1984-08-30
1986-05-27
Michl, Paul R.
1791155R, 29594, H04R 902
Patent
active
045916721
ABSTRACT:
A loud speaker assembly including members which are bonded together with an adhesive compound, wherein the adhesive compound comprises at least one composition selected from the group consisting of alkyl acrylate, alkyl methacrylate, acrylic acid and methacrylic acid; a copolymerized elastomer including at least 5 percent by weight of a functional monomer, an unsaturated nitrile and at least one of butadiene and isoprene; and an organic peroxide. In such a loud speaker assembly, the adhesive compound may be used to provide connection between the cone housing and the edge member, between the one housing and the baffle gasket and, between the cone housing and each of the edge member and the baffle gasket, between the vibrator cone and the voice coil unit, between the voice coil unit and the damper or spider element, between the vibrator cone and the voice coil unit, between the voice coil unit and an electric lead wire connected to the voice coil unit, between the vibrator cone and a center cap member, between the field magnet and the magnet support member, and/or between the field magnet and the pole-piece plate of the speaker assembly.
REFERENCES:
patent: 4102945 (1978-07-01), Gleave
patent: 4126504 (1978-11-01), Wolinski
Kato Hiroshi
Nakada Hitoshi
Niinomi Masahiro
Nishiwaki Isao
Teramoto Toshio
Japan Synthetic Rubber Co. Ltd.
Michl Paul R.
Pioneer Electronic Corporation
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