IT1121971B - Lampada a scarica in atmosfera gassosa a bassa pressione - Google Patents

Lampada a scarica in atmosfera gassosa a bassa pressione

Info

Publication number
IT1121971B
IT1121971B IT24003/79A IT2400379A IT1121971B IT 1121971 B IT1121971 B IT 1121971B IT 24003/79 A IT24003/79 A IT 24003/79A IT 2400379 A IT2400379 A IT 2400379A IT 1121971 B IT1121971 B IT 1121971B
Authority
IT
Italy
Prior art keywords
low pressure
discharge lamp
pressure discharge
gaseous atmosphere
gaseous
Prior art date
Application number
IT24003/79A
Other languages
English (en)
Other versions
IT7924003A0 (it
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of IT7924003A0 publication Critical patent/IT7924003A0/it
Application granted granted Critical
Publication of IT1121971B publication Critical patent/IT1121971B/it

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
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
IT24003/79A 1978-07-04 1979-06-29 Lampada a scarica in atmosfera gassosa a bassa pressione IT1121971B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7807218A NL7807218A (nl) 1978-07-04 1978-07-04 Lagedrukgasontladingslamp.

Publications (2)

Publication Number Publication Date
IT7924003A0 IT7924003A0 (it) 1979-06-29
IT1121971B true IT1121971B (it) 1986-04-23

Family

ID=19831185

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24003/79A IT1121971B (it) 1978-07-04 1979-06-29 Lampada a scarica in atmosfera gassosa a bassa pressione

Country Status (9)

Country Link
US (1) US4277713A (it)
JP (1) JPS5510795A (it)
BE (1) BE877420A (it)
CA (1) CA1126321A (it)
DE (1) DE2926504A1 (it)
FR (1) FR2430664A1 (it)
GB (1) GB2032170B (it)
IT (1) IT1121971B (it)
NL (1) NL7807218A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781640A (en) * 1985-01-24 1988-11-01 Varian Associates, Inc. Basket electrode shaping

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1523629A (en) * 1921-03-28 1925-01-20 Bullock Albert Well-drilling apparatus
US1786158A (en) * 1927-12-01 1930-12-23 Charlie L Hawes Reduction gearing
DE510595C (de) * 1928-07-14 1930-10-28 Patra Patent Treuhand Elektrische Entladungslampe mit Gas- oder Dampffuellung
GB337744A (en) * 1929-07-05 1930-11-05 John Henry Chambers Improvements in and relating to variable speed epicyclic gearing
US1790460A (en) * 1929-10-24 1931-01-27 Matvey A Capeliuschnicoff Well-drilling tool
US2488660A (en) * 1947-03-08 1949-11-22 Borg Warner Transmission
US2654572A (en) * 1949-10-15 1953-10-06 Arutunoff Armais Drilling apparatus
US2937008A (en) * 1955-09-30 1960-05-17 Whittle Frank High-speed turbo-drill with reduction gearing
US3015973A (en) * 1960-11-25 1962-01-09 Curtiss Wright Corp Rotary speed changer
US3598188A (en) * 1969-05-22 1971-08-10 James Foster Kelly speed bushing
US3669199A (en) * 1970-03-19 1972-06-13 Youngstown Sheet And Tube Co Drilling apparatus
NL7701910A (nl) * 1977-02-23 1978-08-25 Philips Nv Lagedrukgasontladingslamp.

Also Published As

Publication number Publication date
IT7924003A0 (it) 1979-06-29
NL7807218A (nl) 1980-01-08
DE2926504A1 (de) 1980-01-24
FR2430664A1 (fr) 1980-02-01
JPS5510795A (en) 1980-01-25
GB2032170A (en) 1980-04-30
BE877420A (fr) 1980-01-02
FR2430664B1 (it) 1982-03-26
GB2032170B (en) 1982-09-15
CA1126321A (en) 1982-06-22
US4277713A (en) 1981-07-07

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