Speaker

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having body supported structure other than on head

Reexamination Certificate

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C381S388000, C381S333000

Reexamination Certificate

active

06954539

ABSTRACT:
When a speaker is detached repeatedly by sliding a connection pin over a narrow portion formed in a through hole in a cabinet, the contact portions of the narrow portion of the through hole and the connection pin wear away.Cushion holes28gand28hare formed in the vicinity of the narrow portion28fof the through hole28to deform areas sandwiched between the narrow portion28fand the cushion holes28gand28hwidely, thereby making it possible to increase the width of the narrow portion28fby elastic deformation. Therefore, since the narrow portion28fis elastically deformed at the time of sliding, the contact portions do not wear away and return to their original forms after sliding so that the connection pin is mated again. Accordingly, the connection pin does not slide accidentally thereafter.

REFERENCES:
patent: 3943564 (1976-03-01), Tushinsky
patent: 4450495 (1984-05-01), Naruki
patent: 5400408 (1995-03-01), Lundgren et al.
patent: 5435742 (1995-07-01), Cecil, Jr.
patent: 5970161 (1999-10-01), Takashima et al.
patent: 199 26 603 C 1 (1999-06-01), None
patent: 57-23679 (1980-07-01), None
patent: 60-186787 (1985-12-01), None
patent: 60-249498 (1985-12-01), None
Action issued Mar. 24, 2003 by the Japanese Patent Office in priority Japanese Utility Model Application No. JP 2003-000469 U, containing statement of relevance handwritten in English, 3 pgs.

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