Rollable electronic device

An electronic device, comprising:

• a housing;
• a sliding frame, at least a portion of which is configured to be drawn out from the housing in a first direction, and/or at least a portion of which is configured to be drawn in the housing in a second direction opposite to the first direction;
• a flexible display including a first region visible from an outside, and a second region extending from the first region and varying in size depending on a pulled-in or pulled-out state of the sliding frame;
• and
• a bending member disposed a rear surface of the flexible display, the bending member including a plurality of bars arranged in an interval to support the flexible display;
• wherein the bending member comprises a first bar including at least one first locking part protruding in an inner direction of the electronic device, among the plurality of bars, and
• wherein the sliding frame comprises at least one locking jaw configured to cause the at least one first locking part to be caught.