IT9021436A0 - Procedimento per ridurre le sollecitazioni residue in parabrezza - Google Patents

Procedimento per ridurre le sollecitazioni residue in parabrezza

Info

Publication number
IT9021436A0
IT9021436A0 IT21436A IT2143690A IT9021436A0 IT 9021436 A0 IT9021436 A0 IT 9021436A0 IT 21436 A IT21436 A IT 21436A IT 2143690 A IT2143690 A IT 2143690A IT 9021436 A0 IT9021436 A0 IT 9021436A0
Authority
IT
Italy
Prior art keywords
windshield
procedure
residual stresses
reduce residual
reduce
Prior art date
Application number
IT21436A
Other languages
English (en)
Other versions
IT9021436A1 (it
IT1244313B (it
Inventor
Thomas Jonah Reese
David Bruce Rayburn
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 IT9021436A0 publication Critical patent/IT9021436A0/it
Publication of IT9021436A1 publication Critical patent/IT9021436A1/it
Application granted granted Critical
Publication of IT1244313B publication Critical patent/IT1244313B/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
    • 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
    • C03B23/0252—Re-forming glass sheets by bending by gravity by gravity only, e.g. sagging

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)
  • Superconductors And Manufacturing Methods Therefor (AREA)
IT02143690A 1989-09-13 1990-09-11 Procedimento per ridurre le sollecitazioni residue in parabrezza IT1244313B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/406,476 US4983200A (en) 1989-09-13 1989-09-13 Glass shaping ring having a thermal insulating member and method of shaping glass sheets using same

Publications (3)

Publication Number Publication Date
IT9021436A0 true IT9021436A0 (it) 1990-09-11
IT9021436A1 IT9021436A1 (it) 1992-03-11
IT1244313B IT1244313B (it) 1994-07-08

Family

ID=23608154

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02143690A IT1244313B (it) 1989-09-13 1990-09-11 Procedimento per ridurre le sollecitazioni residue in parabrezza

Country Status (4)

Country Link
US (1) US4983200A (it)
CA (1) CA2024659C (it)
FR (1) FR2651770B1 (it)
IT (1) IT1244313B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5679124A (en) * 1995-08-02 1997-10-21 Glasstech, Inc. Cooling ring assembly for controlling stresses in a formed glass sheet
US20050092026A1 (en) * 2003-11-03 2005-05-05 Merola Janice E. Curved support fixtures for shape control
US7140196B2 (en) * 2004-11-30 2006-11-28 Grindmaster Corporation Chilled beverage dispenser with cradle evaporator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281231A (en) * 1958-02-17 1966-10-25 Pittsburgh Plate Glass Co Bending mold for glass sheets
US3137558A (en) * 1958-09-11 1964-06-16 Libbey Owens Ford Glass Co Glass bending apparatus
FR1299771A (fr) * 1960-07-20 1962-07-27 Pittsburgh Plate Glass Co Forme de bombage de feuilles de verre
US3265488A (en) * 1962-12-06 1966-08-09 Libbey Owens Ford Glass Co Bending mold with peripheral heat absorber
US3278287A (en) * 1963-05-28 1966-10-11 Libbey Owens Ford Glass Co Method of producing pattern-cut bent glass sheet
US3264082A (en) * 1965-04-22 1966-08-02 Pittsburgh Plate Glass Co Glass sheet bending mold with heat absorber
US3976462A (en) * 1975-03-10 1976-08-24 Ppg Industries, Inc. Method and apparatus for bending glass sheets
US4375978A (en) * 1981-07-01 1983-03-08 Ppg Industries, Inc. Lightweight outline mold with low thermal inertia for shaping glass sheets
US4687501A (en) * 1986-04-21 1987-08-18 Ppg Industries, Inc. Lightweight bending iron heat shields for glass bending molds

Also Published As

Publication number Publication date
IT9021436A1 (it) 1992-03-11
US4983200A (en) 1991-01-08
FR2651770B1 (fr) 1994-03-11
FR2651770A1 (fr) 1991-03-15
CA2024659C (en) 1996-05-28
IT1244313B (it) 1994-07-08
CA2024659A1 (en) 1991-03-14

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970925