IT1179932B - Dispositivo di sopporto a vuoto a camere multiple per la sagomatura di lastre di vetro - Google Patents

Dispositivo di sopporto a vuoto a camere multiple per la sagomatura di lastre di vetro

Info

Publication number
IT1179932B
IT1179932B IT67523/84A IT6752384A IT1179932B IT 1179932 B IT1179932 B IT 1179932B IT 67523/84 A IT67523/84 A IT 67523/84A IT 6752384 A IT6752384 A IT 6752384A IT 1179932 B IT1179932 B IT 1179932B
Authority
IT
Italy
Prior art keywords
support device
glass sheets
chamber vacuum
multiple chamber
vacuum support
Prior art date
Application number
IT67523/84A
Other languages
English (en)
Other versions
IT8467523A1 (it
IT8467523A0 (it
Inventor
Robert George Frank
John Joseph Ewing
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 IT8467523A0 publication Critical patent/IT8467523A0/it
Publication of IT8467523A1 publication Critical patent/IT8467523A1/it
Application granted granted Critical
Publication of IT1179932B publication Critical patent/IT1179932B/it

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)
IT67523/84A 1983-05-24 1984-05-23 Dispositivo di sopporto a vuoto a camere multiple per la sagomatura di lastre di vetro IT1179932B (it)

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 (3)

Publication Number Publication Date
IT8467523A0 IT8467523A0 (it) 1984-05-23
IT8467523A1 IT8467523A1 (it) 1985-11-23
IT1179932B true IT1179932B (it) 1987-09-16

Family

ID=23971729

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67523/84A IT1179932B (it) 1983-05-24 1984-05-23 Dispositivo di sopporto a vuoto a camere multiple per la sagomatura di lastre di vetro

Country Status (5)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4632691A (en) * 1985-12-20 1986-12-30 Smith Quintin R Complexly curved mold
US4690319A (en) * 1985-12-20 1987-09-01 Smith Quintin R Method of making 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
EP1798206B2 (en) * 2005-12-14 2012-09-26 Asahi Glass Company, Limited Method and apparatus for bending a glass sheet
CN102143920B (zh) * 2008-09-09 2015-05-13 旭硝子株式会社 玻璃板的风冷强化装置及风冷强化方法
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
US4297118A (en) * 1980-03-18 1981-10-27 Ppg Industries, Inc. Controlling overheating of vacuum mold used to shape glass sheets
US4349375A (en) * 1980-03-18 1982-09-14 Ppg Industries, Inc. Deformable vacuum mold for shaping glass sheets

Also Published As

Publication number Publication date
IT8467523A1 (it) 1985-11-23
JPS59232926A (ja) 1984-12-27
CA1199793A (en) 1986-01-28
FR2546503B1 (fr) 1987-01-30
IT8467523A0 (it) 1984-05-23
US4483702A (en) 1984-11-20
JPS6245177B2 (it) 1987-09-25
FR2546503A1 (fr) 1984-11-30

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