Patent ID: 7594693

Claim:
A chair comprising a connecting element, comprising: a guide, a slider, and a blocking device, wherein the guide is in the form of a cylinder provided with a groove, the slider having a first track with a shallow part and a deeper part, and the slider being adapted to move within the guide, and wherein the blocking device is in the form of a sphere arranged in the first track of the slider, the blocking device being alternatively positioned at one of either; a locked position between the groove of the guide and the shallow part of the first track to lock the guide to the slider, and a free position between the guide and the deeper part of the first track of the slider allowing the slider to move freely within the guide, and a reclinable back of the chair, and a tiltable head rest, said head rest having a first angle, in relation to the back of the chair, wherein the connecting element is positioned between a section on the tiltable head rest and an attachment section on the chair, and is adjustable to affect said first angle, and wherein said first angle may be adjusted into a second angle by altering the length of the connecting element.