FR2078768A5 - - Google Patents

Info

Publication number
FR2078768A5
FR2078768A5 FR7105548A FR7105548A FR2078768A5 FR 2078768 A5 FR2078768 A5 FR 2078768A5 FR 7105548 A FR7105548 A FR 7105548A FR 7105548 A FR7105548 A FR 7105548A FR 2078768 A5 FR2078768 A5 FR 2078768A5
Authority
FR
France
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
FR7105548A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2078768A5 publication Critical patent/FR2078768A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/867—Means associated with the outside of the vessel for shielding, e.g. magnetic shields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Details Of Television Scanning (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Coils Or Transformers For Communication (AREA)
FR7105548A 1970-02-18 1971-02-18 Expired FR2078768A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL7002232A NL7002232A (de) 1970-02-18 1970-02-18
US11045771A 1971-01-28 1971-01-28
US00252938A US3824515A (en) 1970-02-18 1972-05-12 Screening cage

Publications (1)

Publication Number Publication Date
FR2078768A5 true FR2078768A5 (de) 1971-11-05

Family

ID=27351544

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7105548A Expired FR2078768A5 (de) 1970-02-18 1971-02-18

Country Status (5)

Country Link
US (1) US3824515A (de)
DE (1) DE2104221C3 (de)
FR (1) FR2078768A5 (de)
GB (1) GB1280289A (de)
NL (1) NL7002232A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152745A (en) * 1977-04-11 1979-05-01 Eul Edward A Magnetic shield device
US4392083A (en) * 1981-11-20 1983-07-05 Teletype Corporation Radiation shield for a cathode ray tube
KR900001503B1 (ko) * 1985-09-13 1990-03-12 미쓰비시전기 주식회사 불요복사 방지장치
JPS63144505A (ja) * 1986-12-09 1988-06-16 Mitsubishi Electric Corp 漏洩磁界キヤンセル装置
US4767969A (en) * 1987-05-26 1988-08-30 Honeywell, Inc. RF emission shield for CRT displays
US6297583B1 (en) * 1998-10-08 2001-10-02 Federal-Mogul World Wide, Inc. Gas discharge lamp assembly with improved r.f. shielding
EP1416635B1 (de) * 2002-11-01 2012-12-12 Omron Corporation Sensorvorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE427739A (de) * 1937-04-26
US2754415A (en) * 1950-10-09 1956-07-10 Du Mont Allen B Lab Inc Receiver antenna coupling circuit for balanced or unbalanced input
DE1095313B (de) * 1957-01-04 1960-12-22 Fernseh Gmbh Ablenkspulenanordnung fuer Fernsehaufnahmeroehren vom Vidikontyp
US3158774A (en) * 1962-06-08 1964-11-24 Joel F Fleming Image orthicon focusing coil and field flaring ring

Also Published As

Publication number Publication date
DE2104221C3 (de) 1980-07-17
DE2104221B2 (de) 1979-08-30
GB1280289A (en) 1972-07-05
US3824515A (en) 1974-07-16
DE2104221A1 (de) 1971-08-26
NL7002232A (de) 1971-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse