Key apparatus
AssigneeChicony Electronics Co., Ltd.
InventorsKuang-Shen Uang, Chia-Wei Chang
Life of this patent
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Abstract
A key apparatus includes a substrate, a keycap, a balancing lever, and a membrane layer. The keycap is disposed on the substrate. The balancing lever is disposed between the substrate and the keycap. The balancing lever includes a shaft lever and a side lever extending from a side direction of the shaft lever. The side lever has an end away from the shaft lever. The membrane layer is disposed on the substrate. The membrane layer is provided with a cutting structure. The cutting structure is close to the end of the side lever. The membrane layer further includes a flexible limiting area located on one side of the cutting structure. The side lever of the balancing lever is inserted in the cutting structure, and makes the end be held against the flexible limiting area.
Claims15
A key apparatus, comprising:
- a substrate;
- a keycap;
- a balancing lever, disposed between the substrate and the keycap, wherein the balancing lever comprises a shaft lever and a side lever extending from a side direction of the shaft lever, and the side lever has an end away from the shaft lever;
- and
- a membrane layer, disposed on the substrate, wherein the membrane layer is provided with a cutting structure, the cutting structure is close to the end of the side lever, the membrane layer further comprises a flexible limiting area located on one side of the cutting structure, and the side lever of the balancing lever is inserted in the cutting structure, and makes the end be held against the flexible limiting area.
Dependencies are inferred from the claim text.