US3801941A - Coil winding - Google Patents

Coil winding Download PDF

Info

Publication number
US3801941A
US3801941A US00323010A US3801941DA US3801941A US 3801941 A US3801941 A US 3801941A US 00323010 A US00323010 A US 00323010A US 3801941D A US3801941D A US 3801941DA US 3801941 A US3801941 A US 3801941A
Authority
US
United States
Prior art keywords
grooves
insulating structure
turns
insulating
layer
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 - Lifetime
Application number
US00323010A
Other languages
English (en)
Inventor
P Phillips
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.)
Plessey Overseas Ltd
Original Assignee
Plessey Handel und Investments AG
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 Plessey Handel und Investments AG filed Critical Plessey Handel und Investments AG
Application granted granted Critical
Publication of US3801941A publication Critical patent/US3801941A/en
Assigned to PLESSEY OVERSEAS LIMITED reassignment PLESSEY OVERSEAS LIMITED ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: PLESSEY HANDEL UND INVESTMENTS AG, GARTENSTRASSE 2, ZUG, SWITZERLAND
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • H01J29/764—Deflecting by magnetic fields only using toroidal windings

Definitions

  • U S Cl 335/210 335/213 grooves in the insulating structure are mutually ar- [51] i 7/00 ranged so that in one pair of opposite quadrants look- [58] Fie'ld 313/76 ing along the central axis of the core grooves of the g I rear insulating structure are aligned with evennumbered grooves in the front insulating structure.
  • the grooves of the UMTED STATES PATENTS rear insulating structure are aligned with odd- 3,601,73l 8/1971 Christiana 335/210 numb red grooves of the from insulating structure.
  • the present invention relates to the winding of electric coils and is specifically concerned with the winding of toroidal beam deflection coils for use with cathode By this arrangement of the grooves the two vertical and two horizontal coils can be wound simultaneously without significant loss of symmetry about the core axis.
  • FIG. I shows a cross-sectional view taken through tion coils and a pair of diametrically opposite vertical the central axis of a conventional magnetic core strucdeflection coils, it is known to fit relatively large and ture for beam deflection coils, small grooved insulating ring structures to the front and FIG.
  • FIG. 2 is a diagram that illustrates the arrangement rear ends of the core, respectively with the front ring of coil turns in the grooves or slots of the moulded insuhaving twice as many grooves as the rear ring for relating structure of FIG. 1: and, DCving the turns of wire. Accordingly, when all of the FIG. 3 is-a diagram similar to FIG.
  • Both of the rings grooves in the rear insulating structure are aligned with F and G have grooves or slots H and I moulded therein respect to alternate grooves in the front insulating for receiving the turns of beam deflection coils.
  • These structure and the four coils are balanced symmetrically coi s compr se two ertical deflection coils which are about the central axis of the core. wound on the core E at diametrically opposite positions
  • the construction just above referred to and two horizontal deflection coils also arranged diadoes not permit of the four coils being wound on the metrically opposite to one another as will be better apcore simultaneously thereby affording a significant savpreciate from FIG.
  • the insulating ring F has 288 grooves or in the insulating structure are mutually arranged so that slots equally spaced therearound, (only a few of the in one pair of opposite quadrants looking along the slots are shown in the figure) whereas the smaller insucentral axis of the core grooves of the rear insulating lating ring G has 144 grooves or slots equally spaced structure are aligned with even-numbered grooves in 40 therearound and it is arranged that the grooves in the the front insulating structure and in the other pair of ring G are radially aligned with alternate grooves or opposite quandrants the grooves of the rear insulating slots in the larger ring F as shown in the Figure.
  • First structure are aligned with odd numbered grooves of layer coil turns on the ring G may be wound in the oddthe front insulating structure.
  • This arrangement acnumbered grooves or slots of the ring F whereas second cording to the present invention is preferably achieved layer turns on the ring G may be wound in evenby modifying the spacing between the grooves in the numbered grooves or slots of the ring F.
  • rear insulating structure close to the boundaries be-
  • One possible winding distribution arrangement is intween quadrants. dicated in the following table I.
  • 1st layer turns. 169, 173, 2d layer turns... 166, 168, 170, 172, 174, 176, 180, 182, 184, 186, 188,
  • N MEL-Coils B and D can be distributed identically as A and C respectively but 180 removed from A and C.
  • 1st layer turns... 42, 44, 46, 48, 50, 52, 54, 56, 58, 2d layer turns. 45, 47, 51, 55, 57,
  • 1st layer turns.. 99, 101, 111, 2d layer turns- 98, 100, 102, 104, 106, 108, 110, 112, 114,
  • 1st layer turns... 2d layer turns- 116, 120, 124, 126, 128, 130, 132, 134,
  • 1st layer turns.. 81, 83, 87, 93, 97, 103, 105, 107, 109, 113, 2d layer turns.
  • 1st layer turns... 115, 117, 119, 121, 123, 125, 127, 129, 131, 133, 2d layer turns- 118, 122,
  • 1st layer turns.. 2d layer turns. 187, 193, 197, 203, 207, 209,
  • N 0TE.C0ils B and D can be distributed identically as A and C respectively but 180 removed from A and C.
  • said magnetic structure having attached to it grooved front and rear insulating structures of relatively large and small diameters for receiving the turns of said coils, in which the grooves in the insulating structure are mutually arranged sothat in one pair of opposite quadrants looking along the con trol axis of the core grooves of the rear insulating structure are aligned with even-numbered grooves in the front insulating structure and in the other pair of opposite quadrants grooves of the rear insulating structure are aligned with odd-numbered grooves of the front insulating structure.

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Coils Or Transformers For Communication (AREA)
US00323010A 1972-01-13 1973-01-26 Coil winding Expired - Lifetime US3801941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB156472A GB1411562A (en) 1972-01-13 1972-01-13 Coil winding

Publications (1)

Publication Number Publication Date
US3801941A true US3801941A (en) 1974-04-02

Family

ID=9724165

Family Applications (1)

Application Number Title Priority Date Filing Date
US00323010A Expired - Lifetime US3801941A (en) 1972-01-13 1973-01-26 Coil winding

Country Status (5)

Country Link
US (1) US3801941A (enrdf_load_stackoverflow)
DE (1) DE2301518A1 (enrdf_load_stackoverflow)
FR (1) FR2168004B1 (enrdf_load_stackoverflow)
GB (1) GB1411562A (enrdf_load_stackoverflow)
IT (1) IT976831B (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859719A (en) * 1973-11-12 1975-01-14 Gen Instrument Corp Method of making a toroidal core-coil combination with in situ molded end rings
US3947793A (en) * 1975-03-10 1976-03-30 Rca Corporation Multi-layer toroidal deflection yoke
US4023129A (en) * 1975-04-14 1977-05-10 Rca Corporation Deflection yoke with non-radial conductors
US4070640A (en) * 1977-04-07 1978-01-24 Gte Sylvania Incorporated High resolution torodidal deflection yoke
US4243965A (en) * 1977-03-08 1981-01-06 Denki Onkyo Co., Ltd. Deflection coil
US4359705A (en) * 1979-10-09 1982-11-16 Siemens Aktiengesellschaft Deflection unit for cathode ray tubes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62107352U (enrdf_load_stackoverflow) * 1985-12-25 1987-07-09

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3601731A (en) * 1970-01-30 1971-08-24 Ibm Coil form for a magnetic deflection york
US3634796A (en) * 1969-03-28 1972-01-11 Matsushita Electric Industrial Co Ltd Deflecting yoke
US3711802A (en) * 1971-09-08 1973-01-16 Gte Sylvania Inc Toroid yoke with multi-part core
US3758888A (en) * 1972-03-06 1973-09-11 Matsushita Electric Industrial Co Ltd Toroidal deflection yoke

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3634796A (en) * 1969-03-28 1972-01-11 Matsushita Electric Industrial Co Ltd Deflecting yoke
US3601731A (en) * 1970-01-30 1971-08-24 Ibm Coil form for a magnetic deflection york
US3711802A (en) * 1971-09-08 1973-01-16 Gte Sylvania Inc Toroid yoke with multi-part core
US3758888A (en) * 1972-03-06 1973-09-11 Matsushita Electric Industrial Co Ltd Toroidal deflection yoke

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859719A (en) * 1973-11-12 1975-01-14 Gen Instrument Corp Method of making a toroidal core-coil combination with in situ molded end rings
US3947793A (en) * 1975-03-10 1976-03-30 Rca Corporation Multi-layer toroidal deflection yoke
US4023129A (en) * 1975-04-14 1977-05-10 Rca Corporation Deflection yoke with non-radial conductors
US4243965A (en) * 1977-03-08 1981-01-06 Denki Onkyo Co., Ltd. Deflection coil
US4070640A (en) * 1977-04-07 1978-01-24 Gte Sylvania Incorporated High resolution torodidal deflection yoke
US4359705A (en) * 1979-10-09 1982-11-16 Siemens Aktiengesellschaft Deflection unit for cathode ray tubes

Also Published As

Publication number Publication date
GB1411562A (en) 1975-10-29
DE2301518A1 (de) 1973-07-19
IT976831B (it) 1974-09-10
FR2168004B1 (enrdf_load_stackoverflow) 1976-11-05
FR2168004A1 (enrdf_load_stackoverflow) 1973-08-24

Similar Documents

Publication Publication Date Title
US3801941A (en) Coil winding
US3735193A (en) Deflection yoke
US4484166A (en) Coil support for an electromagnetic deflection unit
US3757262A (en) Toroidal deflection yoke having conductors wound in flyback manner
US4023129A (en) Deflection yoke with non-radial conductors
US3947793A (en) Multi-layer toroidal deflection yoke
US4065738A (en) Deflection coil unit comprising toroidally wound coils for a color television display tube
GB1466732A (en) Magnetic corerection device for a cathode ray tube
CA1062757A (en) Convergence apparatus for in-line beams
US3711802A (en) Toroid yoke with multi-part core
US4786838A (en) Electromagnetic deflection unit directly wound on a support
US3835426A (en) Winding crown for inline gun deflection yoke
US3117258A (en) Toroidal deflection yoke winding
EP0297635A1 (en) Picture display system including a deflection unit with a double saddle coil system
US3310763A (en) Deflection yoke coil
US4038621A (en) Precision vertical deflection coil for a hybrid television yoke
EP0042020B1 (en) Convergence unit for cathode-ray tube
US3671894A (en) Deflection yokes for cathode ray tubes
JPH03257742A (ja) 偏向ヨーク
AU598031B2 (en) Method of manufacturing a deflection unit for a cathode ray tube
EP0347981B1 (en) Picture tube having an electro-magnetic deflection unit
US4536730A (en) Deflection unit for picture tubes
US4100518A (en) Eccentric convergence apparatus for in-line beam cathode ray tubes
JPS5933152Y2 (ja) セミトロイダル偏向ヨ−ク
US3922626A (en) Wide angle deflection yoke quadrupole windings