JPS5439626A - Cone type honeycomb form diaphragm - Google Patents

Cone type honeycomb form diaphragm

Info

Publication number
JPS5439626A
JPS5439626A JP10646977A JP10646977A JPS5439626A JP S5439626 A JPS5439626 A JP S5439626A JP 10646977 A JP10646977 A JP 10646977A JP 10646977 A JP10646977 A JP 10646977A JP S5439626 A JPS5439626 A JP S5439626A
Authority
JP
Japan
Prior art keywords
cone type
type honeycomb
form diaphragm
honeycomb form
circumferential part
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
JP10646977A
Other languages
Japanese (ja)
Other versions
JPS5822000B2 (en
Inventor
Kozo Shimamoto
Takashi Higaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP10646977A priority Critical patent/JPS5822000B2/en
Publication of JPS5439626A publication Critical patent/JPS5439626A/en
Publication of JPS5822000B2 publication Critical patent/JPS5822000B2/en
Expired 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
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact

Abstract

PURPOSE:To obtain a cone type honeycomb diaphragm having superior acoustic characteristics by making the thickness of skin material thinner in the outside circumferential part than in the inside circumferential part thereby increasing the internal loss tan delta of the outside circumferential part and yet decreasing the sound volume of the entire part.
JP10646977A 1977-09-05 1977-09-05 Cone-shaped honeycomb diaphragm Expired JPS5822000B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10646977A JPS5822000B2 (en) 1977-09-05 1977-09-05 Cone-shaped honeycomb diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10646977A JPS5822000B2 (en) 1977-09-05 1977-09-05 Cone-shaped honeycomb diaphragm

Publications (2)

Publication Number Publication Date
JPS5439626A true JPS5439626A (en) 1979-03-27
JPS5822000B2 JPS5822000B2 (en) 1983-05-06

Family

ID=14434391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10646977A Expired JPS5822000B2 (en) 1977-09-05 1977-09-05 Cone-shaped honeycomb diaphragm

Country Status (1)

Country Link
JP (1) JPS5822000B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140397A (en) * 1979-04-18 1980-11-01 Matsushita Electric Ind Co Ltd Diaphragm
JPS59178098A (en) * 1983-03-29 1984-10-09 Mitsubishi Electric Corp Honey-comb diaphragm of speaker
JPH051871A (en) * 1991-04-15 1993-01-08 Tlv Co Ltd Evacuating and evaporating cooler

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6019199U (en) * 1983-07-16 1985-02-08 株式会社村田製作所 static electricity eliminator
JPH03113630U (en) * 1990-03-07 1991-11-20

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140397A (en) * 1979-04-18 1980-11-01 Matsushita Electric Ind Co Ltd Diaphragm
JPS6237879B2 (en) * 1979-04-18 1987-08-14 Matsushita Electric Ind Co Ltd
JPS59178098A (en) * 1983-03-29 1984-10-09 Mitsubishi Electric Corp Honey-comb diaphragm of speaker
JPH051871A (en) * 1991-04-15 1993-01-08 Tlv Co Ltd Evacuating and evaporating cooler

Also Published As

Publication number Publication date
JPS5822000B2 (en) 1983-05-06

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