About: http://webisa.webdatacommons.org/197127112

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	Mechanical power transmission components also include ball screws, rack-and-pinion assemblies, chain drives, and other components that convert rotational motion and torque to linear motion and force.
http://www.w3.org/ns/prov#wasQuotedFrom	nfpa.com