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Keyswitch using magnetic force

  • US 9,728,353 B2
  • Filed: 01/13/2014
  • Issued: 08/08/2017
  • Est. Priority Date: 07/11/2012
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a housing having a first magnetic mass coupled to the housing;

    a beam having a button surface disposed on the beam, the beam having an end, the end anchored to the housing; and

    a second magnetic mass coupled to the beam at a point along the beam different from the anchor;

    wherein a magnetic field between the first and second magnetic masses biases the button surface into an up position.

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