KR820002406Y1 - Moving voice coil transducer with diaphragm having concentric sections of opposite curvature - Google Patents

Moving voice coil transducer with diaphragm having concentric sections of opposite curvature

Info

Publication number
KR820002406Y1
KR820002406Y1 KR8202149U KR820002149U KR820002406Y1 KR 820002406 Y1 KR820002406 Y1 KR 820002406Y1 KR 8202149 U KR8202149 U KR 8202149U KR 820002149 U KR820002149 U KR 820002149U KR 820002406 Y1 KR820002406 Y1 KR 820002406Y1
Authority
KR
South Korea
Prior art keywords
diaphragm
voice coil
coil transducer
opposite curvature
concentric sections
Prior art date
Application number
KR8202149U
Other languages
Korean (ko)
Inventor
I Kito
T Ito
Original Assignee
Hitachi 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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to KR8202149U priority Critical patent/KR820002406Y1/en
Application granted granted Critical
Publication of KR820002406Y1 publication Critical patent/KR820002406Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
KR8202149U 1982-03-19 1982-03-19 Moving voice coil transducer with diaphragm having concentric sections of opposite curvature KR820002406Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR8202149U KR820002406Y1 (en) 1982-03-19 1982-03-19 Moving voice coil transducer with diaphragm having concentric sections of opposite curvature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR8202149U KR820002406Y1 (en) 1982-03-19 1982-03-19 Moving voice coil transducer with diaphragm having concentric sections of opposite curvature

Publications (1)

Publication Number Publication Date
KR820002406Y1 true KR820002406Y1 (en) 1982-11-13

Family

ID=19224679

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8202149U KR820002406Y1 (en) 1982-03-19 1982-03-19 Moving voice coil transducer with diaphragm having concentric sections of opposite curvature

Country Status (1)

Country Link
KR (1) KR820002406Y1 (en)

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