GB1509984A - Arc lamp including an electrode with recessed contact are - Google Patents

Arc lamp including an electrode with recessed contact are

Info

Publication number
GB1509984A
GB1509984A GB13879/76A GB1387976A GB1509984A GB 1509984 A GB1509984 A GB 1509984A GB 13879/76 A GB13879/76 A GB 13879/76A GB 1387976 A GB1387976 A GB 1387976A GB 1509984 A GB1509984 A GB 1509984A
Authority
GB
United Kingdom
Prior art keywords
electrode
anode
apex
cathode
arc 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
GB13879/76A
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Publication of GB1509984A publication Critical patent/GB1509984A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/02—Details
    • H05B31/06—Electrodes
    • H05B31/14—Metal electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/84—Lamps with discharge constricted by high pressure
    • H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B31/00—Electric arc lamps
    • H05B31/02—Details
    • H05B31/30—Starting; Igniting
    • H05B31/305—Ignition devices

Landscapes

  • Discharge Lamp (AREA)
GB13879/76A 1975-04-10 1976-04-06 Arc lamp including an electrode with recessed contact are Expired GB1509984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56665175A 1975-04-10 1975-04-10

Publications (1)

Publication Number Publication Date
GB1509984A true GB1509984A (en) 1978-05-10

Family

ID=24263816

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13879/76A Expired GB1509984A (en) 1975-04-10 1976-04-06 Arc lamp including an electrode with recessed contact are

Country Status (7)

Country Link
JP (1) JPS51133983A (enExample)
CH (1) CH600731A5 (enExample)
DE (1) DE2614150A1 (enExample)
FR (1) FR2307372A1 (enExample)
GB (1) GB1509984A (enExample)
IL (1) IL49311A0 (enExample)
NL (1) NL7603823A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006105073A3 (en) * 2005-03-29 2008-04-17 Hewlett Packard Development Co Lamp assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006105073A3 (en) * 2005-03-29 2008-04-17 Hewlett Packard Development Co Lamp assembly
GB2438569B (en) * 2005-03-29 2011-02-16 Hewlett Packard Development Co Lamp assembly

Also Published As

Publication number Publication date
IL49311A0 (en) 1976-05-31
CH600731A5 (enExample) 1978-06-30
FR2307372B3 (enExample) 1979-02-02
DE2614150A1 (de) 1976-10-21
NL7603823A (nl) 1976-10-12
FR2307372A1 (fr) 1976-11-05
JPS51133983A (en) 1976-11-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee