作者: Liang Sun , Yusho Nakase , Jian-Jin Lu
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摘要: A multi direction switch (100) includes a first cover (2), second (3), printed circuit board (PCB) (4) positioned between the and cover, pair of stacked, orthogonal electrode plates (5) PCB, spring member (7) button (6) for actuating to move on PCB. The forms protrusion (21), has radial portion (611) wall (612) extending downwardly from portion, is portion.