CA1007454A - Process for bending glass to a relatively sharp angle - Google Patents

Process for bending glass to a relatively sharp angle

Info

Publication number
CA1007454A
CA1007454A CA174,888A CA174888A CA1007454A CA 1007454 A CA1007454 A CA 1007454A CA 174888 A CA174888 A CA 174888A CA 1007454 A CA1007454 A CA 1007454A
Authority
CA
Canada
Prior art keywords
relatively sharp
sharp angle
bending glass
bending
glass
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
CA174,888A
Other languages
English (en)
Other versions
CA174888S (en
Inventor
Harold E. Hamilton
Robert P. Bamford
Paul V. Pastorek
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.)
Pilkington North America Inc
Original Assignee
Libbey Owens Ford Co
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 Libbey Owens Ford Co filed Critical Libbey Owens Ford Co
Application granted granted Critical
Publication of CA1007454A publication Critical patent/CA1007454A/en
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
    • C03B23/025—Re-forming glass sheets by bending by gravity
    • C03B23/0258—Gravity bending involving applying local or additional heating, cooling or insulating means
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/04—Electric heat

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Surface Treatment Of Glass (AREA)
  • Glass Compositions (AREA)
CA174,888A 1972-08-23 1973-06-25 Process for bending glass to a relatively sharp angle Expired CA1007454A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28307672A 1972-08-23 1972-08-23
US438234A US3879184A (en) 1972-08-23 1974-01-31 Process for treating a glass sheet bent to a relatively sharp angle

Publications (1)

Publication Number Publication Date
CA1007454A true CA1007454A (en) 1977-03-29

Family

ID=26961849

Family Applications (1)

Application Number Title Priority Date Filing Date
CA174,888A Expired CA1007454A (en) 1972-08-23 1973-06-25 Process for bending glass to a relatively sharp angle

Country Status (8)

Country Link
US (2) US3762904A (de)
BE (2) BE803904A (de)
CA (1) CA1007454A (de)
DE (2) DE2333905C2 (de)
FR (2) FR2196973B2 (de)
GB (2) GB1395134A (de)
LU (2) LU68290A1 (de)
NL (2) NL172946C (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762904A (en) * 1972-08-23 1973-10-02 Libbey Owens Ford Co Process for bending a glass sheet to a relatively sharp angle
US3880636A (en) * 1973-11-27 1975-04-29 Ppg Industries Inc Shaping glass sheets to complex bends
US4002450A (en) * 1975-03-14 1977-01-11 Libbey-Owens-Ford Company Method of and apparatus for bending glass sheets to relatively sharp angles
US4043785A (en) * 1976-08-13 1977-08-23 Ppg Industries, Inc. Shaping glass sheets
US4109044A (en) * 1976-08-27 1978-08-22 Libbey-Owens-Ford Company Electrically heated window having sharply bent portions
US4072493A (en) * 1976-09-07 1978-02-07 Ppg Industries, Inc. Method and apparatus for reshaping glass sheets
US4056379A (en) * 1977-01-03 1977-11-01 Ppg Industries, Inc. Forming V bends in glass sheets by press bending
US4076514A (en) * 1977-01-03 1978-02-28 Ppg Industries, Inc. Insulated tongs for supporting glass sheets during press bending to V shapes and process of use
DE2757179C2 (de) * 1977-01-03 1982-05-06 PPG Industries, Inc., 15222 Pittsburgh, Pa. Verfahren und Vorrichtung zum Biegen von Glasscheiben
US4077791A (en) * 1977-04-06 1978-03-07 Libbey-Owens-Ford Company Electrical contact apparatus on a glass sheet gravity mold
JPS53145832A (en) * 1977-05-26 1978-12-19 Central Glass Co Ltd Method of bending glass plate
DE2741965C3 (de) * 1977-09-17 1980-07-24 Vereinigte Glaswerke Gmbh, 5100 Aachen Verfahren und Vorrichtung zum Biegen von Glasscheiben
US4157254A (en) * 1978-04-03 1979-06-05 Ppg Industries, Inc. Method and apparatus for bending glass sheets to curved V-bends
US4210436A (en) * 1979-04-02 1980-07-01 Ppg Industries, Inc. Method of impressing an accent line in bent glass sheets with a heated tube
US4210435A (en) * 1979-04-02 1980-07-01 Ppg Industries, Inc. Method of making accent lines in bent glass sheets
US4446059A (en) * 1982-04-15 1984-05-01 E. I. Du Pont De Nemours & Co. Conductor compositions
US4470837A (en) * 1982-11-22 1984-09-11 Ppg Industries, Inc. Split ring-like support member of adjustable length for shaping glass sheets
DE3721306C1 (en) * 1987-06-27 1989-01-26 Flachglas Ag Support ring for a hot glass pane during thermal prestressing
DE3843626A1 (de) * 1988-12-23 1990-06-28 Flachglas Ag Verfahren zur herstellung einer verbund-kraftfahrzeugscheibe
US5589248A (en) * 1992-09-18 1996-12-31 Suntec Corporation Shaped glass sheet and a process for the preparation thereof
DE10344444B4 (de) * 2003-09-25 2007-10-31 Schott Ag Verfahren zum partiellen Umformen von Glasplatten, Glas- oder Glaskeramikplatte mit partiell umgeformten Teilbereichen und Verwendung dieser Platte
US7918118B2 (en) * 2008-05-05 2011-04-05 Ford Global Technologies, Llc Method of using an electromagnetic forming machine to hem a plurality of panels to form a panel assembly
CN102674664A (zh) * 2012-05-31 2012-09-19 洛阳兰迪玻璃机器股份有限公司 一种玻璃折弯方法及其玻璃制品
JP6443809B2 (ja) * 2013-01-26 2018-12-26 コーニング インコーポレイテッド 積層ガラス構造体及び製造方法
CN105451988B (zh) 2013-06-14 2018-08-07 康宁股份有限公司 制造具有改进的边缘状态的层压玻璃制品的方法
DE102014110923B4 (de) 2014-07-31 2016-06-02 Schott Ag Geformter Glas- oder Glaskeramikartikel
EP3257824A1 (de) * 2016-06-15 2017-12-20 Corning Incorporated Vorrichtung und verfahren zum biegen von dünnen glasscheiben
US11513080B2 (en) * 2016-09-09 2022-11-29 Hamilton Sundstrand Corporation Inspection systems for additive manufacturing systems
DE102018212796A1 (de) 2018-07-31 2020-02-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Umformen von Glasscheiben

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2241520A (en) * 1936-06-11 1941-05-13 B F Drakenfeld & Co Inc Vitreous enamel
DE1049064B (de) * 1957-11-02 1959-01-22 Curt Firn Verfahren und Vorrichtung zum Herstellen von Streifen nach Schellbach auf roehrenartigen Messgeraeten aus Glas
US3241936A (en) * 1962-09-18 1966-03-22 Libbey Owens Ford Glass Co Method of bending glass sheets
US3762903A (en) * 1971-04-20 1973-10-02 Libbey Owens Ford Co Process for bending glass to a relatively sharp angle
US3762904A (en) * 1972-08-23 1973-10-02 Libbey Owens Ford Co Process for bending a glass sheet to a relatively sharp angle

Also Published As

Publication number Publication date
DE2333905C2 (de) 1982-12-09
LU68290A1 (de) 1973-10-24
AU5746773A (en) 1975-01-09
NL172946B (nl) 1983-06-16
FR2259795B1 (de) 1978-07-21
BE824805A (fr) 1975-05-15
DE2503467A1 (de) 1975-08-07
GB1447950A (en) 1976-09-02
FR2196973B2 (de) 1980-01-04
BE803904A (fr) 1973-12-17
GB1395134A (en) 1975-05-21
FR2259795A1 (de) 1975-08-29
NL7309108A (de) 1974-02-26
DE2333905A1 (de) 1974-03-07
NL172946C (nl) 1983-11-16
US3879184A (en) 1975-04-22
FR2196973A2 (de) 1974-03-22
LU71758A1 (de) 1975-06-24
US3762904A (en) 1973-10-02
NL7500968A (nl) 1975-08-04
DE2503467C2 (de) 1984-05-10
AU7754475A (en) 1976-07-29

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