GB1152289A - Low-Pressure Mercury-Vapour Discharge Lamp - Google Patents

Low-Pressure Mercury-Vapour Discharge Lamp

Info

Publication number
GB1152289A
GB1152289A GB5522767A GB5522767A GB1152289A GB 1152289 A GB1152289 A GB 1152289A GB 5522767 A GB5522767 A GB 5522767A GB 5522767 A GB5522767 A GB 5522767A GB 1152289 A GB1152289 A GB 1152289A
Authority
GB
United Kingdom
Prior art keywords
lamp
starting strip
low
pressure mercury
discharge lamp
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
GB5522767A
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1152289A publication Critical patent/GB1152289A/en
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
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury

Landscapes

  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
GB5522767A 1966-12-08 1967-12-05 Low-Pressure Mercury-Vapour Discharge Lamp Expired GB1152289A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6617223A NL6617223A (xx) 1966-12-08 1966-12-08

Publications (1)

Publication Number Publication Date
GB1152289A true GB1152289A (en) 1969-05-14

Family

ID=19798402

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5522767A Expired GB1152289A (en) 1966-12-08 1967-12-05 Low-Pressure Mercury-Vapour Discharge Lamp

Country Status (7)

Country Link
AT (1) AT274958B (xx)
BE (1) BE707625A (xx)
CH (1) CH470758A (xx)
DE (1) DE1589275A1 (xx)
ES (1) ES348011A1 (xx)
GB (1) GB1152289A (xx)
NL (1) NL6617223A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0274107A2 (de) * 1987-01-08 1988-07-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische Lampe

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7612881A (nl) * 1976-11-19 1978-05-23 Philips Nv Lagedrukkwikdampontladingslamp.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0274107A2 (de) * 1987-01-08 1988-07-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische Lampe
EP0274107A3 (de) * 1987-01-08 1990-08-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische Lampe

Also Published As

Publication number Publication date
BE707625A (xx) 1968-06-06
NL6617223A (xx) 1968-06-10
CH470758A (de) 1969-03-31
DE1589275A1 (de) 1970-03-05
ES348011A1 (es) 1969-06-01
AT274958B (de) 1969-10-10

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees