A device for signaling a wet condition in a diaper. The device includes a sensing means for sensing wet conditions in the diaper and signal means connected to the sensing means for producing a signal substantially concurrently with sensing the wet conditions in the diaper. The sensing means are insulated...http://www.google.fr/patents/US5264830?utm_source=gb-gplus-shareBrevet US5264830 - Apparatus for sensing wet diaper
