About: http://webisa.webdatacommons.org/308971536

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	This aspect of the cleaner design of this invention results in the interior of the cleaner, apart from the suction passage, being under positive pressure, i.e. slightly higher pressure than the ambient water.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com