Two-step connecting element

Details Two-step connecting element Two-step connecting element

A - Human Necessities

47

C

A47C 1/036 (2006.01) A47C 7/38 (2006.01) A47C 7/46 (2006.01)

Patent

CA 2450817

The present invention concerns a device in a chair (1), especially a chair with an adjustable back of the chair (2) and head rest (3), in that in between a section of the head rest (3) and an attachment section on the chair construction is arranged a connecting element (18) with for example a rod (17), which by movement of the adjustable back of the chair (2) is arranged to affect the angle of the head rest (3) in relation to the back of the chair (2), and for the purpose of giving instructions on a head rest that by simple means be uncoupled in a reclined position of the back of the chair, there is according to the invention proposed a groove (21), a blocking device (22) and a coupling organ (24) which come into effect in the reclined position of the back of the chair, either in a manual or automatic way.

L'invention concerne un dispositif se trouvant dans une chaise (1), notamment une chaise à dossier réglable (2) et à appui-tête (3), dans lequel au milieu d'une section de l'appui-tête (3) et d'une section de fixation sur la construction de la chaise, un élément de connexion (18) est disposé au moyen par exemple d'une tige (17), qui par le mouvement du dossier réglable de la chaise (2) est disposé de manière à modifier l'angle de l'appui-tête (3) par rapport au dossier de la chaise (2) et en vue de donner des instructions à un appui-tête qui par des moyens simples peut être déboîté dans une position inclinée du dossier de la chaise, cette invention a prévu une rainure (21), un dispositif de blocage (22) et un organe de couplage (24) s'appliquant à la position inclinée du dossier de la chaise de façon manuelle ou automatique.

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