About: http://webisa.webdatacommons.org/163173331

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	A controllably-movable ramp 322 is positioned adjacent the pocketed surface of the disk 216 in such a manner as to move, in response to activation of a solenoid 324, between a down position (FIG. 7A) and an up position (FIG. 7B).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com