CPC G06F 1/1662 (2013.01) [G06F 1/1616 (2013.01); G06F 1/1637 (2013.01); G06F 1/1656 (2013.01); G06F 3/0202 (2013.01); G06F 3/0213 (2013.01); G06F 3/0236 (2013.01); G06F 3/03547 (2013.01); G06F 3/041 (2013.01); G06F 3/044 (2013.01); G06F 3/04886 (2013.01); H01H 13/83 (2013.01); H03K 17/96 (2013.01); H03K 17/9618 (2013.01); H03K 17/967 (2013.01); H03K 17/972 (2013.01); G06F 2203/04105 (2013.01); G06F 2203/04809 (2013.01); H01H 2209/068 (2013.01); H01H 2209/084 (2013.01); H01H 2215/004 (2013.01); H01H 2215/028 (2013.01); H01H 2217/018 (2013.01); H01H 2219/03 (2013.01); H01H 2219/036 (2013.01); H01H 2223/003 (2013.01); H01H 2223/038 (2013.01)] | 20 Claims |
1. A keyboard for a portable electronic device, comprising:
a housing;
a glass top case coupled to the housing and defining a base surface and a protruding key region extending above the base surface, the glass top case configured to locally deform at the protruding key region in response to a user input applied to the protruding key region;
a lower member below the glass top case; and
a biasing system positioned between the lower member and the glass top case and below the protruding key region, the biasing system configured to bias the protruding key region in an undeformed configuration.
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