BE877666A - Matiere pour la fabrication d'instruments et appareils acoustiques - Google Patents

Matiere pour la fabrication d'instruments et appareils acoustiques

Info

Publication number
BE877666A
BE877666A BE0/196274A BE196274A BE877666A BE 877666 A BE877666 A BE 877666A BE 0/196274 A BE0/196274 A BE 0/196274A BE 196274 A BE196274 A BE 196274A BE 877666 A BE877666 A BE 877666A
Authority
BE
Belgium
Prior art keywords
manufacture
devices
acoustical instruments
acoustical
instruments
Prior art date
Application number
BE0/196274A
Other languages
English (en)
French (fr)
Inventor
T Tsuchiya
Original Assignee
Aikoh Co
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 Aikoh Co filed Critical Aikoh Co
Publication of BE877666A publication Critical patent/BE877666A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
    • C04B41/48—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/82—Coating or impregnation with organic materials
    • C04B41/83—Macromolecular compounds
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/08—Insulation or absorption of undesired vibrations or sounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Vibration Prevention Devices (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
BE0/196274A 1978-07-20 1979-07-12 Matiere pour la fabrication d'instruments et appareils acoustiques BE877666A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8768578A JPS5515147A (en) 1978-07-20 1978-07-20 Structure material for sound equipment

Publications (1)

Publication Number Publication Date
BE877666A true BE877666A (fr) 1979-11-05

Family

ID=13921775

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196274A BE877666A (fr) 1978-07-20 1979-07-12 Matiere pour la fabrication d'instruments et appareils acoustiques

Country Status (14)

Country Link
JP (1) JPS5515147A (da)
AU (1) AU525975B2 (da)
BE (1) BE877666A (da)
CA (1) CA1129269A (da)
DE (1) DE2927884C2 (da)
DK (1) DK304879A (da)
FR (1) FR2431742A1 (da)
GB (1) GB2025925B (da)
IN (1) IN151078B (da)
IT (1) IT1121187B (da)
LU (1) LU81531A1 (da)
NL (1) NL7905657A (da)
NO (1) NO152715C (da)
SE (1) SE7905653L (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169991A (en) * 1980-06-03 1981-12-26 Onkyo Corp Member for acoustic device
JPS6232738Y2 (da) * 1980-12-21 1987-08-21
JPS6066182U (ja) * 1983-10-13 1985-05-10 オンキヨー株式会社 スピ−カ−ボツクス
JPS6068780U (ja) * 1983-10-15 1985-05-15 オンキヨー株式会社 スピ−カ−置台
JPS6068783U (ja) * 1983-10-15 1985-05-15 オンキヨー株式会社 スピ−カ−用キヤビネツト
EP0156295B1 (de) * 1984-03-28 1991-01-16 Hering-Mitgau, Mane, Dr. Verfahren zur Elastomerbeschichtung von Mineralwerkstoffen und nach diesem Verfahren hergestelltes Produkt
EP0196865B1 (en) * 1985-03-27 1990-09-12 Ibiden Co, Ltd. Electronic circuit substrates
NL1001183C2 (nl) 1995-09-13 1997-03-20 Tno Uitlaatinrichting voor een turbinemotor.
DE202013000358U1 (de) * 2013-01-15 2013-02-27 Rüdiger Wichmann Plattentellerauflage für Schallplattenspieler

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1072543B (de) * 1959-12-31 Metallgesellschaft Aktiengesell schaft, Frankfurt/M Poröse Filterkorper und Verfahren zu ihrer Herstellung
DE1027582B (de) * 1953-08-31 1958-04-03 Dynamidon Werk Engelhorn & Co Verfahren zur Herstellung von hochfeuerfesten Steinen
BE795941A (fr) * 1972-03-03 1973-08-27 Siemens Ag Support ceramique permeable au gaz et de haute porosite, en particulier pour catalyseurs ainsi que son procede de preparation
JPS5265418A (en) * 1975-11-27 1977-05-30 Pioneer Electronic Corp Sound insulator
JPS52108111A (en) * 1976-03-08 1977-09-10 Sanyo Electric Co Ltd Diaphragm for speaker
DE2627912C3 (de) * 1976-06-22 1979-10-04 Institut Vysokich Temperatur Akademii Nauk Ssr, Moskau Poröser Hochtemperatur-Konstruktionswerkstoff

Also Published As

Publication number Publication date
IT1121187B (it) 1986-03-26
CA1129269A (en) 1982-08-10
IN151078B (da) 1983-02-19
JPS5515147A (en) 1980-02-02
FR2431742A1 (fr) 1980-02-15
GB2025925B (en) 1982-09-15
AU4867379A (en) 1980-01-24
LU81531A1 (fr) 1979-10-31
NL7905657A (nl) 1980-01-22
DE2927884A1 (de) 1980-01-31
GB2025925A (en) 1980-01-30
NO152715B (no) 1985-07-29
IT7909494A0 (it) 1979-07-19
DK304879A (da) 1980-01-21
NO152715C (no) 1985-11-13
NO792386L (no) 1980-01-22
FR2431742B1 (da) 1984-09-07
AU525975B2 (en) 1982-12-09
DE2927884C2 (de) 1982-06-09
SE7905653L (sv) 1980-01-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AIKOH CO. LTD

Effective date: 19850731