IT1091405B - Procedimento ed apparecchio per la sagomatura di lastre di vetro - Google Patents

Procedimento ed apparecchio per la sagomatura di lastre di vetro

Info

Publication number
IT1091405B
IT1091405B IT6898977A IT6898977A IT1091405B IT 1091405 B IT1091405 B IT 1091405B IT 6898977 A IT6898977 A IT 6898977A IT 6898977 A IT6898977 A IT 6898977A IT 1091405 B IT1091405 B IT 1091405B
Authority
IT
Italy
Prior art keywords
procedure
glass sheets
shaping glass
shaping
sheets
Prior art date
Application number
IT6898977A
Other languages
English (en)
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 IT1091405B publication Critical patent/IT1091405B/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
    • C03B23/025—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

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)
  • Joining Of Glass To Other Materials (AREA)
IT6898977A 1976-09-07 1977-09-06 Procedimento ed apparecchio per la sagomatura di lastre di vetro IT1091405B (it)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
IT1091405B true IT1091405B (it) 1985-07-06

Family

ID=27110324

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6898977A IT1091405B (it) 1976-09-07 1977-09-06 Procedimento ed apparecchio per la sagomatura di lastre di vetro

Country Status (8)

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

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
WO2020136909A1 (ja) * 2018-12-28 2020-07-02 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、及び凹面熱塑性板

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
JPS6024056B2 (ja) 1985-06-11
CA1099106A (en) 1981-04-14
FR2363529A1 (fr) 1978-03-31
AU507301B2 (en) 1980-02-07
FR2363529B1 (it) 1984-05-11
DE2740120A1 (de) 1978-05-18
GB1589441A (en) 1981-05-13
BR7705836A (pt) 1978-05-30
JPS5333211A (en) 1978-03-29

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