Keyboard assemblies
First Claim
Patent Images
1. A keyboard assembly comprising a plurality of keys;
- a circuit board behind said keys; and
a liquid resistant barrier between said keys and said circuit board.
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Abstract
A keyboard assembly having a housing with one or more openings in which keys are located. A circuit board is located inside the housing and adjacent to the keys such that striking the keys causes switches of the circuit board to be switched. A liquid resistant barrier is located between the keys and the circuit board, protecting the circuit board and/or other electronic components from being contacted by liquids spilled on the keyboard.
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Citations
34 Claims
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1. A keyboard assembly comprising
a plurality of keys; -
a circuit board behind said keys; and
a liquid resistant barrier between said keys and said circuit board.
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- 26. The keyboard assembly of claim 20, said housing having a wall that surrounds a perimeter of said one or more openings, said wall having an edge that sealingly abuts said liquid resistant barrier.
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26-1. A keyboard assembly comprising:
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a plurality of keys each having at least one protrusion; and
a housing having an upper side and a bottom side located opposite from said upper side and upon which the keyboard assembly rests when a user strikes said keys, said housing having a recessed surface defining a recess in said upper side of said housing, said upper side facing a user of said keyboard assembly when said keyboard assembly is resting upon said bottom side, said housing including a plurality of protrusions from said recessed surface, each of said protrusions having an opening passing therethrough, at least some of said openings receiving said protrusions of said keys, said housing including a drain channel configured and located to direct liquid that has fallen into said recess to an area external of said housing when said keyboard assembly is resting upon said bottom side.
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27-2. The keyboard assembly of claim 26, said housing having an upper portion and a lower portion that are attached to each other, said upper portion including said upper side, said recess, said plurality of members that protrude from said recessed surface, and said drain channel, said bottom portion including said bottom side upon which the keyboard assembly rests when the user strikes said keys.
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31. A computer system, comprising
at least one central processing unit; - and
a keyboard assembly comprising a housing having an upper side and a bottom side located opposite from said upper side, said upper side having one or more openings in which a plurality of keys are located, said bottom side including a bottom surface upon which the keyboard assembly rests when a user strikes said keys;
a circuit board inside said housing below said plurality of keys comprising a plurality of switches actuateable by said plurality of keys; and
a liquid resistant barrier located between said plurality of keys and said circuit board, configured such that said circuit board is protected from liquid passing down through said one or more openings.
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32. A method for cleaning residue from a computer keyboard, comprising
washing residue-bearing interior upper surfaces of a keyboard with a solvent or solution, wherein said keyboard comprises a liquid resistant barrier under the keys and covering electronic components in said keyboard, and wherein function of said keyboard is not damaged by said washing.
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34. A method for preventing computer keyboard damage by spilled liquids, comprising
providing a liquid resistant keyboard functionally connected with a computer, wherein said keyboard comprises a housing having an upper side and a bottom side located opposite from said upper side, said upper side having one or more openings in which a plurality of keys are located, said bottom side including a bottom surface upon which the keyboard assembly rests when a user strikes said keys; -
a circuit board inside said housing below said plurality of keys comprising a plurality of switches actuateable by said plurality of keys; and
a liquid resistant barrier located between said plurality of keys and said circuit board, configured such that said circuit board is protected from liquid passing down through said one or more openings..
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Specification