CA1099106A - Shaping glass sheets - Google Patents

Shaping glass sheets

Info

Publication number
CA1099106A
CA1099106A CA283,643A CA283643A CA1099106A CA 1099106 A CA1099106 A CA 1099106A CA 283643 A CA283643 A CA 283643A CA 1099106 A CA1099106 A CA 1099106A
Authority
CA
Canada
Prior art keywords
shaping
mold
ribbon
glass sheet
rails
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
CA283,643A
Other languages
English (en)
French (fr)
Inventor
Vaughn R. Imler
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 US05/763,259 external-priority patent/US4072493A/en
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Application granted granted Critical
Publication of CA1099106A publication Critical patent/CA1099106A/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
    • C03B23/027—Re-forming glass sheets by bending by gravity with moulds having at least two upward pivotable mould sections
CA283,643A 1976-09-07 1977-07-28 Shaping glass sheets Expired CA1099106A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US72086676A 1976-09-07 1976-09-07
US720,866 1976-09-07
US05/763,259 US4072493A (en) 1976-09-07 1977-01-27 Method and apparatus for reshaping glass sheets
US763,259 1977-01-27

Publications (1)

Publication Number Publication Date
CA1099106A true CA1099106A (en) 1981-04-14

Family

ID=27110324

Family Applications (1)

Application Number Title Priority Date Filing Date
CA283,643A Expired CA1099106A (en) 1976-09-07 1977-07-28 Shaping glass sheets

Country Status (8)

Country Link
JP (1) JPS6024056B2 (pt)
AU (1) AU507301B2 (pt)
BR (1) BR7705836A (pt)
CA (1) CA1099106A (pt)
DE (1) DE2740120A1 (pt)
FR (1) FR2363529A1 (pt)
GB (1) GB1589441A (pt)
IT (1) IT1091405B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074996A (en) * 1976-07-28 1978-02-21 Libbey-Owens-Ford Company Method of and apparatus for bending glass sheets
JPS5413523A (en) * 1977-07-04 1979-02-01 Asahi Glass Co Ltd Method of sharply bending glass sheet
US4184864A (en) * 1978-07-31 1980-01-22 Ppg Industries, Inc. Apparatus for fabricating sharply bent glass sheets
US4193785A (en) * 1978-08-15 1980-03-18 Libbey-Owens-Ford Company Glass sheet bending mold apparatus
JPS5551724A (en) * 1978-10-13 1980-04-15 Central Glass Co Ltd Plate glass bender
JPS58185444A (ja) * 1982-04-23 1983-10-29 Central Glass Co Ltd 板ガラスの曲げ加工法
AU603958B2 (en) * 1988-10-20 1990-11-29 O'brien Glass Industries Ltd. Improved glass bending method
JP6952369B2 (ja) * 2018-12-28 2021-10-20 株式会社三光精衡所 熱塑性板の曲げ加工方法、及び加工治具

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2215228A (en) * 1937-04-21 1940-09-17 Pittsburgh Plate Glass Co Process and apparatus for bending glass sheets
US2176999A (en) * 1937-04-27 1939-10-24 Pittsburgh Plate Glass Co Process and apparatus for bending glass sheets
US3238034A (en) * 1963-07-26 1966-03-01 Shatterproof Glass Corp Glass bending apparatus for forming curved glass panes having conical surface portions
US3281227A (en) * 1966-02-14 1966-10-25 Libbey Owens Ford Glass Co Method of bending glass sheets
US3880636A (en) * 1973-11-27 1975-04-29 Ppg Industries Inc Shaping glass sheets to complex bends
US3847586A (en) * 1973-12-18 1974-11-12 Ppg Industries Inc Apparatus for bending glass sheets to sharp curvatures

Also Published As

Publication number Publication date
AU2850077A (en) 1979-03-08
IT1091405B (it) 1985-07-06
AU507301B2 (en) 1980-02-07
FR2363529A1 (fr) 1978-03-31
BR7705836A (pt) 1978-05-30
JPS6024056B2 (ja) 1985-06-11
JPS5333211A (en) 1978-03-29
FR2363529B1 (pt) 1984-05-11
GB1589441A (en) 1981-05-13
DE2740120A1 (de) 1978-05-18

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Legal Events

Date Code Title Description
MKEX Expiry