CPC G06K 7/065 (2013.01) [G06F 21/83 (2013.01); G06F 21/86 (2013.01); G06K 7/0013 (2013.01); G06K 7/0021 (2013.01); G06K 19/07 (2013.01); H01H 13/7065 (2013.01); H01H 2201/026 (2013.01); H01H 2203/038 (2013.01); H01H 2233/07 (2013.01); H01H 2233/09 (2013.01); Y04S 40/20 (2013.01)] | 20 Claims |
1. A key entry device, comprising:
a housing;
a keypad array disposed within said housing and including a plurality of keys;
a key contact array disposed within said housing below said keypad array and including a plurality of contact pairs, each aligned with one of said plurality of keys; and
a dome array including a plurality of domes, each aligned with one of said plurality of keys and one of said plurality of contact pairs, at least one of said plurality of domes having a generally concave orientation as viewed from above prior to key depression and having an at least partially convex orientation as viewed from above upon key depression.
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