Foil display with two light guides
First Claim
1. A display device comprising a first light guide, a movable element and selection means for locally bringing the movable element into contact with said light guide, characterized in that the display device comprises a second light guide, wherein said movable element is arranged in between said light guides, and wherein said selection means are arranged to locally bring the movable element into contact with a selected one of said light guides.
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Accused Products
Abstract
A display device is described, which comprises a movable element (17) and selection means (15, 16) for locally bringing the movable element into contact with a selected one of two light guides (11, 12), arranged on either sides of the movable element. This provides an essentially symmetric display device, with one light guide on each side of the movable element. The display can display information in two directions, and the selection means can be controlled in a suitable way to activate selected portions of the guides. The invention can be used to provide a bi-directional display.
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Citations
8 Claims
- 1. A display device comprising a first light guide, a movable element and selection means for locally bringing the movable element into contact with said light guide, characterized in that the display device comprises a second light guide, wherein said movable element is arranged in between said light guides, and wherein said selection means are arranged to locally bring the movable element into contact with a selected one of said light guides.
Specification