Patent ID: 8474915

Claim:
An ergonomic task chair having a front and a rear, comprising: a laterally extending seat having a front and a rear and a seat top surface therebetween; a back brace disposed above the rear of the seat and configured to move in a direction generally parallel to the seat top surface; a knee support disposed in the front of the chair, wherein the back brace and the knee support have a first position where there is a first minimum distance between the back brace and the knee support and a second position where there is a second minimum distance between the back brace and the knee support, the second minimum distance being less than the first minimum distance, wherein movement from the first minimum distance to the second minimum distance results from moving the back brace generally parallel to the seat top surface and toward the knee support; a platform disposed beneath and spaced apart from the seat, the platform having a front and a rear; a back brace strut; and a knee brace strut; wherein the back brace strut is connected to the back brace, the platform and the seat, wherein the knee brace strut is connected to the knee brace, the platform and the seat; and further wherein the back brace strut is connected to the front of the platform and the front of the seat and wherein the knee brace is connected to the rear of the platform and the rear of the seat.