About: http://webisa.webdatacommons.org/318777213

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	Such actuators are generally formed by an output shaft driven by a reversible motor through a gearing system, e.g. gears allowing to rotate the shaft in either direction.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com