(19)
(11) EP 2 004 913 A2

(12)

(88) Date of publication A3:
21.12.2007

(43) Date of publication:
24.12.2008 Bulletin 2008/52

(21) Application number: 07713128.2

(22) Date of filing: 12.03.2007
(51) International Patent Classification (IPC): 
E01D 19/04(2006.01)
(86) International application number:
PCT/IB2007/000651
(87) International publication number:
WO 2007/116257 (18.10.2007 Gazette 2007/42)
(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

(30) Priority: 12.04.2006 IT MI20060735

(71) Applicant: Politecnico di Milano
20133 Milano (IT)

(72) Inventors:
  • QUAGLINI, Virginio
    27058 Voghera (IT)
  • POGGI, Carlo
    27100 Pavia (IT)
  • MARIONI, Agotino
    20121 Milano (IT)
  • TAVECCHIO, Charlotte
    23845 Costa Masnaga (IT)
  • CHIESA, Roberto
    21040 Vedano Olona (IT)

(74) Representative: Simino, Massimo et al
Perani Mezzanotte & Partners Piazza S. Babila, 5
20122 Milano
20122 Milano (IT)

   


(54) STRUCTURAL ENGINEERING SLIDING ELEMENTS HAVING HIGH WEAR-PROOF AND LOW COEFFICIENT OF FRICTION