JPS6144440B2 - - Google Patents

Info

Publication number
JPS6144440B2
JPS6144440B2 JP4027080A JP4027080A JPS6144440B2 JP S6144440 B2 JPS6144440 B2 JP S6144440B2 JP 4027080 A JP4027080 A JP 4027080A JP 4027080 A JP4027080 A JP 4027080A JP S6144440 B2 JPS6144440 B2 JP S6144440B2
Authority
JP
Japan
Prior art keywords
graphite powder
vinyl chloride
flaky graphite
post
chlorinated vinyl
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.)
Expired
Application number
JP4027080A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56137787A (en
Inventor
Nobuhiro Tsukagoshi
Shinichi Yokozeki
Sumio Hagiwara
Masataka Uchitoi
Toshikazu Yoshino
Yasuyuki Arai
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP4027080A priority Critical patent/JPS56137787A/ja
Priority to US06/241,554 priority patent/US4343376A/en
Priority to GB8107438A priority patent/GB2071679B/en
Publication of JPS56137787A publication Critical patent/JPS56137787A/ja
Publication of JPS6144440B2 publication Critical patent/JPS6144440B2/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/22—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L27/24—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers modified by chemical after-treatment halogenated

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Casings For Electric Apparatus (AREA)
JP4027080A 1980-03-18 1980-03-31 Enclosure for acoustic equipment Granted JPS56137787A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4027080A JPS56137787A (en) 1980-03-31 1980-03-31 Enclosure for acoustic equipment
US06/241,554 US4343376A (en) 1980-03-18 1981-03-09 Vibratory elements for audio equipment
GB8107438A GB2071679B (en) 1980-03-18 1981-03-10 Vibratory elements for audio equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4027080A JPS56137787A (en) 1980-03-31 1980-03-31 Enclosure for acoustic equipment

Publications (2)

Publication Number Publication Date
JPS56137787A JPS56137787A (en) 1981-10-27
JPS6144440B2 true JPS6144440B2 (enrdf_load_stackoverflow) 1986-10-02

Family

ID=12575942

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4027080A Granted JPS56137787A (en) 1980-03-18 1980-03-31 Enclosure for acoustic equipment

Country Status (1)

Country Link
JP (1) JPS56137787A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS56137787A (en) 1981-10-27

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