IT1017110B - ANTI-NOISE SHIELDING IN PARTICULAR FOR TRANSFORMERS - Google Patents

ANTI-NOISE SHIELDING IN PARTICULAR FOR TRANSFORMERS

Info

Publication number
IT1017110B
IT1017110B IT25096/74A IT2509674A IT1017110B IT 1017110 B IT1017110 B IT 1017110B IT 25096/74 A IT25096/74 A IT 25096/74A IT 2509674 A IT2509674 A IT 2509674A IT 1017110 B IT1017110 B IT 1017110B
Authority
IT
Italy
Prior art keywords
transformers
noise shielding
shielding
noise
Prior art date
Application number
IT25096/74A
Other languages
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1017110B publication Critical patent/IT1017110B/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • 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
    • H01F27/33—Arrangements for noise damping
    • 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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Housings And Mounting Of Transformers (AREA)
IT25096/74A 1973-09-14 1974-07-12 ANTI-NOISE SHIELDING IN PARTICULAR FOR TRANSFORMERS IT1017110B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA181,059A CA1010979A (en) 1973-09-14 1973-09-14 Magnetic field shielding for acoustic noise control

Publications (1)

Publication Number Publication Date
IT1017110B true IT1017110B (en) 1977-07-20

Family

ID=4097813

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25096/74A IT1017110B (en) 1973-09-14 1974-07-12 ANTI-NOISE SHIELDING IN PARTICULAR FOR TRANSFORMERS

Country Status (7)

Country Link
JP (1) JPS5055827A (en)
CA (1) CA1010979A (en)
CH (1) CH571760A5 (en)
DE (1) DE2441547A1 (en)
ES (1) ES430022A1 (en)
FR (1) FR2244245A1 (en)
IT (1) IT1017110B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332449U (en) * 1976-08-26 1978-03-20
DE2939533C2 (en) * 1979-09-28 1983-08-25 Siemens AG, 1000 Berlin und 8000 München Sound-damped electrical component, in particular a choke
DE8904380U1 (en) * 1989-04-07 1989-05-24 Bosch-Siemens Hausgeräte GmbH, 8000 München High voltage transformer
DE10152468A1 (en) * 2001-10-24 2003-05-08 Bosch Gmbh Robert Printed circuit board for a control unit, power strip or the like

Also Published As

Publication number Publication date
CH571760A5 (en) 1976-01-15
ES430022A1 (en) 1976-09-16
JPS5055827A (en) 1975-05-16
CA1010979A (en) 1977-05-24
DE2441547A1 (en) 1975-04-24
FR2244245A1 (en) 1975-04-11

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