Dipole speaker headrests

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker

Patent

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Details

381332, 381389, 381 87, H04R 2500, H04R 102

Patent

active

058870717

ABSTRACT:
A sound reproduction unit comprises a central, head receiving portion and opposite first and second ends. The first and second ends have opposed front and back surfaces. A first acoustic transducer is mounted within the first end and a second acoustic transducer is mounted within the second end. First, second, third and fourth acoustically substantially transparent pathways are provided between the first transducer and the front surface of the first end, the first transducer and the back surface of the first end, the second transducer and the front surface of the second end, and between the second transducer and the back surface of the second end, respectively.

REFERENCES:
patent: D277630 (1985-02-01), Olson et al.
patent: D361674 (1995-08-01), Carter, Sr.
patent: 2452103 (1948-10-01), Conradt et al.
patent: 2501993 (1950-03-01), Conradt
patent: 2527656 (1950-10-01), Reinsdorf
patent: 2710662 (1955-06-01), Camras
patent: 2802906 (1957-08-01), Goldenberg et al.
patent: 2908766 (1959-10-01), Taylor
patent: 3156500 (1964-11-01), Kerr
patent: 3385393 (1968-05-01), Gold
patent: 3512605 (1970-05-01), McCorkle
patent: 3556088 (1971-01-01), Leonardini
patent: 3880152 (1975-04-01), Nohmura
patent: 3918551 (1975-11-01), Rizo-Patron
patent: 3944020 (1976-03-01), Brown
patent: 3976162 (1976-08-01), Cummings
patent: 4020284 (1977-04-01), Phillips
patent: 4023566 (1977-05-01), Martinmaas
patent: 4025724 (1977-05-01), Davidson, Jr. et al.
patent: 4027112 (1977-05-01), Heppner et al.
patent: 4038499 (1977-07-01), Yeaple
patent: 4042791 (1977-08-01), Wiseman
patent: 4055170 (1977-10-01), Nohmura
patent: 4061877 (1977-12-01), Phillips
patent: 4064376 (1977-12-01), Yamada
patent: 4075438 (1978-02-01), Kappel
patent: 4124249 (1978-11-01), Abbeloos
patent: 4156117 (1979-05-01), Phillips
patent: 4210784 (1980-07-01), Phillips
patent: 4289936 (1981-09-01), Civitello
patent: 4310307 (1982-01-01), Bellisario
patent: 4354067 (1982-10-01), Yamada et al.
patent: 4440443 (1984-04-01), Nordskog
patent: 4490842 (1984-12-01), Watanabe
patent: 4565405 (1986-01-01), Mayer
patent: 4638884 (1987-01-01), Lee
patent: 4641345 (1987-02-01), Takahashi
patent: 4696370 (1987-09-01), Tokumo et al.
patent: 4758047 (1988-07-01), Hennington
patent: 4778027 (1988-10-01), Taylor
patent: 4797934 (1989-01-01), Hufnagel
patent: 4866776 (1989-09-01), Kasai et al.
patent: 4868888 (1989-09-01), Dayton
patent: 4877105 (1989-10-01), Mugikura
patent: 4979777 (1990-12-01), Takada
patent: 4991222 (1991-02-01), Nixdorf
patent: 5101810 (1992-04-01), Skille et al.
patent: 5113852 (1992-05-01), Murtonen
patent: 5143055 (1992-09-01), Eakin
patent: 5147109 (1992-09-01), Jolly
patent: 5191177 (1993-03-01), Chi
patent: 5193118 (1993-03-01), Latham-Brown et al.
patent: 5199075 (1993-03-01), Fosgate
patent: 5301237 (1994-04-01), Fosgate
patent: 5314403 (1994-05-01), Shaw
patent: 5387026 (1995-02-01), Matsuhashi et al.
patent: 5398992 (1995-03-01), Daniels
patent: 5482352 (1996-01-01), Leal et al.
patent: 5608806 (1997-03-01), Hinojosa
patent: 5687246 (1997-11-01), Lancon

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