Photograph of finished 3D printed prototype
Cocoon senses when it is covered; sounds an alarm if obstructed for longer than a set time and sends a status notification to the paired mobile device of the owner
Photograph of 3D printed prototype fastened together with safety screws
Photograph of 3D printed prototype electrical housing
Photograph of 3D printed prototype base plate with screw thread fixing for electrical housing
Exploded image identifying the electrical and mechanical tamper-proofing features
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Cocoon

Cocoon is a tamper-proof smoke alarm that sounds when covered and notifies owner of an interference. Market opportunities include; Residential housing, Universities, Schools, Prisons, Hospitals, Trains, Airplanes


This project is in partnership with the Leicestershire Fire Service to improve fire safety, dissuade smoking indoors and challenge fire setting behaviour.


Exterior shell sits flush to mounted surface
Safety screws prevent unwanted access to power
Internals are protected by opposing air vents
LED and speaker provide warning signals
Proximity sensor detects obstructions
WiFi Module allows remote control/updates

Alice Dowson
Loughborough, United Kingdom