Pneumatic support structure for flexible display devices
View Patent ↗According to an embodiment, it is an apparatus, comprising a display comprising a display layer and a base structure, wherein the base structure is configured to support the display layer; the base structure comprising one or more layers, wherein the one or more layers comprise a first amorphous layer and a second pneumatic layer; and wherein the display is configured to be rolled and unrolled as a scroll; and wherein the apparatus is an electronic display device.
1 . An apparatus, comprising:
a display comprising a display layer and a base structure, wherein the base structure is configured to support the display layer;
the base structure comprises a pneumatic structure, wherein the pneumatic structure comprises one or more pneumatic layers, wherein the pneumatic layers comprise a first layer of a first shape and a second layer of a second shape; wherein the first layer is of a first size and the second layer is of a second size; and wherein the first layer is at a first pressure and the second layer is at a second pressure;
wherein the base structure is inflatable and deflatable; and
wherein the display comprises an exoskeleton structure configured to support the display; and
wherein the apparatus is an electronic display device.
2 . The apparatus of claim 1 , wherein the display is a foldable display.
3 . The apparatus of claim 1 , wherein the base structure is inflatable for open configuration and deflatable for folded configuration.
4 . The apparatus of claim 1 , wherein the base structure further comprises an amorphous layer comprising amorphous material configured as a reinforcement layer.
5 . The apparatus of claim 4 , wherein the amorphous layer comprises a woven mesh mat structure from plurality of amorphous ribbons or amorphous strips.
6 . The apparatus of claim 1 , wherein the pneumatic structure comprises a plurality of inflatable tubes connected by a non-inflated flexible structure and wherein the plurality of the inflatable tubes is present in one or more of a first direction of a length of the display of the apparatus and a second direction perpendicular to the length of the display of the apparatus.
7 . The apparatus of claim 6 , wherein the plurality of the inflatable tubes is configured at a variable pressure depending on a position in relation to a main rigid base of the display.
8 . The apparatus of claim 1 , wherein at least one of the pneumatic layers is configured to have a thickness in a first range of about 0.5 millimeter (mm) to 2.0 mm and is maintained at a pressure when inflated in a second range of about 5 pounds per square inch (psi) to 10 psi.
9 . The apparatus of claim 1 , wherein at least one of the pneumatic layers is configured to have a thickness in a third range of about 1.0 millimeter (mm) to 20.0 mm and is maintained at a pressure when inflated in a fourth range of about 2 pounds per square inch (psi) to 5 psi.
10 . The apparatus of claim 1 , wherein the pneumatic layers are configured to have a pressure in a fifth range of about 2 pounds per square inch (psi) to 10 psi.
11 . The apparatus of claim 1 , wherein the apparatus further comprises an air pump configured to inflate the pneumatic layers and wherein the apparatus further comprises a battery to power the air pump.
12 . The apparatus of claim 1 , wherein the apparatus further comprises a pressure controller configured to control a pressure of the pneumatic structure.
13 . The apparatus of claim 1 , wherein the display is touch sensitive comprising a touch function; and wherein the pneumatic layer is configured to support forces produced by the touch function to counter a deformation.
14 . The apparatus of claim 1 , wherein the apparatus further comprises a body, wherein the exoskeleton structure is present in an inner space of the body, and wherein the exoskeleton structure comprises amorphous material.
15 . The apparatus of claim 1 , wherein the base structure of the display is configured for reducing a gap between a rotational arc of the display and the base structure.
16 . The apparatus of claim 1 , wherein the apparatus is configured for a selective pressurization of one or more of the pneumatic layers.
17 . A method comprising, rolling a display of an apparatus to an open configuration, wherein the display comprises a display layer and a base structure, wherein the base structure comprises a pneumatic structure, wherein the pneumatic structure comprises one or more pneumatic layers and is configured to support the display layer; pressurizing, the one or more pneumatic layers, wherein the one or more pneumatic layers comprises a first pneumatic layer to a first pressure and a second pneumatic layer to a second pressure for pressurized layers; supporting the display with the pressurized layers during a touch function of the display; further supporting the display using an exoskeleton structure, wherein the exoskeleton structure comprises a retractable arm with a hinge joint; and wherein the first pneumatic layer is configured to have a first size and a first shape; and the second pneumatic layer is configured to have a second size and a second shape; and wherein the display is configured to articulate a size based on the pressurization of the one or more of the pneumatic layers; and wherein the apparatus is an electronic display device.
18 . The method of claim 17 , wherein the pneumatic structure further comprises one or more inflatable balloon structures and tubes in the one or more pneumatic layers.
19 . The method of claim 17 , wherein the base structure further comprises an amorphous layer comprising amorphous material configured as a reinforcement layer.