Support structure for supporting flexible display, and electronic device comprising same

An electronic device, comprising:

• a first housing (201);
• a second housing (202) configured to move with respect to the first housing;
• a flexible display (203) including a first display area (A1) and a second display area (A2) extending from the first display area, wherein the second display area is configured to roll in or out based on a movement of the second housing;
• a plurality of bars (214) arranged under the second display area;
• and
• a plate (218) disposed between the second display area and the plurality of bars, and configured to support at least a portion of the second display area,
• wherein the plate includes first pattern areas (410) including patterns of shapes which are separated from each other and second pattern areas (420) including patterns of shapes which are connected from each other, wherein the shapes of the second pattern areas (420) are different from the shapes of the first pattern areas (410),
• wherein the first pattern areas (410) and the second pattern areas (420) are configured to be alternately arranged, and
• wherein the first pattern areas (410) are disposed not to face the plurality of bars (214), and each of the second pattern areas (420) are disposed to face a respective one of the plurality of bars (214).