on a gas support bed
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2225/00—Transporting hot glass sheets during their manufacture
    • C03B2225/02—Means for positioning, aligning or orientating the sheets during their travel, e.g. stops
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates
FR7927780A 1978-11-13 1979-11-12 Procede et dispositif pour la mise en forme de feuilles de verre par formage par chute Granted FR2441592A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US96040478A 1978-11-13 1978-11-13
US06/044,425 US4233049A (en) 1979-06-01 1979-06-01 Method and apparatus for shaping glass sheets by drop forming

Publications (2)

Publication Number Publication Date
FR2441592A1 true FR2441592A1 (fr) 1980-06-13
FR2441592B1 FR2441592B1 (de) 1984-08-31

Family

ID=26721536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7927780A Granted FR2441592A1 (fr) 1978-11-13 1979-11-12 Procede et dispositif pour la mise en forme de feuilles de verre par formage par chute

Country Status (9)

Country Link
KR (1) KR830002373B1 (de)
AU (1) AU513860B2 (de)
BR (1) BR7907343A (de)
CA (1) CA1128755A (de)
DE (1) DE2945776C2 (de)
ES (2) ES8100228A1 (de)
FR (1) FR2441592A1 (de)
GB (1) GB2037272B (de)
IT (1) IT1119960B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3640892A1 (de) * 1986-11-29 1988-06-09 Ver Glaswerke Gmbh Verfahren und vorrichtung zum biegen einer glasscheibe
DE19547935C1 (de) * 1995-12-22 1997-03-20 Sekurit Saint Gobain Deutsch Verfahren zum Biegen und/oder Vorspannen von Glasscheiben und Formring zur Durchführung des Verfahrens
DE19746558C1 (de) * 1997-10-22 1999-03-04 Sekurit Saint Gobain Deutsch Verfahren und Formring zum Biegen und Vorspannen von Glasscheiben

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1516646A (fr) * 1966-05-09 1968-03-08 Permaglass Procédé et appareil pour traiter des feuilles de verre
FR2046790A1 (de) * 1969-06-16 1971-03-12 Permaglass
FR2085464A1 (de) * 1970-04-23 1971-12-24 Saint Gobain
DE2400296A1 (de) * 1973-01-10 1974-07-18 Ppg Industries Inc Verfahren zur behandlung von glasscheiben zum formen und abkuehlen
US3869271A (en) * 1973-07-26 1975-03-04 Ppg Industries Inc Shaping glass sheets
US4092141A (en) * 1977-01-03 1978-05-30 Ppg Industries, Inc. Method and apparatus for handling glass sheets for shaping and cooling
EP0003391A1 (de) * 1978-01-25 1979-08-08 McMaster, Harold A. Vorrichtung zum Biegen und zur Wärmebehandlung von Glas
EP0003392A1 (de) * 1978-01-25 1979-08-08 McMaster, Harold A. Vakuumhaltesystem und Anwendungsverfahren für das Glasbiegen
EP0005306A1 (de) * 1978-05-01 1979-11-14 McMaster, Harold A. Vorrichtung und Verfahren zum Biegen von Glas
US4204854A (en) * 1978-05-01 1980-05-27 Mcmaster Harold Apparatus and method for bending glass sheets
US4213222A (en) * 1978-01-19 1980-07-22 Basf Aktiengesellschaft Cleaning apparatus for a web of plastics film having a magnetic coating

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2377849A (en) * 1942-08-29 1945-06-12 Libbey Owens Ford Glass Co Process for bending glass
GB674495A (en) * 1949-07-30 1952-06-25 Libbey Owens Ford Glass Co Shaping glass sheets
US3607187A (en) * 1969-01-08 1971-09-21 Permaglass Method and apparatus for reshaping glass sheets
FR2409239A1 (fr) * 1977-11-22 1979-06-15 Saint Gobain Dispositif pour la trempe thermique du verre

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1516646A (fr) * 1966-05-09 1968-03-08 Permaglass Procédé et appareil pour traiter des feuilles de verre
US3468645A (en) * 1966-05-09 1969-09-23 Permaglass Method and apparatus for shaping glass sheets supported on a gas support bed
FR2046790A1 (de) * 1969-06-16 1971-03-12 Permaglass
US3573889A (en) * 1969-06-16 1971-04-06 Permaglass Method for shaping,tempering and laminating glass sheets
FR2085464A1 (de) * 1970-04-23 1971-12-24 Saint Gobain
US3778244A (en) * 1970-04-23 1973-12-11 Saint Gobain Bending of flat glass on a mold with vacuum
US3846106A (en) * 1973-01-10 1974-11-05 Ppg Industries Inc Tempering glass sheets
US3846104A (en) * 1973-01-10 1974-11-05 Ppg Industries Inc Handling glass sheets for shaping and cooling
DE2400296A1 (de) * 1973-01-10 1974-07-18 Ppg Industries Inc Verfahren zur behandlung von glasscheiben zum formen und abkuehlen
US3869271A (en) * 1973-07-26 1975-03-04 Ppg Industries Inc Shaping glass sheets
US4092141A (en) * 1977-01-03 1978-05-30 Ppg Industries, Inc. Method and apparatus for handling glass sheets for shaping and cooling
US4213222A (en) * 1978-01-19 1980-07-22 Basf Aktiengesellschaft Cleaning apparatus for a web of plastics film having a magnetic coating
EP0003391A1 (de) * 1978-01-25 1979-08-08 McMaster, Harold A. Vorrichtung zum Biegen und zur Wärmebehandlung von Glas
EP0003392A1 (de) * 1978-01-25 1979-08-08 McMaster, Harold A. Vakuumhaltesystem und Anwendungsverfahren für das Glasbiegen
EP0005306A1 (de) * 1978-05-01 1979-11-14 McMaster, Harold A. Vorrichtung und Verfahren zum Biegen von Glas
US4204854A (en) * 1978-05-01 1980-05-27 Mcmaster Harold Apparatus and method for bending glass sheets

Also Published As

Publication number Publication date
IT7969200A0 (it) 1979-11-12
BR7907343A (pt) 1980-07-15
KR830002373B1 (ko) 1983-10-25
GB2037272A (en) 1980-07-09
CA1128755A (en) 1982-08-03
FR2441592B1 (de) 1984-08-31
ES490331A0 (es) 1981-02-16
ES485875A0 (es) 1980-11-01
ES8100228A1 (es) 1980-11-01
KR830001142A (ko) 1983-04-29
AU513860B2 (en) 1981-01-08
ES8102995A1 (es) 1981-02-16
DE2945776A1 (de) 1980-05-14
IT1119960B (it) 1986-03-19
GB2037272B (en) 1983-01-19
DE2945776C2 (de) 1988-10-20
AU5254279A (en) 1980-07-17

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