FR2344961A1 - Lampe a decharge a vapeur de sodium haute pression - Google Patents

Lampe a decharge a vapeur de sodium haute pression

Info

Publication number
FR2344961A1
FR2344961A1 FR7707687A FR7707687A FR2344961A1 FR 2344961 A1 FR2344961 A1 FR 2344961A1 FR 7707687 A FR7707687 A FR 7707687A FR 7707687 A FR7707687 A FR 7707687A FR 2344961 A1 FR2344961 A1 FR 2344961A1
Authority
FR
France
Prior art keywords
high pressure
discharge lamp
steam discharge
pressure sodium
sodium steam
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
FR7707687A
Other languages
English (en)
Other versions
FR2344961B1 (fr
Inventor
Yoshiaki Watarai
Haruo Yamazaki
Naoki Saito
Takio Okamoto
Hidezo Akutsu
Masayuki Yamaguchi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
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
Priority claimed from JP3019076A external-priority patent/JPS52113580A/ja
Priority claimed from JP11342976A external-priority patent/JPS5338176A/ja
Priority claimed from JP11343276A external-priority patent/JPS5338179A/ja
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Publication of FR2344961A1 publication Critical patent/FR2344961A1/fr
Application granted granted Critical
Publication of FR2344961B1 publication Critical patent/FR2344961B1/fr
Granted legal-status Critical Current

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
    • H01J61/38—Devices for influencing the colour or wavelength of the light
FR7707687A 1976-03-19 1977-03-15 Lampe a decharge a vapeur de sodium haute pression Granted FR2344961A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3019076A JPS52113580A (en) 1976-03-19 1976-03-19 High pressure metal vapor discharge apparatus
JP11342976A JPS5338176A (en) 1976-09-20 1976-09-20 High pressure metal vapor discharge apparatus
JP11343276A JPS5338179A (en) 1976-09-20 1976-09-20 High pressure metal vapor discharge apparatus

Publications (2)

Publication Number Publication Date
FR2344961A1 true FR2344961A1 (fr) 1977-10-14
FR2344961B1 FR2344961B1 (fr) 1981-05-08

Family

ID=27286872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7707687A Granted FR2344961A1 (fr) 1976-03-19 1977-03-15 Lampe a decharge a vapeur de sodium haute pression

Country Status (5)

Country Link
US (1) US4109175A (fr)
CA (1) CA1064566A (fr)
DE (1) DE2711733C2 (fr)
FR (1) FR2344961A1 (fr)
GB (1) GB1569366A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417470A2 (fr) * 1989-09-08 1991-03-20 John F. Waymouth Dispositif de source de lumière optique

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL179855C (nl) * 1978-02-22 1986-11-17 Philips Nv Hogedruknatriumdampontladingslamp.
US4197480A (en) * 1978-09-11 1980-04-08 Westinghouse Electric Corp. Reflector-type hid sodium vapor lamp unit with dichroic reflector
US4527097A (en) * 1982-05-10 1985-07-02 U.S. Philips Corporation High-pressure sodium discharge lamp
US4580075A (en) * 1982-11-26 1986-04-01 General Electric Company High pressure sodium lamp having improved coloring rendition
GB2145557B (en) * 1983-08-13 1987-05-07 Emi Plc Thorn Improvements in discharge lamps
JP2001110367A (ja) * 1999-10-06 2001-04-20 Ushio Inc 白熱ランプ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631753A (fr) * 1962-05-02
FR1503022A (fr) * 1965-11-13 1967-11-24 Philips Nv Lampe à décharge contenant de la vapeur de sodium
US3931536A (en) * 1974-07-15 1976-01-06 Gte Sylvania Incorporated Efficiency arc discharge lamp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE518015C (de) * 1929-07-12 1931-02-11 Patra Patent Treuhand Elektrische Leuchtroehre
DE1496658B2 (de) * 1963-06-25 1971-12-09 Saale-Glas GmbH, χ 6900 Jena Waermeabsorbierendes witterungsbestaendiges phosphatglas
JPS5034871B1 (fr) * 1970-12-09 1975-11-12
US3898504A (en) * 1970-12-09 1975-08-05 Matsushita Electronics Corp High pressure metal vapor discharge lamp
DD105937A1 (fr) * 1973-09-06 1974-05-12

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631753A (fr) * 1962-05-02
FR1503022A (fr) * 1965-11-13 1967-11-24 Philips Nv Lampe à décharge contenant de la vapeur de sodium
US3931536A (en) * 1974-07-15 1976-01-06 Gte Sylvania Incorporated Efficiency arc discharge lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0417470A2 (fr) * 1989-09-08 1991-03-20 John F. Waymouth Dispositif de source de lumière optique
EP0417470A3 (en) * 1989-09-08 1991-07-31 John F. Waymouth Optical light source device

Also Published As

Publication number Publication date
DE2711733C2 (de) 1985-08-08
CA1064566A (fr) 1979-10-16
GB1569366A (en) 1980-06-11
FR2344961B1 (fr) 1981-05-08
US4109175A (en) 1978-08-22
DE2711733A1 (de) 1977-09-29

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Legal Events

Date Code Title Description
D6 Patent endorsed licences of rights
ST Notification of lapse