About: http://webisa.webdatacommons.org/411447056

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 abbreviation "sol as used in the drawing indicates generally a solenoid for driving the output device, although clutches or other appropriate driving mechanism may well be utilized.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com