ES468743A1 - Una lampara de descarga en vapor de sodio a alta presion. - Google Patents

Una lampara de descarga en vapor de sodio a alta presion.

Info

Publication number
ES468743A1
ES468743A1 ES468743A ES468743A ES468743A1 ES 468743 A1 ES468743 A1 ES 468743A1 ES 468743 A ES468743 A ES 468743A ES 468743 A ES468743 A ES 468743A ES 468743 A1 ES468743 A1 ES 468743A1
Authority
ES
Spain
Prior art keywords
discharge tube
sodium vapor
discharge lamp
pressure sodium
vapor discharge
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
Application number
ES468743A
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES468743A1 publication Critical patent/ES468743A1/es
Expired 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
    • H01J61/12—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

Abstract

Una lámpara de descarga de vapor de sodio de alta presión que comprende un tubo de descarga que contiene xenón y también sodio, teniendo el tubo de descarga una forma cilíndrica circular, estando provisto el tubo de descarga en cada extremo de un electrodo interno respectivo, y en donde Pxenon > Psodio, donde Pxenon representa la presión en Torr. del xenón en el tubo de descarga a 300º kelvin y Psodio representa la presión de vapor de sodio en Torr. en el tubo de descarga durante el estado de funcionamiento de la lámpara.
ES468743A 1977-04-15 1978-04-13 Una lampara de descarga en vapor de sodio a alta presion. Expired ES468743A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7704132,A NL181157C (nl) 1977-04-15 1977-04-15 Hogedruknatriumdampontladingslamp.

Publications (1)

Publication Number Publication Date
ES468743A1 true ES468743A1 (es) 1978-12-16

Family

ID=19828362

Family Applications (1)

Application Number Title Priority Date Filing Date
ES468743A Expired ES468743A1 (es) 1977-04-15 1978-04-13 Una lampara de descarga en vapor de sodio a alta presion.

Country Status (12)

Country Link
US (1) US4146813A (es)
JP (1) JPS53129469A (es)
AT (1) AT360117B (es)
BE (1) BE865961A (es)
CA (1) CA1101918A (es)
DE (1) DE2814882C3 (es)
ES (1) ES468743A1 (es)
FR (1) FR2387511A1 (es)
GB (1) GB1570881A (es)
HU (1) HU186725B (es)
IT (1) IT1095976B (es)
NL (1) NL181157C (es)

Families Citing this family (10)

* 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.
NL7902573A (nl) * 1979-04-03 1980-10-07 Philips Nv Menglichtlamp.
NL7903285A (nl) * 1979-04-26 1980-10-28 Philips Nv Ontladingslamp.
DE2941114C2 (de) * 1979-10-10 1984-06-28 Matsushita Electronics Corp., Kadoma, Osaka Hochdruck-Natriumdampf-Entladungslampe
US4418300A (en) * 1980-01-17 1983-11-29 Mitsubishi Denki Kabushiki Kaisha Metal vapor discharge lamp with heat insulator and starting aid
US4633135A (en) * 1980-12-29 1986-12-30 General Electric Company Starting aid for high pressure sodium vapor lamp
US4757236A (en) * 1984-11-29 1988-07-12 General Electric Company High pressure metal halide arc lamp with xenon buffer gas
US5814944A (en) * 1996-01-22 1998-09-29 Matsushita Electric Works, Ltd. High pressure sodium vapor lamp with high color rendering
DE19640850A1 (de) * 1996-10-02 1998-04-09 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Natriumhochdrucklampe kleiner Leistung
US6498429B1 (en) 1999-11-15 2002-12-24 General Electric Company Sodium-xenon lamp with improved characteristics at end-of-life

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL168993C (nl) * 1975-01-17 1982-05-17 Philips Nv Werkwijze voor het bedrijven van een zelfstabiliserende ontladingslamp.

Also Published As

Publication number Publication date
GB1570881A (en) 1980-07-09
FR2387511A1 (fr) 1978-11-10
CA1101918A (en) 1981-05-26
NL7704132A (nl) 1978-10-17
DE2814882A1 (de) 1978-10-19
IT1095976B (it) 1985-08-17
AT360117B (de) 1980-12-29
DE2814882C3 (de) 1980-09-04
JPS53129469A (en) 1978-11-11
FR2387511B1 (es) 1982-04-23
BE865961A (fr) 1978-10-13
HU186725B (en) 1985-09-30
DE2814882B2 (de) 1979-11-29
US4146813A (en) 1979-03-27
ATA256478A (de) 1980-05-15
IT7822252A0 (it) 1978-04-12
NL181157B (nl) 1987-01-16
NL181157C (nl) 1987-06-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103