US Patent 9345332 Dual functional chair

A dual functional chair with a dividable seat may be used in a sitting and kneeling-sitting configuration. The seat includes a front part (1) that is convertible into a knee rest. The front part is operatively connected rotationally and slidably or rotationally only, to a movable front arm of a base of the seat, rotating on the axis of a rotational mechanism (3). The seat includes a rear part (4) having a variable angle of inclination, operatively connected via a rotational mechanism (5) to a rear arm (6) of the base of the seat.