Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker
Reexamination Certificate
2005-04-05
2005-04-05
Ni, Suhan (Department: 2643)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Mounting or support feature of housed loudspeaker
C381S361000, C381S395000, C181S171000
Reexamination Certificate
active
06876753
ABSTRACT:
A coupling structure of a signal converting apparatus comprises: a frame having at least two coupling protrusions horizontally formed at an outer circumference thereof; a coupling member for coupling the signal converting apparatus; and a cylindrical coupling body being formed at an upper face of the coupling member and having horizontal and vertical cuts in a certain shape to correspond to the coupling protrusions wherein the coupling protrusions are inserted into a cylindrical coupling body of the coupling member, is rotated by a selected angle and is latched on the vertical and horizontal coupling grooves of the cylindrical coupling body such that the coupling member is integrally coupled to the signal converting apparatus.
REFERENCES:
patent: 4852178 (1989-07-01), Inkman et al.
patent: 5619585 (1997-04-01), Grasso
patent: 5699438 (1997-12-01), Smith et al.
patent: 6061460 (2000-05-01), Seo
Bacon & Thomas PLLC
Ni Suhan
Sambu Communics Co., Ltd.
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