US 9,811,702 B2
Optical accessory for attachment to mobile device
Michael Gifford, San Leandro, CA (US); David James Stein, Purlear, NC (US); Steven Kearns, Fort Myers, FL (US); and John Bryan Boatner, Andover, MA (US)
Assigned to COGNEX CORPORATION, Natick, MA (US)
Filed by COGNEX CORPORATION, Natick, MA (US)
Filed on Apr. 6, 2016, as Appl. No. 15/92,028.
Application 15/092,028 is a continuation in part of application No. 14/682,062, filed on Apr. 8, 2015.
Application 14/682,062 is a continuation in part of application No. 14/682,072, filed on Apr. 8, 2015.
Prior Publication US 2016/0300092 A1, Oct. 13, 2016
Int. Cl. G06K 7/10 (2006.01); H04M 1/21 (2006.01); H04M 1/02 (2006.01)
CPC G06K 7/10821 (2013.01) [G06K 7/10732 (2013.01); H04M 1/21 (2013.01); H04M 1/0264 (2013.01)] 31 Claims
OG exemplary drawing
 
1. An attachment assembly for use with one or more of a mobile device with a camera and a case for the mobile device, with the case including a first camera opening configured to align with the camera when the mobile device is inserted into the case, and with the case including a first shoulder at least partly surrounding the first camera opening, the attachment assembly comprising:
an attachment base configured to be secured to at least one of the mobile device and the case; and
an attachment body including at least one optical device for use with the camera and configured to be removably secured to the attachment base;
the attachment base removably securing the attachment body to the at least one of the mobile device and the case when the attachment body is removably secured to the attachment base and the attachment base is secured to the at least one of the mobile device and the case; and
the attachment base including:
a second camera opening; and
a second shoulder at least partly surrounding the second camera opening;
the second shoulder engaging the first shoulder to align the second camera opening with the camera when the attachment base is secured to the case.