KR880003755U - Piezoelectric film speaker - Google Patents

Piezoelectric film speaker

Info

Publication number
KR880003755U
KR880003755U KR2019860011595U KR860011595U KR880003755U KR 880003755 U KR880003755 U KR 880003755U KR 2019860011595 U KR2019860011595 U KR 2019860011595U KR 860011595 U KR860011595 U KR 860011595U KR 880003755 U KR880003755 U KR 880003755U
Authority
KR
South Korea
Prior art keywords
piezoelectric film
film speaker
speaker
piezoelectric
film
Prior art date
Application number
KR2019860011595U
Other languages
Korean (ko)
Other versions
KR910003627Y1 (en
Inventor
이계수
Original Assignee
삼성전자부품 주식회사
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 삼성전자부품 주식회사 filed Critical 삼성전자부품 주식회사
Priority to KR2019860011595U priority Critical patent/KR910003627Y1/en
Publication of KR880003755U publication Critical patent/KR880003755U/en
Application granted granted Critical
Publication of KR910003627Y1 publication Critical patent/KR910003627Y1/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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/11—Aspects regarding the frame of loudspeaker transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
KR2019860011595U 1986-07-31 1986-07-31 Piezo film speaker KR910003627Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860011595U KR910003627Y1 (en) 1986-07-31 1986-07-31 Piezo film speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860011595U KR910003627Y1 (en) 1986-07-31 1986-07-31 Piezo film speaker

Publications (2)

Publication Number Publication Date
KR880003755U true KR880003755U (en) 1988-04-14
KR910003627Y1 KR910003627Y1 (en) 1991-05-31

Family

ID=19254602

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860011595U KR910003627Y1 (en) 1986-07-31 1986-07-31 Piezo film speaker

Country Status (1)

Country Link
KR (1) KR910003627Y1 (en)

Also Published As

Publication number Publication date
KR910003627Y1 (en) 1991-05-31

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Legal Events

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A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20010423

Year of fee payment: 11

EXPY Expiration of term