Patent ID: 8167373

Claim:
A height adjustment mechanism sized and configured for attachment to a pedestal of a chair comprising: a pedestal height variability mechanism comprised of a first member having a first end and a second end opposite the first end and a biasing mechanism having a first portion and a second portion; the first member being positionable adjacent to a portion of the pedestal; the first portion of the biasing mechanism attached to or engaging the first member adjacent to the first end of the first member, the second portion of the biasing mechanism attached to or engaging the first member adjacent to the second end of the first member, the biasing mechanism biasing the first member to maintain a position of the first member adjacent to the portion of the pedestal of the chair; and a second member having a first end and a second end opposite the first end, the second member moveably attached to the first member, the second member configured such that movement of the second member actuates height adjustment of the pedestal of the chair.