About: http://webisa.webdatacommons.org/439663211

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	FIG. 4 of the drawings is a vertical section of the improved quick disconnect coupling of FIG. 1 showing in particular a movable sleeve contained within the first tubular member.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es