Patent ID: 9132655
Filing Date: 2015-09-15
Classification: B41J

Abstract:
1. An ink cartridge comprising: a case; an ink accommodating unit provided in the case and configured to accommodate ink therein; a moving body configured to move relative to the case; a single detecting unit provided to the case and configured to output a signal corresponding to a position of the moving body relative to the case, the detecting unit configured to output a signal indicative of a first prescribed value when the moving body reaches a first position and output a signal indicative of a second prescribed value when the moving body reaches a second position, the first position and the second position being defined in the case, the second position being different from the first position, the second prescribed value being different from the first prescribed value; and a storing unit in which is stored time length data indicative of a prescribed length of time between when the value of the signal reaches the first prescribed value and between when the value of the signal reaches the second prescribed value, the prescribed length of time corresponding to a prescribed moving speed of the moving body relative to the case.