IT1151253B - Diaframma ritardante di fiamma - Google Patents

Diaframma ritardante di fiamma

Info

Publication number
IT1151253B
IT1151253B IT21609/82A IT2160982A IT1151253B IT 1151253 B IT1151253 B IT 1151253B IT 21609/82 A IT21609/82 A IT 21609/82A IT 2160982 A IT2160982 A IT 2160982A IT 1151253 B IT1151253 B IT 1151253B
Authority
IT
Italy
Prior art keywords
flame retardant
retardant diaphragm
diaphragm
flame
retardant
Prior art date
Application number
IT21609/82A
Other languages
English (en)
Other versions
IT8221609A0 (it
Inventor
Tsuchiya Kazuo
Kawahara Fumio
Watanabe Shigeru
Original Assignee
Pioneer Electronic Corp
Mogami Denki
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, Mogami Denki filed Critical Pioneer Electronic Corp
Publication of IT8221609A0 publication Critical patent/IT8221609A0/it
Application granted granted Critical
Publication of IT1151253B publication Critical patent/IT1151253B/it

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; DEAF-AID SETS; 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)
IT21609/82A 1981-06-01 1982-05-31 Diaframma ritardante di fiamma IT1151253B (it)

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
IT8221609A0 IT8221609A0 (it) 1982-05-31
IT1151253B true IT1151253B (it) 1986-12-17

Family

ID=13777656

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21609/82A IT1151253B (it) 1981-06-01 1982-05-31 Diaframma ritardante di fiamma

Country Status (5)

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

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
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
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL291723A (it) * 1962-04-20 1900-01-01
US3798057A (en) * 1971-10-05 1974-03-19 Munters Ab Carl Impregnated fibrous web structures
JPS5346087B2 (it) * 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 (it) * 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
DE3220369C2 (it) 1989-04-27
KR860001104B1 (ko) 1986-08-07
IT8221609A0 (it) 1982-05-31
DE3220369A1 (de) 1982-12-16
US4472543A (en) 1984-09-18
JPS57199397A (en) 1982-12-07

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940526