Bass reflex type loudspeaker apparatus, loudspeaker box and...

Details Bass reflex type loudspeaker apparatus, loudspeaker box and... Bass reflex type loudspeaker apparatus, loudspeaker box and...

2006-03-01

2008-08-12

San Martin, Edgardo (Department: 2837)

Acoustics

Diaphragm and enclosure

Reflex baffle

C381S349000, C381S306000, C381S333000, C381S338000

Reexamination Certificate

active

07410029

ABSTRACT:
A bass reflex type loudspeaker apparatus is provided in which a long route of a bass reflex duct is obtained in the case where a loudspeaker box is made thin.The bass reflex duct is provided in the loudspeaker box such that the route thereof is extended in a direction perpendicular to an anteroposterior direction of the loudspeaker apparatus and is curved.

REFERENCES:
patent: 3044570 (1962-07-01), Watts
patent: 3327808 (1967-06-01), Shaper
patent: 3923124 (1975-12-01), Hancock
patent: 3993162 (1976-11-01), Juuti
patent: 4168761 (1979-09-01), Pappanikolaou
patent: 4509184 (1985-04-01), Yanagawa
patent: 4924962 (1990-05-01), Terai et al.
patent: 4942939 (1990-07-01), Harrison
patent: 5197103 (1993-03-01), Hayakawa
patent: 5335283 (1994-08-01), Torii
patent: 5343535 (1994-08-01), Marshall
patent: 5675131 (1997-10-01), Saito et al.
patent: 5821471 (1998-10-01), McCuller
patent: 6278789 (2001-08-01), Potter
patent: 6411721 (2002-06-01), Spindler
patent: 2004/0062001 (2004-04-01), Chang et al.
patent: 2005/0123162 (2005-06-01), Huffman
patent: 62082899 (1987-04-01), None
patent: 06292290 (1994-10-01), None
patent: 11136786 (1999-05-01), None
patent: 11205884 (1999-07-01), None
patent: 11205886 (1999-07-01), None
patent: 11234780 (1999-08-01), None
patent: 2003061177 (2003-02-01), None
patent: 2003324795 (2003-11-01), None

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