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Adjusting knob mechanism

  • US 10,145,651 B2
  • Filed: 10/24/2017
  • Issued: 12/04/2018
  • Est. Priority Date: 01/23/2017
  • Status: Active Grant
First Claim
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1. An adjusting knob mechanism, comprising:

  • a base comprising a first supporting portion and a second supporting portion;

    a first clicking gear comprising a plurality of first indentations and disposed on the second supporting portion;

    a second clicking gear comprising a plurality of second indentations and disposed on the first supporting portion;

    a limiting element disposed on the base;

    a movable element disposed within the limiting element and configured to move in an axial direction of the base relative to the limiting element;

    a connecting mechanism extending into the limiting element; and

    an adjusting cover connected to the movable element by the connecting mechanism, so as to move the movable element in the axial direction of the base relative to the limiting element and the second clicking gear;

    wherein the adjusting cover is configured to rotate the limiting element and the movable element through the connecting mechanism.

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