Residual-ink detector and a liquid injection recording apparatus comprising the detector.

摘要

This specification discloses a liquid injection recording apparatus having a recording head for injecting ink toward a recording medium to thereby effect recording, an ink tank storing therein the ink to be supplied to the recording head, and an ink remain detector provided halfway in a supply path communicating the recording head with the ink tank. The ink remain detector has an ink chamber having at least one wall surface thereof formed of a flexible film member, and at least two detector means responsive to the displacement of the film member.