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    • 42. 发明公开
    • 디지털 전화기에서 그라운드 패턴 영역을 구비한인쇄회로기판
    • 印刷电路板,包括数字电话中的地面图案
    • KR1020020063410A
    • 2002-08-03
    • KR1020010004061
    • 2001-01-29
    • 삼성전자주식회사
    • 안호근
    • H05K1/16
    • H05K1/0224H05K1/182H05K2201/1006
    • PURPOSE: A printed circuit board including a ground pattern region in a digital telephone is provided to prevent external noise by forming a ground pattern region on a specific region of a printed circuit board. CONSTITUTION: A printed circuit board(20) is formed by a low-priced material such as RF-1. A specific pattern is formed on a specific region of the printed circuit board(20) in order to prevent external noise. The specific pattern is formed by a specific material. The specific pattern region of the specific material is added between a modular jack(26) and a filter element(22). A pattern between the line input portion(24) and the filter element(22) is separated from a peripheral circuit interval. A ground pattern region(30) is formed on a region including the filter element(22) and the line input portion(24).
    • 目的:提供一种包括数字电话中的接地图形区域的印刷电路板,以通过在印刷电路板的特定区域上形成接地图案区域来防止外部噪声。 构成:印刷电路板(20)由低价格材料如RF-1形成。 在印刷电路板(20)的特定区域上形成特定图案,以防止外部噪声。 具体图案由特定材料形成。 特定材料的特定图案区域被添加在模块化插座(26)和过滤元件(22)之间。 线路输入部分(24)和滤波器元件(22)之间的图案与外围电路间隔分离。 在包括过滤元件(22)和线路输入部分(24)的区域上形成接地图形区域(30)。
    • 43. 发明公开
    • 전자파 제거 필터의 설치구조
    • 滤波器结构用于去除电磁波
    • KR1020010003660A
    • 2001-01-15
    • KR1019990024035
    • 1999-06-24
    • 대우정밀공업 주식회사
    • 김철호
    • H05K9/00
    • H05K1/0233H02K11/022H05K2201/1006
    • PURPOSE: A structure of a filter capable of removing an electromagnetic wave is provided to improve the productivity and to reduce the assembling time by simplifying the structure of the filter. CONSTITUTION: A filter capable of removing an electromagnetic wave comprises condensers(22,23,24), an over load breaker(27) and inductors(25,26). The filter is electrically connected to a printed circuit board(20). A rectifier insertion hole(20a) is formed at a center of the printed circuit board(20). A pair of brush holders(30) are installed at both sides of the insertion hole(20a). An elastic spring(31) is installed in the brush holder(30) so as to elastically support a brush(32). The printed circuit board(20) is fixed to an end bell(21) by means of a fixing member(20b).
    • 目的:提供能够去除电磁波的滤波器的结构,以通过简化滤波器的结构来提高生产率和缩短组装时间。 构成:能够去除电磁波的滤波器包括电容器(22,23,24),过载断路器(27)和电感器(25,26)。 滤波器电连接到印刷电路板(20)。 整流器插入孔(20a)形成在印刷电路板(20)的中心。 一对电刷架(30)安装在插入孔(20a)的两侧。 弹簧(31)安装在电刷架(30)中,以弹性地支撑电刷(32)。 印刷电路板(20)通过固定部件(20b)固定在端部罩(21)上。
    • 45. 发明公开
    • 전자렌지의 프린트 회로기판
    • 印刷电路板微波炉
    • KR1020000019749A
    • 2000-04-15
    • KR1019980038012
    • 1998-09-15
    • 삼성전자주식회사
    • 임규식
    • H05K1/14
    • H05K1/0233H05K1/141H05K2201/1006
    • PURPOSE: A printed circuit board is provided to enhance the efficiency of installation space for the printed circuit board as well as reduce the manufacturing cost with a reduction of a size of the printed circuit board by inserting a printed circuit board of a noise filter in a main printed circuit board to be incorporated. CONSTITUTION: A ground terminal of a noise filter printed circuit board is mutually connected to a ground terminal of a main printed circuit board on a printed circuit board through a printed wiring pattern(250). An alternate current output terminal of the noise filter printed circuit board is connected to an alternate current input terminal of the main printed circuit board on the printed circuit board through the printed wiring pattern(250). One terminal of an inrush resistor is connected to a terminal(222) of the power relay(220) through the printed wiring pattern(250) and the other terminal of the in-rush resistor(130) is connected to a terminal(242) of the in-rush relay(240) through the printed wiring pattern, so that the power relay(220) is connected to the in-rush relay(240).
    • 目的:提供印刷电路板以提高印刷电路板的安装空间的效率,并且通过将噪声滤波器的印刷电路板插入到印刷电路板的尺寸中来减小印刷电路板的尺寸来降低制造成本 主要印制电路板。 构成:噪声滤波器印刷电路板的接地端子通过印刷布线图案(250)相互连接到印刷电路板上的主印刷电路板的接地端子。 噪声滤波器印刷电路板的交替电流输出端子通过印刷布线图案(250)连接到印刷电路板上的主印刷电路板的交流输入端子。 浪涌电阻器的一个端子通过印刷布线图案(250)连接到功率继电器(220)的端子(222),并且浪涌电阻器(130)的另一个端子连接到端子(242) 通过印刷布线图案,使得继电器(240)连接到急停继电器(240)。