FR2179706A1 - Automatic cutting - of sheet glas into irregular shapes by flame heating - Google Patents
Automatic cutting - of sheet glas into irregular shapes by flame heatingInfo
- Publication number
- FR2179706A1 FR2179706A1 FR7244145A FR7244145A FR2179706A1 FR 2179706 A1 FR2179706 A1 FR 2179706A1 FR 7244145 A FR7244145 A FR 7244145A FR 7244145 A FR7244145 A FR 7244145A FR 2179706 A1 FR2179706 A1 FR 2179706A1
- Authority
- FR
- France
- Prior art keywords
- sheet
- scratched
- automatic cutting
- irregular shapes
- flame heating
- 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.)
- Granted
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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3512072A JPS48102815A (fr) | 1972-04-10 | 1972-04-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2179706A1 true FR2179706A1 (en) | 1973-11-23 |
FR2179706B1 FR2179706B1 (fr) | 1975-11-07 |
Family
ID=12433055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7244145A Granted FR2179706A1 (en) | 1972-04-10 | 1972-12-12 | Automatic cutting - of sheet glas into irregular shapes by flame heating |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS48102815A (fr) |
BE (1) | BE787886A (fr) |
DE (1) | DE2240975A1 (fr) |
FR (1) | FR2179706A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1439149A2 (fr) * | 2003-01-17 | 2004-07-21 | Murakami Corporation | Procédé de réalisation d'une ébauche en verre |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI82677C (fi) * | 1989-06-09 | 1994-02-12 | Tamglass Eng Oy | Foerfarande och anordning foer loesgoerning av en utanfoer i en glasskiva skuren konturlinje staoende randzon |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2378091A (en) * | 1941-11-29 | 1945-06-12 | Dearborn Glass Company | Method for separating glass sheets and the like |
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 JP3512072A patent/JPS48102815A/ja active Pending
- 1972-08-21 DE DE19722240975 patent/DE2240975A1/de active Pending
- 1972-08-23 BE BE787886A patent/BE787886A/fr unknown
- 1972-12-12 FR FR7244145A patent/FR2179706A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2378091A (en) * | 1941-11-29 | 1945-06-12 | Dearborn Glass Company | Method for separating glass sheets and the like |
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 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1439149A2 (fr) * | 2003-01-17 | 2004-07-21 | Murakami Corporation | Procédé de réalisation d'une ébauche en verre |
EP1439149A3 (fr) * | 2003-01-17 | 2006-08-02 | Murakami Corporation | Procédé de réalisation d'une ébauche en verre |
Also Published As
Publication number | Publication date |
---|---|
FR2179706B1 (fr) | 1975-11-07 |
DE2240975A1 (de) | 1973-10-31 |
BE787886A (fr) | 1972-12-18 |
JPS48102815A (fr) | 1973-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |