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(11) | EP 0 954 997 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Device for the synchronized adjustment of the position of the seat and back of a chair |
(57) A device for the synchronized adjustment of the position of the seat and back of
a chair, comprising a box-like body (2) which is adapted to support a first element
(3) for supporting a seat (4) of the chair and also comprising a second supporting
element (12) which is adapted to support the back (10) of the chair and is articulated
to the first supporting element (3) and to the box-like body (2); the device also
comprises means (20) for mutually engaging the box-like body (2) and a curved plate-like
element (31) which is provided at one end of the first supporting element (3) and
in which a plurality of slots (19) are formed which are adapted to engage the engagement
means (20), the engagement means and the slots being arranged in a mutually staggered
position, so as to allow adjustment of the back (10) in a plurality of mutually closely
spaced positions. |