The patent

ASLEEP MASK ® Travel Sleep Mask | Innovative patented device patent no. WO 2014203055 A1

Weightlessness of the head during sleep in a seated position

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The patent sentence says

"It is a device allowing the head to be maintained in an anatomical position thanks to the links (head and seat) [...].

This device supports the head in an ideal postural attitude from the first cervical to the last lumbar (in almost weightlessness)."

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In these conditions, there is no possibility of head play.

It is in perfect balance, in the vertebral axis, it weighs nothing!

This results in a feeling of weightlessness in the head!

(For information, Head weight: 7 kg on fascia)

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