CA1128755A - Method and apparatus for shaping glass sheets by drop forming - Google Patents
Method and apparatus for shaping glass sheets by drop formingInfo
- Publication number
- CA1128755A CA1128755A CA339,153A CA339153A CA1128755A CA 1128755 A CA1128755 A CA 1128755A CA 339153 A CA339153 A CA 339153A CA 1128755 A CA1128755 A CA 1128755A
- Authority
- CA
- Canada
- Prior art keywords
- glass sheet
- glass
- platen
- shaping mold
- glass sheets
- 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
Links
- 239000011521 glass Substances 0.000 title claims abstract description 223
- 238000007493 shaping process Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims description 24
- 238000005452 bending Methods 0.000 claims abstract description 70
- 238000005496 tempering Methods 0.000 claims abstract description 43
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 26
- 238000007665 sagging Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 229940028444 muse Drugs 0.000 abstract 1
- GMVPRGQOIOIIMI-DWKJAMRDSA-N prostaglandin E1 Chemical compound CCCCC[C@H](O)\C=C\[C@H]1[C@H](O)CC(=O)[C@@H]1CCCCCCC(O)=O GMVPRGQOIOIIMI-DWKJAMRDSA-N 0.000 abstract 1
- 230000008859 change Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
- C03B27/044—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position
- C03B27/0442—Tempering or quenching glass products using gas for flat or bent glass sheets being in a horizontal position for bent glass sheets
-
- 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
-
- 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
- C03B23/0256—Gravity bending accelerated by applying mechanical forces, e.g. inertia, weights or local forces
-
- 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
- C03B35/145—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction
-
- 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
- C03B35/145—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction
- C03B35/147—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction of the non-contact type
-
- 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
- C03B35/22—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands on a fluid support bed, e.g. on molten metal
- C03B35/24—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands on a fluid support bed, e.g. on molten metal on a gas support bed
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B40/00—Preventing adhesion between glass and glass or between glass and the means used to shape it, hold it or support it
- C03B40/005—Fabrics, felts or loose covers
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2225/00—Transporting hot glass sheets during their manufacture
- C03B2225/02—Means for positioning, aligning or orientating the sheets during their travel, e.g. stops
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US96040478A | 1978-11-13 | 1978-11-13 | |
| US960,404 | 1978-11-13 | ||
| US06/044,425 US4233049A (en) | 1979-06-01 | 1979-06-01 | Method and apparatus for shaping glass sheets by drop forming |
| US44,425 | 1979-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1128755A true CA1128755A (en) | 1982-08-03 |
Family
ID=26721536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA339,153A Expired CA1128755A (en) | 1978-11-13 | 1979-11-05 | Method and apparatus for shaping glass sheets by drop forming |
Country Status (9)
| Country | Link |
|---|---|
| KR (1) | KR830002373B1 (it) |
| AU (1) | AU513860B2 (it) |
| BR (1) | BR7907343A (it) |
| CA (1) | CA1128755A (it) |
| DE (1) | DE2945776C2 (it) |
| ES (2) | ES485875A0 (it) |
| FR (1) | FR2441592A1 (it) |
| GB (1) | GB2037272B (it) |
| IT (1) | IT1119960B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3640892A1 (de) * | 1986-11-29 | 1988-06-09 | Ver Glaswerke Gmbh | Verfahren und vorrichtung zum biegen einer glasscheibe |
| DE19547935C1 (de) * | 1995-12-22 | 1997-03-20 | Sekurit Saint Gobain Deutsch | Verfahren zum Biegen und/oder Vorspannen von Glasscheiben und Formring zur Durchführung des Verfahrens |
| DE19746558C1 (de) * | 1997-10-22 | 1999-03-04 | Sekurit Saint Gobain Deutsch | Verfahren und Formring zum Biegen und Vorspannen von Glasscheiben |
| CN118930025A (zh) * | 2024-07-30 | 2024-11-12 | 上海菲利华石创科技有限公司 | 石英玻璃制品成型方法及石英玻璃制品成型设备 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2377849A (en) * | 1942-08-29 | 1945-06-12 | Libbey Owens Ford Glass Co | Process for bending glass |
| GB674495A (en) * | 1949-07-30 | 1952-06-25 | Libbey Owens Ford Glass Co | Shaping glass sheets |
| US3468645A (en) * | 1966-05-09 | 1969-09-23 | Permaglass | Method and apparatus for shaping glass sheets supported on a gas support bed |
| US3607187A (en) * | 1969-01-08 | 1971-09-21 | Permaglass | Method and apparatus for reshaping glass sheets |
| US3573889A (en) * | 1969-06-16 | 1971-04-06 | Permaglass | Method for shaping,tempering and laminating glass sheets |
| FR2085464B1 (it) * | 1970-04-23 | 1974-08-09 | Saint Gobain Pont A Mousson | |
| US3846104A (en) * | 1973-01-10 | 1974-11-05 | Ppg Industries Inc | Handling glass sheets for shaping and cooling |
| US3869271A (en) * | 1973-07-26 | 1975-03-04 | Ppg Industries Inc | Shaping glass sheets |
| US4092141A (en) * | 1977-01-03 | 1978-05-30 | Ppg Industries, Inc. | Method and apparatus for handling glass sheets for shaping and cooling |
| FR2409239A1 (fr) * | 1977-11-22 | 1979-06-15 | Saint Gobain | Dispositif pour la trempe thermique du verre |
| DE7801442U1 (de) * | 1978-01-19 | 1978-07-20 | Basf Ag, 6700 Ludwigshafen | Vorrichtung zum reinigen von folienbahnen mit einer magnetschicht |
| ZA7935B (en) * | 1978-01-25 | 1979-12-27 | J Nitschke | Vacuum holder system and method for use in bending glass |
| CA1120725A (en) * | 1978-01-25 | 1982-03-30 | Norman C. Nitschke | Apparatus for bending and tempering glass |
| CA1120726A (en) * | 1978-05-01 | 1982-03-30 | Harold A. Mcmaster | Apparatus and method for bending glass |
| US4204854A (en) * | 1978-05-01 | 1980-05-27 | Mcmaster Harold | Apparatus and method for bending glass sheets |
-
1979
- 1979-11-05 CA CA339,153A patent/CA1128755A/en not_active Expired
- 1979-11-06 AU AU52542/79A patent/AU513860B2/en not_active Expired
- 1979-11-12 ES ES485875A patent/ES485875A0/es active Granted
- 1979-11-12 KR KR1019790003948A patent/KR830002373B1/ko not_active Expired
- 1979-11-12 FR FR7927780A patent/FR2441592A1/fr active Granted
- 1979-11-12 GB GB7939070A patent/GB2037272B/en not_active Expired
- 1979-11-12 IT IT69200/79A patent/IT1119960B/it active
- 1979-11-13 BR BR7907343A patent/BR7907343A/pt unknown
- 1979-11-13 DE DE2945776A patent/DE2945776C2/de not_active Expired
-
1980
- 1980-04-08 ES ES490331A patent/ES8102995A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR830001142A (ko) | 1983-04-29 |
| IT1119960B (it) | 1986-03-19 |
| ES490331A0 (es) | 1981-02-16 |
| BR7907343A (pt) | 1980-07-15 |
| ES8100228A1 (es) | 1980-11-01 |
| DE2945776A1 (de) | 1980-05-14 |
| FR2441592A1 (fr) | 1980-06-13 |
| AU5254279A (en) | 1980-07-17 |
| GB2037272B (en) | 1983-01-19 |
| DE2945776C2 (de) | 1988-10-20 |
| GB2037272A (en) | 1980-07-09 |
| AU513860B2 (en) | 1981-01-08 |
| FR2441592B1 (it) | 1984-08-31 |
| ES485875A0 (es) | 1980-11-01 |
| KR830002373B1 (ko) | 1983-10-25 |
| ES8102995A1 (es) | 1981-02-16 |
| IT7969200A0 (it) | 1979-11-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4229200A (en) | Drop forming glass sheets with auxiliary shaping means | |
| US4229199A (en) | Shaping glass sheets by drop forming with differential vacuum release | |
| US4204853A (en) | Glass sheet alignment means and method of using | |
| US3846106A (en) | Tempering glass sheets | |
| CA1146358A (en) | Slotted glass sheet shaping mold | |
| US4314836A (en) | Glass sheet tempering apparatus with nozzle arrangement providing fluid escape paths and method of tempering glass sheets | |
| US4883526A (en) | Method and apparatus for shaping and conveying glass sheets | |
| US4233049A (en) | Method and apparatus for shaping glass sheets by drop forming | |
| US4285715A (en) | Cycle of mold movement while press bending glass sheets | |
| US4277276A (en) | Method and apparatus for shaping glass sheets using deformable vacuum mold | |
| CA1241197A (en) | Shaping glass sheets to complicated shapes | |
| US4437872A (en) | Apparatus for bending and tempering glass sheets | |
| US4272274A (en) | Slotted glass sheet shaping mold | |
| US4298368A (en) | Delivering and aligning glass sheets in a bending station | |
| JPS6141854B2 (it) | ||
| US4252552A (en) | Shaping glass sheets using molds of different shapes | |
| US4221580A (en) | Glass sheet vacuum molding apparatus with uniform release means | |
| US4300935A (en) | Shaping glass sheets by drop forming with improved sag control | |
| US4357156A (en) | Minimizing surface distortion while shaping glass sheets | |
| JPS6144816B2 (it) | ||
| US4227908A (en) | Shaping glass sheets by drop forming with sag control means | |
| US4280828A (en) | Shaping glass sheets by drop forming with pressure assist | |
| US4368065A (en) | Method and apparatus to remove bent, tempered glass sheets from a cooling station | |
| US4233048A (en) | Removing fragments of fractured glass sheets during tempering | |
| EP0164823B1 (en) | Apparatus for bending glass sheets |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |