IT1091646B - Procedimento e dispositivo per la curvatura di lastre di vetro a curva stretta - Google Patents

Procedimento e dispositivo per la curvatura di lastre di vetro a curva stretta

Info

Publication number
IT1091646B
IT1091646B IT69977/77A IT6997777A IT1091646B IT 1091646 B IT1091646 B IT 1091646B IT 69977/77 A IT69977/77 A IT 69977/77A IT 6997777 A IT6997777 A IT 6997777A IT 1091646 B IT1091646 B IT 1091646B
Authority
IT
Italy
Prior art keywords
curvature
procedure
glass slabs
narrow curve
narrow
Prior art date
Application number
IT69977/77A
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
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Application granted granted Critical
Publication of IT1091646B publication Critical patent/IT1091646B/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
    • C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
    • C03B23/031—Re-forming glass sheets by bending by press-bending between shaping moulds the glass sheets being in a vertical position
    • 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

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)
IT69977/77A 1977-01-03 1977-12-30 Procedimento e dispositivo per la curvatura di lastre di vetro a curva stretta IT1091646B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/756,211 US4076514A (en) 1977-01-03 1977-01-03 Insulated tongs for supporting glass sheets during press bending to V shapes and process of use

Publications (1)

Publication Number Publication Date
IT1091646B true IT1091646B (it) 1985-07-06

Family

ID=25042493

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69977/77A IT1091646B (it) 1977-01-03 1977-12-30 Procedimento e dispositivo per la curvatura di lastre di vetro a curva stretta

Country Status (3)

Country Link
US (1) US4076514A (it)
CA (1) CA1080276A (it)
IT (1) IT1091646B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7090270B2 (en) * 2004-06-18 2006-08-15 Narayanaswamy Onbathiveli S Method and apparatus for suspending an object, such as a hot glass object
JP2015034071A (ja) * 2013-08-08 2015-02-19 日本電気硝子株式会社 シート部材搬送装置、シート部材支持装置、シート部材検査装置、およびシート部材搬送方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA799907A (en) 1968-11-26 Ppg Industries, Inc. Press bending heat control
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
US2111392A (en) * 1937-04-27 1938-03-15 Pittsburgh Plate Glass Co Apparatus for bending glass sheets
US2999338A (en) * 1957-01-29 1961-09-12 Pittsburgh Plate Glass Co Glass bending mould
US3248195A (en) * 1959-01-09 1966-04-26 Pittsburgh Plate Glass Co Method and apparatus for bending glass sheets to compound curvatures
US3089727A (en) * 1960-07-29 1963-05-14 Pittsburgh Plate Glass Co Supporting glass sheets
US3340039A (en) * 1963-10-31 1967-09-05 Selas Corp Of America Glass tempering apparatus with resilient sheet support means
US3333935A (en) * 1964-02-03 1967-08-01 Pittsburgh Plate Glass Co Method of and apparatus for shaping glass sheets with opposed pressing members
US3290133A (en) * 1964-03-02 1966-12-06 Pittsburgh Plate Glass Co Method and apparatus for press bending glass sheets
US3367764A (en) * 1964-12-15 1968-02-06 Pittsburgh Plate Glass Co Glass sheet press shaping apparatus with means to adjust the pressing surface curvature
US3363930A (en) * 1966-05-04 1968-01-16 Pittsburgh Plate Glass Co Conveying glass sheets
GB1235464A (en) * 1967-09-05 1971-06-16 Triplex Safety Glass Co Improvements in or relating to the manufacture of curved glass
US3762903A (en) * 1971-04-20 1973-10-02 Libbey Owens Ford Co Process for bending glass to a relatively sharp angle
US3865680A (en) * 1972-03-29 1975-02-11 Ppg Industries Inc Automobile windshield and its method of fabrication
US3795501A (en) * 1972-03-29 1974-03-05 Ppg Industries Inc Method of shaping glass sheets to sharp bends
US3795570A (en) * 1972-03-29 1974-03-05 Ppg Industries Inc Method of shaping glass sheets to sharp bends and shaped glass sheets produced thereby
US3762904A (en) * 1972-08-23 1973-10-02 Libbey Owens Ford Co Process for bending a glass sheet to a relatively sharp angle
US3847586A (en) * 1973-12-18 1974-11-12 Ppg Industries Inc Apparatus for bending glass sheets to sharp curvatures
US3960535A (en) * 1974-09-13 1976-06-01 Libbey-Owens-Ford Company Method of and apparatus for bending glass sheets

Also Published As

Publication number Publication date
US4076514A (en) 1978-02-28
CA1080276A (en) 1980-06-24

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Legal Events

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

Effective date: 19931228