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US 2016/0247642 A1Published application
Modified keyboard
OwnerDong Z. Kiminventor
Life of this patent
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Abstract
A keyboard with at least some double action keys is described. The keyboard includes at least two layers disposed below the keys and the keys are selectively used to make contacts on one layer, or pass through and provide contacts with or on the second layer. All or at least some of the keys of the keyboard can be pushed partially down to generate a first command and can be pushed fully down for generating a second command.
Claims17
A keyboard comprising:
- a keyboard body with a top surface;
- a first layer set disposed below said top surface and a second layer set disposed below set first layer set, each layer set including a top and a bottom layer formed with contacts, the layers of said top layer set being formed with a plurality holes in each of said top and bottom layers;
- a plurality of key assemblies disposed above said holes, at least some of the key assemblies forming double action keys used to generate at least two different commands as a portion of said key assemblies is pushed through said holes;
- and
- a decoder sensing activation of said key assemblies and generating corresponding commands.
2 more elements
A keyboard comprising:
- a housing with a top surface;
- a plurality of flat layers extending at least partially below said top surface and being partitioned into a top layer set, each layer of said top layer set including a hole defining a key position;
- and
- a plurality of key assemblies disposed on said top surface, each key assembly being positioned at one of said key positions, each key assembly including a key head disposed on said top surface and arranged for activation by a user, a first bar attached to said key head and arranged to make a top contact between the layers of said top layer set;
- each key assembly including a second bar on said key head, said second bar extending through a respective hole and making a second contact between the layers of the bottom contact set when the head is pushed by a second distance.
2 more elements
Dependencies are inferred from the claim text.