Patents

Sensing Device for a Nappy

U.S. Patent No. 12,616,615


Filed: 4/6/22
Issued: 5/5/26

A sensing device for attaching to an external surface of a nappy, the sensing device comprising: an expandable member comprising one or more elastic elements extending between a plurality of attachment points, wherein the attachment points are configured to fixedly attach the expandable member to the external surface of the nappy, and wherein the one or more elastic elements are configured to stretch as the attachment points move apart such that the expandable member is configured to expand in accordance with expansion of the nappy; and a detector unit coupled to the expandable member, wherein the detector unit is configured to detect expansion of the expandable member, and is further configured to determine a nappy fullness parameter based on the detected expansion of the expandable member. 

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