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US 8,576,555 B2Granted
Display element, portable equipment and imaging device
AssigneeFUJIFILM Corporation
InventorAtsushi Misawa
Life of this patent
Estimating the term…
Abstract
An electronic device includes a display unit that includes a flexible display element which displays an image on a front surface thereof, and a member which is placed facing a rear surface opposite to the front surface of the flexible display element, in which the member applies tension to the flexible display element when the flexible display element is unfurled.
Claims7
An electronic device comprising a display unit, the display unit comprising:
- a flexible display element which displays an image on a front surface thereof;
- a back plate which covers a back side surface of the flexible display element, the back plate comprising:
- flat end portions provided on longitudinal ends of the back plate, the flat end portions being in contact with longitudinal ends of the flexible display element;
- and a curved portion being curved when free from any external force, the curved portion connecting the flat end portions, wherein, when the flexible display element is rolled up, the curved portion of the back plate is flattened and contacts with the back side surface of the flexible display element, and wherein, when the flexible display element is unfurled the curved portion of the back plate is curved to be separated from the back side surface of the flexible display element;
- a plurality of convex beam members which are placed facing a rear surface opposite to the front surface of the flexible display element and are parallel to each other in a width direction of the flexible display element, the plurality of convex beam members applying tension to the flexible display element when the flexible display element is unfurled;
- and a roll-up shaft for rolling up the flexible display element and the back plate when the flexible display element is unfurled.
3 more elements
Dependencies are inferred from the claim text.