JPS52122120A - Speaker - Google Patents

Speaker

Info

Publication number
JPS52122120A
JPS52122120A JP3953676A JP3953676A JPS52122120A JP S52122120 A JPS52122120 A JP S52122120A JP 3953676 A JP3953676 A JP 3953676A JP 3953676 A JP3953676 A JP 3953676A JP S52122120 A JPS52122120 A JP S52122120A
Authority
JP
Japan
Prior art keywords
speaker
coil
winding
bobbin
diaphragm
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
JP3953676A
Other languages
Japanese (ja)
Inventor
Sadao Yukimoto
Tadayoshi Ishihara
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 JP3953676A priority Critical patent/JPS52122120A/en
Priority to US05/748,137 priority patent/US4088847A/en
Priority to GB51207/76A priority patent/GB1550005A/en
Priority to DE2656135A priority patent/DE2656135C3/en
Publication of JPS52122120A publication Critical patent/JPS52122120A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction

Landscapes

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

Abstract

PURPOSE:Improvement in performance and efficiency is achieved by fitting the voice coil comprising horizontally winding the greater part of one turn of an insulation copper wire on an Al bobbin, then pressure winding the same and connecting the coil to a diaphragm, into a magnetic gap.
JP3953676A 1975-12-11 1976-04-07 Speaker Pending JPS52122120A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP3953676A JPS52122120A (en) 1976-04-07 1976-04-07 Speaker
US05/748,137 US4088847A (en) 1975-12-11 1976-12-06 Speaker voice coil construction
GB51207/76A GB1550005A (en) 1975-12-11 1976-12-08 Speaker
DE2656135A DE2656135C3 (en) 1975-12-11 1976-12-10 speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3953676A JPS52122120A (en) 1976-04-07 1976-04-07 Speaker

Publications (1)

Publication Number Publication Date
JPS52122120A true JPS52122120A (en) 1977-10-14

Family

ID=12555759

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3953676A Pending JPS52122120A (en) 1975-12-11 1976-04-07 Speaker

Country Status (1)

Country Link
JP (1) JPS52122120A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60109999A (en) * 1983-11-18 1985-06-15 Matsushita Electric Ind Co Ltd Voice coil for speaker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4220475Y1 (en) * 1966-10-06 1967-11-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4220475Y1 (en) * 1966-10-06 1967-11-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60109999A (en) * 1983-11-18 1985-06-15 Matsushita Electric Ind Co Ltd Voice coil for speaker

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