Patent ID: 8220910
Filing Date: 2012-07-17
Classification: B41J,Y10T

Abstract:
1. A liquid supply system configured to supply a liquid to a liquid ejection apparatus, the liquid supply system comprising: a liquid container having a liquid reservoir assembly designed to store the liquid therein, an air communicating structure provided in the upstream of the liquid reservoir assembly to connect the liquid reservoir assembly with the outside air, a bubble separation structure provided in the downstream of the liquid reservoir assembly to separate bubbles included in the liquid, a first communicating path arranged to connect the bubble separation structure with the liquid reservoir assembly, a detector located in the downstream of the bubble separation structure to detect a liquid level in the liquid reservoir assembly, and a liquid supply structure provided in the downstream of the detector to supply the liquid to the liquid ejection apparatus; a liquid supply line connected with the first communicating path at a location upstream of the detector; an external liquid tank; and an external liquid supply apparatus connected with the liquid supply line and the external liquid tank to supply the liquid from the external liquid tank to the liquid container.