CA2058729A1 - Appareil et methode permettant de courber des feuilles de verre grace a un moule et a une presse - Google Patents
Appareil et methode permettant de courber des feuilles de verre grace a un moule et a une presseInfo
- Publication number
- CA2058729A1 CA2058729A1 CA002058729A CA2058729A CA2058729A1 CA 2058729 A1 CA2058729 A1 CA 2058729A1 CA 002058729 A CA002058729 A CA 002058729A CA 2058729 A CA2058729 A CA 2058729A CA 2058729 A1 CA2058729 A1 CA 2058729A1
- Authority
- CA
- Canada
- Prior art keywords
- mold
- sheet
- shaping
- outline
- glass sheet
- 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.)
- Abandoned
Links
- 239000011521 glass Substances 0.000 title claims abstract description 161
- 238000005452 bending Methods 0.000 title description 67
- 238000007493 shaping process Methods 0.000 claims abstract description 108
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000007665 sagging Methods 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 22
- 230000005484 gravity Effects 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000005357 flat glass Substances 0.000 claims description 4
- 230000000295 complement effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000000153 supplemental effect Effects 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
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
- C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
- C03B23/0357—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by suction without blowing, e.g. with vacuum or by venturi effect
-
- 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
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65352591A | 1991-02-11 | 1991-02-11 | |
| US653,525 | 1991-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2058729A1 true CA2058729A1 (fr) | 1992-08-12 |
Family
ID=24621235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002058729A Abandoned CA2058729A1 (fr) | 1991-02-11 | 1992-01-03 | Appareil et methode permettant de courber des feuilles de verre grace a un moule et a une presse |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA2058729A1 (fr) |
| FR (1) | FR2672585A1 (fr) |
| IT (1) | IT1254212B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2852951B1 (fr) * | 2003-03-26 | 2007-02-16 | Saint Gobain | Procede de bombage de feuilles de verre par pressage et aspiration |
-
1992
- 1992-01-03 CA CA002058729A patent/CA2058729A1/fr not_active Abandoned
- 1992-01-27 FR FR9200809A patent/FR2672585A1/fr not_active Withdrawn
- 1992-02-10 IT ITMI920264A patent/IT1254212B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI920264A0 (it) | 1992-02-10 |
| FR2672585A1 (fr) | 1992-08-14 |
| ITMI920264A1 (it) | 1993-08-10 |
| IT1254212B (it) | 1995-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |