FR859345A - Protection device for electron tubes - Google Patents

Protection device for electron tubes

Info

Publication number
FR859345A
FR859345A FR859345DA FR859345A FR 859345 A FR859345 A FR 859345A FR 859345D A FR859345D A FR 859345DA FR 859345 A FR859345 A FR 859345A
Authority
FR
France
Prior art keywords
protection device
electron tubes
tubes
electron
protection
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
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR859345A publication Critical patent/FR859345A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
FR859345D 1939-05-11 1939-05-11 Protection device for electron tubes Expired FR859345A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR859345T 1939-05-11

Publications (1)

Publication Number Publication Date
FR859345A true FR859345A (en) 1940-12-16

Family

ID=9330370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859345D Expired FR859345A (en) 1939-05-11 1939-05-11 Protection device for electron tubes

Country Status (3)

Country Link
US (1) US2261645A (en)
BE (1) BE438554A (en)
FR (1) FR859345A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2980904A (en) * 1942-06-08 1961-04-18 Gen Electric Cathode ray apparatus
US2425491A (en) * 1943-06-22 1947-08-12 Rca Corp Deflection circuit
US2441732A (en) * 1945-03-28 1948-05-18 Rca Corp Cathode heater supply from cathode-ray deflecting circuit
US2567861A (en) * 1946-01-07 1951-09-11 Robert M Silliman Cathode-ray beam intensity control
US2444902A (en) * 1946-02-27 1948-07-06 Rca Corp Protective circuit
US2625265A (en) * 1947-04-01 1953-01-13 Electric Sorting Machine Compa Photoelectric sorting apparatus
US2514079A (en) * 1948-10-26 1950-07-04 Rca Corp Power supply interlock system
US2584932A (en) * 1949-07-16 1952-02-05 Rca Corp Television kinescope projection circuit
US2577848A (en) * 1950-02-16 1951-12-11 Rca Corp Protective circuit
BE516811A (en) * 1951-02-02
US2709768A (en) * 1952-06-05 1955-05-31 Gen Precision Lab Inc Cathode ray tube protection circuits
US2810858A (en) * 1954-06-14 1957-10-22 Itt Protective circuit
US2846616A (en) * 1954-12-08 1958-08-05 Philips Corp Circuit-arrangement protecting the cathode-ray tube of television receivers

Also Published As

Publication number Publication date
BE438554A (en)
US2261645A (en) 1941-11-04

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