Designed to be worn under other blankets this blanket would be filled with a pipe made of very heat-conductive material. The other part of it, under the bed, would contain a very cold liquid. Five minutes after the alarm sounds, it would flush the warm liquid in the pipes with coolth, making the bed a very unpleasant place to be.
edit: spelling-- Voice, Apr 08 2015 Water duvet Water_20duvet [hippo, Apr 08 2015] Intracardiac Adrenaline Injection Alarm Clock Intracardiac_20Adre...ion_20Alarm_20ClockFor those who really, really struggle to get out of bed [8th of 7, Apr 10 2015] Not safe for children, the elderly, pets, patients with clotting related illnesses, asthmatics, patients of diseases related to body temperature, or patients using sleeping pills. Do not use with alcohol, electric blankets, heat sensitive electronics, or at all, really. May cause heart attack, stroke, arrhythmia, frostbite, difficulty breathing, and belief in the supernatural.-- Voice, Apr 08 2015 What's wrong with a bucket of cold water wielded by an irate spouse/sibling/parent?-- pocmloc, Apr 08 2015 We liked the adrenalin injector idea better.
<link>-- 8th of 7, Apr 09 2015 random, halfbakery