FR2337939A1 - Lampe a incandescence comportant un revetement interne de protection contre les halogenes, et procede de fabrication - Google Patents

Lampe a incandescence comportant un revetement interne de protection contre les halogenes, et procede de fabrication

Info

Publication number
FR2337939A1
FR2337939A1 FR7700792A FR7700792A FR2337939A1 FR 2337939 A1 FR2337939 A1 FR 2337939A1 FR 7700792 A FR7700792 A FR 7700792A FR 7700792 A FR7700792 A FR 7700792A FR 2337939 A1 FR2337939 A1 FR 2337939A1
Authority
FR
France
Prior art keywords
manufacturing
protection against
incandescent lamp
internal coating
lamp containing
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
Application number
FR7700792A
Other languages
English (en)
French (fr)
Other versions
FR2337939B1 (xx
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thorn Lighting Ltd
Original Assignee
Thorn Lighting Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thorn Lighting Ltd filed Critical Thorn Lighting Ltd
Publication of FR2337939A1 publication Critical patent/FR2337939A1/fr
Application granted granted Critical
Publication of FR2337939B1 publication Critical patent/FR2337939B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
FR7700792A 1976-01-12 1977-01-12 Lampe a incandescence comportant un revetement interne de protection contre les halogenes, et procede de fabrication Granted FR2337939A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB104576A GB1571194A (en) 1976-01-12 1976-01-12 Internal protective coating for incandescent lamps

Publications (2)

Publication Number Publication Date
FR2337939A1 true FR2337939A1 (fr) 1977-08-05
FR2337939B1 FR2337939B1 (xx) 1980-09-05

Family

ID=9715212

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700792A Granted FR2337939A1 (fr) 1976-01-12 1977-01-12 Lampe a incandescence comportant un revetement interne de protection contre les halogenes, et procede de fabrication

Country Status (13)

Country Link
JP (1) JPS52101881A (xx)
AU (1) AU507484B2 (xx)
BE (1) BE850296A (xx)
CA (1) CA1097991A (xx)
DE (1) DE2701051A1 (xx)
DK (1) DK11577A (xx)
FR (1) FR2337939A1 (xx)
GB (1) GB1571194A (xx)
IE (1) IE44478B1 (xx)
IT (1) IT1075605B (xx)
LU (1) LU76555A1 (xx)
NL (1) NL185881C (xx)
SE (1) SE437743B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461357A1 (fr) * 1979-07-13 1981-01-30 Narva Veb Lampe a incandescence a cycle au fluor
EP0076481A2 (de) * 1981-10-02 1983-04-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe und Verfahren zum Schutz ihrer Innenoberfläche

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958753A (ja) * 1982-09-28 1984-04-04 株式会社東芝 白熱電球
GB8428881D0 (en) * 1984-11-15 1984-12-27 Atomic Energy Authority Uk Light scattering coatings
DE102008061776A1 (de) 2008-12-11 2010-06-17 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe
DE102010042557A1 (de) 2009-10-21 2011-04-28 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1139217A (fr) * 1954-02-26 1957-06-26 Philips Nv Lampe à incandescence
FR1375567A (fr) * 1963-11-27 1964-10-16 Philips Nv Lampe à incandescence à atmosphère gazeuse

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT175628B (de) * 1950-07-12 1953-07-25 Egyesuelt Izzolampa Glühlampe und Verfahren zu deren Herstellung
HU162781B (xx) * 1971-12-22 1973-04-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1139217A (fr) * 1954-02-26 1957-06-26 Philips Nv Lampe à incandescence
FR1375567A (fr) * 1963-11-27 1964-10-16 Philips Nv Lampe à incandescence à atmosphère gazeuse

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461357A1 (fr) * 1979-07-13 1981-01-30 Narva Veb Lampe a incandescence a cycle au fluor
EP0076481A2 (de) * 1981-10-02 1983-04-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe und Verfahren zum Schutz ihrer Innenoberfläche
EP0076481A3 (en) * 1981-10-02 1983-11-09 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Halogen incandescent lamp and method for the protection of its inner surface

Also Published As

Publication number Publication date
NL185881B (nl) 1990-03-01
DE2701051A1 (de) 1977-07-21
DK11577A (da) 1977-07-13
IE44478B1 (en) 1981-12-16
JPS52101881A (en) 1977-08-26
FR2337939B1 (xx) 1980-09-05
CA1097991A (en) 1981-03-24
AU2126977A (en) 1978-07-20
GB1571194A (en) 1980-07-09
IT1075605B (it) 1985-04-22
IE44478L (en) 1977-07-12
DE2701051C2 (xx) 1988-08-11
NL7700150A (nl) 1977-07-14
AU507484B2 (en) 1980-02-14
BE850296A (fr) 1977-07-12
SE437743B (sv) 1985-03-11
SE7700252L (sv) 1977-07-13
NL185881C (nl) 1990-08-01
LU76555A1 (xx) 1977-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse