Patent ID: 8167127

Claim:
A function-convertible casing for a portable electronic device, comprising: a plurality of sleeves to be placed onto the electronic device and together forming a closed encasement for the electronic device when said sleeves are placed on the electronic device, each of said sleeves being formed with a respective opening in a backwall thereof, said opening in each of said sleeves together forming a backwall opening of the casing when said sleeves are assembled to form the closed encasement; at least one of said sleeves being formed to enable operative access to the electronic device while said sleeves are connected to form said closed encasement; and a plurality of removable back panels each being formed to completely close said backwall opening, said plurality of removable back panels including a substantially planar first back panel forming an integral backwall part of said closed encasement and a second back panel carrying an attachment device for carrying said encasement with the electronic device disposed therein, wherein said plurality of removable back panels may be exchanged with each other to provide the device for mutually different functions of the casing.