DE3220369C2 - - Google Patents

Info

Publication number
DE3220369C2
DE3220369C2 DE3220369A DE3220369A DE3220369C2 DE 3220369 C2 DE3220369 C2 DE 3220369C2 DE 3220369 A DE3220369 A DE 3220369A DE 3220369 A DE3220369 A DE 3220369A DE 3220369 C2 DE3220369 C2 DE 3220369C2
Authority
DE
Germany
Prior art keywords
membrane
fibers
membranes
thermosetting resin
mixture
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
DE3220369A
Other languages
German (de)
English (en)
Other versions
DE3220369A1 (de
Inventor
Kazuo Tokio/Tokyo Jp Tsuchiya
Fumio Tokorozawa Saitama Jp Kawahara
Shigeru Tendo Jp Watanabe
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
Publication of DE3220369A1 publication Critical patent/DE3220369A1/de
Application granted granted Critical
Publication of DE3220369C2 publication Critical patent/DE3220369C2/de
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/08—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with halogenated hydrocarbons
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Textile Engineering (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE19823220369 1981-06-01 1982-05-29 Schwer entflammbare membran Granted DE3220369A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56082552A JPS57199397A (en) 1981-06-01 1981-06-01 Diaphragm with flame resistance

Publications (2)

Publication Number Publication Date
DE3220369A1 DE3220369A1 (de) 1982-12-16
DE3220369C2 true DE3220369C2 (https=) 1989-04-27

Family

ID=13777656

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823220369 Granted DE3220369A1 (de) 1981-06-01 1982-05-29 Schwer entflammbare membran

Country Status (5)

Country Link
US (1) US4472543A (https=)
JP (1) JPS57199397A (https=)
KR (1) KR860001104B1 (https=)
DE (1) DE3220369A1 (https=)
IT (1) IT1151253B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581396A (ja) * 1981-06-26 1983-01-06 Pioneer Electronic Corp 難燃性のスピ−カ用振動板
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.
JPS6030300A (ja) * 1983-07-29 1985-02-15 Pioneer Electronic Corp 難燃性振動板の製造方法
DE19935596A1 (de) * 1999-08-02 2001-03-15 Moeller Plast Gmbh Akustisches Bauteil
TWI627875B (zh) 2012-07-18 2018-06-21 鐘化股份有限公司 導電層一體型軟性印刷基板
TWI586230B (zh) * 2012-07-18 2017-06-01 鐘化股份有限公司 補強板一體型軟性印刷基板

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL291723A (https=) * 1962-04-20 1900-01-01
US3798057A (en) * 1971-10-05 1974-03-19 Munters Ab Carl Impregnated fibrous web structures
JPS5346087B2 (https=) * 1973-07-19 1978-12-11
US3930130A (en) * 1973-09-21 1975-12-30 Union Carbide Corp Carbon fiber strengthened speaker cone
SE380704B (sv) * 1973-12-11 1975-11-10 Toray Industries Vibrationskropp for ett elektriskt audioinstrument.
US4107230A (en) * 1974-05-08 1978-08-15 Tenneco Chemicals, Inc. Flame-retardant thermosetting resinous compositions
JPS5427250B2 (https=) * 1974-12-17 1979-09-08
JPS5343515A (en) * 1976-09-30 1978-04-19 Matsushita Electric Ind Co Ltd Diaphragm for speaker
US4282136A (en) * 1979-04-09 1981-08-04 Hunt Earl R Flame retardant epoxy molding compound method and encapsulated device
US4331780A (en) * 1980-03-20 1982-05-25 Phillips Petroleum Company Flame retardant transparent resinous copolymer

Also Published As

Publication number Publication date
KR860001104B1 (ko) 1986-08-07
IT1151253B (it) 1986-12-17
US4472543A (en) 1984-09-18
JPS57199397A (en) 1982-12-07
DE3220369A1 (de) 1982-12-16
IT8221609A0 (it) 1982-05-31

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: KRESSIN, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8

8120 Willingness to grant licences paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee