KR860015554U - 음향트랜스듀서 - Google Patents

음향트랜스듀서

Info

Publication number
KR860015554U
KR860015554U KR2019850006359U KR850006359U KR860015554U KR 860015554 U KR860015554 U KR 860015554U KR 2019850006359 U KR2019850006359 U KR 2019850006359U KR 850006359 U KR850006359 U KR 850006359U KR 860015554 U KR860015554 U KR 860015554U
Authority
KR
South Korea
Prior art keywords
acoustic transducer
acoustic
transducer
Prior art date
Application number
KR2019850006359U
Other languages
English (en)
Other versions
KR870002810Y1 (ko
Inventor
박화수
Original Assignee
박화수
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 박화수 filed Critical 박화수
Priority to KR2019850006359U priority Critical patent/KR870002810Y1/ko
Publication of KR860015554U publication Critical patent/KR860015554U/ko
Application granted granted Critical
Publication of KR870002810Y1 publication Critical patent/KR870002810Y1/ko

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
KR2019850006359U 1985-05-29 1985-05-29 음향트랜스듀서 KR870002810Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850006359U KR870002810Y1 (ko) 1985-05-29 1985-05-29 음향트랜스듀서

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850006359U KR870002810Y1 (ko) 1985-05-29 1985-05-29 음향트랜스듀서

Publications (2)

Publication Number Publication Date
KR860015554U true KR860015554U (ko) 1986-12-30
KR870002810Y1 KR870002810Y1 (ko) 1987-08-20

Family

ID=19242520

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850006359U KR870002810Y1 (ko) 1985-05-29 1985-05-29 음향트랜스듀서

Country Status (1)

Country Link
KR (1) KR870002810Y1 (ko)

Also Published As

Publication number Publication date
KR870002810Y1 (ko) 1987-08-20

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Legal Events

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

Payment date: 19910820

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee