JPS5231726A - Speaker - Google Patents

Speaker

Info

Publication number
JPS5231726A
JPS5231726A JP50107663A JP10766375A JPS5231726A JP S5231726 A JPS5231726 A JP S5231726A JP 50107663 A JP50107663 A JP 50107663A JP 10766375 A JP10766375 A JP 10766375A JP S5231726 A JPS5231726 A JP S5231726A
Authority
JP
Japan
Prior art keywords
speaker
ceramics
welding
glass
high frequency
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
JP50107663A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5533238B2 (enrdf_load_stackoverflow
Inventor
Kazuro Takano
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50107663A priority Critical patent/JPS5231726A/ja
Publication of JPS5231726A publication Critical patent/JPS5231726A/ja
Publication of JPS5533238B2 publication Critical patent/JPS5533238B2/ja
Granted legal-status Critical Current

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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/127—Non-planar diaphragms or cones dome-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP50107663A 1975-09-04 1975-09-04 Speaker Granted JPS5231726A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50107663A JPS5231726A (en) 1975-09-04 1975-09-04 Speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50107663A JPS5231726A (en) 1975-09-04 1975-09-04 Speaker

Publications (2)

Publication Number Publication Date
JPS5231726A true JPS5231726A (en) 1977-03-10
JPS5533238B2 JPS5533238B2 (enrdf_load_stackoverflow) 1980-08-29

Family

ID=14464850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50107663A Granted JPS5231726A (en) 1975-09-04 1975-09-04 Speaker

Country Status (1)

Country Link
JP (1) JPS5231726A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553575U (enrdf_load_stackoverflow) * 1978-06-21 1980-01-10
JPS553576U (enrdf_load_stackoverflow) * 1978-06-21 1980-01-10
JPS6194497A (ja) * 1984-10-17 1986-05-13 Pioneer Electronic Corp スピ−カ用振動板

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49105522A (enrdf_load_stackoverflow) * 1973-02-07 1974-10-05
JPS506833U (enrdf_load_stackoverflow) * 1973-05-15 1975-01-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49105522A (enrdf_load_stackoverflow) * 1973-02-07 1974-10-05
JPS506833U (enrdf_load_stackoverflow) * 1973-05-15 1975-01-24

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553575U (enrdf_load_stackoverflow) * 1978-06-21 1980-01-10
JPS553576U (enrdf_load_stackoverflow) * 1978-06-21 1980-01-10
JPS6194497A (ja) * 1984-10-17 1986-05-13 Pioneer Electronic Corp スピ−カ用振動板

Also Published As

Publication number Publication date
JPS5533238B2 (enrdf_load_stackoverflow) 1980-08-29

Similar Documents

Publication Publication Date Title
JPS5231726A (en) Speaker
JPS5245923A (en) High frequency speaker
JPS5379486A (en) Tuning-fork-shaped crystal vibrator
JPS5265420A (en) Vibration board for speaker
JPS5230418A (en) Head phone
JPS523424A (en) Non-combustible speaker vibration plate
JPS5219905A (en) Acousticon
JPS51117615A (en) Portable small-sized speaker
JPS5234691A (en) Piezo-electric vibrator
JPS5223287A (en) Electronic chime
JPS5242113A (en) High sound speaker using plane oscillation plate
JPS51122427A (en) Electric acoustic transducer
JPS5263320A (en) Speaker
JPS5210047A (en) Elastic surface wave apparatus and manufacture thereof
JPS51146820A (en) Speaker vibrating plate damping device making use of magnet repulsion.
JPS5256519A (en) Electroacoustic transducer
JPS51113726A (en) Loud speaker
JPS522308A (en) Tone ringer circuit
JPS5245921A (en) Speaker of full surface driven type
JPS524818A (en) Speaker
JPS527234A (en) Method for manufacturing diaphragm for the speaker
JPS5364501A (en) Acoustic device
JPS51143316A (en) Acoustic transducer of electrokinetic type
JPS51149751A (en) Hrequency adjusting unit
JPS5280875A (en) Electronic watch