JPS5252625A - Speaker and process for production of same - Google Patents

Speaker and process for production of same

Info

Publication number
JPS5252625A
JPS5252625A JP12874975A JP12874975A JPS5252625A JP S5252625 A JPS5252625 A JP S5252625A JP 12874975 A JP12874975 A JP 12874975A JP 12874975 A JP12874975 A JP 12874975A JP S5252625 A JPS5252625 A JP S5252625A
Authority
JP
Japan
Prior art keywords
speaker
production
same
plate
enclosing
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.)
Pending
Application number
JP12874975A
Other languages
Japanese (ja)
Inventor
Ryohei Hattori
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 JP12874975A priority Critical patent/JPS5252625A/en
Publication of JPS5252625A publication Critical patent/JPS5252625A/en
Pending 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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/34—Directing or guiding sound by means of a phase plug
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

PURPOSE:To make possible the improvement in strength, productivity, etc., by heating a superplastic metal plate, enclosing a magnetic field part with said plate and forming a housing together with frame, plate, etc.
JP12874975A 1975-10-24 1975-10-24 Speaker and process for production of same Pending JPS5252625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12874975A JPS5252625A (en) 1975-10-24 1975-10-24 Speaker and process for production of same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12874975A JPS5252625A (en) 1975-10-24 1975-10-24 Speaker and process for production of same

Publications (1)

Publication Number Publication Date
JPS5252625A true JPS5252625A (en) 1977-04-27

Family

ID=14992500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12874975A Pending JPS5252625A (en) 1975-10-24 1975-10-24 Speaker and process for production of same

Country Status (1)

Country Link
JP (1) JPS5252625A (en)

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