IMF cover for a portable electronic device
First Claim
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1. Front cover for a portable electronic device comprising:
- a bottom layer of stiff plastic material comprising a first opening where at least one input key is to be provided,a top layer of flexible plastic film, said top layer covering said bottom layer including said first opening, wherein the top and bottom layers are bonded to each other, anda patch layer in said first opening adjacent the top layer, wherein an outer surface of the patch layer in said first opening is coplanar with an outer surface of the bottom layer, the top layer extends across the planar surface formed by the coplanar outer surfaces of the patch layer and the bottom layer, and wherein the patch layer comprises flexible thermo elastic or silicon material that is bonded at least to the top layer.
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Abstract
The present invention is directed towards a front cover for a portable electronic device as well as a portable electronic device including such a front cover. The front cover comprises a bottom layer of stiff plastic material having a first opening where at least one input key is to be provided, and a top layer of flexible plastic film that covers the bottom layer including said first opening. These two layers are furthermore bonded to each other. In this way a keypad is provided where dirt cannot enter between keys. The mounting process for the device is furthermore much simplified. It is furthermore possible to produce a waterproof keypad.
133 Citations
20 Claims
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1. Front cover for a portable electronic device comprising:
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a bottom layer of stiff plastic material comprising a first opening where at least one input key is to be provided, a top layer of flexible plastic film, said top layer covering said bottom layer including said first opening, wherein the top and bottom layers are bonded to each other, and a patch layer in said first opening adjacent the top layer, wherein an outer surface of the patch layer in said first opening is coplanar with an outer surface of the bottom layer, the top layer extends across the planar surface formed by the coplanar outer surfaces of the patch layer and the bottom layer, and wherein the patch layer comprises flexible thermo elastic or silicon material that is bonded at least to the top layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. Portable electronic device with a front cover, said front cover comprising:
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a bottom layer of stiff plastic material comprising a first opening where at least one key is to be provided, and a top layer of flexible plastic film, said top layer covering said bottom layer including said first opening, wherein the top and bottom layers are bonded to each other, and a patch layer in said first opening adjacent the top layer, wherein an outer surface of the patch layer in said first opening is coplanar with an outer surface of the bottom layer, and the top layer extends across the planar surface formed by the coplanar outer surfaces of the patch layer and the bottom layer, wherein the patch layer comprises flexible thermo elastic or silicon material that is bonded at least to the top layer. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification