About: http://webisa.webdatacommons.org/269425063

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A belt of several layers of cords with a high modulus of elasticity (usually steel or other high strength materials) is mounted beneath the tread; the belt cords are laid at a low ???crown angle???, up to 20 ??.
http://www.w3.org/ns/prov#wasQuotedFrom	multibody.net