GB187990A - A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus - Google Patents
A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatusInfo
- Publication number
- GB187990A GB187990A GB29499/22A GB2949922A GB187990A GB 187990 A GB187990 A GB 187990A GB 29499/22 A GB29499/22 A GB 29499/22A GB 2949922 A GB2949922 A GB 2949922A GB 187990 A GB187990 A GB 187990A
- Authority
- GB
- United Kingdom
- Prior art keywords
- manufacture
- electric lamps
- under pressure
- similar apparatus
- incandescent electric
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/16—Joining of caps to vessel
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/20—Seals between parts of vessels
- H01J5/22—Vacuum-tight joints between parts of vessel
- H01J5/24—Vacuum-tight joints between parts of vessel between insulating parts of vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
- H01J2893/0037—Solid sealing members other than lamp bases
- H01J2893/0038—Direct connection between two insulating elements, in particular via glass material
- H01J2893/0039—Glass-to-glass connection, e.g. by soldering
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Adornments (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES187988X | 1921-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB187990A true GB187990A (en) | 1923-09-27 |
Family
ID=8244680
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29497/22A Expired GB187988A (en) | 1921-10-29 | 1922-10-28 | Improvements in incandescent electric lamps and similar apparatus |
GB29499/22A Expired GB187990A (en) | 1921-10-29 | 1922-10-28 | A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus |
GB29498/22A Expired GB187989A (en) | 1921-10-29 | 1922-10-28 | Improvements in moulds for the manufacture of glass caps for electric incandescent lamps and similar apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29497/22A Expired GB187988A (en) | 1921-10-29 | 1922-10-28 | Improvements in incandescent electric lamps and similar apparatus |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29498/22A Expired GB187989A (en) | 1921-10-29 | 1922-10-28 | Improvements in moulds for the manufacture of glass caps for electric incandescent lamps and similar apparatus |
Country Status (5)
Country | Link |
---|---|
US (2) | US1606276A (fr) |
DE (2) | DE466897C (fr) |
FR (1) | FR571782A (fr) |
GB (3) | GB187988A (fr) |
NL (4) | NL15725C (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2442860A (en) * | 1942-10-10 | 1948-06-08 | Westinghouse Electric Corp | Molding glass articles |
US2464990A (en) * | 1945-08-28 | 1949-03-22 | Westinghouse Electric Corp | Electric lamp manufacture |
US2644100A (en) * | 1945-12-28 | 1953-06-30 | Tung Sol Electric Inc | Sealed lighting unit and method of manufacture |
US2573553A (en) * | 1946-09-28 | 1951-10-30 | Sylvania Electric Prod | Overlapping header for radio tubes |
NL65818C (fr) * | 1946-10-11 | |||
US2504303A (en) * | 1947-05-23 | 1950-04-18 | Bell Telephone Labor Inc | Metal to glass sealing method |
US2499854A (en) * | 1947-09-08 | 1950-03-07 | Sylvania Electric Prod | Sealing method |
US2543093A (en) * | 1948-12-28 | 1951-02-27 | Tung Sol Lamp Works Inc | Electric lamp |
US2556059A (en) * | 1949-06-21 | 1951-06-05 | Tung Sol Lamp Works Inc | Electric incandescent lamp and method of manufacturing |
US2694273A (en) * | 1951-06-20 | 1954-11-16 | Raytheon Mfg Co | Method of tipless sealing of vitreous envelopes |
US2799814A (en) * | 1953-09-01 | 1957-07-16 | Sylvania Electric Prod | Germanium photodiode |
DE1295079B (de) * | 1961-10-12 | 1969-05-14 | Vossloh Werke Gmbh | Beruehrungsschutzanordnung fuer die Halterung elektrischer Gluehlampen mit Schraubensockel |
US5568009A (en) * | 1994-12-29 | 1996-10-22 | Philips Electronics North America Corporation | Electric lamp having a lamp cap with solder-free connections |
US5747919A (en) * | 1994-12-29 | 1998-05-05 | Philips Electronics North America Corporation | Electric lamp having a hybrid skirted lamp base |
-
0
- NL NL20721D patent/NL20721C/xx active
- NL NL14148D patent/NL14148C/xx active
- NL NL18909D patent/NL18909C/xx active
- NL NL15725D patent/NL15725C/xx active
-
1922
- 1922-05-10 FR FR571782D patent/FR571782A/fr not_active Expired
- 1922-10-21 US US596173A patent/US1606276A/en not_active Expired - Lifetime
- 1922-10-21 US US596172A patent/US1861167A/en not_active Expired - Lifetime
- 1922-10-28 GB GB29497/22A patent/GB187988A/en not_active Expired
- 1922-10-28 GB GB29499/22A patent/GB187990A/en not_active Expired
- 1922-10-28 GB GB29498/22A patent/GB187989A/en not_active Expired
- 1922-10-29 DE DES61197D patent/DE466897C/de not_active Expired
- 1922-10-29 DE DES80066D patent/DE478499C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL15725C (fr) | |
NL14148C (fr) | |
FR571782A (fr) | 1924-05-23 |
NL18909C (fr) | |
DE466897C (de) | 1928-10-16 |
US1861167A (en) | 1932-05-31 |
US1606276A (en) | 1926-11-09 |
DE478499C (de) | 1929-06-29 |
GB187989A (en) | 1923-10-11 |
NL20721C (fr) | |
GB187988A (en) | 1923-12-13 |
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