Patent ID: 8182060
Filing Date: 2012-05-22
Classification: B41J

Abstract:
1. An ink supply device comprising: an ink cartridge comprising: a cartridge mounting portion to which the ink cartridge is mounted by being inserted thereinto in an insertion direction, wherein the cartridge mounting portion comprises: a determiner configured to execute an ink amount determination process in which the amount of ink stored in the ink chamber is determined, based on a fact that the movable member of the ink cartridge in the mounted state is detected by at least one of the first detector and the second detector, wherein the ink cartridge further comprises: wherein the determiner is configured to execute a first determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector initially detects the first detectable portion during an insertion of the ink cartridge into the cartridge mounting portion, and the determiner is configured to execute a second determination process in which it is determined whether or not the second detector detects the second detectable portion when the first detector stops detecting the first detectable portion during the insertion of the ink cartridge into the cartridge mounting portion.