About: http://webisa.webdatacommons.org/92244464

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	Depending on the application and the accuracy and speed required from the invention, different types of motors and braking mechanisms may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca