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US09218925B2 Key including secondary domes 有权
关键包括二次圆顶

Key including secondary domes
摘要:
Example embodiments disclosed herein relate to a key including a primary dome, a plurality of second domes, and a first layer. The primary dome is to compress a switch if the primary dome collapses. The first layer is over the primary and secondary domes. The first layer collapses the primary dome and does not engage the secondary domes, if the first layer is pressed substantially levelly or parallel to the rest position.
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