Patent ID: 7517072
Filing Date: 2009-04-14
Classification: B41J

Abstract:
1. An ink stick for use in an ink loader of an imaging device, the ink stick comprising: a three dimensional ink stick body configured to fit within a feed channel of the imaging device, the ink stick body having an exterior surface; and a first interface track formed in the exterior surface from a leading end to a trailing end of the ink stick body parallel to a feed direction of the ink loader, the first interface track including one or more actuation portions for actuating a first sensor in the feed channel to generate a first signal as the one or more actuation portions pass the sensor in the feed channel; and a second interface track formed in the exterior surface from the leading end to the trailing end of the ink stick body parallel to the first interface track, the second interface track including one or more actuation portions for actuating a second sensor in the feed channel to generate a second signal as the actuation portions pass the second sensor in the feed channel.