Patent ID: 6290758
Filing Date: 2001-09-18
Classification: B01D,F24F,H05K

Abstract:
A humidity pump comprising:means to draw moisture from an inner atmosphere of an enclosed housing,means to drive off moisture drawn from the inner atmosphere to an exterior atmosphere,a breather element formed of a receptacle having access to the inner atmosphere and the outer atmosphere through a wall of the housing, andheater means to drive off some of the moisture to the outer atmosphere,wherein the means to draw moisture includes a regenerative desiccant, and the heater means is arranged to heat at least part of the desiccant to cause moisture to be driven off to the outer atmosphere, andwherein the desiccant is divided into a first part to absorb moisture form the inner atmosphere and a second part heated by the heater, the first and second parts being linked by a wicking material.