Card or book involving luminescence
First Claim
Patent Images
1. A card or book involving luminescence and comprising:
- at least two openable leaves;
a thin battery provided in one of the leaves and having on one side thereof electrodes to be brought into conduction with each other;
at least one light-emitting diode lit by the battery and having its light-emitting portion exposed to outside on an inner surface of said one leaf;
a switch assembly comprising a slide plate which has one end attached to the inner surface of the other leaf and a free end provided with a conductor piece, the free end being superposed slidably on the electrode bearing side of the battery in said one leaf and the conductor piece being engageable with the battery electrodes in response to opening movement of the two leaves.
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Accused Products
Abstract
At least one of two openable leaves is provided with at least one light-emitting diode, a thin battery for lighting the diode and a switch assembly. On opening the leaves, the diode emits light, which is extinguished when the leaves are closed to provide an indication of unique interest.
93 Citations
5 Claims
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1. A card or book involving luminescence and comprising:
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at least two openable leaves; a thin battery provided in one of the leaves and having on one side thereof electrodes to be brought into conduction with each other; at least one light-emitting diode lit by the battery and having its light-emitting portion exposed to outside on an inner surface of said one leaf; a switch assembly comprising a slide plate which has one end attached to the inner surface of the other leaf and a free end provided with a conductor piece, the free end being superposed slidably on the electrode bearing side of the battery in said one leaf and the conductor piece being engageable with the battery electrodes in response to opening movement of the two leaves. - View Dependent Claims (2, 3, 4, 5)
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Specification