NL141698B - INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE. - Google Patents

INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE.

Info

Publication number: NL141698B
Authority: NL; Netherlands
Prior art keywords: cathod; discharge tube; electric discharge; indirectly heated; indirectly
Prior art date: 1964-12-10

Application number

NL646414340A

Other languages

Dutch (nl)

Other versions

NL6414340A (en

Inventor

Petrus Modestus De Bakker

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.)

1964-12-10

Filing date

1964-12-10

Publication date

1974-03-15

1964-12-10 Application filed by Philips Nv filed Critical Philips Nv

1964-12-10 Priority to NL646414340A priority Critical patent/NL141698B/en

1965-11-18 Priority to US508464A priority patent/US3366827A/en

1965-12-06 Priority to CH1678165A priority patent/CH438499A/en

1965-12-07 Priority to GB51832/65A priority patent/GB1100195A/en

1965-12-07 Priority to NO160805A priority patent/NO116432B/no

1965-12-07 Priority to DEN27717A priority patent/DE1236663B/en

1965-12-07 Priority to SE15819/65A priority patent/SE312381B/xx

1965-12-07 Priority to AT1100165A priority patent/AT258426B/en

1965-12-07 Priority to ES0320448A priority patent/ES320448A1/en

1965-12-08 Priority to BE673477A priority patent/BE673477A/xx

1965-12-09 Priority to FR41491A priority patent/FR1457177A/en

1966-06-13 Publication of NL6414340A publication Critical patent/NL6414340A/xx

1974-03-15 Publication of NL141698B publication Critical patent/NL141698B/en

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment

NL646414340A 1964-12-10 1964-12-10 INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE. NL141698B (en)

Priority Applications (11)

Application Number	Priority Date	Filing Date	Title
NL646414340A NL141698B (en)	1964-12-10	1964-12-10	INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE.
US508464A US3366827A (en)	1964-12-10	1965-11-18	Indirectly heated cathodes with filament support for use in electric discharge tubes
CH1678165A CH438499A (en)	1964-12-10	1965-12-06	Indirectly heatable cathode for an electrical discharge tube
GB51832/65A GB1100195A (en)	1964-12-10	1965-12-07	Improvements in indirectly heated cathodes
NO160805A NO116432B (en)	1964-12-10	1965-12-07
DEN27717A DE1236663B (en)	1964-12-10	1965-12-07	Indirectly heatable cathode for an electrical discharge tube
SE15819/65A SE312381B (en)	1964-12-10	1965-12-07
AT1100165A AT258426B (en)	1964-12-10	1965-12-07	Indirectly heatable cathode for an electrical discharge tube
ES0320448A ES320448A1 (en)	1964-12-10	1965-12-07	A device of latado indirectly heated to be used in a tube of electric shock. (Machine-translation by Google Translate, not legally binding)
BE673477A BE673477A (en)	1964-12-10	1965-12-08
FR41491A FR1457177A (en)	1964-12-10	1965-12-09	Indirectly heated cathode for discharge tube

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL646414340A NL141698B (en)	1964-12-10	1964-12-10	INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE.

Publications (2)

Publication Number	Publication Date
NL6414340A NL6414340A (en)	1966-06-13
NL141698B true NL141698B (en)	1974-03-15

Family

ID=19791604

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL646414340A NL141698B (en)	1964-12-10	1964-12-10	INDIRECTLY HEATED CATHOD FOR AN ELECTRIC DISCHARGE TUBE.

Country Status (11)

Country	Link
US (1)	US3366827A (en)
AT (1)	AT258426B (en)
BE (1)	BE673477A (en)
CH (1)	CH438499A (en)
DE (1)	DE1236663B (en)
ES (1)	ES320448A1 (en)
FR (1)	FR1457177A (en)
GB (1)	GB1100195A (en)
NL (1)	NL141698B (en)
NO (1)	NO116432B (en)
SE (1)	SE312381B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE29703990U1 (en) *	1997-03-05	1997-04-17	Thielen Marcus Dipl Phys	Cold electrode for gas discharges

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2143915A (en) *	1935-11-07	1939-01-17	Telefunken Gmbh	Indirectly heated cathode
US2155237A (en) *	1937-11-18	1939-04-18	Gen Electric	Electric discharge device
US2201731A (en) *	1938-11-30	1940-05-21	Gen Electric	Discharge tube electrode assembly

1964
- 1964-12-10 NL NL646414340A patent/NL141698B/en unknown
1965
- 1965-11-18 US US508464A patent/US3366827A/en not_active Expired - Lifetime
- 1965-12-06 CH CH1678165A patent/CH438499A/en unknown
- 1965-12-07 SE SE15819/65A patent/SE312381B/xx unknown
- 1965-12-07 ES ES0320448A patent/ES320448A1/en not_active Expired
- 1965-12-07 NO NO160805A patent/NO116432B/no unknown
- 1965-12-07 GB GB51832/65A patent/GB1100195A/en not_active Expired
- 1965-12-07 DE DEN27717A patent/DE1236663B/en active Pending
- 1965-12-07 AT AT1100165A patent/AT258426B/en active
- 1965-12-08 BE BE673477A patent/BE673477A/xx unknown
- 1965-12-09 FR FR41491A patent/FR1457177A/en not_active Expired

Also Published As

Publication number	Publication date
NL6414340A (en)	1966-06-13
SE312381B (en)	1969-07-14
FR1457177A (en)	1966-10-28
AT258426B (en)	1967-11-27
CH438499A (en)	1967-06-30
BE673477A (en)	1966-06-08
ES320448A1 (en)	1966-07-01
GB1100195A (en)	1968-01-24
US3366827A (en)	1968-01-30
DE1236663B (en)	1967-03-16
NO116432B (en)	1969-03-24

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