About: http://webisa.webdatacommons.org/417477627

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	In the depicted embodiment, the guide track (401) comprises a trough of material in which wheel (121) at the proximal end (115) of the main drive link (111) rides, but this is by no means required and other tracks could be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com