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DONATI S.P.A.
| DONATI S.P.A. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20120056461 | DEVICE FOR SYNCHRONIZING THE TILT OF A CHAIR BACK AND SEAT - Device for synchronizing the tilt of a chair back and seat, of the type comprising a frame of the chair back ( | 03-08-2012 |
| 20100308633 | MECHANISM FOR ADJUSTING THE PRE-LOAD OF A STIFFENING SPRING FOR SEATS - Mechanism for regulating the preload of at least a stiffening spring ( | 12-09-2010 |
| 20100219672 | DEVICE FOR ADJUSTING THE TILT OF A BACKREST OR SEAT OF A CHAIR | 09-02-2010 |
| 20090174128 | DEVICE FOR REGULATING THE ELASTIC FORCE EXERTED BY A PLURALITY OF SPRINGS - A device for adjusting the elastic force exerted by a plurality of springs, wherein there are provided main springs and auxiliary springs connected to two mutually movable structures. There are provided means for operatively coupling or uncoupling the connection of the free end of one or more of the auxiliary springs with respect to at least one of the structures. | 07-09-2009 |