IT7920336A0 - Lampada a scarica, a vapori disodio, ad alta pressione. - Google Patents

Lampada a scarica, a vapori disodio, ad alta pressione.

Info

Publication number
IT7920336A0
IT7920336A0 IT7920336A IT2033679A IT7920336A0 IT 7920336 A0 IT7920336 A0 IT 7920336A0 IT 7920336 A IT7920336 A IT 7920336A IT 2033679 A IT2033679 A IT 2033679A IT 7920336 A0 IT7920336 A0 IT 7920336A0
Authority
IT
Italy
Prior art keywords
disodium
vapor
high pressure
discharge lamp
pressure discharge
Prior art date
Application number
IT7920336A
Other languages
English (en)
Other versions
IT1111542B (it
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT7920336A0 publication Critical patent/IT7920336A0/it
Application granted granted Critical
Publication of IT1111542B publication Critical patent/IT1111542B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H01J61/22—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal
IT20336/79A 1978-02-22 1979-02-19 Lampada a scarica,a vapori di sodio,ad alta pressione IT1111542B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7801972,A NL179855C (nl) 1978-02-22 1978-02-22 Hogedruknatriumdampontladingslamp.

Publications (2)

Publication Number Publication Date
IT7920336A0 true IT7920336A0 (it) 1979-02-19
IT1111542B IT1111542B (it) 1986-01-13

Family

ID=19830378

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20336/79A IT1111542B (it) 1978-02-22 1979-02-19 Lampada a scarica,a vapori di sodio,ad alta pressione

Country Status (15)

Country Link
US (1) US4253037A (it)
JP (1) JPS54124574A (it)
AT (1) AT379709B (it)
AU (1) AU522231B2 (it)
BE (1) BE874313A (it)
BR (1) BR7901043A (it)
CA (1) CA1118832A (it)
DE (1) DE2906383C2 (it)
ES (1) ES477871A1 (it)
FR (1) FR2418546A1 (it)
GB (1) GB2015243B (it)
HU (1) HU181472B (it)
IN (1) IN150128B (it)
IT (1) IT1111542B (it)
NL (1) NL179855C (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7902573A (nl) * 1979-04-03 1980-10-07 Philips Nv Menglichtlamp.
NL7903285A (nl) * 1979-04-26 1980-10-28 Philips Nv Ontladingslamp.
NL8000326A (nl) * 1979-05-28 1980-12-02 Philips Nv Hogedruknatriumdampontladingslamp.
US4386050A (en) * 1979-08-29 1983-05-31 Scott Anderson Process, apparatus and manufacture relating to high-purity, sodium amalgam particles useful in lamp manufacture
US4418300A (en) * 1980-01-17 1983-11-29 Mitsubishi Denki Kabushiki Kaisha Metal vapor discharge lamp with heat insulator and starting aid
US4449948A (en) * 1980-08-12 1984-05-22 Apl Anderson, Inc. Method of introducing sodium amalgam into lamps and lamp containing sodium amalgam particles
JPS5750763A (en) * 1980-09-11 1982-03-25 Matsushita Electronics Corp High pressure sodium lamp
JPS5755054A (en) * 1980-09-19 1982-04-01 Matsushita Electronics Corp High pressure sodium lamp
JPS5755055A (en) * 1980-09-19 1982-04-01 Matsushita Electronics Corp High pressure sodium lamp
JPS5755053A (en) * 1980-09-19 1982-04-01 Matsushita Electronics Corp High pressure sodium lamp
JPS57152661A (en) * 1981-03-16 1982-09-21 Toshiba Corp High pressure sodium lamp
JPS5838448A (ja) * 1981-08-31 1983-03-05 Matsushita Electronics Corp 高圧ナトリウムランプ装置
JPS5838451A (ja) * 1981-08-31 1983-03-05 Matsushita Electronics Corp 高圧ナトリウムランプ
HU186083B (en) * 1982-06-24 1985-05-28 Tungsram Reszvenytarsasag System of automobile headlights
JPH0773001B2 (ja) * 1985-10-18 1995-08-02 東芝ライテック株式会社 投光光源装置
US5045748A (en) * 1985-11-15 1991-09-03 General Electric Company Tungsten-halogen incandescent and metal vapor discharge lamps and processes of making such
US4758759A (en) * 1986-11-06 1988-07-19 Gte Products Corporation Lamp with light-source capsule support members having equal thermal conductivity
US4906887A (en) * 1988-12-19 1990-03-06 Gte Products Corporation High pressure metal vapor lamp with outer protective envelope and getters therein
US4992700A (en) * 1989-03-10 1991-02-12 General Electric Company Reprographic metal halide lamps having high blue emission
KR20010042208A (ko) * 1999-01-28 2001-05-25 롤페스 요하네스 게라투스 알베르투스 금속 할로겐화물 램프
EP1738399A2 (en) * 2004-04-09 2007-01-03 Koninklijke Philips Electronics N.V. High-pressure sodium lamp
CN100566484C (zh) * 2005-04-14 2009-12-02 皇家飞利浦电子股份有限公司 白色led灯的颜色控制
ES2289957B1 (es) * 2007-02-07 2008-12-01 Universidad Complutense De Madrid Fuente de iluminacion con emision reducida de longitudes de onda corta para la proteccion de ojos.
EP4411447A3 (en) 2018-10-11 2024-11-06 Fujikura Ltd. Optical fiber cable

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2830210A (en) * 1954-09-16 1958-04-08 Gen Electric Arc tube support
US2901648A (en) * 1957-04-19 1959-08-25 Gen Electric Reflector mercury lamp
US3248590A (en) * 1963-03-01 1966-04-26 Gen Electric High pressure sodium vapor lamp
US3384798A (en) * 1966-04-26 1968-05-21 Gen Electric High pressure saturation vapor sodium lamp containing mercury
GB1280735A (en) * 1969-08-29 1972-07-05 Matsushita Electronics Corp High pressure metal-vapour discharge tube
US3898504A (en) * 1970-12-09 1975-08-05 Matsushita Electronics Corp High pressure metal vapor discharge lamp
JPS5034871B1 (it) * 1970-12-09 1975-11-12
JPS4984085A (it) * 1972-12-21 1974-08-13
US3906272A (en) * 1974-04-01 1975-09-16 Gen Electric Low wattage high pressure sodium vapor lamps
US3931536A (en) * 1974-07-15 1976-01-06 Gte Sylvania Incorporated Efficiency arc discharge lamp
JPS5186282A (ja) * 1975-01-24 1976-07-28 Tokyo Shibaura Electric Co Metaruharaidoranpu
US3974410A (en) * 1975-04-04 1976-08-10 General Electric Company Alumina ceramic lamp having enhanced heat conduction to the amalgam pool
US4109175A (en) * 1976-03-19 1978-08-22 Matsushita Electronics Corporation High pressure sodium vapor discharge lamp
US4052636A (en) * 1976-08-02 1977-10-04 General Electric Company High pressure sodium vapor lamp stabilized for pulse operation
NL181157C (nl) * 1977-04-15 1987-06-16 Philips Nv Hogedruknatriumdampontladingslamp.

Also Published As

Publication number Publication date
US4253037A (en) 1981-02-24
BR7901043A (pt) 1979-10-02
DE2906383C2 (de) 1983-09-01
AT379709B (de) 1986-02-25
JPS54124574A (en) 1979-09-27
NL7801972A (nl) 1979-08-24
NL179855C (nl) 1986-11-17
FR2418546B1 (it) 1984-01-20
AU4433579A (en) 1979-08-30
AU522231B2 (en) 1982-05-20
ES477871A1 (es) 1979-12-16
FR2418546A1 (fr) 1979-09-21
CA1118832A (en) 1982-02-23
ATA126779A (de) 1985-06-15
BE874313A (fr) 1979-08-20
NL179855B (nl) 1986-06-16
GB2015243A (en) 1979-09-05
HU181472B (en) 1983-07-28
IN150128B (it) 1982-07-31
JPH0133900B2 (it) 1989-07-17
IT1111542B (it) 1986-01-13
DE2906383A1 (de) 1979-08-23
GB2015243B (en) 1982-06-09

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