Patent ID: 7703867
Filing Date: 2010-04-27
Classification: B41J

Abstract:
1. A liquid container detachably mounted on a liquid consuming device, the liquid container comprising: a liquid containing portion; a liquid supply portion that is connected to the liquid consuming device; a liquid guide path that guides a liquid stored in the liquid containing portion to the liquid supply portion; an air communicating opening that introduces air from the outside into the liquid containing portion according to consumption of the liquid in the liquid containing portion; and a liquid detecting unit that is provided the liquid guide path and detects an inflow of the air into the liquid guide path so as to detect that the liquid of the liquid containing portion is exhausted to a predetermined amount, wherein, a dam portion is provided in the liquid guide path such that its upper end is disposed above, in a vertical direction, a circumferential upper portion of a liquid inflow opening causing the liquid to flow into the liquid detecting unit, and wherein at least a part of a bottom surface of the liquid guide path between the liquid inflow opening and the dam portion is inclined vertically downward toward the liquid inflow opening.