FR856953A - Perfectionnements aux lampes électriques à incandescence - Google Patents
Perfectionnements aux lampes électriques à incandescenceInfo
- Publication number
- FR856953A FR856953A FR856953DA FR856953A FR 856953 A FR856953 A FR 856953A FR 856953D A FR856953D A FR 856953DA FR 856953 A FR856953 A FR 856953A
- Authority
- FR
- France
- Prior art keywords
- electric lamps
- incandescent electric
- incandescent
- lamps
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
- H01K1/34—Double wall vessels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/58—Cooling arrangements
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH523538X | 1938-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR856953A true FR856953A (fr) | 1940-08-19 |
Family
ID=4518105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR856953D Expired FR856953A (fr) | 1938-06-27 | 1939-06-27 | Perfectionnements aux lampes électriques à incandescence |
Country Status (6)
Country | Link |
---|---|
US (1) | US2228342A (fr) |
BE (1) | BE434804A (fr) |
CH (1) | CH215234A (fr) |
FR (1) | FR856953A (fr) |
GB (1) | GB523538A (fr) |
NL (1) | NL56363C (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2894166A (en) * | 1949-04-02 | 1959-07-07 | Heraeus Gmbh W C | Heat radiation devices |
DE1539552B2 (de) * | 1965-06-23 | 1976-10-14 | Fabriques Reunies de Lampes Electriques, Issy-les-Moulineaux, Hauts-de-Seine (Frankreich) | Elektrische gluehlampe oder entladungslampe |
US3479548A (en) * | 1966-07-06 | 1969-11-18 | Airequipt Inc | Enveloped quartz iodine lamp |
US3652846A (en) * | 1968-03-14 | 1972-03-28 | Walter A Starck | Underwater hand light |
US3619682A (en) * | 1969-04-01 | 1971-11-09 | Sylvania Electric Prod | Arc discharge lamp including means for cooling envelope surrounding an arc tube |
US4463277A (en) * | 1980-08-11 | 1984-07-31 | North American Philips Lighting Corporation | Compact halogen-cycle incandescent lamp, and lamp unit utilizing such lamp as a light source |
US5793159A (en) * | 1996-10-28 | 1998-08-11 | Welch Allyn, Inc. | Lensed end lamp with curved filament for uniform illumination |
DE29810006U1 (de) * | 1998-06-04 | 1998-10-01 | TRW Occupant Restraint Systems GmbH & Co. KG, 73553 Alfdorf | Zünder für einen Gasgenerator |
-
0
- BE BE434804D patent/BE434804A/xx unknown
- NL NL56363D patent/NL56363C/xx active
-
1938
- 1938-06-27 CH CH215234D patent/CH215234A/fr unknown
-
1939
- 1939-01-03 GB GB153/39A patent/GB523538A/en not_active Expired
- 1939-06-14 US US279019A patent/US2228342A/en not_active Expired - Lifetime
- 1939-06-27 FR FR856953D patent/FR856953A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH215234A (fr) | 1941-06-15 |
NL56363C (fr) | |
GB523538A (en) | 1940-07-17 |
BE434804A (fr) | |
US2228342A (en) | 1941-01-14 |
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