(19)
(11) EP 2 209 401 A1

(12)

(43) Date of publication:
28.07.2010 Bulletin 2010/30

(21) Application number: 07849729.4

(22) Date of filing: 30.10.2007
(51) International Patent Classification (IPC): 
A47C 1/032(2006.01)
(86) International application number:
PCT/IT2007/000760
(87) International publication number:
WO 2009/057168 (07.05.2009 Gazette 2009/19)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(71) Applicant: Donati S.p.A.
25050 Rodengo Saiano BS (IT)

(72) Inventor:
  • DONATI, Armando
    I-25050 Rodengo Saiano (BS) (IT)

(74) Representative: Marietti, Andrea 
Marietti, Gislon e Trupiano S.r.l. Via Larga, 16
20122 Milano
20122 Milano (IT)

   


(54) A MECHANISM FOR ADJUSTING THE PRE-LOAD OF A STIFFENING SPRING FOR SEATS