About: http://webisa.webdatacommons.org/443987326

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	The dual pivot points 520a and 520b of universal joint 518 allow pad 516 to move in all directions except a rotational direction.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com