FR2546503B1 - Support a depression a chambres multiples, utilise pour la mise en forme de feuilles de verre, avec des moyens d'isolement des chambres a vide voisines - Google Patents

Support a depression a chambres multiples, utilise pour la mise en forme de feuilles de verre, avec des moyens d'isolement des chambres a vide voisines

Info

Publication number
FR2546503B1
FR2546503B1 FR8407865A FR8407865A FR2546503B1 FR 2546503 B1 FR2546503 B1 FR 2546503B1 FR 8407865 A FR8407865 A FR 8407865A FR 8407865 A FR8407865 A FR 8407865A FR 2546503 B1 FR2546503 B1 FR 2546503B1
Authority
FR
France
Prior art keywords
glass sheets
forming glass
support
vacuum
isolating neighboring
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
FR8407865A
Other languages
English (en)
Other versions
FR2546503A1 (fr
Inventor
Robert George Frank
John Joseph Ewing
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
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Publication of FR2546503A1 publication Critical patent/FR2546503A1/fr
Application granted granted Critical
Publication of FR2546503B1 publication Critical patent/FR2546503B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
    • C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
    • C03B23/0357—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by suction without blowing, e.g. with vacuum or by venturi effect

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Control Of Conveyors (AREA)
  • Specific Conveyance Elements (AREA)
FR8407865A 1983-05-24 1984-05-21 Support a depression a chambres multiples, utilise pour la mise en forme de feuilles de verre, avec des moyens d'isolement des chambres a vide voisines Expired FR2546503B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/496,221 US4483702A (en) 1983-05-24 1983-05-24 Multiple chamber vacuum holder used to shape glass sheets with means to isolate adjacent vacuum chambers

Publications (2)

Publication Number Publication Date
FR2546503A1 FR2546503A1 (fr) 1984-11-30
FR2546503B1 true FR2546503B1 (fr) 1987-01-30

Family

ID=23971729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8407865A Expired FR2546503B1 (fr) 1983-05-24 1984-05-21 Support a depression a chambres multiples, utilise pour la mise en forme de feuilles de verre, avec des moyens d'isolement des chambres a vide voisines

Country Status (5)

Country Link
US (1) US4483702A (fr)
JP (1) JPS59232926A (fr)
CA (1) CA1199793A (fr)
FR (1) FR2546503B1 (fr)
IT (1) IT1179932B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690319A (en) * 1985-12-20 1987-09-01 Smith Quintin R Method of making complexly curved mold
US4632691A (en) * 1985-12-20 1986-12-30 Smith Quintin R Complexly curved mold
FR2618138B1 (fr) * 1987-07-15 1989-12-01 Saint Gobain Vitrage Bombage de plaques de verre
US4853018A (en) * 1987-11-23 1989-08-01 Ford Motor Company Method and apparatus for forming a glass sheet
US4877437A (en) * 1988-04-29 1989-10-31 Glasstech International L.P. Vacuum platen for sharp bends
US4892574A (en) * 1988-07-11 1990-01-09 Vitro Flex, S.A. Apparatus for the horizontal bending and tempering of glass sheets
US5009409A (en) * 1988-08-15 1991-04-23 Shell Oil Company Method and apparatus for manipulation of fabric
JPH06256030A (ja) 1993-03-02 1994-09-13 Nippon Sheet Glass Co Ltd 板ガラスの曲げ成形方法
US5951733A (en) * 1998-08-04 1999-09-14 Glasstech, Inc. Mold apparatus and method for vacuum forming glass sheets
US20060249553A1 (en) * 2005-05-06 2006-11-09 Ljerka Ukrainczyk Ultrasonic induced crack propagation in a brittle material
DE602006007792D1 (de) * 2005-12-14 2009-08-27 Asahi Glass Co Ltd Verfahren und Vorrichtung zum Biegen einer Glasscheibe
JP5605649B2 (ja) * 2008-09-09 2014-10-15 旭硝子株式会社 ガラス板の風冷強化装置、及び風冷強化方法
US20100281919A1 (en) * 2009-05-06 2010-11-11 Solfocus, Inc. Device and Method for Shaping Optical Components
US20140183181A1 (en) * 2012-12-27 2014-07-03 Pilkington Group Limited Method and apparatus for forming a vehicle window assembly using induction soldering
US10391716B2 (en) * 2015-12-23 2019-08-27 Grotown VI, LLC Articulating vacuum plate system and related method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282026A (en) * 1978-01-25 1981-08-04 Mcmaster Harold Apparatus for bending and tempering glass
US4229199A (en) * 1979-05-21 1980-10-21 Ppg Industries, Inc. Shaping glass sheets by drop forming with differential vacuum release
US4229200A (en) * 1979-06-01 1980-10-21 Ppg Industries, Inc. Drop forming glass sheets with auxiliary shaping means
US4277276A (en) * 1980-03-17 1981-07-07 Ppg Industries, Inc. Method and apparatus for shaping glass sheets using deformable vacuum mold
US4349375A (en) * 1980-03-18 1982-09-14 Ppg Industries, Inc. Deformable vacuum mold for shaping glass sheets
US4297118A (en) * 1980-03-18 1981-10-27 Ppg Industries, Inc. Controlling overheating of vacuum mold used to shape glass sheets

Also Published As

Publication number Publication date
JPS6245177B2 (fr) 1987-09-25
US4483702A (en) 1984-11-20
FR2546503A1 (fr) 1984-11-30
IT1179932B (it) 1987-09-16
IT8467523A1 (it) 1985-11-23
CA1199793A (fr) 1986-01-28
IT8467523A0 (it) 1984-05-23
JPS59232926A (ja) 1984-12-27

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Legal Events

Date Code Title Description
ST Notification of lapse