Patent ID: 7914135

Claim:
A liquid cartridge adapted to be inserted into a cartridge mounting portion of a liquid consuming apparatus, the liquid cartridge comprising: a first boss; a second boss; a circuit board provided on an outer surface of the liquid cartridge; and a connection terminal provided on the circuit board and configured to be brought into contact with a connector provided in the cartridge mounting portion when the liquid cartridge is inserted in the cartridge mounting portion, the circuit board has a first side portion which is to be first inserted into the cartridge mounting portion when the liquid cartridge is inserted in the cartridge mounting portion, and a second side portion which is to be inserted into the cartridge mounting portion later than the first side when the liquid cartridge is inserted in the cartridge mounting portion; wherein the circuit board has a first opening formed in the first side portion and having a first opening area, and a second opening formed in the second side portion and having a second opening area larger than first opening area; the first opening receives the first boss, and the second opening receives the second boss; and the connection terminal is disposed between the first opening and the second opening at a position closer to the second opening.