Patent ID: 8905504

Claim:
A liquid accommodation member comprising: a liquid accommodation chamber that accommodates liquid to be supplied to a liquid consumption portion for consuming the liquid; a liquid outlet port that is capable of leading the liquid to the liquid consumption portion from the liquid accommodation chamber; a liquid inlet port through which the liquid is capable of being injected into the liquid accommodation chamber from the outside; a visual recognition surface through which a liquid level of the liquid accommodated in the liquid accommodation chamber is capable of being visually recognized; an illumination portion that illuminates the liquid accommodation chamber, and a displacement member that is displaced between a time of liquid injection at which the liquid is injected through the liquid inlet port and a time of liquid non-injection at which the liquid is not injected, wherein the illumination portion lights up when the displacement member is displaced from a liquid non-injection position at which the displacement member is located at the time of the liquid non-injection.