A laundry processing apparatus is disclosed. The device is secured with a fixed spindle or a fixed toothed rack to the first of two parts which can be adjusted in relation to each other, and is provided with a gear mechanism which is connected to the second of the two parts which can be adjusted in relation to each other. The lower basin is attached to the controlling base using mechanical or electro mechanical support structures. When several supply terminals serve a space, their duty cycles are staggered to avoid fan instability. 8 times a diameter \u201cd\u201d of the ball. The invention is thus able to estimate stroke volume and cardiac output from the pressure signal alone, with no need for calibration using other highly invasive techniques.