NL155397B - CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM. - Google Patents

CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM.

Info

Publication number
NL155397B
NL155397B NL6915792A NL6915792A NL155397B NL 155397 B NL155397 B NL 155397B NL 6915792 A NL6915792 A NL 6915792A NL 6915792 A NL6915792 A NL 6915792A NL 155397 B NL155397 B NL 155397B
Authority
NL
Netherlands
Prior art keywords
cathody
image recording
tube fitted
recording tube
fitted
Prior art date
Application number
NL6915792A
Other languages
Dutch (nl)
Other versions
NL6915792A (en
Inventor
Johannes Reinier Blatter
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
Priority to NL6915792A priority Critical patent/NL155397B/en
Priority to DE19702048082 priority patent/DE2048082C3/en
Priority to GB1296282D priority patent/GB1296282A/en
Priority to FR7037467A priority patent/FR2066102A5/fr
Publication of NL6915792A publication Critical patent/NL6915792A/xx
Publication of NL155397B publication Critical patent/NL155397B/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/485—Construction of the gun or of parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/027—Construction of the gun or parts thereof
NL6915792A 1969-10-18 1969-10-18 CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM. NL155397B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL6915792A NL155397B (en) 1969-10-18 1969-10-18 CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM.
DE19702048082 DE2048082C3 (en) 1969-10-18 1970-09-30 Indirectly heated cathode
GB1296282D GB1296282A (en) 1969-10-18 1970-10-15
FR7037467A FR2066102A5 (en) 1969-10-18 1970-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6915792A NL155397B (en) 1969-10-18 1969-10-18 CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM.

Publications (2)

Publication Number Publication Date
NL6915792A NL6915792A (en) 1971-04-20
NL155397B true NL155397B (en) 1977-12-15

Family

ID=19808164

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6915792A NL155397B (en) 1969-10-18 1969-10-18 CATHODY SYSTEM AND IMAGE RECORDING TUBE FITTED WITH A CATHODY SYSTEM.

Country Status (3)

Country Link
FR (1) FR2066102A5 (en)
GB (1) GB1296282A (en)
NL (1) NL155397B (en)

Also Published As

Publication number Publication date
DE2048082B2 (en) 1976-08-12
NL6915792A (en) 1971-04-20
FR2066102A5 (en) 1971-08-06
GB1296282A (en) 1972-11-15
DE2048082A1 (en) 1971-05-06

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: PHILIPS