About: http://webisa.webdatacommons.org/172265302

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 positioning element may be a piezoelectric body, spring loaded switch, vacuum lift or other mechanism which lifts the beam 30 upon receiving a signal from the processor 32.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es