About: http://webisa.webdatacommons.org/194143853

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	I am not sure what the mechanisms inside is but I always figured it to be some sort of centrifugal clutch brake or something similar to an engine brake.
http://www.w3.org/ns/prov#wasQuotedFrom	ridgidforum.com