GB1140076A - Improvements in and relating to glow discharge lamps - Google Patents

Improvements in and relating to glow discharge lamps

Info

Publication number
GB1140076A
GB1140076A GB2191166A GB2191166A GB1140076A GB 1140076 A GB1140076 A GB 1140076A GB 2191166 A GB2191166 A GB 2191166A GB 2191166 A GB2191166 A GB 2191166A GB 1140076 A GB1140076 A GB 1140076A
Authority
GB
United Kingdom
Prior art keywords
envelope
glow discharge
electrodes
discharge lamps
centre line
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
GB2191166A
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 GB1140076A publication Critical patent/GB1140076A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/64Cathode glow lamps
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00Gas-filled discharge tubes with solid cathode
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00Discharge tubes and lamps
    • H01J2893/0064Tubes with cold main electrodes (including cold cathodes)

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

1,140,076. Glow discharge lamps. PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd. May 17, 1966 [May 20, 1965], No.21911/66. Heading H1D. A cold cathode glow discharge lamp comprises an elongated glass envelope 1 (which may also be of curved tubular form and may be wholly or partially coated with a phosphor) and two electrodes 4, 5 (as shown, or alternatively rod-shaped) which extend towards each other one from each end of the envelope and which have surfaces parallel to the longitudinal centre line of the envelope upon which surfaces the discharge terminates in operation, wherein at each end of the lamp the envelope is sealed by metal members 2, and 3 (of ferrochromium for instance), the surfaces of which inside the envelope are planar and perpendicular to the said longitudinal centre line. The electrodes as in Fig. 1, may be of iron, with aluminium and nickel layers on the inner and outer surfaces respectively. Members 2 and 3 may be provided with tapered connecting pins or a curved strip with a supply wire clamped therein at the end remote from the member.
GB2191166A 1965-05-20 1966-05-17 Improvements in and relating to glow discharge lamps Expired GB1140076A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6506399A NL144774B (en) 1965-05-20 1965-05-20 GLOW DISCHARGE LAMP.

Publications (1)

Publication Number Publication Date
GB1140076A true GB1140076A (en) 1969-01-15

Family

ID=19793193

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2191166A Expired GB1140076A (en) 1965-05-20 1966-05-17 Improvements in and relating to glow discharge lamps

Country Status (10)

Country Link
JP (1) JPS5323633B1 (en)
AT (1) AT261746B (en)
BE (1) BE681279A (en)
CH (1) CH452699A (en)
DE (2) DE1539493B2 (en)
DK (1) DK120602B (en)
ES (1) ES326881A1 (en)
GB (1) GB1140076A (en)
NL (1) NL144774B (en)
SE (1) SE309282B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3237849A1 (en) * 1982-10-13 1984-04-19 E.G.O. Elektro-Geräte Blanc u. Fischer, 7519 Oberderdingen Arrangement for indicating the operating mode of an electrical apparatus
DE3834630A1 (en) * 1988-10-11 1990-04-12 Bosch Siemens Hausgeraete Luminaire for indicating the operation and for simultaneously illuminating an operating panel of a domestic appliance

Also Published As

Publication number Publication date
DE1539493A1 (en) 1970-01-08
NL144774B (en) 1975-01-15
DE1539493B2 (en) 1970-09-17
DE1983623U (en) 1968-04-18
BE681279A (en) 1966-11-18
NL6506399A (en) 1966-11-21
SE309282B (en) 1969-03-17
AT261746B (en) 1968-05-10
JPS5323633B1 (en) 1978-07-15
CH452699A (en) 1968-03-15
DK120602B (en) 1971-06-21
ES326881A1 (en) 1967-07-01

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