Adjustment device for adjustable chairs

A - Human Necessities – 47 – C

Patent

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Details

A47C 1/026 (2006.01) A47C 1/024 (2006.01) A47C 31/00 (2006.01)

Patent

CA 2681874

Adjustment device for chairs, comprising a back support capable of rotating around a shaft fastened to a support base, said support for the backrest being provided with a blocking plate provided with a plurality of openings, an insert being movable to engage and disengage said openings, and being provided with means to limit the travel of the insert capable of sliding in a defined track in the support base, and actuator being provided, operated by a rod connected to a handle that can be operated by the user, said actuator being movable by a release position to a lock position and vice-versa, in which said insert is selectively engaged in one of said openings, said actuator being connected to said insert.

L'invention concerne un dispositif de réglage pour chaises, comprenant un support arrière capable de tourner autour d'un axe fixé à une base de support, ce support pour dossier étant pourvu d'une plaque de blocage dotée d'une pluralité d'ouvertures, un insert pouvant se déplacer afin de s'engager dans ces ouvertures ou de se dégager de celles-ci, et pourvu de moyens permettant de limiter le débattement de cet insert capable de coulisser dans un tracé défini dans la base de support, et un actionneur entraîné par une tige connectée à une poignée qui peut être maniée par l'utilisateur, cet actionneur pouvant se déplacer d'une position libérée à une position verrouillée et vice versa, dans laquelle l'insert est sélectivement engagé dans une des ouvertures, cet actionneur étant connecté à cet insert.

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