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Ergonomic keyboard with divided keys

  • US 8,226,308 B1
  • Filed: 05/04/2008
  • Issued: 07/24/2012
  • Est. Priority Date: 05/04/2007
  • Status: Active Grant
First Claim
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1. A keyboard, comprising:

  • a single frame having left and right portions;

    a left set of keys disposed on the left portion; and

    a right set of keys disposed on the right portion;

    a center set of keys disposed between the left and right sets, comprising a numeric keypad;

    wherein the left set of keys comprises a left half of a QWERTY keyboard configuration and the right set of keys comprises a right half of the QWERTY keyboard configuration;

    the left set of keys comprises at least three rows and five columns of keys and the right set of keys comprises at least three rows and five columns of keys, and the keys having indicia printed thereon corresponding to a character generated by the keyboard when the corresponding key is depressed;

    wherein the keys in the left, right, and center sets have a first spacing between the keys within the sets and the center set of keys is spaced a distance a part from the left and right sets greater than the first spacing between the keys of the sets;

    two sets of three keys clustered together and arranged with two keys in a row and a third key above the two keys, a cluster of three keys positioned between the center keys and left keys and a cluster of three keys positioned between the center keys and the right keys and both clusters in line with the bottom two rows of the right and left keys, the clusters spaced apart from the left and right sets;

    wherein centers of the left and right sets of keys are positioned to be spaced apart the shoulder width of a typical user;

    a beta set of keys comprising;

    a CAPS LOCK key;

    an ENTER key;

    a NEW LINE key; and

    a FORWARD TAB key configured to only generate a FORWARD TAB function;

    wherein the CAPS LOCK key, ENTER key, and NEW LINE key are disposed in a first top row and the top row contains exactly three keys comprising the CAPS LOCK key, ENTER key, and NEW LINE and the FORWARD TAB key is disposed below the first top row;

    wherein the beta set is disposed adjacent to and above the left set.

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