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Low-travel key mechanisms using butterfly hinges

  • US 10,211,008 B2
  • Filed: 03/07/2018
  • Issued: 02/19/2019
  • Est. Priority Date: 10/30/2012
  • Status: Active Grant
First Claim
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1. A key mechanism, comprising:

  • a keycap assembly comprising;

    a keycap;

    an electronic component coupled to the keycap and comprising a flexible printed circuit; and

    a clip;

    a support structure below the keycap assembly and comprising a pin retention member extending towards the keycap;

    a support mechanism configured to allow the keycap assembly to move relative to the support structure and comprising;

    a first pin engaged with the clip to retain the support mechanism to the keycap assembly; and

    a second pin engaged with the pin retention member to retain the support mechanism to the support structure; and

    a dome switch between the keycap and the support structure and configured to collapse in response to actuation of the keycap assembly.

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