Stable filter and method for forming the same

Details Stable filter and method for forming the same Stable filter and method for forming the same

2006-01-04

2008-12-02

Ham, Seungsook (Department: 2817)

Wave transmission lines and networks

Coupling networks

Frequency domain filters utilizing only lumped parameters

C333S185000

Reexamination Certificate

active

07459996

ABSTRACT:
A filter comprises a receptacle including a positive terminal pin, a negative terminal pin and a ground terminal pin; a filter box installed at one side of the receptacle; the filter box being installed with electric elements; a filter cover serving to seal theses electric elements within the filter box; a ground terminal pin being installed at another side of the filter box; the electric elements and grounding terminal being connected to the positive terminal pin, negative terminal pin and ground terminal pin so as to form a filtering circuit; a positive electrode of the filtering circuit being welded with a positive conductive wire and a negative conductive wire; a metal casing having a receiving groove for being engaged to the filter box and the receptacle; and an isolating cover being engaged to the metal casing; thereby the teeth piercing into a periphery of the isolating cover.

REFERENCES:
patent: 4557177 (1985-12-01), Cheney
patent: 4761623 (1988-08-01), Schneider
patent: 4970476 (1990-11-01), Kitagawa
patent: 5340944 (1994-08-01), Wang
patent: 6444902 (2002-09-01), Tsao et al.

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