About: http://webisa.webdatacommons.org/284314111

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	Attached to the traction sheave is a brake drum 4 provided with a cylindrical braking surface 5 and fitted to rotate with the traction sheave 3.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com