NL177639C - Hogedruk natriumdampontladingslamp. - Google Patents

Hogedruk natriumdampontladingslamp.

Info

Publication number
NL177639C
NL177639C NL7907437A NL7907437A NL177639C NL 177639 C NL177639 C NL 177639C NL 7907437 A NL7907437 A NL 7907437A NL 7907437 A NL7907437 A NL 7907437A NL 177639 C NL177639 C NL 177639C
Authority
NL
Netherlands
Prior art keywords
high pressure
discharge lamp
vapor discharge
pressure sodium
sodium vapor
Prior art date
Application number
NL7907437A
Other languages
English (en)
Other versions
NL7907437A (nl
Inventor
Haruo Yamazaki
Yoshiro Ogata
Hidezoh Akutsu
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
Application filed by Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Priority to NL7907437A priority Critical patent/NL177639C/nl
Publication of NL7907437A publication Critical patent/NL7907437A/nl
Application granted granted Critical
Publication of NL177639C publication Critical patent/NL177639C/nl

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
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel
NL7907437A 1979-10-08 1979-10-08 Hogedruk natriumdampontladingslamp. NL177639C (nl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7907437A NL177639C (nl) 1979-10-08 1979-10-08 Hogedruk natriumdampontladingslamp.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7907437A NL177639C (nl) 1979-10-08 1979-10-08 Hogedruk natriumdampontladingslamp.
NL7907437 1979-10-08

Publications (2)

Publication Number Publication Date
NL7907437A NL7907437A (nl) 1981-04-10
NL177639C true NL177639C (nl) 1985-10-16

Family

ID=19833976

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7907437A NL177639C (nl) 1979-10-08 1979-10-08 Hogedruk natriumdampontladingslamp.

Country Status (1)

Country Link
NL (1) NL177639C (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104282A (nl) * 1981-09-17 1983-04-18 Philips Nv Hogedrukmetaaldampontladingslamp.

Also Published As

Publication number Publication date
NL7907437A (nl) 1981-04-10

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Legal Events

Date Code Title Description
A1C A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee

Effective date: 19970501