EP 3261855 A1 20180103 - TYRE WITH DIRECTIONAL TWO-MATERIAL TREAD, COMPRISING AN ALTERNATION OF CURVED BLOCKS
Title (en)
TYRE WITH DIRECTIONAL TWO-MATERIAL TREAD, COMPRISING AN ALTERNATION OF CURVED BLOCKS
Title (de)
REIFEN MIT RICHTUNGSGEBUNDENEM PROFIL MIT ZWEI MATERIALIEN MIT ABWECHSLUNG GEKRÜMMTER BLÖCKE
Title (fr)
PNEUMATIQUE AVEC BANDE DE ROULEMENT DIRECTIONNELLE ET BI-MATIERE COMPORTANT UNE ALTERNANCE DE BLOCS INCURVES
Publication
Application
Priority
- FR 1500392 A 20150227
- EP 2016053042 W 20160212
Abstract (en)
[origin: WO2016134989A1] Tyre (1) comprising a directional tread (2) comprising a plurality of blocks (5), all or some of the blocks comprising a central sipe (10) of length (S), the tread being made up of a first rubber compound based on a diene elastomer, an inorganic reinforcing filler and a plasticizing system, having a glass transition temperature comprised between -40°C and -15°C and a shear modulus G* measured at 60°C comprised between 0.5 and 1.1 Mpa, the tyre comprising an intermediate layer situated under the tread and in contact with a radially inner face of this tread, comprising a second rubber compound having: hysteresis losses (P60) comprised between 9 and 20; a Shore A hardness comprised between 60 and 68.
IPC 8 full level
B60C 11/03 (2006.01); B60C 11/00 (2006.01); B60C 11/11 (2006.01)
CPC (source: CN EP US)
B60C 11/005 (2013.01 - CN EP US); B60C 11/0302 (2013.01 - CN EP US); B60C 11/0306 (2013.01 - CN EP US); B60C 11/0309 (2013.01 - CN EP US); B60C 11/11 (2013.01 - CN EP US); B60C 2011/0025 (2013.01 - CN EP US); B60C 2011/0374 (2013.01 - EP)
Citation (search report)
See references of WO 2016134989A1
Designated contracting state (EPC)
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 state (EPC)
BA ME
DOCDB simple family (publication)
WO 2016134989 A1 20160901; CN 107257743 A 20171017; EP 3261855 A1 20180103; FR 3033143 A1 20160902; FR 3033143 B1 20170224; US 2018022161 A1 20180125
DOCDB simple family (application)
EP 2016053042 W 20160212; CN 201680011673 A 20160212; EP 16704218 A 20160212; FR 1500392 A 20150227; US 201615551668 A 20160212