FR2179708B1 - - Google Patents
Info
- Publication number
- FR2179708B1 FR2179708B1 FR7244355A FR7244355A FR2179708B1 FR 2179708 B1 FR2179708 B1 FR 2179708B1 FR 7244355 A FR7244355 A FR 7244355A FR 7244355 A FR7244355 A FR 7244355A FR 2179708 B1 FR2179708 B1 FR 2179708B1
- Authority
- FR
- France
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/04—Cutting or splitting in curves, especially for making spectacle lenses
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3512272A JPS5212731B2 (de) | 1972-04-10 | 1972-04-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2179708A1 FR2179708A1 (en) | 1973-11-23 |
| FR2179708B1 true FR2179708B1 (de) | 1975-03-28 |
Family
ID=12433112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7244355A Granted FR2179708A1 (en) | 1972-04-10 | 1972-12-13 | Automatic cutting of sheet glass - into iregular shapes by impact |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5212731B2 (de) |
| BE (1) | BE787887A (de) |
| DE (1) | DE2240977C3 (de) |
| FR (1) | FR2179708A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5388817A (en) * | 1977-01-18 | 1978-08-04 | Murakami Kaimeido Kk | Method of accelerating crack |
| FR2398028A1 (fr) * | 1977-07-21 | 1979-02-16 | Saint Gobain | Decoupe automatique du verre |
| DE2945682C2 (de) * | 1979-11-13 | 1982-06-24 | Vereinigte Glaswerke Gmbh, 5100 Aachen | Verfahren und Vorrichtung zum Abbrechen des Randstreifens einer nach einem vorgegebenen Umriß innerhalb eines Glasscheibenrohlings eingeritzten Glasscheibe |
| JP2004217492A (ja) * | 2003-01-17 | 2004-08-05 | Murakami Corp | ガラス板材の切抜方法 |
| US8656738B2 (en) * | 2008-10-31 | 2014-02-25 | Corning Incorporated | Glass sheet separating device |
| WO2011002089A1 (ja) * | 2009-07-03 | 2011-01-06 | 旭硝子株式会社 | 脆性材料基板の割断方法及び割断装置並びにその割断方法により得られる車両用窓ガラス |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1308656A (fr) * | 1961-09-25 | 1962-11-09 | Saint Gobain | Procédé et dispositif de rupture des feuilles de verre suivant un tracé déterminé |
| US3215345A (en) * | 1963-02-06 | 1965-11-02 | Ferguson Fabrication Co | Apparatus for severing glass articles by thermal shock |
| FR1392621A (fr) * | 1964-02-04 | 1965-03-19 | Saint Gobain | Perfectionnements à la découpe du verre et en particulier à la découpe de pièces de verre contournées |
-
1972
- 1972-04-10 JP JP3512272A patent/JPS5212731B2/ja not_active Expired
- 1972-08-21 DE DE19722240977 patent/DE2240977C3/de not_active Expired
- 1972-08-23 BE BE787887A patent/BE787887A/xx unknown
- 1972-12-13 FR FR7244355A patent/FR2179708A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2179708A1 (en) | 1973-11-23 |
| JPS5212731B2 (de) | 1977-04-09 |
| JPS48102816A (de) | 1973-12-24 |
| BE787887A (fr) | 1972-12-18 |
| DE2240977C3 (de) | 1975-03-27 |
| DE2240977A1 (de) | 1973-10-31 |
| DE2240977B2 (de) | 1974-07-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |