Image Number 5 for United States Patent #5777316.
An IC memory card having an improved battery engaging member for holding a batter holder is provided. The IC memory card includes a casing having a space for holding a batter holder. A resilient engaging member on the side of the battery holder configured to engage the casing is provided. An engagement releasing member in the casing is configured to push the resilient engaging member so that the battery holder can be removed from the casing.