Dome-shaped push switch
AssigneeLotes Co., Ltd
InventorsTed Ju, Yin Fu Zhu, Shuang Bo Long, Yu Song Zhou
Life of this patent
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Abstract
A dome-shaped push switch includes a sheet and a conducting layer disposed at a low surface of the sheet. The sheet has a pressing portion arching upward. The conducting layer is disposed at a lower surface of the sheet. The conductivity of the sheet is greater than that of the sheet. The pressing portion includes at least one through hole penetrating through the pressing portion. The through hole has a side wall, the side wall sequentially has a shear surface and a tear surface from bottom up, and a fillet is provided between the shear surface and a lower surface of the pressing portion.
Claims12
A dome-shaped push switch, comprising:
- a sheet having a pressing portion arching upward;
- and
- a conducting layer disposed at a lower surface of the sheet, the conductivity of the conducting layer being greater than that of the sheet,
- wherein the pressing portion comprises at least one through hole penetrating through the pressing portion, the through hole has a side wall, the side wall sequentially has a shear surface and a tear surface from bottom up, and a fillet is provided between the shear surface and a lower surface of the pressing portion.
Dependencies are inferred from the claim text.