Patent ID: 7914079

Claim:
A support of a chair for a head, a neck, or both, of a user, said chair having a hank rest, said support comprising a device for adjusting a swivel and a height of the support relative to the back rest of the chair; a first receptacle for a cushion for supporting the head, the neck, or both; a second receptacle for attaching the support to the back rest; two first swivel arms rotatably connected to said second receptacle at one end of the support; two second swivel arms holding the first receptacle for the cushion at another end of said support opposite from said one end thereof, said two second swivel arms being pivotally connected in a rotatable and swivelable manner to said two first swivel arms respectively; a locking and releasing device for locking and releasing a rotational motion of the second swivel arms relative to the first swivel arms and for locking and releasing a rotational motion of the first swivel arms relative to the second receptacle; an engageable and disengageable ring gear connection for providing rotational motion at a pivot joint between the second swivel arms and the first swivel arms; and an engageable and disengageable ring gear connection for providing rotation motion at a pivot joint between the first swivel arms and the second receptacle; whereby the support is adjustable in order to attain a predetermined position for supporting the head, the neck, or both of the user and is then lockable in the predetermined position.