IT1159637B - Procedimento ed apparecchiatura per sagomare lastre di vetro e stampo di contorno od elemento ad anello utilizzato nel procedimento e facente parte dell'apparecchiatura - Google Patents

Procedimento ed apparecchiatura per sagomare lastre di vetro e stampo di contorno od elemento ad anello utilizzato nel procedimento e facente parte dell'apparecchiatura

Info

Publication number
IT1159637B
IT1159637B IT68219/83A IT6821983A IT1159637B IT 1159637 B IT1159637 B IT 1159637B IT 68219/83 A IT68219/83 A IT 68219/83A IT 6821983 A IT6821983 A IT 6821983A IT 1159637 B IT1159637 B IT 1159637B
Authority
IT
Italy
Prior art keywords
equipment
procedure
glass sheets
element used
ring element
Prior art date
Application number
IT68219/83A
Other languages
English (en)
Other versions
IT8368219A0 (it
Inventor
Samuel Seymour Lansing
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 IT8368219A0 publication Critical patent/IT8368219A0/it
Application granted granted Critical
Publication of IT1159637B publication Critical patent/IT1159637B/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
    • 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
    • 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
    • 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
    • C03B35/20—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames
    • C03B35/202—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames by supporting frames
    • 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)
  • Mechanical Engineering (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
IT68219/83A 1982-11-22 1983-11-21 Procedimento ed apparecchiatura per sagomare lastre di vetro e stampo di contorno od elemento ad anello utilizzato nel procedimento e facente parte dell'apparecchiatura IT1159637B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/443,258 US4470837A (en) 1982-11-22 1982-11-22 Split ring-like support member of adjustable length for shaping glass sheets

Publications (2)

Publication Number Publication Date
IT8368219A0 IT8368219A0 (it) 1983-11-21
IT1159637B true IT1159637B (it) 1987-03-04

Family

ID=23760061

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68219/83A IT1159637B (it) 1982-11-22 1983-11-21 Procedimento ed apparecchiatura per sagomare lastre di vetro e stampo di contorno od elemento ad anello utilizzato nel procedimento e facente parte dell'apparecchiatura

Country Status (4)

Country Link
US (1) US4470837A (it)
CA (1) CA1204939A (it)
FR (1) FR2536384B1 (it)
IT (1) IT1159637B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4746348A (en) * 1986-12-29 1988-05-24 Ppg Industries, Inc. Horizontal press bending apparatus and method
US4877437A (en) * 1988-04-29 1989-10-31 Glasstech International L.P. Vacuum platen for sharp bends
US5383950A (en) * 1993-10-04 1995-01-24 Ford Motor Company Apparatus for supporting a glass sheet during a tempering process
DE19725189C1 (de) * 1997-06-14 1998-11-26 Sekurit Saint Gobain Deutsch Vorrichtung zum Biegen von Glasscheiben
US20050092028A1 (en) * 2003-11-05 2005-05-05 William Blanc Light weight gravity bending ring
KR102445875B1 (ko) 2017-01-03 2022-09-21 코닝 인코포레이티드 만곡된 커버 유리 및 디스플레이 또는 터치 패널을 갖는 차량 인테리어 시스템 및 이를 형성시키는 방법
CN117962601A (zh) 2017-07-18 2024-05-03 康宁公司 复杂弯曲玻璃制品的冷成型
EP3681847B1 (en) 2017-09-12 2025-01-29 Corning Incorporated Tactile elements for deadfronted glass and methods of making the same
US11065960B2 (en) 2017-09-13 2021-07-20 Corning Incorporated Curved vehicle displays
TWI844520B (zh) 2017-10-10 2024-06-11 美商康寧公司 具有改善可靠性的彎曲的覆蓋玻璃的車輛內部系統及其形成方法
CN111656254B (zh) * 2017-11-30 2023-06-02 康宁公司 用于真空成形非球面镜的系统与方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2176999A (en) * 1937-04-27 1939-10-24 Pittsburgh Plate Glass Co Process and apparatus for bending glass sheets
US2876594A (en) * 1954-02-01 1959-03-10 Pittsburgh Plate Glass Co Apparatus for bending glass and other heat-softened materials
US2977719A (en) * 1954-07-28 1961-04-04 Pittsburgh Plate Glass Co Bending mold
US2857713A (en) * 1955-09-01 1958-10-28 Pilkington Brothers Ltd Apparatus for use in bending flat glass
US3192029A (en) * 1958-01-24 1965-06-29 Pittsburgh Plate Glass Co Apparatus for bending glass sheets with intermediate finger support
NL293648A (it) * 1962-06-07
US3484226A (en) * 1966-08-25 1969-12-16 Ppg Industries Inc Outline mold for supporting glass sheets
US3762903A (en) * 1971-04-20 1973-10-02 Libbey Owens Ford Co Process for bending glass to a relatively sharp angle
US3741743A (en) * 1972-07-31 1973-06-26 S Seymour Glass sheet shaping frame
US3762904A (en) * 1972-08-23 1973-10-02 Libbey Owens Ford Co Process for bending a glass sheet to a relatively sharp angle
US3973943A (en) * 1975-03-12 1976-08-10 Ppg Industries, Inc. Apparatus for supporting shaped glass sheets for tempering
CA1102135A (en) * 1976-08-23 1981-06-02 Willie G. Deangelis Bending glass sheets
US4185986A (en) * 1978-10-25 1980-01-29 Ppg Industries, Inc. Apparatus for handling glass sheets during shaping and cooling
US4229200A (en) * 1979-06-01 1980-10-21 Ppg Industries, Inc. Drop forming glass sheets with auxiliary shaping means
US4252552A (en) * 1979-09-25 1981-02-24 Ppg Industries, Inc. Shaping glass sheets using molds of different shapes
US4277276A (en) * 1980-03-17 1981-07-07 Ppg Industries, Inc. Method and apparatus for shaping glass sheets using deformable vacuum mold
US4331464A (en) * 1981-03-02 1982-05-25 Ppg Industries, Inc. Glass sheet support of ring-like configuration

Also Published As

Publication number Publication date
FR2536384A1 (fr) 1984-05-25
FR2536384B1 (fr) 1987-04-17
IT8368219A0 (it) 1983-11-21
CA1204939A (en) 1986-05-27
US4470837A (en) 1984-09-11

Similar Documents

Publication Publication Date Title
IT1173852B (it) Procedimento ed apparecchiatura per la realizzazione di pezzi
IT7850645A0 (it) Dispositivo e procedimento per la identificazione dello stampo origi natore nella produzione di oggetti in vetro stampato
IT8349249A0 (it) Metodo e dispositivo per la fabbricazione di oggetti metallici non allergizzanti
IT1159963B (it) Procedimento ed apparecchiatura per la fabbricazione di lastre di vetro sagomate particolarmente per la produzione di cristalli per autoveicoli
IT1167444B (it) Processo e dispositivo per la produzione di profilati
DE3260206D1 (en) Process for the preparation of tertiary amines
IT1159637B (it) Procedimento ed apparecchiatura per sagomare lastre di vetro e stampo di contorno od elemento ad anello utilizzato nel procedimento e facente parte dell'apparecchiatura
IT1128640B (it) Procedimento ed apparecchio per la produzione di sottili foglietti di vetro
ZA826475B (en) Manufacture of amines
IT1153941B (it) Procedimento e apparecchiatura per la fabbricazione di legno compensato
IT1122940B (it) Metodo ed apparato per la fabbricazione di corpi fusiformi
IT8348536A0 (it) Procedimento per la produzione di interferon
IT1173525B (it) Processo ed apparato per la produzione di nerofumo
IT1135415B (it) Metodo e apparecchiatura per la formatura di stampi formatori di vetro
GB2103216B (en) Process for the preparation of n-substituted methacrylamides and acrylamides
DE3270203D1 (en) Process for the preparation of permethylated oligomeric amines and alkanol amines
IL67451A (en) 4-cyano-2-azetidinones and production thereof and process for the preparation of 4-carbamoyl-2-azetidinones using them
IT1136857B (it) Procedimento per la produzione di particelle di gel mediante atomizzazione e gelificazione ed apparecchiatura per l'attuazione di detto procedimento
IT1136856B (it) Procedimento per la produzione di particelle di gel ed apparecchiatura per l'attuazione di detto procedimento
IT1208817B (it) Procedimento per la fabbricazione di pezzi sagomati piatti e dispositivo per l attuazione del procedimento
IT1159968B (it) Apparecchio e procedimento per la tempra di lastre di vetro
IT1152009B (it) Procedimento e dispositivo per l'esatta assiematura di parti di stampi
IL68296A0 (en) Method and apparatus for the photochemical production of haloalkanes and halo-cyclo-alkanes
IT1156381B (it) Procedimento per la sagomatura di lastre di vetro ed apparato per la attuazione del procedimento
YU29282A (en) Process for the manufacture of tetrahydronaphthaline and indiane

Legal Events

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

Effective date: 19971125