OCCUPANCY MONITORING DEVICE

摘要

An occupancy monitoring device, such as for a bed or chair, comprising a capacitor having a first electrode (4) adapted for attachment along the side of a bed or mattress (1, 2) or a chair, a second electrode adapted for positioning remotely from the first electrode and a defector (6) tor detecting dielectric shift induced in the capacitor by movement of an occupant on the bed, mattress or chair.