(19)
(11) EP 3 087 293 A1

(12)

(43) Date of publication:
02.11.2016 Bulletin 2016/44

(21) Application number: 14830807.5

(22) Date of filing: 24.12.2014
(51) International Patent Classification (IPC): 
F16G 5/16(2006.01)
(86) International application number:
PCT/EP2014/079290
(87) International publication number:
WO 2015/097277 (02.07.2015 Gazette 2015/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 24.12.2013 NL 1040575

(71) Applicant: Robert Bosch GmbH
70442 Stuttgart (DE)

(72) Inventor:
  • PENNINGS, Bert
    NL-5052CH Goirle (NL)

(74) Representative: Plevier, Gabriel Anton Johan Maria 
Bosch Transmission Technology B.V. IP section (GS-CT/NE) postbus 500
5000 AM Tilburg
5000 AM Tilburg (NL)

   


(54) FLEXIBLE STEEL RING PROVIDED WITH A NANOCRYSTALLINE SURFACE LAYER FOR A DRIVE BELT FOR A CONTINUOUSLY VARIABLE TRANSMISSION AND METHOD FOR PRODUCING SUCH RING