About: http://webisa.webdatacommons.org/299303255

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 cup-like cover 142 surrounds the body 128, protecting the actuating ring and the associated elements including the gear segment, the valve shaft and the valve.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com