US 11,681,881 B2
Key entry device
Igal Yanko, Rocklin, CA (US); Mehran Mirkazemi-Moud, Rocklin, CA (US); and Donald James Jones, Auburn, CA (US)
Assigned to VeriFone, Inc., Wilmington, DE (US)
Filed by VeriFone, Inc., San Jose, CA (US)
Filed on Jun. 28, 2021, as Appl. No. 17/361,160.
Application 17/361,160 is a continuation of application No. 16/921,550, filed on Jul. 6, 2020, granted, now 11,048,889.
Application 16/921,550 is a continuation of application No. 15/754,785, granted, now 10,719,670, issued on Jul. 21, 2020, previously published as PCT/IL2016/050282, filed on Mar. 15, 2016.
Claims priority of application No. PCT/IL2015/050851 (WO), filed on Aug. 25, 2015.
Prior Publication US 2021/0326540 A1, Oct. 21, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H01H 13/7065 (2006.01); G06K 7/06 (2006.01); G06K 7/00 (2006.01); G06F 21/83 (2013.01); G06K 19/07 (2006.01); G06F 21/86 (2013.01)
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
OG exemplary drawing
 
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.