Recovery device having a protruding portion providing reduced pressure for improved recovery and method using same

摘要

A liquid jet recording apparatus includes a cap member for covering discharge ports of a liquid jet recording head which discharge recording liquid. The cap member is provided with a protruding portion opposed to the discharge ports. Gas flow is generated in a space formed by the cap member and the liquid jet recording head. The protruding portion provides for a negative or reduced pressure at the discharge ports, to draw off impurities and improve recovery. An improved recovery method is also provided.