EP1256119A1 - Transformateur encapsule - Google Patents

Transformateur encapsule

Info

Publication number
EP1256119A1
EP1256119A1 EP00955937A EP00955937A EP1256119A1 EP 1256119 A1 EP1256119 A1 EP 1256119A1 EP 00955937 A EP00955937 A EP 00955937A EP 00955937 A EP00955937 A EP 00955937A EP 1256119 A1 EP1256119 A1 EP 1256119A1
Authority
EP
European Patent Office
Prior art keywords
transformer
assembly
cover
shell
transparent
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.)
Granted
Application number
EP00955937A
Other languages
German (de)
English (en)
Other versions
EP1256119B1 (fr
Inventor
Branimir Jakovlejvic
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP1256119A1 publication Critical patent/EP1256119A1/fr
Application granted granted Critical
Publication of EP1256119B1 publication Critical patent/EP1256119B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • 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
    • H01F27/02—Casings

Definitions

  • THIS invention relates to transformers and other apparatus comprising
  • transformers such as power supplies.
  • the cap is normally mounted on the board to abut against the
  • the cover is preferably transparent.
  • the transformer may also comprise a
  • the cover may be in the form of a skin.
  • the skin may comprise a transparent outer shell of a rigid material and a
  • the shell may comprise first and second body halves fitted
  • the skin may comprise outwardly extending protrusions, to provide a
  • the cover may be in the form of a box and may
  • the transformer may form part of power supply circuitry and the power
  • supply circuitry may comprise a first output which is accessible through the
  • the power supply circuitry may further comprise a second output
  • the circuitry may comprise a fuse, and the fuse is preferably provided in a
  • the cover may comprise a lid for opening and closing the recess.
  • the transformer may be enclosed by locating the transformer in a rigid
  • the transformer may be located by providing a rigid transparent shell having
  • figure 1 is a diagrammatic perspective view of a prior art transformer
  • figure 2 is a diagrammatic exploded perspective view of a transformer
  • figure 3 is a diagrammatic perspective view of the assembly in figure 2
  • figure 4 is a diagrammatic perspective view from above of a power
  • figure 5 is a diagrammatic perspective view form below of the power
  • figure 6 is a basic block diagram of the power supply in figure 4.
  • the assembly comprises a transformer (not shown)
  • thermosetting epoxy resin 1 6 is provided in the cap to embed the transformer, thereby to insulate it electrically and to mount it permanently
  • the transformer to external circuitry (also not shown) .
  • a transformer assembly according to the invention is generally designated
  • the assembly comprises a
  • transformer 30 comprising a transparent bobbin 22 made of a suitable
  • a stack 23 of magnetic material laminates extend
  • insulating tape is provided about the windings, as is the case in some
  • Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are of known transformers, and transformer assemblies. Conductive legs 28 are
  • the assembly further comprises first and second body halves 32, 34 of a
  • the shell having a shape and configuration substantially similar to the
  • Second body half 34 defines an opening 36 in a center
  • the material may be introduced by means of a suction
  • the assembly thus comprises a thin transparent skin 38 (shown in figure 3)
  • the legs 28 extend beyond the body half 34, so that the assembly 20 may
  • the feet 33 ensures that a permanent clearance is provided between the
  • the assembly may define holes 40 in ear regions 42, 44, of the bobbin 22
  • the power supply assembly 50 comprises a transparent
  • the cover 52 facilitates the transmission of
  • the cover comprises a plurality of pins 58 (two or three) for cooperating
  • the cavity is openable and closeable by a removable lid
  • the cover defines a first opening providing access to a first pair of DC
  • output terminals 66 from the power supply.
  • a second pair of output terminals 68 connected in parallel with the first pair is also accessible
  • FIG. 6 A block diagram of the power supply is shown in figure 6. The
  • aforementioned pins are designated 58 and are connected to protective
  • circuitry 70 comprising lightning protection circuitry and the primary
  • a voltage regulating circuit 76 is connected to a voltage regulating circuit 76 and the regulating circuit is
  • the fuse 62 may be

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Insulating Of Coils (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Catching Or Destruction (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
EP00955937A 1999-08-19 2000-08-18 Transformateur encapsule Expired - Lifetime EP1256119B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA995296 1999-08-19
ZA9905296 1999-08-19
PCT/ZA2000/000140 WO2001013385A1 (fr) 1999-08-19 2000-08-18 Transformateur encapsule

Publications (2)

Publication Number Publication Date
EP1256119A1 true EP1256119A1 (fr) 2002-11-13
EP1256119B1 EP1256119B1 (fr) 2009-04-15

Family

ID=25587862

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00955937A Expired - Lifetime EP1256119B1 (fr) 1999-08-19 2000-08-18 Transformateur encapsule

Country Status (8)

Country Link
EP (1) EP1256119B1 (fr)
CN (1) CN1269149C (fr)
AT (1) ATE429021T1 (fr)
AU (1) AU6805400A (fr)
CA (1) CA2420312A1 (fr)
DE (1) DE60042033D1 (fr)
HK (1) HK1051437A1 (fr)
WO (1) WO2001013385A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2822586B1 (fr) * 2001-03-20 2003-06-20 Aupem Sefli Transformateur electrique haute-tension surmoule
CN102313844A (zh) * 2011-07-29 2012-01-11 牡丹江电业局 便携式多功能测试电源装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008205A (en) * 1962-11-06 1977-02-15 Imperial Chemical Industries Limited Polysulphones as insulators
JPS5352922A (en) * 1976-10-25 1978-05-13 Hitachi Ltd Mold transformer
JPS5743405A (en) * 1980-08-29 1982-03-11 Hitachi Ltd Manufacture of molded flyback type transformer
CA2062608A1 (fr) * 1991-04-18 1992-10-19 Steven W. Tanamachi Capteur en deux parties assurant le couplage de signaux optique et le couplage de puissance du transformateur
US6144278A (en) * 1997-02-18 2000-11-07 Canon Kabushiki Kaisha Transformer assembling method, transformer, transformer-mounted substrate, power supply unit having transformer-mounted substrate, and recording apparatus including power supply unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0113385A1 *

Also Published As

Publication number Publication date
WO2001013385A1 (fr) 2001-02-22
CN1269149C (zh) 2006-08-09
HK1051437A1 (en) 2003-08-01
CN1379907A (zh) 2002-11-13
EP1256119B1 (fr) 2009-04-15
ATE429021T1 (de) 2009-05-15
CA2420312A1 (fr) 2001-02-22
DE60042033D1 (de) 2009-05-28
AU6805400A (en) 2001-03-13

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