GB691164A - Improvements in or relating to cathode-ray tubes - Google Patents

Improvements in or relating to cathode-ray tubes

Info

Publication number: GB691164A
Authority: GB; United Kingdom
Prior art keywords: layers; coil; deflection; separated; paper
Prior art date: 1950-11-01
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

GB25221/51A

Other languages

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.)

Philips Electrical Industries Ltd

Original Assignee

Philips Electrical Industries Ltd

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.)

1950-11-01

Filing date

1951-10-29

Publication date

1953-05-06

1951-10-29 Application filed by Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd

1953-05-06 Publication of GB691164A publication Critical patent/GB691164A/en

Status Expired legal-status Critical Current

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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
- H01J29/76—Deflecting by magnetic fields only
- H01J29/762—Deflecting by magnetic fields only using saddle coils or printed windings
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/70—Electron beam control outside the vessel
- H01J2229/703—Electron beam control outside the vessel by magnetic fields
- H01J2229/7031—Cores for field producing elements, e.g. ferrite

Landscapes

Video Image Reproduction Devices For Color Tv Systems (AREA)
Details Of Television Scanning (AREA)

GB25221/51A 1950-11-01 1951-10-29 Improvements in or relating to cathode-ray tubes Expired GB691164A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL157036		1950-11-01

Publications (1)

Publication Number	Publication Date
GB691164A true GB691164A (en)	1953-05-06

Family

ID=19750506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB25221/51A Expired GB691164A (en)	1950-11-01	1951-10-29	Improvements in or relating to cathode-ray tubes

Country Status (8)

Country	Link
US (1)	US2689923A (fr)
BE (1)	BE506783A (fr)
CH (1)	CH294532A (fr)
DE (1)	DE977535C (fr)
ES (1)	ES200197A1 (fr)
FR (1)	FR1044371A (fr)
GB (1)	GB691164A (fr)
NL (1)	NL78898C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2830213A (en) *	1955-09-08	1958-04-08	Gen Electric	Deflection coil
US3007087A (en) *	1958-06-04	1961-10-31	Gen Dynamics Corp	Electromagnetic deflection coil
NL7315351A (nl) *	1973-11-09	1975-05-13	Philips Nv	Televisieafbuigspoel.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE767800C (fr) *	1935-11-30
IT349671A (fr) *	1936-02-28
NL48160C (fr) *	1936-03-03
GB476947A (en) *	1936-06-18	1937-12-20	Baird Television Ltd	Improvements in or relating to magnetic deflecting means for electron discharge devices
US2207777A (en) *	1937-11-16	1940-07-16	Rca Corp	Cathode ray deflecting device
DE743844C (de) *	1939-02-08	1944-01-04	Fernseh Gmbh	Elektromagnetisches Ablenksystem fuer Elektronenstrahlroehren
US2333806A (en) *	1939-06-02	1943-11-09	Jefferson Electric Co	Coil structure
BE440582A (fr) *	1940-02-17
NL77952C (fr) *	1948-07-28

0
- NL NL78898D patent/NL78898C/xx active
- BE BE506783D patent/BE506783A/xx unknown
1951
- 1951-10-12 US US250983A patent/US2689923A/en not_active Expired - Lifetime
- 1951-10-27 ES ES0200197A patent/ES200197A1/es not_active Expired
- 1951-10-28 DE DEN4621A patent/DE977535C/de not_active Expired
- 1951-10-29 GB GB25221/51A patent/GB691164A/en not_active Expired
- 1951-10-30 CH CH294532D patent/CH294532A/de unknown
- 1951-10-31 FR FR1044371D patent/FR1044371A/fr not_active Expired

Also Published As

Publication number	Publication date
FR1044371A (fr)	1953-11-17
NL78898C (fr)
US2689923A (en)	1954-09-21
ES200197A1 (es)	1952-03-01
CH294532A (de)	1953-11-15
BE506783A (fr)
DE977535C (de)	1967-01-12

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